OM System OM-5 vs Sony A7c
80 Imaging
64 Features
88 Overall
73
78 Imaging
76 Features
88 Overall
80
OM System OM-5 vs Sony A7c Key Specs
(Full Review)
- 20MP - Four Thirds Sensor
- 3.00" Fully Articulated Screen
- ISO 200 - 25600
- Sensor based 5-axis Image Stabilization
- 1/8000s Maximum Shutter
- 4096 x 2160 video
- Micro Four Thirds Mount
- 414g - 125 x 85 x 50mm
- Released October 2022
- Succeeded the Olympus E-M5 III
(Full Review)
- 24MP - Full frame Sensor
- 3" Fully Articulated Display
- ISO 100 - 51200 (Push to 204800)
- Sensor based 5-axis Image Stabilization
- 3840 x 2160 video
- Sony E Mount
- 509g - 124 x 71 x 60mm
- Released September 2020
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On this page, we are reviewing the OM System OM-5 vs Sony A7c, both Advanced Mirrorless digital cameras by competitors Olympus and Sony. The resolution of the OM System OM-5 (20MP) and the A7c (24MP) is very similar but the OM System OM-5 (Four Thirds) and A7c (Full frame) provide different sensor size.
Snapchat Adds Watermarks to AI-Created ImagesThe OM System OM-5 was manufactured 2 years after the A7c which is quite a large gap as far as tech is concerned. Each of these cameras have different body design with the OM System OM-5 being a SLR-style mirrorless camera and the Sony A7c being a Rangefinder-style mirrorless camera.
Before diving right into a complete comparison, here is a quick summary of how the OM System OM-5 grades vs the A7c when it comes to portability, imaging, features and an overall mark.
Photography Glossary OM System OM-5 vs Sony A7c Gallery
This is a sample of the gallery pics for OM System OM-5 and Sony Alpha A7c. The entire galleries are provided at OM System OM-5 Gallery and Sony A7c Gallery.
Reasons to pick OM System OM-5 over the Sony A7c
| OM System OM-5 | A7c | |||
|---|---|---|---|---|
| Released | October 2022 |  | September 2020 | Newer by 26 months |
| Display resolution | 1040k |  | 922k | Clearer display (+118k dot) |
Reasons to pick Sony A7c over the OM System OM-5
| A7c | OM System OM-5 |
|---|
Common features in the OM System OM-5 and Sony A7c
| OM System OM-5 | A7c | |||
|---|---|---|---|---|
| Manual focus |  | More exact focusing | ||
| Display type | Fully Articulated |  | Fully articulated | Fully Articulated display |
| Display dimensions | 3.00" |  | 3" | Equal display size |
| Selfie screen |  | Both good for selfies | ||
| Touch friendly display |  | Easily navigate |
OM System OM-5 vs Sony A7c Physical Comparison
If you're looking to travel with your camera, you have to factor in its weight and proportions. The OM System OM-5 provides outside dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") and a weight of 414 grams (0.91 lbs) and the Sony A7c has measurements of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") along with a weight of 509 grams (1.12 lbs).
Contrast the OM System OM-5 vs Sony A7c in the latest Camera with Lens Size Comparison Tool.
Keep in mind, the weight of an Interchangeable Lens Camera will change based on the lens you have attached at that moment. The following is a front view proportions comparison of the OM System OM-5 and the A7c.
Considering size and weight, the portability grade of the OM System OM-5 and A7c is 80 and 78 respectively.
OM System OM-5 vs Sony A7c Sensor Comparison
Oftentimes, it is very hard to visualize the contrast between sensor dimensions purely by reviewing a spec sheet. The pic below will help give you a greater sense of the sensor sizes in the OM System OM-5 and A7c.
As you can see, the two cameras provide different megapixel count and different sensor dimensions. The OM System OM-5 due to its tinier sensor is going to make shooting shallow DOF more difficult and the Sony A7c will deliver greater detail due to its extra 4 Megapixels. Greater resolution can also help you crop photos more aggressively. The newer OM System OM-5 provides a benefit in sensor technology.
