Casio EX-S12 vs Sony A7R III
96 Imaging
34 Features
21 Overall
28


63 Imaging
77 Features
93 Overall
83
Casio EX-S12 vs Sony A7R III Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 2.7" Fixed Screen
- ISO 100 - 1600
- 1280 x 720 video
- 36-108mm (F2.8-7.9) lens
- 111g - 95 x 60 x 23mm
- Introduced January 2009
(Full Review)
- 42MP - Full frame Sensor
- 3" Tilting Screen
- ISO 100 - 32000 (Boost to 102400)
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Maximum Shutter
- 3840 x 2160 video
- Sony E Mount
- 657g - 127 x 96 x 74mm
- Introduced October 2017
- Superseded the Sony A7R II
- Successor is Sony A7R IV

Casio EX-S12 vs Sony A7R III Overview
Here is a detailed analysis of the Casio EX-S12 vs Sony A7R III, former being a Small Sensor Compact while the latter is a Pro Mirrorless by brands Casio and Sony. There exists a considerable gap between the sensor resolutions of the EX-S12 (12MP) and A7R III (42MP) and the EX-S12 (1/2.3") and A7R III (Full frame) come with different sensor dimensions.

The EX-S12 was announced 9 years prior to the A7R III and that is quite a large difference as far as technology is concerned. Each of these cameras come with different body type with the Casio EX-S12 being a Compact camera and the Sony A7R III being a SLR-style mirrorless camera.
Before getting straight into a complete comparison, below is a concise view of how the EX-S12 scores vs the A7R III in regards to portability, imaging, features and an overall rating.

Casio EX-S12 vs Sony A7R III Gallery
Following is a preview of the gallery images for Casio Exilim EX-S12 & Sony Alpha A7R III. The whole galleries are provided at Casio EX-S12 Gallery & Sony A7R III Gallery.
Reasons to pick Casio EX-S12 over the Sony A7R III
EX-S12 | A7R III |
---|
Reasons to pick Sony A7R III over the Casio EX-S12
A7R III | EX-S12 | |||
---|---|---|---|---|
Introduced | October 2017 | ![]() | January 2009 | Fresher by 107 months |
Screen type | Tilting | ![]() | Fixed | Tilting screen |
Screen dimension | 3" | ![]() | 2.7" | Bigger screen (+0.3") |
Screen resolution | 1440k | ![]() | 230k | Clearer screen (+1210k dot) |
Touch friendly screen | ![]() | Quickly navigate |
Common features in the Casio EX-S12 and Sony A7R III
EX-S12 | A7R III | |||
---|---|---|---|---|
Manual focus | ![]() | More precise focus | ||
Selfie screen | ![]() | No selfie screen |
Casio EX-S12 vs Sony A7R III Physical Comparison
For anybody who is looking to carry your camera often, you're going to have to think about its weight and measurements. The Casio EX-S12 has external dimensions of 95mm x 60mm x 23mm (3.7" x 2.4" x 0.9") along with a weight of 111 grams (0.24 lbs) and the Sony A7R III has proportions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") and a weight of 657 grams (1.45 lbs).
Look at the Casio EX-S12 vs Sony A7R III in our completely new Camera & Lens Size Comparison Tool.
Don't forget, the weight of an ILC will differ based on the lens you are using during that time. Underneath is the front view dimension comparison of the EX-S12 vs the A7R III.

Using dimensions and weight, the portability score of the EX-S12 and A7R III is 96 and 63 respectively.

Casio EX-S12 vs Sony A7R III Sensor Comparison
Typically, it is very hard to picture the difference between sensor sizing just by reviewing specs. The photograph underneath might give you a greater sense of the sensor sizes in the EX-S12 and A7R III.
All in all, both the cameras have got different megapixel count and different sensor sizing. The EX-S12 using its tinier sensor is going to make getting shallow DOF tougher and the Sony A7R III will offer you extra detail with its extra 30 Megapixels. Higher resolution can also let you crop photographs much more aggressively. The older EX-S12 is going to be behind with regard to sensor tech.

