Casio EX-Z280 vs Sigma SD15
96 Imaging
34 Features
21 Overall
28


59 Imaging
44 Features
45 Overall
44
Casio EX-Z280 vs Sigma SD15 Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 2.7" Fixed Screen
- ISO 64 - 3200
- 1280 x 720 video
- 26-104mm (F2.6-5.9) lens
- 133g - 97 x 53 x 20mm
- Released August 2009
(Full Review)
- 5MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 1600 (Push to 3200)
- No Video
- Sigma SA Mount
- 750g - 144 x 107 x 81mm
- Launched February 2010
- Succeeded the Sigma SD14

Casio EX-Z280 vs Sigma SD15 Overview
Lets examine more in depth at the Casio EX-Z280 and Sigma SD15, one is a Small Sensor Compact and the latter is a Advanced DSLR by brands Casio and Sigma. There is a huge difference among the image resolutions of the EX-Z280 (12MP) and SD15 (5MP) and the EX-Z280 (1/2.3") and SD15 (APS-C) possess totally different sensor measurements.

The EX-Z280 was released 5 months earlier than the SD15 and they are of a similar generation. Each of these cameras come with different body type with the Casio EX-Z280 being a Compact camera and the Sigma SD15 being a Mid-size SLR camera.
Before diving straight into a in-depth comparison, below is a concise introduction of how the EX-Z280 matches up against the SD15 with respect to portability, imaging, features and an overall score.

Casio EX-Z280 vs Sigma SD15 Gallery
Following is a preview of the gallery images for Casio Exilim EX-Z280 and Sigma SD15. The complete galleries are provided at Casio EX-Z280 Gallery and Sigma SD15 Gallery.
Reasons to pick Casio EX-Z280 over the Sigma SD15
EX-Z280 | SD15 |
---|
Reasons to pick Sigma SD15 over the Casio EX-Z280
SD15 | EX-Z280 | |||
---|---|---|---|---|
Screen dimension | 3" | ![]() | 2.7" | Bigger screen (+0.3") |
Screen resolution | 460k | ![]() | 115k | Clearer screen (+345k dot) |
Common features in the Casio EX-Z280 and Sigma SD15
EX-Z280 | SD15 | |||
---|---|---|---|---|
Launched | August 2009 | ![]() | February 2010 | Same generation |
Manually focus | ![]() | Very accurate focusing | ||
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Selfie screen | ![]() | Lacking selfie screen | ||
Touch screen | ![]() | Neither offers Touch screen |
Casio EX-Z280 vs Sigma SD15 Physical Comparison
For those who are going to carry around your camera frequently, you'll have to consider its weight and size. The Casio EX-Z280 offers outside measurements of 97mm x 53mm x 20mm (3.8" x 2.1" x 0.8") with a weight of 133 grams (0.29 lbs) while the Sigma SD15 has specifications of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") having a weight of 750 grams (1.65 lbs).
Take a look at the Casio EX-Z280 and Sigma SD15 in the new Camera and Lens Size Comparison Tool.
Keep in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you have during that time. Underneath is the front view size comparison of the EX-Z280 and the SD15.

Using size and weight, the portability rating of the EX-Z280 and SD15 is 96 and 59 respectively.

Casio EX-Z280 vs Sigma SD15 Sensor Comparison
Generally, its difficult to see the contrast in sensor sizes simply by looking through specifications. The image below will help provide you a far better sense of the sensor measurements in the EX-Z280 and SD15.
Plainly, both the cameras posses different megapixel count and different sensor sizes. The EX-Z280 due to its smaller sensor will make achieving shallower DOF more difficult and the Casio EX-Z280 will render extra detail as a result of its extra 7 Megapixels. Higher resolution will make it easier to crop shots somewhat more aggressively.

Casio EX-Z280 vs Sigma SD15 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Casio EX-Z280 vs Sigma SD15 Specifications
Casio Exilim EX-Z280 | Sigma SD15 | |
---|---|---|
General Information | ||
Brand | Casio | Sigma |
Model | Casio Exilim EX-Z280 | Sigma SD15 |
Type | Small Sensor Compact | Advanced DSLR |
Released | 2009-08-31 | 2010-02-20 |
Physical type | Compact | Mid-size SLR |
Sensor Information | ||
Processor | - | True II |
Sensor type | CCD | CMOS (Foveon X3) |
Sensor size | 1/2.3" | APS-C |
Sensor measurements | 6.17 x 4.55mm | 20.7 x 13.8mm |
Sensor surface area | 28.1mm² | 285.7mm² |
Sensor resolution | 12 megapixel | 5 megapixel |
Anti aliasing filter | ||
Aspect ratio | 4:3, 3:2 and 16:9 | 3:2 |
Full resolution | 4000 x 3000 | 2640 x 1760 |
Max native ISO | 3200 | 1600 |
Max boosted ISO | - | 3200 |
Lowest native ISO | 64 | 100 |
RAW pictures | ||
Lowest boosted ISO | - | 50 |
Autofocusing | ||
Focus manually | ||
Autofocus touch | ||
Continuous autofocus | ||
Single autofocus | ||
Tracking autofocus | ||
Selective autofocus | ||
Autofocus center weighted | ||
Autofocus multi area | ||
Autofocus live view | ||
Face detection autofocus | ||
Contract detection autofocus | ||
Phase detection autofocus | ||
Lens | ||
Lens mounting type | fixed lens | Sigma SA |
Lens focal range | 26-104mm (4.0x) | - |
Max aperture | f/2.6-5.9 | - |
Macro focus distance | 5cm | - |
Available lenses | - | 76 |
Focal length multiplier | 5.8 | 1.7 |
Screen | ||
Type of screen | Fixed Type | Fixed Type |
Screen diagonal | 2.7 inches | 3 inches |
Resolution of screen | 115 thousand dots | 460 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch friendly | ||
Viewfinder Information | ||
Viewfinder type | None | Optical (pentaprism) |
Viewfinder coverage | - | 96% |
Viewfinder magnification | - | 0.6x |
Features | ||
Slowest shutter speed | 4s | 30s |
Maximum shutter speed | 1/2000s | 1/4000s |
Continuous shooting rate | - | 3.0 frames per second |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | - | Yes |
Set white balance | ||
Image stabilization | ||
Integrated flash | ||
Flash range | 4.20 m | - |
Flash options | Auto, On, Off, Red-eye, Soft | - |
Hot shoe | ||
Auto exposure bracketing | ||
White balance bracketing | ||
Maximum flash synchronize | - | 1/180s |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Video resolutions | 1280 x 720 (30fps), 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) | - |
Max video resolution | 1280x720 | None |
Video data format | Motion JPEG | - |
Microphone port | ||
Headphone port | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environmental sealing | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 133 grams (0.29 lbs) | 750 grams (1.65 lbs) |
Dimensions | 97 x 53 x 20mm (3.8" x 2.1" x 0.8") | 144 x 107 x 81mm (5.7" x 4.2" x 3.2") |
DXO scores | ||
DXO All around score | not tested | not tested |
DXO Color Depth score | not tested | not tested |
DXO Dynamic range score | not tested | not tested |
DXO Low light score | not tested | not tested |
Other | ||
Battery model | NP-80 | - |
Self timer | Yes (2 or 10 sec, Triple) | Yes (10 sec) |
Time lapse feature | ||
Type of storage | SD/SDHC card, Internal | SD/SDHC card |
Card slots | One | One |
Pricing at launch | $180 | $1,500 |