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Sony A1 vs RX1R

The Sony A1 and the Sony Cyber-shot DSC-RX1R are two digital cameras that were revealed to the public, respectively, in January 2021 and June 2013. The A1 is a mirrorless interchangeable lens camera, while the RX1R is a fixed lens compact. Both cameras are equipped with a full frame sensor. The A1 has a resolution of 49.8 megapixels, whereas the RX1R provides 24 MP.

Below is an overview of the main specs of the two cameras as a starting point for the comparison.

Headline Specifications
Sony A1
versus
Sony RX1R
Sony A1   Sony RX1R
Mirrorless system camera Fixed lens compact camera
Sony E mount lenses 35mm f/2.0
49.8 MP – Full Frame sensor 24 MP – Full Frame sensor
8k/30p Video 1080/60p Video
ISO 100-32,000 (50 - 102,400) ISO 100-25,600 (50 - 102,400)
Electronic viewfinder (9437k dots) Viewfinder optional
3.0" LCD – 1440k dots 3.0" LCD – 1229k dots
Tilting touchscreen Fixed screen (not touch-sensitive)
10 shutter flaps per second 5 shutter flaps per second
In-body stabilizationno shake reduction
Weathersealed bodynot weather sealed
530 shots per battery charge270 shots per battery charge
129 x 97 x 81 mm, 737 g 113 x 65 x 70 mm, 482 g
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Check A1 price at
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Check RX1R offers at
ebay.com

Going beyond this snapshot of core features and characteristics, what are the differences between the Sony A1 and the Sony Cyber-shot DSC-RX1R? Which one should you buy? Read on to find out how these two cameras compare with respect to their body size, their imaging sensors, their shooting features, their input-output connections, and their reception by expert reviewers.

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Body comparison

The side-by-side display below illustrates the physical size and weight of the Sony A1 and the Sony RX1R. The two cameras are presented according to their relative size. Three consecutive perspectives from the front, the top, and the back are available. All width, height and depth measures are rounded to the nearest millimeter.

Size Sony A1 vs Sony RX1R
Compare A1 versus RX1R top
Comparison A1 or RX1R rear

If the front view area (width x height) of the cameras is taken as an aggregate measure of their size, the Sony RX1R is considerably smaller (41 percent) than the Sony A1. It is worth mentioning in this context that the A1 is splash and dust resistant, while the RX1R does not feature any corresponding weather-sealing.

The above size and weight comparisons are to some extent incomplete and possibly misleading, as the RX1R has a lens built in, whereas the A1 is an interchangeable lens camera that requires a separate lens. Attaching the latter will add extra weight and bulk to the setup. You can compare the optics available for the A1 and their specifications in the Sony FE Lens Catalog.

Concerning battery life, the A1 gets 530 shots out of its Sony NP-FZ100 battery, while the RX1R can take 270 images on a single charge of its Sony NP-BX1 power pack. The battery packs of both cameras can be charged via USB, which can be very convenient when travelling.

The adjacent table lists the principal physical characteristics of the two cameras alongside a wider set of alternatives. In case you want to display and compare another camera duo, you can use the CAM-parator app to select your camera combination among a large number of options.

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Body Specifications
  empty Camera
Model
Camera
Width
Camera
Height
Camera
Depth
Camera
Weight
Battery
Life
Weather
Sealing
Camera
Launch
Launch
Price (USD)
Street
Price
1.
 
Sony A1 129 mm 97 mm 81 mm 737 g 530 Y Jan 2021 6,499 amazon.com
2.
 
Sony RX1R 113 mm 65 mm 70 mm 482 g 270 n Jun 2013 2,799ebay.com
3.
 
Leica X Typ 113 133 mm 73 mm 78 mm 486 g 350 n Sep 2014 2,295ebay.com
4.
 
Sony A7 III 127 mm 96 mm 74 mm 650 g 610 Y Feb 2018 1,999 amazon.com
5.
 
Sony A7 IV 131 mm 96 mm 80 mm 659 g 580 Y Oct 2021 2,499 amazon.com
6.
 
Sony A7R 127 mm 94 mm 48 mm 465 g 340 Y Oct 2013 2,299ebay.com
7.
 
Sony A7R II 127 mm 96 mm 60 mm 625 g 290 Y Jun 2015 3,199ebay.com
8.
 
