Olympus OM-D E-M5 Mark III vs Sigma DP2s

In this comparison, we will evaluate the Olympus OM-D E-M5 Mark III and the Sigma DP2s, 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-M5 Mark III was introduced in October 2019 and Sigma DP2s was introduced in February 2010. 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-M5 Mark III over Sigma DP2s.

This section shows those features and specifications which are the reason to choose Sigma DP2s over Olympus OM-D E-M5 Mark III.

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-M5 Mark III has a 3.0" Fully Articulated screen with 1,040k dot resolution and Sigma DP2s has a 2.50" Fixed screen with 230k dot resolution. Fully articulated screen makes Olympus OM-D E-M5 Mark III selfie and vlogger friendly and generally very useful for video shooting. Olympus OM-D E-M5 Mark III also features 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.

Electronic (OLED) Viewfinder on Olympus OM-D E-M5 Mark III

Olympus OM-D E-M5 Mark III has a built-in Electronic (OLED) viewfinder with 2,360k dot resolution. It has a 100% coverage and 1.37x (0.68x 35mm equivalent) magnification. There is no built-in or optional viewfinder available on Sigma DP2s.

Olympus OM-D E-M5 Mark III features a 20.4 megapixel Micro Four Thirds MOS sensor with dimensions of 17.4 x 13 mm and a total area of 226.2 mm². Its native ISO range is 200 - 25,600 and expands to 64 - 25,600 in boosted mode. Sigma DP2s features a 14.06 megapixel APS-C CMOS (Foveon X3) sensor with dimensions of 20.7 x 13.8 mm and a total area of 190.4 mm². Its native ISO range is 50 - 3,200.

Olympus OM-D E-M5 Mark III is equipped with TruePic VIII processor and can take pictures up to 5184 x 3888 resolution. Sigma DP2s is equipped with TRUE II processor and can take pictures up to 2640 x 1760 resolution. It can also take pictures with lower resolution like 2640 x 1485, 1872 x 1248, 1312 x 880 with 3:2, 16:9 aspect ratios.

In-Body Image Stabilization on Olympus OM-D E-M5 Mark III

Olympus OM-D E-M5 Mark III has a built-in 5-Axis Sensor Shift in-body image stabilization (IBIS) with 6.5 stops of compensation. This means that you are still getting vibration reduction when camera is 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 on Olympus OM-D E-M5 Mark III

Olympus OM-D E-M5 Mark III has a built-in Wi-Fi (802.11a/b/g/n, 2.4 GHz) 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.

Bluetooth on Olympus OM-D E-M5 Mark III

Olympus OM-D E-M5 Mark III has a built-in Bluetooth which lets you to connect the camera to a smartphone or a dedicated remote control device. This allows you to remotely trigger the camera, adjust settings and controls remotely through a paired mobile app. While Wi-Fi is generally faster for transferring larger files, Bluetooth can be used for small, selective transfers, it can provide real-time information about your camera's battery status, memory card capacity, and other key settings directly on your paired smartphone or smartwatch.
  Check out the cameras in our database that have built-in Bluetooth.

USB Inputs and HDMI Outputs

Both models have USB 2.0 (480 Mbit/sec) inputs for data transfer. connector for video signal output.

Battery

Olympus OM-D E-M5 Mark III comes with BLS-50 battery pack with battery life of 310 shots.

External Storage Slots

Olympus OM-D E-M5 Mark III has a single SD/SDHC/SDXC (UHS-II) card slot. Sigma DP2s has a single SD/SDHC/MMC card card slot.

Shutter

Olympus OM-D E-M5 Mark III has Electronic shutter and Mechanical Focal Plane shutter. Shutter speed can go up to 1/32000 sec with electronic shutter and up to 1/8000 sec with mechanical shutter on Olympus OM-D E-M5 Mark III, and up to 1/2000 sec on Sigma DP2s. Olympus OM-D E-M5 Mark III can shoot continuously up to 30.0 fps with electronic shutter and up to 10.0 fps with mechanical shutter. Sigma DP2s can shoot continuously up to 3.0 fps.

Exposure

Exposure meterings of Olympus OM-D E-M5 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-M5 Mark III and ±2 range on Sigma DP2s. You can also do exposure lock, exposure bracketing and manual exposure adjustment on Olympus OM-D E-M5 Mark III and exposure bracketing and manual exposure adjustment on Sigma DP2s.

Flash

Sigma DP2s has a built-in flash with maximum range of 4.30 m and also accepts external flash which can be connected via Shoe Mount. Olympus OM-D E-M5 Mark III has no built-in flash but an external flash may be connected via Hot Shoe. The fastest flash synchronization speed is 1/250 sec on Olympus OM-D E-M5 Mark III.

Olympus OM-D E-M5 Mark III body has dimensions of 125 x 85 x 50 mm (4.92 x 3.35 x 1.97") and Sigma DP2s body has dimensions of 113 x 60 x 56 mm (4.45 x 2.36 x 2.2"). Olympus OM-D E-M5 Mark III weighs 414 g (0.91 lb / 14.60 oz) and Sigma DP2s weighs 280 g (0.62 lb / 9.88 oz).

Olympus OM-D E-M5 Mark III

Sigma DP2s

125 mm

85 mm

113 mm

60 mm

85 mm

60 mm

50 mm

56 mm