Olympus E-M5 III vs Sony A9 II
80 Imaging
61 Features
88 Overall
71
62 Imaging
74 Features
93 Overall
81
Olympus E-M5 III vs Sony A9 II Key Specs
(Full Review)
- 20MP - Four Thirds Sensor
- 3" Fully Articulated Screen
- ISO 200 - 25600
- Sensor based 5-axis Image Stabilization
- 1/8000s Max Shutter
- 4096 x 2160 video
- Micro Four Thirds Mount
- 414g - 125 x 85 x 50mm
- Announced October 2019
- Previous Model is Olympus E-M5 II
- Refreshed by OM System OM-5
(Full Review)
- 24MP - Full frame Sensor
- 3" Tilting Screen
- ISO 100 - 51200 (Push to 204800)
- Sensor based 5-axis Image Stabilization
- 1/8000s Maximum Shutter
- 3840 x 2160 video
- Sony E Mount
- 678g - 129 x 96 x 76mm
- Announced October 2019
- Old Model is Sony A9
Snapchat Adds Watermarks to AI-Created Images Olympus E-M5 III vs Sony A9 II Overview
Here, we will be looking at the Olympus E-M5 III and Sony A9 II, former is a Advanced Mirrorless while the latter is a Pro Mirrorless by competitors Olympus and Sony. The resolution of the E-M5 III (20MP) and the A9 II (24MP) is relatively comparable but the E-M5 III (Four Thirds) and A9 II (Full frame) have different sensor size.
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe E-M5 III was brought out within a month of the A9 II which means that they are of a similar age. Both of these cameras feature the same body design (SLR-style mirrorless).
Before getting right into a comprehensive comparison, here is a brief summary of how the E-M5 III scores vs the A9 II with regards to portability, imaging, features and an overall score.
Pentax 17 Pre-Orders Outperform Expectations by a Landslide Olympus E-M5 III vs Sony A9 II Gallery
This is a preview of the gallery photos for Olympus OM-D E-M5 III & Sony Alpha A9 Mark II. The entire galleries are provided at Olympus E-M5 III Gallery & Sony A9 II Gallery.
Reasons to pick Olympus E-M5 III over the Sony A9 II
| E-M5 III | A9 II | |||
|---|---|---|---|---|
| Screen type | Fully Articulated | Tilting | Fully Articulating screen | |
| Selfie screen | Take selfies |
Reasons to pick Sony A9 II over the Olympus E-M5 III
| A9 II | E-M5 III | |||
|---|---|---|---|---|
| Screen resolution | 1440k | 1040k | Clearer screen (+400k dot) |
Common features in the Olympus E-M5 III and Sony A9 II
| E-M5 III | A9 II | |||
|---|---|---|---|---|
| Announced | October 2019 | October 2019 | Same age | |
| Manual focus | Very exact focusing | |||
| Screen size | 3" | 3" | Same screen size | |
| Touch screen | Quickly navigate |
Olympus E-M5 III vs Sony A9 II Physical Comparison
When you are planning to carry around your camera regularly, you will want to consider its weight and size. The Olympus E-M5 III provides physical dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") with a weight of 414 grams (0.91 lbs) whilst the Sony A9 II has specifications of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") with a weight of 678 grams (1.49 lbs).
Analyze the Olympus E-M5 III and Sony A9 II in our brand new Camera & Lens Size Comparison Tool.
Always remember, the weight of an ILC will differ based on the lens you are utilizing at that time. Here is a front view measurement comparison of the E-M5 III compared to the A9 II.

Looking at size and weight, the portability grade of the E-M5 III and A9 II is 80 and 62 respectively.
Olympus E-M5 III vs Sony A9 II Sensor Comparison
Oftentimes, it is difficult to visualize the gap in sensor sizes just by checking out specifications. The image below might offer you a stronger sense of the sensor sizes in the E-M5 III and A9 II.
To sum up, both the cameras come with different resolutions and different sensor sizes. The E-M5 III featuring a smaller sensor is going to make getting shallow depth of field more difficult and the Sony A9 II will provide greater detail having its extra 4 Megapixels. Higher resolution will let you crop pictures a good deal more aggressively.