Sony A7R III 127 mm 96 mm 74 mm 650 g 650 Y Oct 2017 3,199ebay.com
9.
 
Sony A7R IIIA 127 mm 96 mm 74 mm 650 g 650 Y Apr 2021 3,199 amazon.com
10.
 
Sony A7R IV 129 mm 96 mm 78 mm 665 g 670 Y Jul 2019 3,499ebay.com
11.
 
Sony A7R IVA 129 mm 96 mm 78 mm 665 g 670 Y Apr 2021 3,499 amazon.com
12.
 
Sony A7R V 131 mm 97 mm 82 mm 723 g 530 Y Oct 2022 3,899 amazon.com
13.
 
Sony A7S III 127 mm 97 mm 81 mm 699 g 600 Y Jul 2020 3,499 amazon.com
14.
 
Sony A99 II 143 mm 104 mm 76 mm 849 g 490 Y Sep 2016 3,199ebay.com
15.
 
Sony A3000 128 mm 91 mm 85 mm 411 g 470 n Aug 2013 329ebay.com
16.
 
Sony RX1 113 mm 65 mm 70 mm 482 g 270 n Sep 2012 2,799ebay.com
17.
 
Sony RX1R II 113 mm 65 mm 72 mm 507 g 220 n Oct 2015 3,299ebay.com
Note: Measurements and pricing do not include easily detachable parts, such as add-on or interchangeable lenses or optional viewfinders.

Any camera decision will obviously take relative prices into account. The manufacturer’s suggested retail prices give an idea on the placement of the camera in the maker’s lineup and the broader market. The RX1R was launched at a lower price than the A1, despite having a lens built in. Normally, street prices remain initially close to the MSRP, but after a couple of months, the first discounts appear. Later in the product cycle and, in particular, when the replacement model is about to appear, further discounting and stock clearance sales often push the camera price considerably down. Then, after the new model is out, very good deals can frequently be found on the pre-owned market.

Sensor comparison

The imaging sensor is at the core of digital cameras and its size is one of the main determining factors of image quality. A large sensor will tend to have larger individual pixels that provide better low-light sensitivity, wider dynamic range, and richer color-depth than smaller pixel-units in a sensor of the same technological generation. Further, a large sensor camera will give the photographer additional creative options when using shallow depth-of-field to isolate a subject from its background. On the downside, larger sensors tend to be associated with larger, more expensive camera bodies and lenses.

Both cameras under consideration feature a full frame sensor, but their sensors differ slightly in size. The sensor area in the RX1R is 1 percent smaller. They nevertheless have the same format factor of 1.0. Both cameras have a native aspect ratio (sensor width to sensor height) of 3:2.

In terms of chip-set technology, the A1 uses a more advanced image processing engine (Dual BIONZ XR) than the RX1R (BIONZ X), with benefits for noise reduction, color accuracy, and processing speed.

Sony A1 and Sony RX1R sensor measures

With 49.8MP, the A1 offers a higher resolution than the RX1R (24MP), but the A1 has smaller individual pixels (pixel pitch of 4.16μm versus 5.97μm for the RX1R). However, the A1 is a much more recent model (by 7 years and 7 months) than the RX1R, and its sensor will have benefitted from technological advances during this time that enhance the light gathering capacity of its pixels. Coming back to sensor resolution, it should be mentioned that neither of the two cameras has an anti-alias filter installed, so they are able to capture all the detail the sensor resolves.

The resolution advantage of the Sony A1 implies greater flexibility for cropping images or the possibility to print larger pictures. The maximum print size of the A1 for good quality output (200 dots per inch) amounts to 43.2 x 28.8 inches or 109.7 x 73.2 cm, for very good quality (250 dpi) 34.6 x 23 inches or 87.8 x 58.5 cm, and for excellent quality (300 dpi) 28.8 x 19.2 inches or 73.2 x 48.8 cm. The corresponding values for the Sony RX1R are 30 x 20 inches or 76.2 x 50.8 cm for good quality, 24 x 16 inches or 61 x 40.6 cm for very good quality, and 20 x 13.3 inches or 50.8 x 33.9 cm for excellent quality prints.

The A1 has on-sensor phase detect pixels, which results in fast and reliable autofocus acquisition even during live view operation.

Unlike the RX1R, the A1 has the capacity to capture high quality composite images (YESMP) by combining multiple shots after shifting its sensor by miniscule distances. This multi-shot, pixel-shift mode is most suitable for photography of stationary objects (landscapes, studio scenes).

