Olympus E-M10 vs Sony A1

The Olympus OM-D E-M10 and the Sony A1 are two digital cameras that were officially introduced, respectively, in January 2014 and January 2021. Both the E-M10 and the A1 are mirrorless interchangeable lens cameras that are based on a Four Thirds (E-M10) and a full frame (A1) sensor. The Olympus has a resolution of 15.9 megapixels, whereas the Sony provides 49.8 MP.

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

Headline Specifications

Olympus E-M10		Sony A1
Mirrorless system camera		Mirrorless system camera
Micro Four Thirds lenses		Sony E mount lenses
15.9 MP – Four Thirds sensor		49.8 MP – Full Frame sensor
1080/30p Video		8k/30p Video
ISO 200-25,600		ISO 100-32,000 (50 - 102,400)
Electronic viewfinder (1440k dots)		Electronic viewfinder (9437k dots)
3.0" LCD – 1037k dots		3.0" LCD – 1440k dots
Tilting touchscreen		Tilting touchscreen
8 shutter flaps per second		10 shutter flaps per second
In-body stabilization		In-body stabilization
not weather sealed		Weathersealed body
320 shots per battery charge		530 shots per battery charge
119 x 82 x 46 mm, 396 g		129 x 97 x 81 mm, 737 g

Check E-M10 offers at
ebay.com
Check A1 price at
amazon.com

Going beyond this snapshot of core features and characteristics, what are the differences between the Olympus OM-D E-M10 and the Sony A1? 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.

Body comparison

The physical size and weight of the Olympus E-M10 and the Sony A1 are illustrated in the side-by-side display below. The two cameras are presented according to their relative size. Three successive views from the front, the top, and the rear are shown. All width, height and depth dimensions are rounded to the nearest millimeter.

The E-M10 can be obtained in two different colors (black, silver), while the A1 is only available in black.

If the front view area (width x height) of the cameras is taken as an aggregate measure of their size, the Sony A1 is notably larger (28 percent) than the Olympus E-M10. Moreover, the A1 is substantially heavier (86 percent) than the E-M10. It is noteworthy in this context that the A1 is splash and dust-proof, while the E-M10 does not feature any corresponding weather-sealing.

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 (E-M10) and the Sony FE Lens Catalog (A1). 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 E-M10 gets 320 shots out of its Olympus BLS-5 battery, while the A1 can take 530 images on a single charge of its Sony NP-FZ100 power pack. The power pack in the A1 can be charged via the USB port, which can be very convenient when travelling.

The table below summarizes the key physical specs of the two cameras alongside a broader set of comparators. 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.

Body Specifications

		Camera Model	Camera Width	Camera Height	Camera Depth	Camera Weight	Battery Life	Weather Sealing	Camera Launch	Launch Price	Street Price
1.		Olympus E-M10	119 mm	82 mm	46 mm	396 g	320	n	Jan 2014	EUR 599	ebay.com
2.		Sony A1	129 mm	97 mm	81 mm	737 g	530	Y	Jan 2021	EUR 7 299	amazon.com
3.		Olympus E-M5 II	124 mm	85 mm	45 mm	469 g	310	Y	Feb 2015	EUR 1 099	ebay.com
4.		Olympus E-M10 II	120 mm	83 mm	47 mm	390 g	320	n	Aug 2015	EUR 599	ebay.com
5.		Olympus E-M10 III	122 mm	84 mm	50 mm	410 g	330	n	Aug 2017	EUR 649	ebay.com
6.		Olympus E-P5	122 mm	69 mm	37 mm	420 g	330	n	May 2013	EUR 999	ebay.com
7.		Olympus E-PL5	111 mm	64 mm	38 mm	325 g	360	n	Sep 2012	EUR 599	ebay.com
8.		Olympus E-PL6	111 mm	64 mm	38 mm	325 g	360	n	May 2013	EUR 599	ebay.com
9.		Olympus E-PL7	115 mm	67 mm	38 mm	357 g	350	n	Aug 2014	EUR 599	ebay.com
10.		Panasonic G6	122 mm	85 mm	71 mm	390 g	340	n	Apr 2013	EUR 549	ebay.com
11.		Panasonic GX7	123 mm	71 mm	55 mm	402 g	350	n	Aug 2013	EUR 999	ebay.com
12.		Panasonic GX80	122 mm	71 mm	44 mm	426 g	290	n	Apr 2016	EUR 799	amazon.com
13.		Sony A7 IV	131 mm	96 mm	80 mm	659 g	580	Y	Oct 2021	EUR 2 799	amazon.com
14.		Sony A7R IIIA	127 mm	96 mm	74 mm	650 g	650	Y	Apr 2021	EUR 3 499	amazon.com
15.		Sony A7R IVA	129 mm	96 mm	78 mm	665 g	670	Y	Apr 2021	EUR 3 999	amazon.com
16.		Sony A7R V	131 mm	97 mm	82 mm	723 g	530	Y	Oct 2022	EUR 4 499	amazon.com
17.		Sony A7S III	127 mm	97 mm	81 mm	699 g	600	Y	Jul 2020	EUR 4 199	amazon.com
Note: Measurements and pricing do not include easily detachable parts, such as add-on or interchangeable lenses or optional viewfinders.
Convert to Imperial

