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Panasonic GH4 vs Sony A7 IV

The Panasonic Lumix DMC-GH4 and the Sony Alpha A7 IV are two enthusiast cameras that were announced, respectively, in February 2014 and October 2021. Both the GH4 and the A7 IV are mirrorless interchangeable lens cameras that are based on a Four Thirds (GH4) and a full frame (A7 IV) sensor. The Panasonic has a resolution of 15.9 megapixels, whereas the Sony provides 32.7 MP.

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

Headline Specifications
Panasonic GH4
versus
Sony A7 IV
Panasonic GH4   Sony A7 IV
Mirrorless system camera Mirrorless system camera
Micro Four Thirds lenses Sony E mount lenses
15.9 MP – Four Thirds sensor 32.7 MP – Full Frame sensor
4K/30p Video 4K/60p Video
ISO 200-25,600 ISO 100-51,200 (50 - 204,800)
Electronic viewfinder (2359k dots) Electronic viewfinder (3686k dots)
3.0" LCD – 1036k dots 3.0" LCD – 1037k dots
Swivel touchscreen Swivel touchscreen
12 shutter flaps per second 10 shutter flaps per second
Lens stabilization onlyIn-body stabilization
Weathersealed bodyWeathersealed body
500 shots per battery charge580 shots per battery charge
133 x 93 x 84 mm, 560 g 131 x 96 x 80 mm, 659 g
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Check A7 IV price at
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Going beyond this snapshot of core features and characteristics, what are the differences between the Panasonic Lumix DMC-GH4 and the Sony Alpha A7 IV? 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 Panasonic GH4 and the Sony A7 IV. 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 dimensions are rounded to the nearest millimeter.

Size Panasonic GH4 vs Sony A7 IV
Compare GH4 versus A7 IV top
Comparison GH4 or A7 IV rear

If the front view area (width x height) of the cameras is taken as an aggregate measure of their size, the Sony A7 IV is somewhat larger (2 percent) than the Panasonic GH4. Moreover, the A7 IV is markedly heavier (18 percent) than the GH4. In this context, it is worth noting that both cameras are splash and dust-proof and can, hence, be used in inclement weather conditions or harsh environments.

The above size and weight comparisons are to some extent incomplete since they do not consider the interchangeable lenses that both of these cameras require. A larger imaging sensor will tend to go along with bigger and heavier lenses, although exceptions exist. You can compare the optics available for the two cameras in the Micro Four Thirds Lens Catalog (GH4) and the Sony FE Lens Catalog (A7 IV). Mirrorless cameras, such as the two under consideration, have the additional advantage of having a short flange to focal plane distance, which makes it possible to mount many lenses from other systems onto the camera via adapters.

Concerning battery life, the GH4 gets 500 shots out of its Panasonic DMW-BLF19 battery, while the A7 IV can take 580 images on a single charge of its Sony NP-FZ100 power pack. The power pack in the A7 IV can be charged via the USB port, 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.
 
Panasonic GH4 133 mm 93 mm 84 mm 560 g 500 Y Feb 2014 1,499ebay.com
2.
 
Sony A7 IV 131 mm 96 mm 80 mm 659 g 580 Y Oct 2021 2,499 amazon.com
3.
 
Olympus E-M1 130 mm 94 mm 63 mm 497 g 350 Y Sep 2013 1,399ebay.com
4.
 
Olympus E-M5 II 124 mm 85 mm 45 mm 469 g 310 Y Feb 2015 1,099ebay.com
5.
 
Panasonic G6 122 mm 85 mm 71 mm 390 g 340 n Apr 2013 599ebay.com
6.
 
Panasonic G85 128 mm 89 mm 74 mm 505 g 330 Y Sep 2016 899ebay.com
7.
 
Panasonic GH3 133 mm 93 mm 82 mm 550 g 540 Y Sep 2012 1,299ebay.com
8.
 
Panasonic GH5 139 mm 98 mm 87 mm 725 g 410 Y Jan 2017 1,999ebay.com
9.
 
Panasonic GM1 99 mm 55 mm 30 mm 204 g 230 n Oct 2013 749ebay.com
10.
 
Panasonic GM5 99 mm 60 mm 36 mm 211 g 220 n Sep 2014 749ebay.com
11.
 
Panasonic GX8 133 mm 78 mm 63 mm 487 g 330 Y Jul 2015 1,199ebay.com
12.
 