The Sony A1 has a native sensitivity range from ISO 100 to ISO 32000, which can be extended to ISO 50-102400. The corresponding ISO settings for the Sony Cyber-shot DSC-RX1R are ISO 100 to ISO 25600, with the possibility to increase the ISO range to 50-102400.

In terms of underlying technology, the A1 is build around a Stacked BSI-CMOS sensor, while the RX1R uses a CMOS imager. Both cameras use a Bayer filter for capturing RGB colors on a square grid of photosensors. This arrangement is found in most digital cameras.

A1 versus RX1R MP

Since 2007, DXO Mark has published sensor performance measurements that have been derived using a consistent methodology. This service determines an overall sensor rating, as well as sub-scores for low-light sensitivity ("DXO Sports"), dynamic range ("DXO Landscape"), and color depth ("DXO Portrait"). Of the two cameras under review, the A1 has a notably higher overall DXO score than the RX1R (overall score 7 points higher), which gives it an advantage in terms of imaging quality. This advantage is based on 0.9 bits higher color depth, 0.9 EV in additional dynamic range, and 0.3 stops in additional low light sensitivity. The following table provides an overview of the physical sensor characteristics, as well as the sensor quality measurements for a selection of comparators.

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Sensor Characteristics
  empty Camera
Model
Sensor
Class
Resolution
(MP)
Horiz.
Pixels
Vert.
Pixels
Video
Format
DXO
Portrait
DXO
Landscape
DXO
Sports
DXO
Overall
1.
 
Sony A1 Full Frame 49.8 8640 57608k/30p25.914.5316398
2.
 
Sony RX1R Full Frame 24.0 6000 40001080/60p25.013.6253791
3.
 
Leica X Typ 113 APS-C 16.1 4928 32641080/30p23.612.8149178
4.
 
Sony A7 III Full Frame 24.0 6000 40004K/30p25.014.7373096
5.
 
Sony A7 IV Full Frame 32.7 7008 46724K/60p25.414.7337997
6.
 
Sony A7R Full Frame 36.2 7360 49121080/60p25.614.1274695
7.
 
Sony A7R II Full Frame 42.2 7952 53044K/30p26.013.9343498
8.
 
Sony A7R III Full Frame 42.2 7952 53044K/30p26.014.73523100
9.
 
Sony A7R IIIA Full Frame 42.2 7952 53044K/30p26.014.73523100
10.
 
Sony A7R IV Full Frame 60.2 9504 63364K/30p26.014.8334499
11.
 
Sony A7R IVA Full Frame 60.2 9504 63364K/30p26.014.8334499
12.
 
Sony A7R V Full Frame 60.2 9504 63368k/24p26.514.83187100
13.
 
Sony A7S III Full Frame 12.0 4240 28324K/120p23.713.9252086
14.
 
Sony A99 II Full Frame 42.2 7952 53044K/30p25.413.4231792
15.
 
Sony A3000 APS-C 19.8 5456 36321080/60i23.712.8106878
16.
 
Sony RX1 Full Frame 24.0 6000 40001080/60p25.114.3253493
17.
 
Sony RX1R II Full Frame 42.2 7952 53041080/60p25.813.9320497
Note: DXO values in italics represent estimates based on sensor size and age.

Many modern cameras are not only capable of taking still images, but can also record movies. The two cameras under consideration both have sensors whose read-out speed is fast enough to capture moving pictures, but the A1 provides a higher video resolution than the RX1R. It can shoot video footage at 8k/30p, while the RX1R is limited to 1080/60p.

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Feature comparison

Apart from body and sensor, cameras can and do differ across a range of features. For example, the A1 has an electronic viewfinder (9437k dots), which can be very helpful when shooting in bright sunlight. In contrast, the RX1R relies on live view and the rear LCD for framing. That said, the RX1R can be equipped with an optional viewfinder – the FDA-EV1MK. The following table reports on some other key feature differences and similarities of the Sony A1, the Sony RX1R, and comparable cameras.

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Core Features
  empty Camera
Model
Viewfinder
(Type or
000 dots)
Control
Panel
(yes/no)
LCD
Specifications
(inch/000 dots)
LCD
Attach-
ment
Touch
Screen
(yes/no)
Max
Shutter
Speed *
Max
Shutter
Flaps *
Built-in
Flash
(yes/no)
Built-in
Image
Stab
1.
 
