Casio EX-S12 vs Ricoh GR III
96 Imaging
34 Features
21 Overall
28


90 Imaging
68 Features
62 Overall
65
Casio EX-S12 vs Ricoh GR III Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 2.7" Fixed Display
- ISO 100 - 1600
- 1280 x 720 video
- 36-108mm (F2.8-7.9) lens
- 111g - 95 x 60 x 23mm
- Revealed January 2009
(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
- Revealed September 2018
- Superseded the Ricoh GR III
- New Model is Ricoh GR III

Casio EX-S12 vs Ricoh GR III Overview
Let's look more closely at the Casio EX-S12 vs Ricoh GR III, former being a Small Sensor Compact while the latter is a Large Sensor Compact by manufacturers Casio and Ricoh. There exists a large gap between the image resolutions of the EX-S12 (12MP) and GR III (24MP) and the EX-S12 (1/2.3") and GR III (APS-C) feature different sensor dimensions.

The EX-S12 was manufactured 10 years prior to the GR III and that is quite a serious difference as far as technology is concerned. Both cameras offer different body type with the Casio EX-S12 being a Compact camera and the Ricoh GR III being a Large Sensor Compact camera.
Before getting through a detailed comparison, below is a concise overview of how the EX-S12 scores against the GR III in relation to portability, imaging, features and an overall grade.

Casio EX-S12 vs Ricoh GR III Gallery
The following is a preview of the gallery images for Casio Exilim EX-S12 & Ricoh GR III. The entire galleries are available at Casio EX-S12 Gallery & Ricoh GR III Gallery.
Reasons to pick Casio EX-S12 over the Ricoh GR III
EX-S12 | GR III |
---|
Reasons to pick Ricoh GR III over the Casio EX-S12
GR III | EX-S12 | |||
---|---|---|---|---|
Revealed | September 2018 | ![]() | January 2009 | More recent by 118 months |
Screen sizing | 3" | ![]() | 2.7" | Bigger screen (+0.3") |
Screen resolution | 1037k | ![]() | 230k | Crisper screen (+807k dot) |
Touch friendly screen | ![]() | Quickly navigate |
Common features in the Casio EX-S12 and Ricoh GR III
EX-S12 | GR III | |||
---|---|---|---|---|
Manually focus | ![]() | More precise focusing | ||
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Selfie screen | ![]() | No selfie screen |
Casio EX-S12 vs Ricoh GR III Physical Comparison
For those who are looking to lug around your camera often, you will have to think about its weight and measurements. The Casio EX-S12 has physical measurements of 95mm x 60mm x 23mm (3.7" x 2.4" x 0.9") having a weight of 111 grams (0.24 lbs) while the Ricoh GR III has proportions of 109mm x 62mm x 33mm (4.3" x 2.4" x 1.3") accompanied by a weight of 257 grams (0.57 lbs).
Look at the Casio EX-S12 vs Ricoh GR III in our brand new Camera & Lens Size Comparison Tool.
Bear in mind, the weight of an ILC will differ depending on the lens you use at that time. Below is the front view overall size comparison of the EX-S12 versus the GR III.

Factoring in dimensions and weight, the portability score of the EX-S12 and GR III is 96 and 90 respectively.

Casio EX-S12 vs Ricoh GR III Sensor Comparison
More often than not, it is hard to picture the difference between sensor measurements only by reading through a spec sheet. The visual below might offer you a more clear sense of the sensor measurements in the EX-S12 and GR III.
Clearly, each of these cameras offer different megapixels and different sensor measurements. The EX-S12 due to its tinier sensor is going to make getting shallower depth of field harder and the Ricoh GR III will give you more detail due to its extra 12MP. Higher resolution will make it easier to crop shots a little more aggressively. The older EX-S12 is going to be behind when it comes to sensor technology.

Casio EX-S12 vs Ricoh GR III Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Casio EX-S12 vs Ricoh GR III Specifications
Casio Exilim EX-S12 | Ricoh GR III | |
---|---|---|
General Information | ||
Make | Casio | Ricoh |
Model type | Casio Exilim EX-S12 | Ricoh GR III |
Type | Small Sensor Compact | Large Sensor Compact |
Revealed | 2009-01-08 | 2018-09-25 |
Body design | Compact | Large Sensor Compact |
Sensor Information | ||
Sensor type | CCD | CMOS |
Sensor size | 1/2.3" | APS-C |
Sensor measurements | 6.17 x 4.55mm | 23.5 x 15.6mm |
Sensor area | 28.1mm² | 366.6mm² |
Sensor resolution | 12MP | 24MP |
Anti alias filter | ||
Aspect ratio | 4:3, 3:2 and 16:9 | 1:1 and 3:2 |
Peak resolution | 4000 x 3000 | 6000 x 4000 |
Highest native ISO | 1600 | 102400 |
Minimum native ISO | 100 | 100 |
RAW support | ||
Autofocusing | ||
Manual focusing | ||
Touch focus | ||
Autofocus continuous | ||
Autofocus single | ||
Autofocus tracking | ||
Selective autofocus | ||
Center weighted autofocus | ||
Multi area autofocus | ||
Autofocus live view | ||
Face detect focus | ||
Contract detect focus | ||
Phase detect focus | ||
Lens | ||
Lens support | fixed lens | fixed lens |
Lens zoom range | 36-108mm (3.0x) | 28mm (1x) |
Maximal aperture | f/2.8-7.9 | f/2.8-16 |
Macro focusing distance | - | 6cm |
Crop factor | 5.8 | 1.5 |
Screen | ||
Display type | Fixed Type | Fixed Type |
Display diagonal | 2.7 inch | 3 inch |
Resolution of display | 230k dot | 1,037k dot |
Selfie friendly | ||
Liveview | ||
Touch capability | ||
Viewfinder Information | ||
Viewfinder | None | Optical (optional) |
Features | ||
Minimum shutter speed | 1/2 seconds | 30 seconds |
Fastest shutter speed | 1/2000 seconds | 1/4000 seconds |
Shutter priority | ||
Aperture priority | ||
Manual exposure | ||
Exposure compensation | - | Yes |
Custom white balance | ||
Image stabilization | ||
Built-in flash | ||
Flash distance | - | no built-in flash |
Flash options | - | Auto, Flash On, Flash On+Red-eye, Slow-speed Sync, Slow Sync+Red-eye |
Hot shoe | ||
AEB | ||
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 (30 fps), 320 x 240 (15 fps) | 1920 x 1080 @ 60p, MOV, H.264, Linear PCM |
Highest video resolution | 1280x720 | 1920x1080 |
Video file format | Motion JPEG | MPEG-4, H.264 |
Microphone input | ||
Headphone input | ||
Connectivity | ||
Wireless | Eye-Fi Connected | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | Yes |
GPS | None | None |
Physical | ||
Environment seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 111g (0.24 pounds) | 257g (0.57 pounds) |
Dimensions | 95 x 60 x 23mm (3.7" x 2.4" x 0.9") | 109 x 62 x 33mm (4.3" x 2.4" x 1.3") |
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 ID | NP-60 | - |
Self timer | Yes (10 seconds, 2 seconds, Triple Self-timer) | Yes |
Time lapse recording | ||
Storage media | SD/ SDHC memory card, Internal | Internal, SD/SDHC/SDXC (UHS-I supported) |
Storage slots | One | One |
Cost at release | $119 | $900 |