Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A7 III
88 Imaging
52 Features
37 Overall
46


63 Imaging
73 Features
92 Overall
80
Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A7 III Key Specs
(Full Review)
- 12MP - APS-C Sensor
- 3" Fixed Screen
- ISO 200 - 3200
- 1280 x 720 video
- 28mm (F2.5) lens
- 140g - 113 x 70 x 56mm
- Introduced September 2010
(Full Review)
- 24MP - Full frame Sensor
- 3" Tilting Display
- ISO 100 - 51200 (Push 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
- Launched February 2018
- Old Model is Sony A7 II
- Updated by Sony A7 IV

Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A7 III Overview
Following is a in depth overview of the Ricoh GXR GR Lens A12 28mm F2.5 and Sony A7 III, former is a Advanced Mirrorless while the other is a Pro Mirrorless by competitors Ricoh and Sony. There exists a substantial gap between the resolutions of the GXR GR Lens A12 28mm F2.5 (12MP) and A7 III (24MP) and the GXR GR Lens A12 28mm F2.5 (APS-C) and A7 III (Full frame) feature totally different sensor dimensions.

The GXR GR Lens A12 28mm F2.5 was announced 8 years before the A7 III which is quite a big difference as far as technology is concerned. Both cameras come with different body type with the Ricoh GXR GR Lens A12 28mm F2.5 being a Rangefinder-style mirrorless camera and the Sony A7 III being a SLR-style mirrorless camera.
Before diving straight into a full comparison, below is a short summation of how the GXR GR Lens A12 28mm F2.5 matches up vs the A7 III in relation to portability, imaging, features and an overall score.

Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A7 III Gallery
Following is a sample of the gallery pics for Ricoh GXR GR Lens A12 28mm F2.5 & Sony Alpha A7 III. The whole galleries are available at Ricoh GXR GR Lens A12 28mm F2.5 Gallery & Sony A7 III Gallery.
Reasons to pick Ricoh GXR GR Lens A12 28mm F2.5 over the Sony A7 III
GXR GR Lens A12 28mm F2.5 | A7 III |
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Reasons to pick Sony A7 III over the Ricoh GXR GR Lens A12 28mm F2.5
A7 III | GXR GR Lens A12 28mm F2.5 | |||
---|---|---|---|---|
Launched | February 2018 | ![]() | September 2010 | More modern by 90 months |
Display type | Tilting | ![]() | Fixed | Tilting display |
Display resolution | 922k | ![]() | 920k | Sharper display (+2k dot) |
Touch display | ![]() | Easily navigate |
Common features in the Ricoh GXR GR Lens A12 28mm F2.5 and Sony A7 III
GXR GR Lens A12 28mm F2.5 | A7 III | |||
---|---|---|---|---|
Manual focus | ![]() | Very accurate focus | ||
Display dimension | 3" | ![]() | 3" | Identical display sizing |
Selfie screen | ![]() | Neither contains selfie screen |
Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A7 III Physical Comparison
If you are looking to carry around your camera, you'll have to factor in its weight and dimensions. The Ricoh GXR GR Lens A12 28mm F2.5 has got exterior dimensions of 113mm x 70mm x 56mm (4.4" x 2.8" x 2.2") accompanied by a weight of 140 grams (0.31 lbs) and the Sony A7 III has dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 650 grams (1.43 lbs).
Examine the Ricoh GXR GR Lens A12 28mm F2.5 and Sony A7 III in our newest Camera plus Lens Size Comparison Tool.
Do not forget, the weight of an ILC will vary based on the lens you use at that time. The following is the front view dimension comparison of the GXR GR Lens A12 28mm F2.5 and the A7 III.

Looking at dimensions and weight, the portability rating of the GXR GR Lens A12 28mm F2.5 and A7 III is 88 and 63 respectively.

Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A7 III Sensor Comparison
Quite often, it is hard to envision the contrast between sensor sizes merely by going over specifications. The picture underneath may offer you a greater sense of the sensor dimensions in the GXR GR Lens A12 28mm F2.5 and A7 III.
To sum up, each of the cameras posses different resolutions and different sensor sizes. The GXR GR Lens A12 28mm F2.5 with its tinier sensor will make getting shallower DOF more difficult and the Sony A7 III will deliver extra detail with its extra 12 Megapixels. Greater resolution will enable you to crop photos somewhat more aggressively. The more aged GXR GR Lens A12 28mm F2.5 is going to be disadvantaged in sensor innovation.

Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A7 III Screen and ViewFinder


Photography Type Scores
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Vlogging Comparison

Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A7 III Specifications
Ricoh GXR GR Lens A12 28mm F2.5 | Sony Alpha A7 III | |
---|---|---|
General Information | ||
Make | Ricoh | Sony |
Model type | Ricoh GXR GR Lens A12 28mm F2.5 | Sony Alpha A7 III |
Type | Advanced Mirrorless | Pro Mirrorless |
Introduced | 2010-09-21 | 2018-02-27 |
Physical type | Rangefinder-style mirrorless | SLR-style mirrorless |
Sensor Information | ||
Chip | GR Engine III | Bionz X |
Sensor type | CMOS | BSI-CMOS |
Sensor size | APS-C | Full frame |
Sensor dimensions | 23.6 x 15.7mm | 35.8 x 23.8mm |
Sensor surface area | 370.5mm² | 852.0mm² |
Sensor resolution | 12MP | 24MP |
Anti alias filter | ||
Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
Maximum resolution | 4288 x 2848 | 6000 x 4000 |
Maximum native ISO | 3200 | 51200 |
Maximum boosted ISO | - | 204800 |
Min native ISO | 200 | 100 |
RAW files | ||
Min boosted ISO | - | 50 |
Autofocusing | ||
Manual focusing | ||
Autofocus touch | ||
Continuous autofocus | ||
Single autofocus | ||
Autofocus tracking | ||
Selective autofocus | ||
Center weighted autofocus | ||
Autofocus multi area | ||
Autofocus live view | ||
Face detection focus | ||
Contract detection focus | ||
Phase detection focus | ||
Total focus points | - | 693 |
Lens | ||
Lens mount type | fixed lens | Sony E |
Lens zoom range | 28mm (1x) | - |
Largest aperture | f/2.5 | - |
Amount of lenses | - | 121 |
Focal length multiplier | 1.5 | 1 |
Screen | ||
Type of screen | Fixed Type | Tilting |
Screen size | 3 inches | 3 inches |
Resolution of screen | 920 thousand dots | 922 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch friendly | ||
Screen technology | TFT color LCD | - |
Viewfinder Information | ||
Viewfinder | Electronic (optional) | Electronic |
Viewfinder resolution | - | 2,359 thousand dots |
Viewfinder coverage | - | 100% |
Viewfinder magnification | - | 0.78x |
Features | ||
Lowest shutter speed | 180 secs | 30 secs |
Highest shutter speed | 1/3200 secs | 1/8000 secs |
Continuous shooting rate | 5.0 frames per second | 10.0 frames per second |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | Yes | Yes |
Custom white balance | ||
Image stabilization | ||
Built-in flash | ||
Flash distance | - | no built-in flash |
Flash options | Auto, On, Off, Red-Eye, Slow Sync, Manual | no built-in flash |
Hot shoe | ||
Auto exposure bracketing | ||
White balance bracketing | ||
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Supported video resolutions | 1280 x 720 (24 fps), 640 x 480 (24 fps), 320 x 240 (24 fps) | 3840 x 2160 (30p, 24p) 1920 x 1080 (120p, 60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) |
Maximum video resolution | 1280x720 | 3840x2160 |
Video data format | MPEG-4 | MPEG-4, AVCHD, XAVC S, H.264 |
Mic port | ||
Headphone port | ||
Connectivity | ||
Wireless | None | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 3.1 Gen 1 (5 GBit/sec) |
GPS | None | None |
Physical | ||
Environmental sealing | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 140 gr (0.31 pounds) | 650 gr (1.43 pounds) |
Dimensions | 113 x 70 x 56mm (4.4" x 2.8" x 2.2") | 127 x 96 x 74mm (5.0" x 3.8" x 2.9") |
DXO scores | ||
DXO All around rating | not tested | 96 |
DXO Color Depth rating | not tested | 25.0 |
DXO Dynamic range rating | not tested | 14.7 |
DXO Low light rating | not tested | 3730 |
Other | ||
Battery life | 320 pictures | 610 pictures |
Battery type | Battery Pack | Battery Pack |
Battery ID | DB-90 | NP-FZ100 |
Self timer | Yes (2 or 10 sec, 10 sec (3 images) ) | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
Time lapse recording | ||
Storage type | SD/SDHC, Internal | SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo |
Card slots | One | Dual |
Launch cost | $566 | $1,998 |