Sony A1 129 mm 97 mm 81 mm 737 g 530 Y Jan 2021 6,499 amazon.com
13.
 
Sony A7 127 mm 94 mm 48 mm 474 g 340 Y Oct 2013 1,699ebay.com
14.
 
Sony A7 III 127 mm 96 mm 74 mm 650 g 610 Y Feb 2018 1,999 amazon.com
15.
 
Sony A7R IIIA 127 mm 96 mm 74 mm 650 g 650 Y Apr 2021 3,199 amazon.com
16.
 
Sony A7R V 131 mm 97 mm 82 mm 723 g 530 Y Oct 2022 3,899 amazon.com
17.
 
Sony A7S III 127 mm 97 mm 81 mm 699 g 600 Y Jul 2020 3,499 amazon.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 naturally be influenced heavily by the price. The listed launch prices provide an indication of the market segment that the manufacturer of the cameras have been targeting. The GH4 was launched at a markedly lower price (by 40 percent) than the A7 IV, which puts it into a different market segment. Usually, retail prices stay at first close to the launch price, but after several months, discounts become available. 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 size of the sensor inside a digital camera is one of the key determinants 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.

Of the two cameras under consideration, the Panasonic GH4 features a Four Thirds sensor and the Sony A7 IV a full frame sensor. The sensor area in the A7 IV is 281 percent bigger. As a result of these sensor size differences, the cameras have a format factor of, respectively, 2.0 and 1.0. The sensor in the GH4 has a native 4:3 aspect ratio, while the one in the A7 IV offers a 3:2 aspect.

Panasonic GH4 and Sony A7 IV sensor measures

With 32.7MP, the A7 IV offers a higher resolution than the GH4 (15.9MP), but the A7 IV nevertheless has larger individual pixels (pixel pitch of 5.12μm versus 3.76μm for the GH4) due to its larger sensor. Moreover, the A7 IV is a much more recent model (by 7 years and 8 months) than the GH4, and its sensor will have benefitted from technological advances during this time that further enhance the light gathering capacity of its pixel-units. Coming back to sensor resolution, it should be mentioned that the A7 IV has no anti-alias filter installed, so that it can capture all the detail its sensor resolves.

The resolution advantage of the Sony A7 IV implies greater flexibility for cropping images or the possibility to print larger pictures. The maximum print size of the A7 IV for good quality output (200 dots per inch) amounts to 35 x 23.4 inches or 89 x 59.3 cm, for very good quality (250 dpi) 28 x 18.7 inches or 71.2 x 47.5 cm, and for excellent quality (300 dpi) 23.4 x 15.6 inches or 59.3 x 39.6 cm. The corresponding values for the Panasonic GH4 are 23 x 17.3 inches or 58.5 x 43.9 cm for good quality, 18.4 x 13.8 inches or 46.8 x 35.1 cm for very good quality, and 15.4 x 11.5 inches or 39 x 29.3 cm for excellent quality prints.

The A7 IV has on-sensor phase detect pixels, which results in fast and reliable autofocus acquisition even during live view operation.

The Panasonic Lumix DMC-GH4 has a native sensitivity range from ISO 200 to ISO 25600, which can be extended to ISO 100-25600. The corresponding ISO settings for the Sony Alpha A7 IV are ISO 100 to ISO 51200, with the possibility to increase the ISO range to 50-204800.

In terms of underlying technology, the GH4 is build around a CMOS sensor, while the A7 IV uses a BSI-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.

GH4 versus A7 IV MP

Since 2007, DXO Mark has published sensor performance measurements that have been derived using a consistent methodology. This service is based on lab testing and assigns an overall score to each camera sensor, as well as ratings for dynamic range ("DXO Landscape"), color depth ("DXO Portrait"), and low-light sensitivity ("DXO Sports"). Of the two cameras under consideration, the A7 IV offers substantially better image quality than the GH4 (overall score 23 points higher). The advantage is based on 2.2 bits higher color depth, 1.9 EV in additional dynamic range, and 2.1 stops in additional low light sensitivity. The adjacent table reports on the physical sensor characteristics and the outcomes of the DXO sensor quality tests for a sample of comparator-cameras.

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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.
 
Panasonic GH4 Four Thirds 15.9 4608 34564K/30p23.212.879174
2.
 