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 E-M10 was launched at a markedly lower price (by 89 percent) than the A1, 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.

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 generally have larger individual pixels that offer better low-light sensitivity, provide wider dynamic range, and have richer color-depth than smaller pixels 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 are more costly to manufacture and tend to lead to bigger and heavier cameras and lenses.

Of the two cameras under consideration, the Olympus E-M10 features a Four Thirds sensor and the Sony A1 a full frame sensor. The sensor area in the A1 is 283 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 E-M10 has a native 4:3 aspect ratio, while the one in the A1 offers a 3:2 aspect.

With 49.8MP, the A1 offers a higher resolution than the E-M10 (15.9MP), but the A1 nevertheless has larger individual pixels (pixel pitch of 4.16μm versus 3.76μm for the E-M10) due to its larger sensor. Moreover, the A1 is a much more recent model (by 6 years and 11 months) than the E-M10, 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 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 Olympus E-M10 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 A1 has on-sensor phase detect pixels, which results in fast and reliable autofocus acquisition even during live view operation.

Unlike the E-M10, 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 Olympus OM-D E-M10 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 A1 are ISO 100 to ISO 32000, with the possibility to increase the ISO range to 50-102400.

In terms of underlying technology, the E-M10 is build around a CMOS sensor, while the A1 uses a Stacked 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.

Since 2007, DXO Mark has published sensor performance measurements that have been derived using a consistent methodology. This service assesses and scores the color depth ("DXO Portrait"), dynamic range ("DXO Landscape"), and low-light sensitivity ("DXO Sports") of camera sensors, and also publishes an overall camera score. Of the two cameras under consideration, the A1 offers substantially better image quality than the E-M10 (overall score 26 points higher). The advantage is based on 3.1 bits higher color depth, 2.2 EV in additional dynamic range, and 1.8 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.

Sensor Characteristics

		Camera Model	Sensor Class	Resolution (MP)	Horiz. Pixels	Vert. Pixels	Video Format	DXO Portrait	DXO Landscape	DXO Sports	DXO Overall
1.		Olympus E-M10	Four Thirds	15.9	4608	3456	1080/30p	22.8	12.3	884	72
2.		Sony A1	Full Frame	49.8	8640	5760	8k/30p	25.9	14.5	3163	98
3.		Olympus E-M5 II	Four Thirds	15.9	4608	3456	1080/60p	23.0	12.5	842	73
4.		Olympus E-M10 II	Four Thirds	15.9	4608	3456	1080/60p	23.1	12.5	842	73
5.		Olympus E-M10 III	Four Thirds	15.9	4608	3456	4K/30p	23.1	12.8	1120	74
6.		Olympus E-P5	Four Thirds	15.9	4608	3456	1080/30p	22.8	12.4	895	72
7.		Olympus E-PL5	Four Thirds	15.9	4608	3456	1080/30p	22.8	12.3	889	72
8.		Olympus E-PL6	Four Thirds	15.9	4608	3456	1080/30p	22.5	12.0	717	68
9.		Olympus E-PL7	Four Thirds	15.9	4608	3456	1080/30p	22.7	12.4	873	72
10.		Panasonic G6	Four Thirds	15.9	4608	3456	1080/60p	21.3	11.5	639	61
11.		Panasonic GX7	Four Thirds	15.8	4592	3448	1080/60p	22.6	12.2	718	70
12.		Panasonic GX80	Four Thirds	15.8	4592	3448	4K/30p	22.9	12.6	662	71
13.		Sony A7 IV	Full Frame	32.7	7008	4672	4K/60p	25.4	14.7	3379	97
14.		Sony A7R IIIA	Full Frame	42.2	7952	5304	4K/30p	26.0	14.7	3523	100
15.		Sony A7R IVA	Full Frame	60.2	9504	6336	4K/30p	26.0	14.8	3344	99
16.		Sony A7R V	Full Frame	60.2	9504	6336	8k/24p	26.5	14.8	3187	100
17.		Sony A7S III	Full Frame	12.0	4240	2832	4K/120p	23.7	13.9	2520	86
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. Both cameras under consideration are equipped with sensors that have a sufficiently high read-out speed for moving images, but the A1 provides a better video resolution than the E-M10. It can shoot movie footage at 8k/30p, while the Olympus is limited to 1080/30p.

