Casio EX-H15 vs Ricoh GXR GR Lens A12 28mm F2.5
93 Imaging
36 Features
29 Overall
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88 Imaging
52 Features
37 Overall
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Casio EX-H15 vs Ricoh GXR GR Lens A12 28mm F2.5 Key Specs
(Full Review)
- 14MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 64 - 3200
- Sensor-shift Image Stabilization
- 640 x 480 video
- 24-240mm (F3.2-5.7) lens
- 161g - 101 x 60 x 28mm
- Announced January 2010
(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
- Launched September 2010

Casio EX-H15 vs Ricoh GXR GR Lens A12 28mm F2.5 Overview
Here, we will be reviewing the Casio EX-H15 versus Ricoh GXR GR Lens A12 28mm F2.5, one is a Small Sensor Compact and the latter is a Advanced Mirrorless by competitors Casio and Ricoh. The sensor resolution of the EX-H15 (14MP) and the GXR GR Lens A12 28mm F2.5 (12MP) is pretty well matched but the EX-H15 (1/2.3") and GXR GR Lens A12 28mm F2.5 (APS-C) posses totally different sensor sizes.

The EX-H15 was unveiled 8 months earlier than the GXR GR Lens A12 28mm F2.5 which means that they are of a similar generation. Both of the cameras feature different body design with the Casio EX-H15 being a Compact camera and the Ricoh GXR GR Lens A12 28mm F2.5 being a Rangefinder-style mirrorless camera.
Before delving straight to a in depth comparison, here is a simple introduction of how the EX-H15 matches up vs the GXR GR Lens A12 28mm F2.5 with regards to portability, imaging, features and an overall mark.

Casio EX-H15 vs Ricoh GXR GR Lens A12 28mm F2.5 Gallery
This is a preview of the gallery images for Casio Exilim EX-H15 and Ricoh GXR GR Lens A12 28mm F2.5. The full galleries are provided at Casio EX-H15 Gallery and Ricoh GXR GR Lens A12 28mm F2.5 Gallery.
Reasons to pick Casio EX-H15 over the Ricoh GXR GR Lens A12 28mm F2.5
EX-H15 | GXR GR Lens A12 28mm F2.5 |
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Reasons to pick Ricoh GXR GR Lens A12 28mm F2.5 over the Casio EX-H15
GXR GR Lens A12 28mm F2.5 | EX-H15 | |||
---|---|---|---|---|
Launched | September 2010 | ![]() | January 2010 | Newer by 8 months |
Screen resolution | 920k | ![]() | 461k | Crisper screen (+459k dot) |
Common features in the Casio EX-H15 and Ricoh GXR GR Lens A12 28mm F2.5
EX-H15 | GXR GR Lens A12 28mm F2.5 | |||
---|---|---|---|---|
Manually focus | ![]() | More precise focus | ||
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Screen size | 3" | ![]() | 3" | Same screen dimensions |
Selfie screen | ![]() | No selfie screen | ||
Touch friendly screen | ![]() | Neither features Touch friendly screen |
Casio EX-H15 vs Ricoh GXR GR Lens A12 28mm F2.5 Physical Comparison
For those who are planning to travel with your camera frequently, you'll need to factor its weight and dimensions. The Casio EX-H15 enjoys outside dimensions of 101mm x 60mm x 28mm (4.0" x 2.4" x 1.1") with a weight of 161 grams (0.35 lbs) while the Ricoh GXR GR Lens A12 28mm F2.5 has dimensions of 113mm x 70mm x 56mm (4.4" x 2.8" x 2.2") with a weight of 140 grams (0.31 lbs).
Check out the Casio EX-H15 versus Ricoh GXR GR Lens A12 28mm F2.5 in the new Camera and Lens Size Comparison Tool.
Bear in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you have during that time. Below is a front view dimensions comparison of the EX-H15 vs the GXR GR Lens A12 28mm F2.5.

Taking into consideration dimensions and weight, the portability rating of the EX-H15 and GXR GR Lens A12 28mm F2.5 is 93 and 88 respectively.