Sony A7 IV Full Frame 32.7 7008 46724K/60p25.414.7337997
3.
 
Olympus E-M1 Four Thirds 15.9 4608 34561080/30p23.012.775773
4.
 
Olympus E-M5 II Four Thirds 15.9 4608 34561080/60p23.012.584273
5.
 
Panasonic G6 Four Thirds 15.9 4608 34561080/60p21.311.563961
6.
 
Panasonic G85 Four Thirds 15.8 4592 34484K/30p22.812.565671
7.
 
Panasonic GH3 Four Thirds 15.9 4608 34561080/60p22.712.481271
8.
 
Panasonic GH5 Four Thirds 20.2 5184 38884K/60p23.913.080777
9.
 
Panasonic GM1 Four Thirds 15.8 4592 34481080/60i22.311.766066
10.
 
Panasonic GM5 Four Thirds 15.8 4592 34481080/60p22.111.772166
11.
 
Panasonic GX8 Four Thirds 20.2 5184 38884K/30p23.512.680675
12.
 
Sony A1 Full Frame 49.8 8640 57608k/30p25.914.5316398
13.
 
Sony A7 Full Frame 24.0 6000 40001080/60p24.814.2224890
14.
 
Sony A7 III Full Frame 24.0 6000 40004K/30p25.014.7373096
15.
 
Sony A7R IIIA Full Frame 42.2 7952 53044K/30p26.014.73523100
16.
 
Sony A7R V Full Frame 60.2 9504 63368k/24p26.514.83187100
17.
 
Sony A7S III Full Frame 12.0 4240 28324K/120p23.713.9252086

Many modern cameras are not only capable of taking still images, but also of capturing video footage. Both cameras under consideration have a sensor with sufficiently fast read-out times for moving pictures, but the A7 IV provides a faster frame rate than the GH4. It can shoot movie footage at 4K/60p, while the Panasonic is limited to 4K/30p.

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Feature comparison

Apart from body and sensor, cameras can and do differ across a variety of features. The two cameras under review are similar with respect to both having an electronic viewfinder. However, the one in the A7 IV offers a substantially higher resolution than the one in the GH4 (3686k vs 2359k dots). The adjacent table lists some of the other core features of the Panasonic GH4 and Sony A7 IV along with similar information for a selection of comparators.

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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.
 
Panasonic GH42359 n3.0 / 1036 swivel Y 1/8000s 12.0/s Y n
2.
 
Sony A7 IV3686 n3.0 / 1037 swivel Y 1/8000s 10.0/s n Y
3.
 
Olympus E-M12360 n3.0 / 1037 tilting Y 1/8000s 10.0/s n Y
4.
 
Olympus E-M5 II2360 n3.0 / 1037 swivel Y 1/8000s 10.0/s n Y
5.
 
Panasonic G61440 n3.0 / 1036 swivel Y 1/4000s 7.0/s Y n
6.
 
Panasonic G852360 n3.0 / 1040 swivel Y 1/4000s 9.0/s Y Y
7.
 
Panasonic GH31746 n3.0 / 614 swivel Y 1/4000s 6.0/s Y n
8.
 
Panasonic GH53680 n3.2 / 1620 swivel Y 1/8000s 12.0/s n Y
9.
 
Panasonic GM1none n3.0 / 1036 fixed Y 1/500s 5.0/s Y n
10.
 
Panasonic GM51166 n3.0 / 921 fixed Y 1/500s 5.8/s n n
11.
 
Panasonic GX82360 n3.0 / 1040 swivel Y 1/8000s 10.0/s n Y
12.
 
Sony A19437 n3.0 / 1440 tilting Y 1/8000s 10.0/s n Y
13.
 
Sony A72400 n3.0 / 1230 tilting n 1/8000s 5.0/s n n
14.
 
Sony A7 III2359 n3.0 / 922 tilting Y 1/8000s 10.0/s n Y
15.
 
Sony A7R IIIA3686 n3.0 / 2340 tilting Y 1/8000s 10.0/s n Y
16.
 
Sony A7R V9440 n3.2 / 2100 full-flex Y 1/8000s 10.0/s n Y
17.
 
Sony A7S III9440 n3.0 / 1440 swivel Y 1/8000s 10.0/s n Y
Note: *) Information refers to the mechanical shutter, unless the camera only has an electronic one.