Sony A19437 n3.0 / 1440 tilting Y 1/8000s 10.0/s n Y
2.
 
Sony RX1Roptional n3.0 / 1229 fixed n 1/4000s 5.0/s Y n
3.
 
Leica X Typ 113optional n3.0 / 920 fixed n 1/2000s 5.0/s Y n
4.
 
Sony A7 III2359 n3.0 / 922 tilting Y 1/8000s 10.0/s n Y
5.
 
Sony A7 IV3686 n3.0 / 1037 swivel Y 1/8000s 10.0/s n Y
6.
 
Sony A7R2400 n3.0 / 1230 tilting n 1/8000s 4.0/s n n
7.
 
Sony A7R II2400 n3.0 / 1229 tilting n 1/8000s 5.0/s n Y
8.
 
Sony A7R III3686 n3.0 / 1440 tilting Y 1/8000s 10.0/s n Y
9.
 
Sony A7R IIIA3686 n3.0 / 2340 tilting Y 1/8000s 10.0/s n Y
10.
 
Sony A7R IV5760 n3.0 / 1440 tilting Y 1/8000s 10.0/s n Y
11.
 
Sony A7R IVA5760 n3.0 / 2340 tilting Y 1/8000s 10.0/s n Y
12.
 
Sony A7R V9440 n3.2 / 2100 full-flex Y 1/8000s 10.0/s n Y
13.
 
Sony A7S III9440 n3.0 / 1440 swivel Y 1/8000s 10.0/s n Y
14.
 
Sony A99 II2400 Y3.0 / 1229 full-flex n 1/8000s 12.0/s n Y
15.
 
Sony A3000202 n3.0 / 230 fixed n 1/4000s 2.5/s Y n
16.
 
Sony RX1optional n3.0 / 1229 fixed n 1/4000s 5.0/s Y n
17.
 
Sony RX1R II2360 n3.0 / 1229 tilting n 1/4000s 5.0/s n n
Note: *) Information refers to the mechanical shutter, unless the camera only has an electronic one.

One differentiating feature between the two cameras concerns the touch sensitivity of the rear screen. The A1 has a touchscreen, while the RX1R has a conventional panel. Touch control can be particularly helpful, for example, for setting the focus point.

The reported shutter speed information refers to the use of the mechanical shutter. Yet, some cameras only have an electronic shutter, while others have an electronic shutter in addition to a mechanical one. In fact, the A1 is one of those camera that have an additional electronic shutter, which makes completely silent shooting possible. However, this mode is less suitable for photographing moving objects (risk of rolling shutter) or shooting under artificial light sources (risk of flickering).

The Sony A1 has an intervalometer built-in. This enables the photographer to capture time lapse sequences, such as flower blooming, a sunset or moon rise, without purchasing an external camera trigger and related software.

The A1 writes its imaging data to CFexpress (type A) or SDXC cards, while the RX1R uses SDXC or Memory Stick PRO Duo cards. The A1 features dual card slots, which can be very useful in case a memory card fails. In contrast, the RX1R only has one slot. The A1 supports UHS-II cards (Ultra High Speed data transfer of up to 312 MB/s), while the RX1R cannot take advantage of Ultra High Speed SD cards.

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Connectivity comparison

For some imaging applications, the extent to which a camera can communicate with its environment can be an important aspect in the camera decision process. The table below provides an overview of the connectivity of the Sony A1 and Sony Cyber-shot DSC-RX1R and, in particular, the interfaces the cameras (and selected comparators) provide for accessory control and data transfer.

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Input-Output Connections
  empty Camera
Model
Hotshoe
Port
Internal
Mic / Speaker
Microphone
Port
Headphone
Port
HDMI
Port
USB
Port
WiFi
Support
NFC
Support
Bluetooth
Support
1.
 
Sony A1Ystereo / monoYYfull3.2Y-Y
2.
 
Sony RX1RYstereo / monoY-mini2.0---
3.
 
Leica X Typ 113Ystereo / mono--mini2.0---
4.
 
Sony A7 IIIYstereo / monoYYmicro3.1YYY
5.
 
Sony A7 IVYstereo / monoYYfull3.2Y-Y
6.
 
Sony A7RYstereo / monoYYmicro2.0YY-
7.
 
Sony A7R IIYstereo / monoYYmicro2.0YY-
8.
 