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 A1 offers a substantially higher resolution than the one in the E-M10 (9437k vs 1440k dots). The following table reports on some other key feature differences and similarities of the Olympus E-M10, the Sony A1, and comparable cameras.

Core Features

		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.		Olympus E-M10	1440	n	3.0 / 1037	tilting	Y	1/4000s	8.0/s	Y	Y
2.		Sony A1	9437	n	3.0 / 1440	tilting	Y	1/8000s	10.0/s	n	Y
3.		Olympus E-M5 II	2360	n	3.0 / 1037	swivel	Y	1/8000s	10.0/s	n	Y
4.		Olympus E-M10 II	2360	n	3.0 / 1040	tilting	Y	1/4000s	8.0/s	Y	Y
5.		Olympus E-M10 III	2360	n	3.0 / 1040	tilting	Y	1/4000s	8.6/s	Y	Y
6.		Olympus E-P5	optional	n	3.0 / 1037	tilting	Y	1/8000s	9.0/s	Y	Y
7.		Olympus E-PL5	optional	n	3.0 / 460	tilting	Y	1/4000s	8.0/s	n	Y
8.		Olympus E-PL6	optional	n	3.0 / 460	tilting	Y	1/4000s	8.0/s	n	Y
9.		Olympus E-PL7	optional	n	3.0 / 1037	tilting	Y	1/4000s	8.0/s	n	Y
10.		Panasonic G6	1440	n	3.0 / 1036	swivel	Y	1/4000s	7.0/s	Y	n
11.		Panasonic GX7	2760	n	3.0 / 1040	tilting	Y	1/8000s	5.0/s	Y	Y
12.		Panasonic GX80	2765	n	3.0 / 1040	tilting	Y	1/4000s	8.0/s	Y	Y
13.		Sony A7 IV	3686	n	3.0 / 1037	swivel	Y	1/8000s	10.0/s	n	Y
14.		Sony A7R IIIA	3686	n	3.0 / 2340	tilting	Y	1/8000s	10.0/s	n	Y
15.		Sony A7R IVA	5760	n	3.0 / 2340	tilting	Y	1/8000s	10.0/s	n	Y
16.		Sony A7R V	9440	n	3.2 / 2100	full-flex	Y	1/8000s	10.0/s	n	Y
17.		Sony A7S III	9440	n	3.0 / 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 E-M10 has one, while the A1 does not. While the built-in flash of the E-M10 is not very powerful, it can at times be useful as a fill-in light.

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 Olympus E-M10 and the Sony A1 both have 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 E-M10 writes its imaging data to SDXC cards, while the A1 uses CFexpress (type A) or SDXC cards. The A1 features dual card slots, which can be very useful in case a memory card fails. In contrast, the E-M10 only has one slot. The A1 supports UHS-II cards (Ultra High Speed data transfer of up to 312 MB/s), while the E-M10 can use UHS-I cards (up to 104 MB/s).

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 Olympus OM-D E-M10 and Sony A1 and, in particular, the interfaces the cameras (and selected comparators) provide for accessory control and data transfer.