One difference between the cameras concerns the presence of an on-board flash. The GH4 has one, while the A7 IV does not. While the built-in flash of the GH4 is not very powerful, it can at times be useful as a fill-in light.

Both cameras have an articulated rear screen that can be turned to be front-facing. This feature will be particularly appreciated by vloggers and photographers who are interested in taking selfies.

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, both cameras under consideration feature an 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 Panasonic GH4 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 GH4 writes its imaging data to SDXC cards, while the A7 IV uses CFexpress (type A) or SDXC cards. The A7 IV features dual card slots, which can be very useful in case a memory card fails. In contrast, the GH4 only has one slot. The A7 IV supports UHS-II cards (on both slots), while the GH4 can use UHS-I 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 Panasonic Lumix DMC-GH4 and Sony Alpha A7 IV 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.
 
Panasonic GH4Ystereo / monoYYmicro2.0YY-
2.
 
Sony A7 IVYstereo / monoYYfull3.2Y-Y
3.
 
Olympus E-M1Ystereo / monoY-micro2.0Y--
4.
 
Olympus E-M5 IIYstereo / monoY-micro2.0Y--
5.
 
Panasonic G6Ystereo / monoY-mini2.0YY-
6.
 
Panasonic G85Ystereo / monoY-micro2.0Y--
7.
 
Panasonic GH3Ystereo / monoYYmini2.0Y--
8.
 
Panasonic GH5Ystereo / monoYYfull3.1Y-Y
9.
 
Panasonic GM1-stereo / mono--micro2.0Y--
10.
 
Panasonic GM5Ystereo / mono--micro2.0Y--
11.
 
Panasonic GX8Ystereo / monoY-micro2.0YY-
12.
 
Sony A1Ystereo / monoYYfull3.2Y-Y
13.
 
Sony A7Ystereo / monoYYmicro2.0YY-
14.
 
Sony A7 IIIYstereo / monoYYmicro3.1YYY
15.
 
Sony A7R IIIAYstereo / monoYYmicro3.2YYY
16.
 
Sony A7R VYstereo / monoYYfull3.2Y-Y
17.
 
Sony A7S IIIYstereo / monoYYfull3.2Y-Y

Studio photographers will appreciate that the Panasonic GH4 (unlike the A7 IV) features a PC Sync socket, so that professional strobe lights can be controlled by the camera.

The A7 IV is a recent model that features in the current product line-up of Sony. In contrast, the GH4 has been discontinued (but can be found pre-owned on ebay). As a replacement in the same line of cameras, the GH4 was succeeded by the Panasonic GH5. Further information on the features and operation of the GH4 and A7 IV can be found, respectively, in the Panasonic GH4 Manual (free pdf) or the online Sony A7 IV Manual.

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Review summary

So how do things add up? Is there a clear favorite between the Panasonic GH4 and the Sony A7 IV? Which camera is better? Below is a summary of the relative strengths of each of the two contestants.

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Advantages of the Panasonic Lumix DMC-GH4:

  • Better moiré control: Has an anti-alias filter to avoid artificial patterns to appear in images.
  • Faster burst: Shoots at higher frequency (12 vs 10 flaps/sec) to capture the decisive moment.
  • Easier time-lapse photography: Has an intervalometer built-in for low frequency shooting.
  • Less heavy: Is lighter (by 99g or 15 percent) and hence easier to carry around.
  • Easier fill-in: Is equipped with a small onboard flash to brighten deep shadow areas.
  • Easier device pairing: Supports NFC for fast wireless image transfer over short distances.
  • Better studio light control: Has a PC Sync socket to connect to professional strobe lights.
  • More affordable: Was introduced into a lower priced category (40 percent cheaper at launch).
  • More heavily discounted: Has been available for much longer (launched in February 2014).