Sony A7R IIIYstereo / monoYYmicro3.1YYY
9.
 
Sony A7R IIIAYstereo / monoYYmicro3.2YYY
10.
 
Sony A7R IVYstereo / monoYYmicro3.1YYY
11.
 
Sony A7R IVAYstereo / monoYYmicro3.2YYY
12.
 
Sony A7R VYstereo / monoYYfull3.2Y-Y
13.
 
Sony A7S IIIYstereo / monoYYfull3.2Y-Y
14.
 
Sony A99 IIYstereo / monoYYmicro2.0YYY
15.
 
Sony A3000Ystereo / mono--mini2.0---
16.
 
Sony RX1Ystereo / monoY-mini2.0---
17.
 
Sony RX1R IIYstereo / monoY-micro2.0YY-

It is notable that the A1 offers wifi support, while the RX1R does not. Wifi can be a very convenient means to transfer image data to an off-camera location.

Studio photographers will appreciate that the Sony A1 (unlike the RX1R) features a PC Sync socket, so that professional strobe lights can be controlled by the camera.

The A1 is a recent model that features in the current product line-up of Sony. In contrast, the RX1R has been discontinued (but can be found pre-owned on ebay). As a replacement in the same line of cameras, the RX1R was succeeded by the Sony RX1R II. Further information on the features and operation of the A1 and RX1R can be found, respectively, in the Sony A1 Manual (free pdf) or the online Sony RX1R Manual.

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Review summary

So what is the bottom line? Is the Sony A1 better than the Sony RX1R or vice versa? A synthesis of the relative strong points of each of the models is listed below.


Reasons to prefer the Sony A1:

  • More detail: Offers more megapixels (49.8 vs 24MP) with a 44% higher linear resolution.
  • High quality composites: Can combine several shots after pixel-shifting its sensor.
  • Better image quality: Scores markedly higher (7 points) in the DXO overall assessment.
  • More dynamic range: Captures a larger spectrum of light and dark details (0.9 EV of extra DR).
  • Better jpgs: Has a more modern image processing engine (Dual BIONZ XR vs BIONZ X).
  • Better video: Provides higher definition movie capture (8k/30p vs 1080/60p).
  • Better live-view autofocus: Features on-sensor phase-detection for more confident autofocus.
  • Better sound control: Has a headphone port that enables audio monitoring while recording.
  • Easier framing: Has an electronic viewfinder for image composition and settings control.
  • More detailed LCD: Has a higher resolution rear screen (1440k vs 1229k dots).
  • More flexible LCD: Has a tilting screen for odd-angle shots in landscape orientation.
  • Fewer buttons to press: Is equipped with a touch-sensitive rear screen to facilitate handling.
  • Faster shutter: Has higher mechanical shutter speed (1/8000s vs 1/4000s) to freeze action.
  • Faster burst: Shoots at higher frequency (10 vs 5 flaps/sec) to capture the decisive moment.
  • Less disturbing: Has an electronic shutter option for completely silent shooting.
  • Easier time-lapse photography: Has an intervalometer built-in for low frequency shooting.
  • More flexible: Accepts interchangeable lenses, so that lens characteristics can be altered.
  • Longer lasting: Can take more shots (530 versus 270) on a single battery charge.
  • Better sealing: Is weather sealed to enable shooting in dusty or wet environments.
  • Sharper images: Has hand-shake reducing image stabilization built-in.
  • Faster data transfer: Supports a more advanced USB protocol (3.2 vs 2.0).
  • Easier file upload: Has wifi built in for automatic backup or image transfer to the web.
  • Easier wireless transfer: Supports Bluetooth for image sharing without cables.
  • Better studio light control: Has a PC Sync socket to connect to professional strobe lights.
  • Greater peace of mind: Features a second card slot as a backup in case of memory card failure.
  • Faster buffer clearing: Supports Ultra High Speed (UHS-II) SDXC cards.
  • More modern: Reflects 7 years and 7 months of technical progress since the RX1R launch.


Arguments in favor of the Sony Cyber-shot DSC-RX1R:

  • Ready to shoot: Has an integrated lens, whereas the A1 necessitates an extra lens.
  • More compact: Is smaller (113x65mm vs 129x97mm) and will fit more readily into a bag.
  • Less heavy: Has a lower weight even though it has a lens built in (unlike the A1).
  • Easier fill-in: Has a small integrated flash to brighten shadows of backlit subjects.
  • More affordable: Was introduced at a lower price, despite coming with a built-in lens.
  • More heavily discounted: Has been around for much longer (launched in June 2013).