Olympus E-M5 III vs Sony A9 II Screen and ViewFinder
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modes Photography Type Scores
Portrait Comparison
President Biden pushes bill mandating TikTok sale or banStreet Comparison
Sora from OpenAI releases its first ever music videoSports Comparison
Samsung Releases Faster Versions of EVO MicroSD CardsTravel Comparison
Photography GlossaryLandscape Comparison
Apple Innovates by Creating Next-Level Optical Stabilization for iPhoneVlogging Comparison
Photobucket discusses licensing 13 billion images with AI firms
Olympus E-M5 III vs Sony A9 II Specifications
| Olympus OM-D E-M5 III | Sony Alpha A9 Mark II | |
|---|---|---|
| General Information | ||
| Make | Olympus | Sony |
| Model | Olympus OM-D E-M5 III | Sony Alpha A9 Mark II |
| Category | Advanced Mirrorless | Pro Mirrorless |
| Announced | 2019-10-17 | 2019-10-03 |
| Body design | SLR-style mirrorless | SLR-style mirrorless |
| Sensor Information | ||
| Powered by | TruePic VIII | BIONZ X |
| Sensor type | MOS | BSI-CMOS |
| Sensor size | Four Thirds | Full frame |
| Sensor measurements | 17.4 x 13mm | 35.6 x 23.8mm |
| Sensor area | 226.2mm² | 847.3mm² |
| Sensor resolution | 20 megapixels | 24 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 |
| Peak resolution | 5184 x 3888 | 6000 x 4000 |
| Highest native ISO | 25600 | 51200 |
| Highest enhanced ISO | - | 204800 |
| Minimum native ISO | 200 | 100 |
| RAW pictures | ||
| Minimum enhanced ISO | 64 | 50 |
| Autofocusing | ||
| Manual focus | ||
| Touch to focus | ||
| AF continuous | ||
| AF single | ||
| Tracking AF | ||
| Selective AF | ||
| AF center weighted | ||
| Multi area AF | ||
| AF live view | ||
| Face detection AF | ||
| Contract detection AF | ||
| Phase detection AF | ||
| Number of focus points | 121 | 693 |
| Lens | ||
| Lens mount | Micro Four Thirds | Sony E |
| Number of lenses | 107 | 121 |
| Crop factor | 2.1 | 1 |
| Screen | ||
| Screen type | Fully Articulated | Tilting |
| Screen sizing | 3 inch | 3 inch |
| Resolution of screen | 1,040 thousand dot | 1,440 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch capability | ||
| Viewfinder Information | ||
| Viewfinder type | Electronic | Electronic |
| Viewfinder resolution | 2,360 thousand dot | 3,686 thousand dot |
| Viewfinder coverage | 100% | 100% |
| Viewfinder magnification | 0.68x | 0.78x |
| Features | ||
| Minimum shutter speed | 60s | 30s |
| Fastest shutter speed | 1/8000s | 1/8000s |
| Fastest silent shutter speed | 1/32000s | 1/32000s |
| Continuous shutter speed | 30.0fps | 20.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | Yes | Yes |
| Change WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash range | no built-in flash | no built-in flash |
| Flash options | Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual | Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync |
| External flash | ||
| AE bracketing | ||
| WB bracketing | ||
| Fastest flash sync | 1/250s | - |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM | 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM |
| Highest video resolution | 4096x2160 | 3840x2160 |
| Video file format | MPEG-4, H.264 | MPEG-4, AVCHD, H.264 |
| Microphone jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | Built-In | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 3.1 Gen 1 (5 GBit/sec) |
| GPS | None | None |
| Physical | ||
| Environment seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 414g (0.91 lb) | 678g (1.49 lb) |
| Physical dimensions | 125 x 85 x 50mm (4.9" x 3.3" x 2.0") | 129 x 96 x 76mm (5.1" x 3.8" x 3.0") |
| DXO scores | ||
| DXO Overall score | not tested | not tested |
| DXO Color Depth score | not tested | not tested |
| DXO Dynamic range score | not tested | not tested |
| DXO Low light score | not tested | not tested |
| Other | ||
| Battery life | 310 images | 690 images |
| Battery form | Battery Pack | Battery Pack |
| Battery model | BLN-1 | NP-FZ100 |
| Self timer | Yes (2 or 10 secs, custom) | Yes (2, 5, 10 secs + continuous, 3 or 5 frames) |
| Time lapse recording | ||
| Type of storage | SD/SDHC/SDXC (UHS-II supported) | Dual SD/SDHC/SDXC slots (UHS-II compatible) |
| Storage slots | 1 | Dual |
| Launch pricing | $1,199 | $4,498 |