Casio EX-S12 vs Sony A7R III Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Casio EX-S12 vs Sony A7R III Specifications
Casio Exilim EX-S12 | Sony Alpha A7R III | |
---|---|---|
General Information | ||
Brand Name | Casio | Sony |
Model | Casio Exilim EX-S12 | Sony Alpha A7R III |
Class | Small Sensor Compact | Pro Mirrorless |
Introduced | 2009-01-08 | 2017-10-25 |
Body design | Compact | SLR-style mirrorless |
Sensor Information | ||
Chip | - | Bionz X |
Sensor type | CCD | BSI-CMOS |
Sensor size | 1/2.3" | Full frame |
Sensor measurements | 6.17 x 4.55mm | 35.9 x 24mm |
Sensor surface area | 28.1mm² | 861.6mm² |
Sensor resolution | 12 megapixels | 42 megapixels |
Anti aliasing filter | ||
Aspect ratio | 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
Max resolution | 4000 x 3000 | 7952 x 5304 |
Max native ISO | 1600 | 32000 |
Max enhanced ISO | - | 102400 |
Minimum native ISO | 100 | 100 |
RAW files | ||
Minimum enhanced ISO | - | 50 |
Autofocusing | ||
Focus manually | ||
AF touch | ||
Continuous AF | ||
AF single | ||
AF tracking | ||
AF selectice | ||
AF center weighted | ||
AF multi area | ||
Live view AF | ||
Face detection focusing | ||
Contract detection focusing | ||
Phase detection focusing | ||
Number of focus points | - | 425 |
Lens | ||
Lens mount | fixed lens | Sony E |
Lens focal range | 36-108mm (3.0x) | - |
Maximum aperture | f/2.8-7.9 | - |
Amount of lenses | - | 121 |
Focal length multiplier | 5.8 | 1 |
Screen | ||
Range of screen | Fixed Type | Tilting |
Screen diagonal | 2.7" | 3" |
Resolution of screen | 230k dot | 1,440k dot |
Selfie friendly | ||
Liveview | ||
Touch display | ||
Viewfinder Information | ||
Viewfinder | None | Electronic |
Viewfinder resolution | - | 3,686k dot |
Viewfinder coverage | - | 100 percent |
Viewfinder magnification | - | 0.78x |
Features | ||
Min shutter speed | 1/2s | 30s |
Max shutter speed | 1/2000s | 1/8000s |
Continuous shutter speed | - | 10.0fps |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | - | Yes |
Custom WB | ||
Image stabilization | ||
Built-in flash | ||
Flash range | - | no built-in flash |
Flash options | - | Off, Auto, Fill-flash, Slow Sync, Rear Sync, Red-eye reduction, Wireless, Hi-speed sync |
External flash | ||
Auto exposure bracketing | ||
White balance bracketing | ||
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | 1280 x 720 (24 fps), 640 x 480 (30 fps), 320 x 240 (15 fps) | 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) |
Max video resolution | 1280x720 | 3840x2160 |
Video file format | Motion JPEG | MPEG-4, AVCHD, XAVC S |
Microphone jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | Eye-Fi Connected | 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 seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 111 grams (0.24 pounds) | 657 grams (1.45 pounds) |
Dimensions | 95 x 60 x 23mm (3.7" x 2.4" x 0.9") | 127 x 96 x 74mm (5.0" x 3.8" x 2.9") |
DXO scores | ||
DXO Overall score | not tested | 100 |
DXO Color Depth score | not tested | 26.0 |
DXO Dynamic range score | not tested | 14.7 |
DXO Low light score | not tested | 3523 |
Other | ||
Battery life | - | 650 pictures |
Battery form | - | Battery Pack |
Battery model | NP-60 | NP-FZ100 |
Self timer | Yes (10 seconds, 2 seconds, Triple Self-timer) | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
Time lapse shooting | ||
Storage media | SD/ SDHC memory card, Internal | Two SD/SDHC/SDXC slots (UHS-II support on one) |
Storage slots | 1 | Two |
Cost at release | $119 | $2,800 |