If the count of individual advantages (bullet points above) is taken as a guide, the A1 is the clear winner of the match-up (28 : 6 points). However, the relevance of individual strengths will vary across photographers, so that you might want to apply your own weighing scheme to the summary points when reflecting and deciding on a new camera. A professional wedding photographer will view the differences between cameras in a way that diverges from the perspective of a travel photog, and a person interested in cityscapes has distinct needs from a macro shooter. Hence, the decision which camera is best and worth buying is often a very personal one.

A1 28:06 RX1R

How about other alternatives? Do the specifications of the Sony A1 and the Sony RX1R place the cameras among the top in their class? Find out in the latest Best Mirrorless Interchangeable Lens Camera and Best Prime Lens Compact Camera listings whether the two cameras rank among the cream of the crop.

In any case, while the comparison of technical specifications can provide a useful overview of the capabilities of different cameras, it remains partial and cannot reveal, for example, the shooting experience and imaging performance when actually working with the A1 or the RX1R. At times, user reviews, such as those published at amazon, address these issues in a useful manner, but such feedback is on many occasions incomplete, inconsistent, and unreliable.

Expert reviews

This is why expert reviews are important. The adjacent summary-table relays the overall verdicts of several of the most popular camera review sites (amateurphotographer [AP], cameralabs [CL], digitalcameraworld [DCW], dpreview [DPR], ephotozine [EPZ], photographyblog [PB]). As can be seen, the professional reviewers agree in many cases on the quality of different cameras, but sometimes their assessments diverge, reinforcing the earlier point that a camera decision is often a very personal choice.

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Expert Camera Reviews
  empty  Camera 
 Model 
 AP 
 score 
 CL 
 score 
 DCW 
 score 
 DPR 
 score 
 EPZ 
 score 
 PB 
 score 
Camera
Launch
Launch
Price (USD)
Street
Price
1.
 
Sony A15/5o4.5/593/1004.5/55/5 Jan 2021 6,499 amazon.com
2.
 
Sony RX1R5/5......4/54.5/5 Jun 2013 2,799ebay.com
3.
 
Leica X Typ 1133.5/5......3.5/54/5 Sep 2014 2,295ebay.com
4.
 
Sony A7 III..+ +4.5/589/1005/55/5 Feb 2018 1,999 amazon.com
5.
 
Sony A7 IV5/5+ +4.5/589/1004.5/54.5/5 Oct 2021 2,499 amazon.com
6.
 
Sony A7R5/5+ +..82/1004.5/55/5 Oct 2013 2,299ebay.com
7.
 
Sony A7R II5/5+ +5/590/1005/55/5 Jun 2015 3,199ebay.com
8.
 
Sony A7R III..+ +4/590/1004.5/55/5 Oct 2017 3,199ebay.com
9.
 
Sony A7R IIIA..+ +4/590/1004.5/55/5 Apr 2021 3,199 amazon.com
10.
 
Sony A7R IV5/5+4.5/591/1004.5/55/5 Jul 2019 3,499ebay.com
11.
 
Sony A7R IVA5/5+4.5/591/1004.5/55/5 Apr 2021 3,499 amazon.com
12.
 
Sony A7R V5/5+ +4.5/592/100.... Oct 2022 3,899 amazon.com
13.
 
Sony A7S III4.5/5+ +5/591/1004.5/55/5 Jul 2020 3,499 amazon.com
14.
 
Sony A99 II....4.5/585/1004.5/54.5/5 Sep 2016 3,199ebay.com
15.
 
Sony A30003/5+....4/54/5 Aug 2013 329ebay.com
16.
 
Sony RX15/5....79/1004/54.5/5 Sep 2012 2,799ebay.com
17.
 
Sony RX1R II5/5....82/100..4.5/5 Oct 2015 3,299ebay.com
Note: (+ +) highly recommended; (+) recommended; (o) reviewed; (..) not available.

The above review scores should be interpreted with care, though. The ratings were established in reference to similarly priced cameras that were available in the market at the time of the review. Hence, a score should always be seen in the context of the camera's market launch date and its price, and comparisons of ratings among very different cameras or across long time periods have little meaning. Also, please note that some of the review sites have changed their methodology and reporting over time.

