Olympus E-M10 vs Sony A7c
82 Imaging
53 Features
73 Overall
61


78 Imaging
76 Features
88 Overall
80
Olympus E-M10 vs Sony A7c Key Specs
(Full Review)
- 16MP - Four Thirds Sensor
- 3" Tilting Screen
- ISO 200 - 25600
- Sensor based Image Stabilization
- 1920 x 1080 video
- Micro Four Thirds Mount
- 396g - 119 x 82 x 46mm
- Announced March 2014
- Successor is Olympus E-M10 II
(Full Review)
- 24MP - Full frame Sensor
- 3" Fully Articulated Display
- ISO 100 - 51200 (Increase to 204800)
- Sensor based 5-axis Image Stabilization
- 3840 x 2160 video
- Sony E Mount
- 509g - 124 x 71 x 60mm
- Launched September 2020

Olympus E-M10 vs Sony A7c Overview
Below, we are evaluating the Olympus E-M10 and Sony A7c, one being a Entry-Level Mirrorless and the other is a Advanced Mirrorless by rivals Olympus and Sony. There exists a huge gap between the resolutions of the E-M10 (16MP) and A7c (24MP) and the E-M10 (Four Thirds) and A7c (Full frame) possess totally different sensor measurements.

The E-M10 was unveiled 7 years prior to the A7c and that is quite a significant gap as far as technology is concerned. Both the cameras come with different body type with the Olympus E-M10 being a SLR-style mirrorless camera and the Sony A7c being a Rangefinder-style mirrorless camera.
Before getting straight into a thorough comparison, below is a concise introduction of how the E-M10 matches up vs the A7c with regards to portability, imaging, features and an overall grade.

Olympus E-M10 vs Sony A7c Gallery
The following is a sample of the gallery pics for Olympus OM-D E-M10 and Sony Alpha A7c. The full galleries are viewable at Olympus E-M10 Gallery and Sony A7c Gallery.
Reasons to pick Olympus E-M10 over the Sony A7c
E-M10 | A7c | |||
---|---|---|---|---|
Display resolution | 1037k | ![]() | 922k | Sharper display (+115k dot) |
Reasons to pick Sony A7c over the Olympus E-M10
A7c | E-M10 | |||
---|---|---|---|---|
Launched | September 2020 | ![]() | March 2014 | More recent by 79 months |
Display type | Fully articulated | ![]() | Tilting | Fully Articulating display |
Selfie screen | ![]() | Easy selfies |
Common features in the Olympus E-M10 and Sony A7c
E-M10 | A7c | |||
---|---|---|---|---|
Focus manually | ![]() | More exact focus | ||
Display dimension | 3" | ![]() | 3" | Identical display measurements |
Touch friendly display | ![]() | Easily navigate |
Olympus E-M10 vs Sony A7c Physical Comparison
For anyone who is intending to lug around your camera, you'll have to consider its weight and volume. The Olympus E-M10 comes with physical measurements of 119mm x 82mm x 46mm (4.7" x 3.2" x 1.8") along with a weight of 396 grams (0.87 lbs) whilst the Sony A7c has sizing of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") having a weight of 509 grams (1.12 lbs).
See the Olympus E-M10 and Sony A7c in the all new Camera with Lens Size Comparison Tool.
Bear in mind, the weight of an Interchangeable Lens Camera will change based on the lens you select during that time. Underneath is the front view size comparison of the E-M10 versus the A7c.

Factoring in dimensions and weight, the portability score of the E-M10 and A7c is 82 and 78 respectively.

Olympus E-M10 vs Sony A7c Sensor Comparison
Typically, it's difficult to envision the difference between sensor measurements just by reading a spec sheet. The photograph underneath should offer you a greater sense of the sensor measurements in the E-M10 and A7c.
Clearly, the two cameras posses different resolutions and different sensor measurements. The E-M10 having a tinier sensor will make achieving shallower DOF trickier and the Sony A7c will offer you more detail having an extra 8 Megapixels. Greater resolution will allow you to crop pics somewhat more aggressively. The older E-M10 is going to be disadvantaged in sensor technology.