Casio EX-H15 vs Ricoh GXR GR Lens A12 28mm F2.5 Sensor Comparison
Quite often, its tough to see the contrast between sensor dimensions purely by reading through a spec sheet. The picture underneath should offer you a far better sense of the sensor dimensions in the EX-H15 and GXR GR Lens A12 28mm F2.5.
As you can see, each of these cameras feature different resolutions and different sensor dimensions. The EX-H15 having a tinier sensor will make getting shallower DOF more difficult and the Casio EX-H15 will resolve greater detail having an extra 2 Megapixels. Higher resolution will also allow you to crop photographs way more aggressively. The more aged EX-H15 is going to be behind with regard to sensor innovation.

Casio EX-H15 vs Ricoh GXR GR Lens A12 28mm F2.5 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Casio EX-H15 vs Ricoh GXR GR Lens A12 28mm F2.5 Specifications
Casio Exilim EX-H15 | Ricoh GXR GR Lens A12 28mm F2.5 | |
---|---|---|
General Information | ||
Brand | Casio | Ricoh |
Model type | Casio Exilim EX-H15 | Ricoh GXR GR Lens A12 28mm F2.5 |
Type | Small Sensor Compact | Advanced Mirrorless |
Announced | 2010-01-06 | 2010-09-21 |
Body design | Compact | Rangefinder-style mirrorless |
Sensor Information | ||
Processor | - | GR Engine III |
Sensor type | CCD | CMOS |
Sensor size | 1/2.3" | APS-C |
Sensor measurements | 6.17 x 4.55mm | 23.6 x 15.7mm |
Sensor area | 28.1mm² | 370.5mm² |
Sensor resolution | 14 megapixels | 12 megapixels |
Anti alias filter | ||
Aspect ratio | 4:3, 3:2 and 16:9 | 1:1, 4:3, 3:2 and 16:9 |
Highest resolution | 4320 x 3240 | 4288 x 2848 |
Highest native ISO | 3200 | 3200 |
Min native ISO | 64 | 200 |
RAW format | ||
Autofocusing | ||
Focus manually | ||
Touch focus | ||
Continuous autofocus | ||
Single autofocus | ||
Tracking autofocus | ||
Autofocus selectice | ||
Center weighted autofocus | ||
Autofocus multi area | ||
Live view autofocus | ||
Face detect autofocus | ||
Contract detect autofocus | ||
Phase detect autofocus | ||
Lens | ||
Lens support | fixed lens | fixed lens |
Lens zoom range | 24-240mm (10.0x) | 28mm (1x) |
Maximum aperture | f/3.2-5.7 | f/2.5 |
Crop factor | 5.8 | 1.5 |
Screen | ||
Range of display | Fixed Type | Fixed Type |
Display sizing | 3 inch | 3 inch |
Display resolution | 461k dot | 920k dot |
Selfie friendly | ||
Liveview | ||
Touch friendly | ||
Display tech | - | TFT color LCD |
Viewfinder Information | ||
Viewfinder | None | Electronic (optional) |
Features | ||
Lowest shutter speed | 4 secs | 180 secs |
Highest shutter speed | 1/2000 secs | 1/3200 secs |
Continuous shooting speed | - | 5.0fps |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | - | Yes |
Set white balance | ||
Image stabilization | ||
Integrated flash | ||
Flash options | Auto, flash off, flash on, red eye reduction | Auto, On, Off, Red-Eye, Slow Sync, Manual |
Hot shoe | ||
AEB | ||
WB bracketing | ||
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Video resolutions | 1280 × 720 (30 fps) , 640 x 480 (30 fps), 320 x 240 (30 fps) | 1280 x 720 (24 fps), 640 x 480 (24 fps), 320 x 240 (24 fps) |
Highest video resolution | 640x480 | 1280x720 |
Video data format | Motion JPEG | MPEG-4 |
Microphone jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | Eye-Fi Connected | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environment seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 161 grams (0.35 lb) | 140 grams (0.31 lb) |
Physical dimensions | 101 x 60 x 28mm (4.0" x 2.4" x 1.1") | 113 x 70 x 56mm (4.4" x 2.8" x 2.2") |
DXO scores | ||
DXO All around 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 | - | 320 pictures |
Battery form | - | Battery Pack |
Battery ID | NP-90 | DB-90 |
Self timer | Yes (10 seconds, 2 seconds, Triple Self-timer) | Yes (2 or 10 sec, 10 sec (3 images) ) |
Time lapse recording | ||
Type of storage | SD/SDHC card, Internal | SD/SDHC, Internal |
Storage slots | Single | Single |
Pricing at launch | $300 | $566 |