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Arguments in favor of the Sony Alpha A7 IV:

  • More detail: Has more megapixels (32.7 vs 15.9MP), which boosts linear resolution by 46%.
  • Maximized detail: Lacks an anti-alias filter to exploit the sensor's full resolution potential.
  • Better image quality: Scores substantially higher (23 points) in the DXO overall evaluation.
  • Richer colors: Generates noticeably more natural colors (2.2 bits more color depth).
  • More dynamic range: Captures a broader range of light and dark details (1.9 EV of extra DR).
  • Better low-light sensitivity: Can shoot in dim conditions (2.1 stops ISO advantage).
  • Better video: Provides higher movie framerates (4K/60p versus 4K/30p).
  • Better live-view autofocus: Features on-sensor phase-detection for more confident autofocus.
  • More detailed viewfinder: Has higher resolution electronic viewfinder (3686k vs 2359k dots).
  • Larger viewfinder image: Features a viewfinder with a higher magnification (0.78x vs 0.67x).
  • Longer lasting: Gets more shots (580 versus 500) out of a single battery charge.
  • Easier travel charging: Can be conveniently charged via its USB port.
  • Sharper images: Has stabilization technology built-in to reduce the impact of hand-shake.
  • Faster data transfer: Supports a more advanced USB protocol (3.2 vs 2.0).
  • More solid recording: Has a full-sized HDMI port for a sturdy connection to an external recorder.
  • Easier wireless transfer: Supports Bluetooth for image sharing without cables.
  • Greater peace of mind: Features a second card slot as a backup in case of memory card failure.
  • Faster buffer clearing: Supports a more advanced SD data transfer standard (UHS-II vs UHS-I).
  • More modern: Reflects 7 years and 8 months of technical progress since the GH4 launch.

If the number of relative strengths (bullet points above) is taken as a guide, the A7 IV is the clear winner of the contest (19 : 9 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 wildlife photographer will view the differences between cameras in a way that diverges from the perspective of a family photog, and a person interested in architecture has distinct needs from a sports shooter. Hence, the decision which camera is best and worth buying is often a very personal one.

GH4 09:19 A7 IV

How about other alternatives? Do the specifications of the Panasonic GH4 and the Sony A7 IV place the cameras among the top in their class? Find out in the latest Best Mirrorless Interchangeable Lens Camera listing whether the two cameras rank among the cream of the crop.

In any case, while the comparison of the spec-sheets of cameras can offer a general idea of their imaging potential, it says little about, for example, the shooting experience and imaging performance of the GH4 and the A7 IV in practical situations. 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 hands-on reviews by experts 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.
 
Panasonic GH45/5+ +..85/1005/55/5 Feb 2014 1,499ebay.com
2.
 
Sony A7 IV5/5+ +4.5/589/1004.5/54.5/5 Oct 2021 2,499 amazon.com
3.
 
Olympus E-M15/5+ +..84/1004.5/54.5/5 Sep 2013 1,399ebay.com
4.
 
Olympus E-M5 II5/5+ +4.5/581/1005/55/5 Feb 2015 1,099ebay.com
5.
 
Panasonic G64/5+ +....5/54.5/5 Apr 2013 599ebay.com
6.
 
Panasonic G85..+ +..84/1005/54.5/5 Sep 2016 899ebay.com
7.
 
Panasonic GH35/5+ +..79/1004.5/54.5/5 Sep 2012 1,299ebay.com
8.
 
Panasonic GH54.5/5+ +..85/1004.5/55/5 Jan 2017 1,999ebay.com
9.
 
Panasonic GM13/5+..78/1005/54.5/5 Oct 2013 749ebay.com
10.
 
Panasonic GM53.5/5+..77/1005/54.5/5 Sep 2014 749ebay.com
11.
 
Panasonic GX85/5+..82/1004.5/54.5/5 Jul 2015 1,199ebay.com
12.
 
Sony A15/5o4.5/593/1004.5/55/5 Jan 2021 6,499 amazon.com
13.
 
Sony A75/5+ +..80/1005/55/5 Oct 2013 1,699ebay.com
14.
 
Sony A7 III..+ +4.5/589/1005/55/5 Feb 2018 1,999 amazon.com
15.
 
Sony A7R IIIA..+ +4/590/1004.5/55/5 Apr 2021 3,199 amazon.com
16.
 
Sony A7R V5/5+ +4.5/592/100.... Oct 2022 3,899 amazon.com
17.
 
Sony A7S III4.5/5+ +5/591/1004.5/55/5 Jul 2020 3,499 amazon.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. Thus, a score needs to be put into the context of the launch date and the launch price of the camera, and comparing ratings of very distinct cameras or ones that are far apart in terms of their release date have little meaning. Also, kindly note that some of the listed sites have over time developped their review approaches and their reporting style.