Input-Output Connections

		Camera Model	Hotshoe Port	Internal Mic / Speaker	Microphone Port	Headphone Port	HDMI Port	USB Port	WiFi Support	NFC Support	Bluetooth Support
1.		Olympus E-M10	Y	stereo / mono	-	-	micro	2.0	Y	-	-
2.		Sony A1	Y	stereo / mono	Y	Y	full	3.2	Y	-	Y
3.		Olympus E-M5 II	Y	stereo / mono	Y	-	micro	2.0	Y	-	-
4.		Olympus E-M10 II	Y	stereo / mono	-	-	micro	2.0	Y	-	-
5.		Olympus E-M10 III	Y	stereo / mono	-	-	micro	2.0	Y	-	-
6.		Olympus E-P5	Y	stereo / mono	-	-	micro	2.0	Y	-	-
7.		Olympus E-PL5	Y	stereo / mono	-	-	mini	2.0	-	-	-
8.		Olympus E-PL6	Y	stereo / mono	-	-	mini	2.0	-	-	-
9.		Olympus E-PL7	Y	stereo / mono	-	-	micro	2.0	Y	-	-
10.		Panasonic G6	Y	stereo / mono	Y	-	mini	2.0	Y	Y	-
11.		Panasonic GX7	Y	stereo / mono	-	-	mini	2.0	Y	Y	-
12.		Panasonic GX80	Y	stereo / mono	-	-	micro	2.0	Y	-	-
13.		Sony A7 IV	Y	stereo / mono	Y	Y	full	3.2	Y	-	Y
14.		Sony A7R IIIA	Y	stereo / mono	Y	Y	micro	3.2	Y	Y	Y
15.		Sony A7R IVA	Y	stereo / mono	Y	Y	micro	3.2	Y	Y	Y
16.		Sony A7R V	Y	stereo / mono	Y	Y	full	3.2	Y	-	Y
17.		Sony A7S III	Y	stereo / mono	Y	Y	full	3.2	Y	-	Y

It is notable that the A1 has a headphone jack, which makes it possible to attach external headphones and monitor the quality of sound during the recording process. The E-M10 lacks such a headphone port.

Studio photographers will appreciate that the Sony A1 (unlike the E-M10) 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 E-M10 has been discontinued (but can be found pre-owned on ebay). As a replacement in the same line of cameras, the E-M10 was succeeded by the Olympus E-M10 II. Further information on the features and operation of the E-M10 and A1 can be found, respectively, in the Olympus E-M10 Manual (free pdf) or the online Sony A1 Manual.

Review summary

So how do things add up? Is the Olympus E-M10 better than the Sony A1 or vice versa? Below is a summary of the relative strengths of each of the two contestants.

Arguments in favor of the Olympus OM-D E-M10:

• More compact: Is smaller (119x82mm vs 129x97mm) and thus needs less room in the bag.
• Less heavy: Is lighter (by 341g or 46 percent) and hence easier to carry around.
• Easier fill-in: Is equipped with a small onboard flash to brighten deep shadow areas.
• More affordable: Was introduced into a lower priced category (89 percent cheaper at launch).
• More heavily discounted: Has been available for much longer (launched in January 2014).

Reasons to prefer the Sony A1:

• More detail: Has more megapixels (49.8 vs 15.9MP), which boosts linear resolution by 80%.
• High quality composites: Can combine several shots after pixel-shifting its sensor.
• Better image quality: Scores substantially higher (26 points) in the DXO overall evaluation.
• Richer colors: Generates noticeably more natural colors (3.1 bits more color depth).
• More dynamic range: Captures a broader range of light and dark details (2.2 EV of extra DR).
• Better low-light sensitivity: Can shoot in dim conditions (1.8 stops ISO advantage).
• Better video: Provides higher definition movie capture (8k/30p vs 1080/30p).
• Better live-view autofocus: Features on-sensor phase-detection for more confident autofocus.
• Better sound: Can connect to an external microphone for higher quality sound recording.
• Better sound control: Has a headphone port that enables audio monitoring while recording.
• More detailed viewfinder: Has higher resolution electronic viewfinder (9437k vs 1440k dots).
• Larger viewfinder image: Features a viewfinder with a higher magnification (0.9x vs 0.58x).
• More detailed LCD: Has a higher resolution rear screen (1440k vs 1037k dots).
• Faster shutter: Has higher mechanical shutter speed (1/8000s vs 1/4000s) to freeze action.
• Faster burst: Shoots at higher frequency (10 vs 8 flaps/sec) to capture the decisive moment.
• Less disturbing: Has an electronic shutter option for completely silent shooting.
• Longer lasting: Gets more shots (530 versus 320) out of a single battery charge.
• Easier travel charging: Can be conveniently charged via its USB port.
• Better sealing: Is splash and dust sealed for shooting in inclement weather conditions.
• 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.
• 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 a more advanced SD data transfer standard (UHS-II vs UHS-I).
• More modern: Reflects 6 years and 11 months of technical progress since the E-M10 launch.

