Casio EX-Z400 vs Ricoh GR Digital III
95 Imaging
34 Features
25 Overall
30


92 Imaging
34 Features
35 Overall
34
Casio EX-Z400 vs Ricoh GR Digital III Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 100 - 1600
- Sensor-shift Image Stabilization
- 1280 x 720 video
- 28-112mm (F2.6-7.0) lens
- 130g - 95 x 60 x 23mm
- Released January 2009
(Full Review)
- 10MP - 1/1.7" Sensor
- 3" Fixed Screen
- ISO 64 - 1600
- 640 x 480 video
- 28mm (F1.9) lens
- 208g - 109 x 59 x 26mm
- Announced July 2009
- Replacement is Ricoh GR Digital IV

Casio EX-Z400 vs Ricoh GR Digital III Overview
Here is a in-depth review of the Casio EX-Z400 versus Ricoh GR Digital III, one being a Ultracompact and the latter is a Small Sensor Compact by manufacturers Casio and Ricoh. The resolution of the EX-Z400 (12MP) and the GR Digital III (10MP) is relatively close but the EX-Z400 (1/2.3") and GR Digital III (1/1.7") possess totally different sensor size.

The EX-Z400 was released 6 months earlier than the GR Digital III so they are both of a similar generation. Both the cameras offer different body type with the Casio EX-Z400 being a Ultracompact camera and the Ricoh GR Digital III being a Compact camera.
Before we go straight into a complete comparison, below is a brief summation of how the EX-Z400 scores against the GR Digital III with respect to portability, imaging, features and an overall rating.

Casio EX-Z400 vs Ricoh GR Digital III Gallery
The following is a preview of the gallery photos for Casio Exilim EX-Z400 and Ricoh GR Digital III. The complete galleries are available at Casio EX-Z400 Gallery and Ricoh GR Digital III Gallery.
Reasons to pick Casio EX-Z400 over the Ricoh GR Digital III
EX-Z400 | GR Digital III |
---|
Reasons to pick Ricoh GR Digital III over the Casio EX-Z400
GR Digital III | EX-Z400 | |||
---|---|---|---|---|
Manually focus | ![]() | More precise focusing | ||
Screen resolution | 920k | ![]() | 230k | Crisper screen (+690k dot) |
Common features in the Casio EX-Z400 and Ricoh GR Digital III
EX-Z400 | GR Digital III | |||
---|---|---|---|---|
Announced | January 2009 | ![]() | July 2009 | Same generation |
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Screen sizing | 3" | ![]() | 3" | Equivalent screen size |
Selfie screen | ![]() | Lacking selfie screen | ||
Touch friendly screen | ![]() | Lacking Touch friendly screen |
Casio EX-Z400 vs Ricoh GR Digital III Physical Comparison
If you are intending to carry your camera, you should think about its weight and dimensions. The Casio EX-Z400 provides physical dimensions of 95mm x 60mm x 23mm (3.7" x 2.4" x 0.9") having a weight of 130 grams (0.29 lbs) whilst the Ricoh GR Digital III has dimensions of 109mm x 59mm x 26mm (4.3" x 2.3" x 1.0") and a weight of 208 grams (0.46 lbs).
Check the Casio EX-Z400 versus Ricoh GR Digital III in the latest Camera and Lens Size Comparison Tool.
Take into account, the weight of an Interchangeable Lens Camera will change dependant on the lens you are employing during that time. The following is the front view scale comparison of the EX-Z400 compared to the GR Digital III.

Considering size and weight, the portability score of the EX-Z400 and GR Digital III is 95 and 92 respectively.

Casio EX-Z400 vs Ricoh GR Digital III Sensor Comparison
Often, it is very tough to visualise the difference in sensor sizing just by looking through specs. The photograph below may provide you a better sense of the sensor sizes in the EX-Z400 and GR Digital III.
As you can plainly see, the 2 cameras enjoy different megapixel count and different sensor sizing. The EX-Z400 because of its smaller sensor will make shooting shallower depth of field harder and the Casio EX-Z400 will provide you with extra detail as a result of its extra 2 Megapixels. Higher resolution can also help you crop photographs far more aggressively.

Casio EX-Z400 vs Ricoh GR Digital III Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Casio EX-Z400 vs Ricoh GR Digital III Specifications
Casio Exilim EX-Z400 | Ricoh GR Digital III | |
---|---|---|
General Information | ||
Make | Casio | Ricoh |
Model type | Casio Exilim EX-Z400 | Ricoh GR Digital III |
Category | Ultracompact | Small Sensor Compact |
Released | 2009-01-08 | 2009-07-27 |
Physical type | Ultracompact | Compact |
Sensor Information | ||
Powered by | - | GR engine III |
Sensor type | CCD | CCD |
Sensor size | 1/2.3" | 1/1.7" |
Sensor measurements | 6.17 x 4.55mm | 7.44 x 5.58mm |
Sensor surface area | 28.1mm² | 41.5mm² |
Sensor resolution | 12 megapixels | 10 megapixels |
Anti alias filter | ||
Aspect ratio | 16:9, 4:3 and 3:2 | 1:1, 4:3 and 3:2 |
Full resolution | 4000 x 3000 | 3648 x 2736 |
Max native ISO | 1600 | 1600 |
Lowest native ISO | 100 | 64 |
RAW photos | ||
Autofocusing | ||
Manual focusing | ||
Autofocus touch | ||
Autofocus continuous | ||
Single autofocus | ||
Tracking autofocus | ||
Selective autofocus | ||
Autofocus center weighted | ||
Multi area autofocus | ||
Autofocus live view | ||
Face detect autofocus | ||
Contract detect autofocus | ||
Phase detect autofocus | ||
Lens | ||
Lens support | fixed lens | fixed lens |
Lens zoom range | 28-112mm (4.0x) | 28mm (1x) |
Largest aperture | f/2.6-7.0 | f/1.9 |
Macro focusing range | - | 1cm |
Focal length multiplier | 5.8 | 4.8 |
Screen | ||
Type of display | Fixed Type | Fixed Type |
Display sizing | 3 inches | 3 inches |
Display resolution | 230k dots | 920k dots |
Selfie friendly | ||
Liveview | ||
Touch operation | ||
Viewfinder Information | ||
Viewfinder | None | Optical (optional) |
Features | ||
Lowest shutter speed | 1/2 seconds | 1 seconds |
Highest shutter speed | 1/1000 seconds | 1/2000 seconds |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | - | Yes |
Change white balance | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | - | 3.00 m |
Flash modes | - | Auto, On, Off, Red-Eye, Slow Sync, Manual |
Hot shoe | ||
Auto exposure bracketing | ||
White balance bracketing | ||
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 (30 fps), 320 x 240 (15 fps) | 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) |
Max video resolution | 1280x720 | 640x480 |
Video data format | Motion JPEG | - |
Microphone port | ||
Headphone port | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | none | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environmental sealing | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 130g (0.29 lbs) | 208g (0.46 lbs) |
Dimensions | 95 x 60 x 23mm (3.7" x 2.4" x 0.9") | 109 x 59 x 26mm (4.3" x 2.3" x 1.0") |
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 ID | NP-40 | - |
Self timer | Yes (10 seconds, 2 seconds, Triple Self-timer) | Yes (2 or 10 sec) |
Time lapse recording | ||
Storage type | SDHC Memory Card, SD Memory Card, Eye-Fi Wireless Card compatible | SD/SDHC, Internal |
Card slots | 1 | 1 |
Retail cost | $0 | $399 |