Ricoh GR III vs Sony A7 III
90 Imaging
68 Features
62 Overall
65


63 Imaging
73 Features
92 Overall
80
Ricoh GR III vs Sony A7 III Key Specs
(Full Review)
- 24MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 102400
- Sensor-shift Image Stabilization
- No Anti-Alias Filter
- 1920 x 1080 video
- 28mm (F2.8-16) lens
- 257g - 109 x 62 x 33mm
- Introduced September 2018
- Old Model is Ricoh GR III
- Refreshed by Ricoh GR III
(Full Review)
- 24MP - Full frame Sensor
- 3" Tilting Screen
- ISO 100 - 51200 (Bump to 204800)
- Sensor based 5-axis Image Stabilization
- 1/8000s Maximum Shutter
- 3840 x 2160 video
- Sony E Mount
- 650g - 127 x 96 x 74mm
- Revealed February 2018
- Succeeded the Sony A7 II
- Successor is Sony A7 IV

Ricoh GR III vs Sony A7 III Overview
Its time to take a closer look at the Ricoh GR III and Sony A7 III, former is a Large Sensor Compact while the latter is a Pro Mirrorless by companies Ricoh and Sony. The image resolution of the GR III (24MP) and the A7 III (24MP) is pretty similar but the GR III (APS-C) and A7 III (Full frame) feature different sensor dimensions.

The GR III was announced 7 months after the A7 III and they are of a similar age. Both of the cameras come with different body type with the Ricoh GR III being a Large Sensor Compact camera and the Sony A7 III being a SLR-style mirrorless camera.
Before getting in to a comprehensive comparison, below is a concise summation of how the GR III scores vs the A7 III in relation to portability, imaging, features and an overall score.

Ricoh GR III vs Sony A7 III Gallery
Here is a preview of the gallery images for Ricoh GR III & Sony Alpha A7 III. The whole galleries are viewable at Ricoh GR III Gallery & Sony A7 III Gallery.
Reasons to pick Ricoh GR III over the Sony A7 III
GR III | A7 III | |||
---|---|---|---|---|
Revealed | September 2018 | ![]() | February 2018 | More modern by 7 months |
Screen resolution | 1037k | ![]() | 922k | Crisper screen (+115k dot) |
Reasons to pick Sony A7 III over the Ricoh GR III
A7 III | GR III | |||
---|---|---|---|---|
Screen type | Tilting | ![]() | Fixed | Tilting screen |
Common features in the Ricoh GR III and Sony A7 III
GR III | A7 III | |||
---|---|---|---|---|
Focus manually | ![]() | More exact focus | ||
Screen dimension | 3" | ![]() | 3" | Identical screen sizing |
Selfie screen | ![]() | Missing selfie screen | ||
Touch friendly screen | ![]() | Quickly navigate |
Ricoh GR III vs Sony A7 III Physical Comparison
If you are intending to carry around your camera, you need to factor in its weight and volume. The Ricoh GR III comes with outer measurements of 109mm x 62mm x 33mm (4.3" x 2.4" x 1.3") with a weight of 257 grams (0.57 lbs) whilst the Sony A7 III has sizing of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") having a weight of 650 grams (1.43 lbs).
Contrast the Ricoh GR III and Sony A7 III in our completely new Camera plus Lens Size Comparison Tool.
Always remember, the weight of an ILC will vary based on the lens you are employing during that time. The following is the front view measurement comparison of the GR III vs the A7 III.

Using size and weight, the portability rating of the GR III and A7 III is 90 and 63 respectively.

Ricoh GR III vs Sony A7 III Sensor Comparison
Oftentimes, it is very tough to picture the difference between sensor sizes just by reading a spec sheet. The image underneath will provide you a far better sense of the sensor measurements in the GR III and A7 III.
As you can see, both of those cameras posses the exact same MP albeit different sensor sizes. The GR III has the tinier sensor which is going to make getting bokeh more challenging. The more modern GR III should have a benefit with regard to sensor innovation.

