Olympus OM-D E-M10 vs Olympus OM-D E-M10 Mark III

In this comparison, we will evaluate the Olympus OM-D E-M10 and the Olympus OM-D E-M10 Mark III, highlighting the advantages of each over the other, discussing their pros and cons, shared strengths and weaknesses, and providing a rating based on their available features and specifications to assist you in choosing the one that best suits your needs.

Olympus OM-D E-M10 was introduced in March 2014 and Olympus OM-D E-M10 Mark III was introduced in August 2017. Let us first list highlights of the models.

Now that we've looked at the most essential specifications and gained a basic understanding of these cameras, we can delve into more details and see the differences between them.

This section shows those features and specifications which are the reason to choose Olympus OM-D E-M10 over Olympus OM-D E-M10 Mark III.

This section shows those features and specifications which are the reason to choose Olympus OM-D E-M10 Mark III over Olympus OM-D E-M10.

We already listed pros and cons of each model. However, you may also find useful to look at their common strengths and weaknesses shown side-by-side.

Screen

Olympus OM-D E-M10 and Olympus OM-D E-M10 Mark III have 3.0" Tilting screens with 1,037k dot and 1,040k dot resolutions respectively. Tilting screen makes cameras very useful for photography purposes but not so useful for video shooting. Both models feature touchscreen which has advantages such as easy menu navigation, intuitive controls, quick setting adjustment and most importantly a Touch-to-Focus functionality allowing users to select a specific point on the screen where they want the camera to focus. This feature can be helpful for achieving precise focus in both photo and video recording.

Viewfinder

Olympus OM-D E-M10 has a built-in Electronic viewfinder with 1,440k dot resolution and Olympus OM-D E-M10 Mark III has a built-in Electronic viewfinder with 2,360k dot resolution. They both have 100% coverage.

Olympus OM-D E-M10 features a 16.1 megapixel Micro Four Thirds CMOS sensor with dimensions of 17.3 x 13 mm and a total area of 224.9 mm². Its native ISO range is 200 - 25,600. Olympus OM-D E-M10 Mark III features a 16.1 megapixel Micro Four Thirds CMOS sensor with dimensions of 17.4 x 13 mm and a total area of 169 mm². Its native ISO range is 200 - 25,600 and expands to 100 - 25,600 in boosted mode.

Here is a sensor size comparison chart where you can see how different sensors compare with each other:

Sensor size chart

	Sensor	Dimensions	Area	Aspect Ratio	Crop Factor
	Medium Format	44 x 33 mm	1452 mm2	4:3	0.79x
	Full Frame	36 x 24 mm	864 mm2	3:2	1x
	APS-H	27 x 18 mm	486 mm2	3:2	1.3x
	APS-C	23.6 x 15.6 mm	368.2 mm2	3:2	1.5x
	APS-C (Canon)	22.3 x 14.9 mm	332.3 mm2	3:2	1.6x
	Micro Four Thirds	17.4 x 13 mm	226.2 mm2	4:3	2x
	1-inch	13.2 x 8.8 mm	116.2 mm2	3:2	2.7x
	1/1.7-inch	7.44 x 5.58 mm	41.5 mm2	4:3	4.7x
	1/2.3-inch	6.17 x 4.55 mm	28.1 mm2	4:3	5.6x

Olympus OM-D E-M10 is equipped with TruePic VII processor and can take pictures up to 4608 x 3456 resolution. It can also take pictures with lower resolution like 3200 x 2400, 1280 x 960 with 1:1, 4:3, 3:2, 16:9 aspect ratios. Olympus OM-D E-M10 Mark III is equipped with TruePic VIII processor and can take pictures up to 4608 x 3456 resolution.

Lens Mount

Cameras have Micro Four Thirds lens mount. Due to their Micro Four Thirds sensor their crop factor (also called lens multiplier) is equal to 2x. This means that a 35mm equivalent focal length of the mounted lens will be equal to its actual focal length times 2.

In-Body Image Stabilization

The cameras have a built-in in-body image stabilization (IBIS). This means that you are still getting vibration reduction when cameras are paired with non-image stabilizied lenses. It also works with lenses with optical image stabilization and in combination can achieve even better compensation.

Built-in Wi-Fi

Cameras have built-in Wi-Fi (802.11b/g/n 2.4 GHz on Olympus OM-D E-M10 Mark III) which allows to easily transfer photos and videos from the camera to other Wi-Fi-enabled devices, such as smartphones, tablets, printers, or computers. This eliminates the need for cables and allows for quick and convenient media sharing and social media integration. It gives you the ability to control your camera remotely using a smartphone or tablet. This is particularly useful for taking self-portraits, group shots, or capturing images in challenging conditions without having to touch the camera. Firmware updates can also be downloaded and installed wirelessly.
  Check out the cameras in our database that have built-in WiFi.

USB Inputs and HDMI Outputs

Both models have USB 2.0 (480 Mbit/sec) inputs for data transfer. Olympus OM-D E-M10 has a Micro HDMI and Olympus OM-D E-M10 Mark III has a Micro HDMI connector for video signal output.

Battery

Olympus OM-D E-M10 comes with BLS-5 battery pack with battery life of 320 shots and Olympus OM-D E-M10 Mark III comes with BLS-50 battery pack with battery life of 330 shots.

External Storage Slots

Olympus OM-D E-M10 has a single SD/SDHC/SDXC card slot. Olympus OM-D E-M10 Mark III has a single SD/SDHC/SDXC (UHS-II) card slot.

Shutter

Shutter speed can go up to 1/4000 sec on Olympus OM-D E-M10, and up to 1/16000 sec with electronic shutter and up to 1/4000 sec with mechanical shutter on Olympus OM-D E-M10 Mark III. Olympus OM-D E-M10 can shoot continuously up to 8.0 fps. Olympus OM-D E-M10 Mark III can shoot continuously up to 8.6 fps with both electronic and mechanical shutter.

Exposure

Exposure meterings of Olympus OM-D E-M10 Mark III ranges from -2 to +20 EV and you can set the exposure compensation within the ±5 EV range on Olympus OM-D E-M10 and ±5 EV range on Olympus OM-D E-M10 Mark III. You can also do exposure bracketing and manual exposure adjustment on Olympus OM-D E-M10 and exposure bracketing and manual exposure adjustment on Olympus OM-D E-M10 Mark III.

Flash

Cameras have built-in flash with maximum range of 5.80 m at ISO 100.. They also accept external flash which can be connected via Hot Shoe or PC Terminal or Proprietary or Wireless connection to Olympus OM-D E-M10 and via Hot Shoe to Olympus OM-D E-M10 Mark III. The fastest flash synchronization speed is 1/250 sec on both cameras.

Olympus OM-D E-M10 body has dimensions of 119 x 82 x 46 mm (4.69 x 3.24 x 1.81") and Olympus OM-D E-M10 Mark III body has dimensions of 122 x 84 x 50 mm (4.8 x 3.31 x 1.97"). Olympus OM-D E-M10 weighs 396 g (0.87 lb / 13.97 oz) and Olympus OM-D E-M10 Mark III weighs 410 g (0.90 lb / 14.46 oz).

Olympus OM-D E-M10

Olympus OM-D E-M10 Mark III

119 mm

82 mm

122 mm

84 mm

82 mm

84 mm

46 mm

50 mm