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Other camera comparisons

Did this review help to inform your camera decision process? In case you are interested in seeing how other cameras pair up, just make a corresponding selection in the search boxes below. Alternatively, you can follow any of the listed hyperlinks for comparisons that others found interesting.

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    Specifications: Panasonic GH4 vs Sony A7 IV

    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 Panasonic GH4 Sony A7 IV
    Camera Type Mirrorless system camera Mirrorless system camera
    Camera Lens Micro Four Thirds lenses Sony E mount lenses
    Launch Date February 2014 October 2021
    Launch Price USD 1,499 USD 2,499
    Sensor Specs Panasonic GH4 Sony A7 IV
    Sensor Technology CMOS BSI-CMOS
    Sensor Format Four Thirds Sensor Full Frame Sensor
    Sensor Size 17.3 x 13.0 mm 35.9 x 23.9 mm
    Sensor Area 224.9 mm2 858.01 mm2
    Sensor Diagonal 21.6 mm 43.1 mm
    Crop Factor 2.0x 1.0x
    Sensor Resolution 15.9 Megapixels 32.7 Megapixels
    Image Resolution 4608 x 3456 pixels 7008 x 4672 pixels
    Pixel Pitch 3.76 μm 5.12 μm
    Pixel Density 7.08 MP/cm2 3.82 MP/cm2
    Moiré control Anti-Alias filter no AA filter
    Movie Capability 4K/30p Video 4K/60p Video
    ISO Setting 200 - 25,600 ISO 100 - 51,200 ISO
    ISO Boost 100 - 25,600 ISO 50 - 204,800 ISO
    Image Processor Venus IX BIONZ XR
    DXO Sensor Quality (score) 74 97
    DXO Color Depth (bits) 23.2 25.4
    DXO Dynamic Range (EV) 12.8 14.7
    DXO Low Light (ISO) 791 3379
    Screen Specs Panasonic GH4 Sony A7 IV
    Viewfinder Type Electronic viewfinder Electronic viewfinder
    Viewfinder Field of View 100% 100%
    Viewfinder Magnification 0.67x 0.78x
    Viewfinder Resolution 2359k dots 3686k dots
    LCD Framing Live View Live View
    Rear LCD Size 3.0inch 3.0inch
    LCD Resolution 1036k dots 1037k dots
    LCD Attachment Swivel screen Swivel screen
    Touch Input Touchscreen Touchscreen
    Shooting Specs Panasonic GH4 Sony A7 IV
    Focus System Contrast-detect AF On-Sensor Phase-detect
    Manual Focusing AidFocus PeakingFocus Peaking
    Max Shutter Speed (mechanical) 1/8000s 1/8000s
    Continuous Shooting 12 shutter flaps/s 10 shutter flaps/s
    Shutter Life Expectancy200 000 actuations200 000 actuations
    Electronic Shutterup to 1/8000sYES
    Time-Lapse PhotographyIntervalometer built-inno Intervalometer
    Image StabilizationLens stabilization onlyIn-body stabilization
    Fill Flash Built-in Flash no On-Board Flash
    Storage Medium SDXC cards CFexA or SDXC cards
    Single or Dual Card Slots Single card slot Dual card slots
    UHS card support UHS-I Dual UHS-II
    Connectivity Specs Panasonic GH4 Sony A7 IV
    External Flash Hotshoe Hotshoe
    Studio Flash PC Sync socket no PC Sync
    USB Connector USB 2.0 USB 3.2
    HDMI Port micro HDMI full HDMI
    Microphone Port External MIC port External MIC port
    Headphone Socket Headphone port Headphone port
    Wifi Support Wifi built-in Wifi built-in
    Near-Field Communication NFC built-in no NFC
    Bluetooth Support no Bluetooth Bluetooth built-in
    Body Specs Panasonic GH4 Sony A7 IV
    Environmental SealingWeathersealed bodyWeathersealed body
    Battery Type Panasonic DMW-BLF19 Sony NP-FZ100
    Battery Life (CIPA)500 shots per charge580 shots per charge
    In-Camera Charging no USB charging USB charging
    Body Dimensions 133 x 93 x 84 mm
    (5.2 x 3.7 x 3.3 in)
    131 x 96 x 80 mm
    (5.2 x 3.8 x 3.1 in)
    Camera Weight 560 g (19.8 oz) 659 g (23.2 oz)
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