If the count of relative strengths (bullet points above) is taken as a measure, the A1 is the clear winner of the contest (26 : 5 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.

How about other alternatives? Do the specifications of the Olympus E-M10 and the Sony A1 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 technical specifications can provide a useful overview of the capabilities of different cameras, it says little about, for example, the shooting experience and imaging performance of the E-M10 and the A1 in practical situations. User reviews, such as those found at amazon, can sometimes inform about these issues, but such feedback is often incomplete, inconsistent, and biased.

Expert reviews

This is why hands-on reviews by experts are important. The table below provides a synthesis of the camera assessments of some of the best known photo-gear 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.

Expert Camera Reviews

		Camera   Model	AP   score	CL   score	DCW   score	DPR   score	EPZ   score	PB   score	Camera Launch	Launch Price	Street Price
1.		Olympus E-M10	4/5	..	..	80/100	5/5	5/5	Jan 2014	EUR 599	ebay.com
2.		Sony A1	5/5	o	4.5/5	93/100	4.5/5	5/5	Jan 2021	EUR 7 299	amazon.com
3.		Olympus E-M5 II	5/5	+ +	4.5/5	81/100	5/5	5/5	Feb 2015	EUR 1 099	ebay.com
4.		Olympus E-M10 II	4.5/5	+ +	..	80/100	5/5	5/5	Aug 2015	EUR 599	ebay.com
5.		Olympus E-M10 III	..	+	5/5	80/100	4.5/5	4.5/5	Aug 2017	EUR 649	ebay.com
6.		Olympus E-P5	5/5	+ +	..	78/100	4.5/5	5/5	May 2013	EUR 999	ebay.com
7.		Olympus E-PL5	3/5	+ +	..	..	4.5/5	4.5/5	Sep 2012	EUR 599	ebay.com
8.		Olympus E-PL6	..	..	..	..	..	..	May 2013	EUR 599	ebay.com
9.		Olympus E-PL7	4/5	+	..	..	5/5	4/5	Aug 2014	EUR 599	ebay.com
10.		Panasonic G6	4/5	+ +	..	..	5/5	4.5/5	Apr 2013	EUR 549	ebay.com
11.		Panasonic GX7	4/5	+	..	79/100	5/5	5/5	Aug 2013	EUR 999	ebay.com
12.		Panasonic GX80	4.5/5	+ +	..	82/100	5/5	5/5	Apr 2016	EUR 799	amazon.com
13.		Sony A7 IV	5/5	+ +	4.5/5	89/100	4.5/5	4.5/5	Oct 2021	EUR 2 799	amazon.com
14.		Sony A7R IIIA	..	+ +	4/5	90/100	4.5/5	5/5	Apr 2021	EUR 3 499	amazon.com
15.		Sony A7R IVA	5/5	+	4.5/5	91/100	4.5/5	5/5	Apr 2021	EUR 3 999	amazon.com
16.		Sony A7R V	5/5	+ +	4.5/5	92/100	..	..	Oct 2022	EUR 4 499	amazon.com
17.		Sony A7S III	4.5/5	+ +	5/5	91/100	4.5/5	5/5	Jul 2020	EUR 4 199	amazon.com
Note: (+ +) highly recommended; (+) recommended; (o) reviewed; (..) not available.

The review scores listed above should be treated 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. A score, therefore, has to be seen in close connection to the price and market introduction time of the camera, and rating-comparisons among cameras that span long time periods or concern very differently equipped models make little sense. It should also be noted that some of the review sites have over time altered the way they render their verdicts.

Check E-M10 offers at
ebay.com
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Check E-M10 offers at
ebay.com
Check A1 price at
amazon.com

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