Olympus E-M10 vs Sony A7c Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus E-M10 vs Sony A7c Specifications
Olympus OM-D E-M10 | Sony Alpha A7c | |
---|---|---|
General Information | ||
Brand Name | Olympus | Sony |
Model | Olympus OM-D E-M10 | Sony Alpha A7c |
Category | Entry-Level Mirrorless | Advanced Mirrorless |
Announced | 2014-03-18 | 2020-09-14 |
Body design | SLR-style mirrorless | Rangefinder-style mirrorless |
Sensor Information | ||
Processor Chip | TruePic VII | - |
Sensor type | CMOS | BSI-CMOS |
Sensor size | Four Thirds | Full frame |
Sensor dimensions | 17.3 x 13mm | 35.8 x 23.8mm |
Sensor surface area | 224.9mm² | 852.0mm² |
Sensor resolution | 16MP | 24MP |
Anti aliasing filter | ||
Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
Peak resolution | 4608 x 3456 | 6000 x 4000 |
Highest native ISO | 25600 | 51200 |
Highest enhanced ISO | - | 204800 |
Min native ISO | 200 | 100 |
RAW images | ||
Min enhanced ISO | - | 50 |
Autofocusing | ||
Focus manually | ||
AF touch | ||
AF continuous | ||
Single AF | ||
AF tracking | ||
AF selectice | ||
Center weighted AF | ||
Multi area AF | ||
Live view AF | ||
Face detection focusing | ||
Contract detection focusing | ||
Phase detection focusing | ||
Number of focus points | 81 | 693 |
Lens | ||
Lens mount | Micro Four Thirds | Sony E |
Total lenses | 107 | 122 |
Focal length multiplier | 2.1 | 1 |
Screen | ||
Range of screen | Tilting | Fully articulated |
Screen size | 3" | 3" |
Resolution of screen | 1,037 thousand dot | 922 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch screen | ||
Screen technology | TFT LCD | - |
Viewfinder Information | ||
Viewfinder | Electronic | Electronic |
Viewfinder resolution | 1,440 thousand dot | 2,360 thousand dot |
Viewfinder coverage | 100% | 100% |
Viewfinder magnification | 0.58x | 0.59x |
Features | ||
Minimum shutter speed | 60 secs | 30 secs |
Fastest shutter speed | 1/4000 secs | 1/4000 secs |
Fastest silent shutter speed | - | 1/8000 secs |
Continuous shutter speed | 8.0fps | 10.0fps |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | Yes |
Change WB | ||
Image stabilization | ||
Inbuilt flash | ||
Flash range | 5.80 m (ISO100) | no built-in flash |
Flash modes | Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual(1/1(FULL)~1/64) | no built-in flash |
Hot shoe | ||
Auto exposure bracketing | ||
WB bracketing | ||
Fastest flash sync | 1/250 secs | - |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (30p), 1280 x 720 (30p), 640 x 480 (30 fps) | 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM |
Highest video resolution | 1920x1080 | 3840x2160 |
Video format | H.264, Motion JPEG | MPEG-4, XAVC S, H.264 |
Mic input | ||
Headphone input | ||
Connectivity | ||
Wireless | Built-In | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 3.2 Gen 1 (5 GBit/sec) |
GPS | Optional | None |
Physical | ||
Environmental seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 396 grams (0.87 pounds) | 509 grams (1.12 pounds) |
Dimensions | 119 x 82 x 46mm (4.7" x 3.2" x 1.8") | 124 x 71 x 60mm (4.9" x 2.8" x 2.4") |
DXO scores | ||
DXO Overall score | 72 | not tested |
DXO Color Depth score | 22.8 | not tested |
DXO Dynamic range score | 12.3 | not tested |
DXO Low light score | 884 | not tested |
Other | ||
Battery life | 320 photographs | 740 photographs |
Battery format | Battery Pack | Battery Pack |
Battery model | BLS-5 | NP-FZ100 |
Self timer | Yes (12 sec., 2 sec.,custom (Waiting time 1-30sec.,Shooting interval 0.5/1/2/3sec.,Number of shots 1-10)) | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
Time lapse feature | ||
Storage media | SD/SDHC/SDXC | SD/SDHC/SDXC card (UHS-II supported) |
Storage slots | One | One |
Cost at release | $600 | $1,800 |