OM System OM-5 vs Sony A7c Screen and ViewFinder
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OM System OM-5 vs Sony A7c Specifications
| OM System OM-5 | Sony Alpha A7c | |
|---|---|---|
| General Information | ||
| Brand Name | Olympus | Sony |
| Model type | OM System OM-5 | Sony Alpha A7c |
| Class | Advanced Mirrorless | Advanced Mirrorless |
| Released | 2022-10-26 | 2020-09-14 |
| Body design | SLR-style mirrorless | Rangefinder-style mirrorless |
| Sensor Information | ||
| Sensor type | CMOS | BSI-CMOS |
| Sensor size | Four Thirds | Full frame |
| Sensor dimensions | 17.4 x 13mm | 35.8 x 23.8mm |
| Sensor surface area | 226.2mm² | 852.0mm² |
| Sensor resolution | 20 megapixels | 24 megapixels |
| Anti alias filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
| Highest Possible resolution | 5184 x 3888 | 6000 x 4000 |
| Maximum native ISO | 25600 | 51200 |
| Maximum enhanced ISO | - | 204800 |
| Min native ISO | 200 | 100 |
| RAW format | ||
| Min enhanced ISO | 64 | 50 |
| Autofocusing | ||
| Manual focusing | ||
| Autofocus touch | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Tracking autofocus | ||
| Autofocus selectice | ||
| Autofocus center weighted | ||
| Autofocus multi area | ||
| Live view autofocus | ||
| Face detection autofocus | ||
| Contract detection autofocus | ||
| Phase detection autofocus | ||
| Total focus points | 121 | 693 |
| Lens | ||
| Lens mount type | Micro Four Thirds | Sony E |
| Amount of lenses | 119 | 122 |
| Focal length multiplier | 2.1 | 1 |
| Screen | ||
| Range of screen | Fully Articulated | Fully articulated |
| Screen diagonal | 3.00 inches | 3 inches |
| Resolution of screen | 1,040k dot | 922k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch capability | ||
| Viewfinder Information | ||
| Viewfinder | Electronic | Electronic |
| Viewfinder resolution | 2,360k dot | 2,360k dot |
| Viewfinder coverage | 100 percent | 100 percent |
| Viewfinder magnification | 0.68x | 0.59x |
| Features | ||
| Minimum shutter speed | 60 secs | 30 secs |
| Fastest shutter speed | 1/8000 secs | 1/4000 secs |
| Fastest silent shutter speed | 1/32000 secs | 1/8000 secs |
| Continuous shutter speed | 10.0 frames/s | 10.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | no built-in flash | no built-in flash |
| Flash settings | Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual | no built-in flash |
| External flash | ||
| AE bracketing | ||
| White balance 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 | 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM | 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM |
| Maximum video resolution | 4096x2160 | 3840x2160 |
| Video file format | MPEG-4, H.264 | 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 | None | None |
| Physical | ||
| Environmental seal | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 414g (0.91 lb) | 509g (1.12 lb) |
| Physical dimensions | 125 x 85 x 50mm (4.9" x 3.3" x 2.0") | 124 x 71 x 60mm (4.9" x 2.8" x 2.4") |
| DXO scores | ||
| DXO Overall rating | not tested | not tested |
| DXO Color Depth rating | not tested | not tested |
| DXO Dynamic range rating | not tested | not tested |
| DXO Low light rating | not tested | not tested |
| Other | ||
| Battery life | 310 pictures | 740 pictures |
| Style of battery | Battery Pack | Battery Pack |
| Battery ID | BLS-50 | NP-FZ100 |
| Self timer | Yes (2 or 10 secs, custom) | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
| Time lapse shooting | ||
| Storage media | SD/SDHC/SDXC (UHS-II supported) | SD/SDHC/SDXC card (UHS-II supported) |
| Storage slots | One | One |
| Cost at release | $1,200 | $1,800 |