Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A100
88 Imaging
52 Features
37 Overall
46


64 Imaging
48 Features
38 Overall
44
Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A100 Key Specs
(Full Review)
- 12MP - APS-C Sensor
- 3" Fixed Display
- ISO 200 - 3200
- 1280 x 720 video
- 28mm (F2.5) lens
- 140g - 113 x 70 x 56mm
- Launched September 2010
(Full Review)
- 10MP - APS-C Sensor
- 2.5" Fixed Screen
- ISO 100 - 1600
- Sensor based Image Stabilization
- No Video
- Sony/Minolta Alpha Mount
- 638g - 133 x 95 x 71mm
- Released July 2006
- Succeeded the Konica Minolta 5D
- Replacement is Sony A550

Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A100 Overview
Below is a in-depth analysis of the Ricoh GXR GR Lens A12 28mm F2.5 versus Sony A100, former being a Advanced Mirrorless while the latter is a Entry-Level DSLR by competitors Ricoh and Sony. The resolution of the GXR GR Lens A12 28mm F2.5 (12MP) and the A100 (10MP) is pretty comparable and both cameras boast the identical sensor measurements (APS-C).

The GXR GR Lens A12 28mm F2.5 was introduced 4 years later than the A100 and that is a fairly large difference as far as camera technology is concerned. Both the cameras feature different body design with the Ricoh GXR GR Lens A12 28mm F2.5 being a Rangefinder-style mirrorless camera and the Sony A100 being a Compact SLR camera.
Before delving straight to a more detailed comparison, here is a brief view of how the GXR GR Lens A12 28mm F2.5 matches up versus the A100 in terms of portability, imaging, features and an overall grade.

Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A100 Gallery
This is a preview of the gallery images for Ricoh GXR GR Lens A12 28mm F2.5 & Sony Alpha DSLR-A100. The whole galleries are provided at Ricoh GXR GR Lens A12 28mm F2.5 Gallery & Sony A100 Gallery.
Reasons to pick Ricoh GXR GR Lens A12 28mm F2.5 over the Sony A100
GXR GR Lens A12 28mm F2.5 | A100 | |||
---|---|---|---|---|
Released | September 2010 | ![]() | July 2006 | More recent by 51 months |
Screen size | 3" | ![]() | 2.5" | Bigger screen (+0.5") |
Screen resolution | 920k | ![]() | 230k | Crisper screen (+690k dot) |
Reasons to pick Sony A100 over the Ricoh GXR GR Lens A12 28mm F2.5
A100 | GXR GR Lens A12 28mm F2.5 |
---|
Common features in the Ricoh GXR GR Lens A12 28mm F2.5 and Sony A100
GXR GR Lens A12 28mm F2.5 | A100 | |||
---|---|---|---|---|
Manual focus | ![]() | Very exact focus | ||
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Selfie screen | ![]() | Neither offers selfie screen | ||
Touch screen | ![]() | Lacking Touch screen |
Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A100 Physical Comparison
If you are going to lug around your camera, you are going to need to take into account its weight and volume. The Ricoh GXR GR Lens A12 28mm F2.5 offers outside measurements of 113mm x 70mm x 56mm (4.4" x 2.8" x 2.2") with a weight of 140 grams (0.31 lbs) whilst the Sony A100 has sizing of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") and a weight of 638 grams (1.41 lbs).
Contrast the Ricoh GXR GR Lens A12 28mm F2.5 versus Sony A100 in our completely new Camera plus Lens Size Comparison Tool.
Bear in mind, the weight of an ILC will vary dependant on the lens you have at that time. Here is a front view physical size comparison of the GXR GR Lens A12 28mm F2.5 versus the A100.

Taking into consideration dimensions and weight, the portability rating of the GXR GR Lens A12 28mm F2.5 and A100 is 88 and 64 respectively.

Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A100 Sensor Comparison
Quite often, it is tough to envision the difference in sensor measurements merely by checking out technical specs. The visual here will give you a much better sense of the sensor sizing in the GXR GR Lens A12 28mm F2.5 and A100.
As you have seen, both cameras come with the identical sensor size albeit not the same MP. You can expect the Ricoh GXR GR Lens A12 28mm F2.5 to provide more detail using its extra 2MP. Higher resolution can also enable you to crop shots a good deal more aggressively. The more recent GXR GR Lens A12 28mm F2.5 is going to have a benefit when it comes to sensor innovation.

Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A100 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Ricoh GXR GR Lens A12 28mm F2.5 vs Sony A100 Specifications
Ricoh GXR GR Lens A12 28mm F2.5 | Sony Alpha DSLR-A100 | |
---|---|---|
General Information | ||
Company | Ricoh | Sony |
Model type | Ricoh GXR GR Lens A12 28mm F2.5 | Sony Alpha DSLR-A100 |
Category | Advanced Mirrorless | Entry-Level DSLR |
Launched | 2010-09-21 | 2006-07-31 |
Physical type | Rangefinder-style mirrorless | Compact SLR |
Sensor Information | ||
Powered by | GR Engine III | - |
Sensor type | CMOS | CCD |
Sensor size | APS-C | APS-C |
Sensor measurements | 23.6 x 15.7mm | 23.6 x 15.8mm |
Sensor surface area | 370.5mm² | 372.9mm² |
Sensor resolution | 12 megapixels | 10 megapixels |
Anti alias filter | ||
Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 |
Maximum resolution | 4288 x 2848 | 3872 x 2592 |
Maximum native ISO | 3200 | 1600 |
Lowest native ISO | 200 | 100 |
RAW data | ||
Autofocusing | ||
Manual focusing | ||
Autofocus touch | ||
Autofocus continuous | ||
Autofocus single | ||
Autofocus tracking | ||
Autofocus selectice | ||
Center weighted autofocus | ||
Multi area autofocus | ||
Live view autofocus | ||
Face detect focus | ||
Contract detect focus | ||
Phase detect focus | ||
Total focus points | - | 9 |
Lens | ||
Lens support | fixed lens | Sony/Minolta Alpha |
Lens zoom range | 28mm (1x) | - |
Highest aperture | f/2.5 | - |
Number of lenses | - | 143 |
Crop factor | 1.5 | 1.5 |
Screen | ||
Type of display | Fixed Type | Fixed Type |
Display sizing | 3 inches | 2.5 inches |
Resolution of display | 920k dots | 230k dots |
Selfie friendly | ||
Liveview | ||
Touch screen | ||
Display tech | TFT color LCD | - |
Viewfinder Information | ||
Viewfinder type | Electronic (optional) | Optical (pentamirror) |
Viewfinder coverage | - | 95 percent |
Viewfinder magnification | - | 0.55x |
Features | ||
Lowest shutter speed | 180 seconds | 30 seconds |
Highest shutter speed | 1/3200 seconds | 1/4000 seconds |
Continuous shooting rate | 5.0fps | 3.0fps |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Change white balance | ||
Image stabilization | ||
Integrated flash | ||
Flash settings | Auto, On, Off, Red-Eye, Slow Sync, Manual | Auto, Fill-in, Red-Eye reduction, Slow Sync, Off |
Hot shoe | ||
Auto exposure bracketing | ||
WB bracketing | ||
Highest flash synchronize | - | 1/160 seconds |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Supported video resolutions | 1280 x 720 (24 fps), 640 x 480 (24 fps), 320 x 240 (24 fps) | - |
Maximum video resolution | 1280x720 | None |
Video data format | MPEG-4 | - |
Microphone support | ||
Headphone support | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environment sealing | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 140 gr (0.31 lb) | 638 gr (1.41 lb) |
Physical dimensions | 113 x 70 x 56mm (4.4" x 2.8" x 2.2") | 133 x 95 x 71mm (5.2" x 3.7" x 2.8") |
DXO scores | ||
DXO All around rating | not tested | 61 |
DXO Color Depth rating | not tested | 22.0 |
DXO Dynamic range rating | not tested | 11.2 |
DXO Low light rating | not tested | 476 |
Other | ||
Battery life | 320 images | - |
Style of battery | Battery Pack | - |
Battery ID | DB-90 | NP-FM55H |
Self timer | Yes (2 or 10 sec, 10 sec (3 images) ) | Yes (2 or 10 sec) |
Time lapse recording | ||
Storage type | SD/SDHC, Internal | Compact Flash (Type I or II) |
Card slots | 1 | 1 |
Cost at launch | $566 | $1,000 |