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Other camera comparisons

Did this review help to inform your camera decision process? In case you would like to check on the differences and similarities of other camera models, just use the search menu below. As an alternative, you can also directly jump to any one of the listed comparisons that were previously generated by the CAM-parator tool.

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    Specifications: Sony A1 vs Sony RX1R

    Below is a side-by-side comparison of the specs of the two cameras to facilitate a quick review of their differences and common features.

    Camera Specifications
    Camera Model Sony A1 Sony RX1R
    Camera Type Mirrorless system camera Fixed lens compact camera
    Camera Lens Sony E mount lenses 35mm f/2.0
    Launch Date January 2021 June 2013
    Launch Price USD 6,499 USD 2,799
    Sensor Specs Sony A1 Sony RX1R
    Sensor Technology Stacked BSI-CMOS CMOS
    Sensor Format Full Frame Sensor Full Frame Sensor
    Sensor Size 35.9 x 24.0 mm 35.8 x 23.9 mm
    Sensor Area 861.6 mm2 855.62 mm2
    Sensor Diagonal 43.2 mm 43 mm
    Crop Factor 1.0x 1.0x
    Sensor Resolution 49.8 Megapixels 24 Megapixels
    Image Resolution 8640 x 5760 pixels 6000 x 4000 pixels
    Pixel Pitch 4.16 μm 5.97 μm
    Pixel Density 5.78 MP/cm2 2.80 MP/cm2
    Moiré control no AA filter no AA filter
    Movie Capability 8k/30p Video 1080/60p Video
    ISO Setting 100 - 32,000 ISO 100 - 25,600 ISO
    ISO Boost 50 - 102,400 ISO 50 - 102,400 ISO
    Image Processor Dual BIONZ XR BIONZ X
    DXO Sensor Quality (score) 98 91
    DXO Color Depth (bits) 25.9 25.0
    DXO Dynamic Range (EV) 14.5 13.6
    DXO Low Light (ISO) 3163 2537
    Screen Specs Sony A1 Sony RX1R
    Viewfinder Type Electronic viewfinder Viewfinder optional
    Viewfinder Field of View 100%
    Viewfinder Magnification 0.9x
    Viewfinder Resolution 9437k dots
    LCD Framing Live View Live View
    Rear LCD Size 3.0inch 3.0inch
    LCD Resolution 1440k dots 1229k dots
    LCD Attachment Tilting screen Fixed screen
    Touch Input Touchscreen no Touchscreen
    Shooting Specs Sony A1 Sony RX1R
    Focus System On-Sensor Phase-detect Contrast-detect AF
    Manual Focusing AidFocus PeakingFocus Peaking
    Max Shutter Speed (mechanical) 1/8000s 1/4000s
    Continuous Shooting 10 shutter flaps/s 5 shutter flaps/s
    Electronic Shutterup to 1/32000sno E-Shutter
    Time-Lapse PhotographyIntervalometer built-inno Intervalometer
    Image StabilizationIn-body stabilizationno handshake reduction
    Fill Flash no On-Board Flash Built-in Flash
    Storage Medium CFexA or SDXC cards MS or SDXC cards
    Single or Dual Card Slots Dual card slots Single card slot
    UHS card support UHS-II no
    Connectivity Specs Sony A1 Sony RX1R
    External Flash Hotshoe Hotshoe
    Studio Flash PC Sync socket no PC Sync
    USB Connector USB 3.2 USB 2.0
    HDMI Port full HDMI mini HDMI
    Microphone Port External MIC port External MIC port
    Headphone Socket Headphone port no Headphone port
    Wifi Support Wifi built-in no Wifi
    Bluetooth Support Bluetooth built-in no Bluetooth
    Body Specs Sony A1 Sony RX1R
    Environmental SealingWeathersealed bodynot weather sealed
    Battery Type Sony NP-FZ100 Sony NP-BX1
    Battery Life (CIPA)530 shots per charge270 shots per charge
    In-Camera Charging USB charging USB charging
    Body Dimensions 129 x 97 x 81 mm
    (5.1 x 3.8 x 3.2 in)
    113 x 65 x 70 mm
    (4.4 x 2.6 x 2.8 in)
    Camera Weight 737 g (26.0 oz) 482 g (17.0 oz)
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    Check A1 price at
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    Check RX1R offers at
    ebay.com

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