Ricoh GR III vs Sony A7 III Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Ricoh GR III vs Sony A7 III Specifications
Ricoh GR III | Sony Alpha A7 III | |
---|---|---|
General Information | ||
Make | Ricoh | Sony |
Model | Ricoh GR III | Sony Alpha A7 III |
Class | Large Sensor Compact | Pro Mirrorless |
Introduced | 2018-09-25 | 2018-02-27 |
Physical type | Large Sensor Compact | SLR-style mirrorless |
Sensor Information | ||
Powered by | - | Bionz X |
Sensor type | CMOS | BSI-CMOS |
Sensor size | APS-C | Full frame |
Sensor dimensions | 23.5 x 15.6mm | 35.8 x 23.8mm |
Sensor area | 366.6mm² | 852.0mm² |
Sensor resolution | 24MP | 24MP |
Anti aliasing filter | ||
Aspect ratio | 1:1 and 3:2 | 3:2 and 16:9 |
Max resolution | 6000 x 4000 | 6000 x 4000 |
Max native ISO | 102400 | 51200 |
Max enhanced ISO | - | 204800 |
Minimum native ISO | 100 | 100 |
RAW support | ||
Minimum enhanced ISO | - | 50 |
Autofocusing | ||
Manual focus | ||
AF touch | ||
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 | - | 693 |
Lens | ||
Lens mounting type | fixed lens | Sony E |
Lens focal range | 28mm (1x) | - |
Highest aperture | f/2.8-16 | - |
Macro focus range | 6cm | - |
Number of lenses | - | 121 |
Crop factor | 1.5 | 1 |
Screen | ||
Type of screen | Fixed Type | Tilting |
Screen size | 3 inches | 3 inches |
Resolution of screen | 1,037 thousand dots | 922 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch operation | ||
Viewfinder Information | ||
Viewfinder type | Optical (optional) | Electronic |
Viewfinder resolution | - | 2,359 thousand dots |
Viewfinder coverage | - | 100% |
Viewfinder magnification | - | 0.78x |
Features | ||
Min shutter speed | 30 seconds | 30 seconds |
Max shutter speed | 1/4000 seconds | 1/8000 seconds |
Continuous shutter rate | - | 10.0 frames per second |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Change WB | ||
Image stabilization | ||
Integrated flash | ||
Flash range | no built-in flash | no built-in flash |
Flash settings | Auto, Flash On, Flash On+Red-eye, Slow-speed Sync, Slow Sync+Red-eye | no built-in flash |
Hot shoe | ||
AE bracketing | ||
WB bracketing | ||
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Supported video resolutions | 1920 x 1080 @ 60p, MOV, H.264, Linear PCM | 3840 x 2160 (30p, 24p) 1920 x 1080 (120p, 60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) |
Max video resolution | 1920x1080 | 3840x2160 |
Video file format | MPEG-4, H.264 | MPEG-4, AVCHD, XAVC S, H.264 |
Mic port | ||
Headphone port | ||
Connectivity | ||
Wireless | Built-In | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | Yes | USB 3.1 Gen 1 (5 GBit/sec) |
GPS | None | None |
Physical | ||
Environment sealing | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 257 grams (0.57 lb) | 650 grams (1.43 lb) |
Dimensions | 109 x 62 x 33mm (4.3" x 2.4" x 1.3") | 127 x 96 x 74mm (5.0" x 3.8" x 2.9") |
DXO scores | ||
DXO Overall score | not tested | 96 |
DXO Color Depth score | not tested | 25.0 |
DXO Dynamic range score | not tested | 14.7 |
DXO Low light score | not tested | 3730 |
Other | ||
Battery life | - | 610 pictures |
Form of battery | - | Battery Pack |
Battery model | - | NP-FZ100 |
Self timer | Yes | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
Time lapse recording | ||
Storage type | Internal, SD/SDHC/SDXC (UHS-I supported) | SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo |
Card slots | One | Dual |
Cost at release | $900 | $1,998 |