Pentax Q7 vs Sigma SD15
92 Imaging
37 Features
54 Overall
43
59 Imaging
44 Features
45 Overall
44
Pentax Q7 vs Sigma SD15 Key Specs
(Full Review)
- 12MP - 1/1.7" Sensor
- 3" Fixed Screen
- ISO 100 - 12800
- Sensor based Image Stabilization
- 1920 x 1080 video
- Pentax Q Mount
- 200g - 102 x 58 x 34mm
- Revealed August 2013
- Replaced the Pentax Q10
(Full Review)
- 5MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 1600 (Bump to 3200)
- No Video
- Sigma SA Mount
- 750g - 144 x 107 x 81mm
- Launched February 2010
- Succeeded the Sigma SD14
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Its time to examine more in depth at the Pentax Q7 vs Sigma SD15, one is a Entry-Level Mirrorless and the latter is a Advanced DSLR by brands Pentax and Sigma. There exists a sizeable gap among the sensor resolutions of the Q7 (12MP) and SD15 (5MP) and the Q7 (1/1.7") and SD15 (APS-C) enjoy totally different sensor dimensions.
Photography GlossaryThe Q7 was launched 3 years after the SD15 which is a fairly large gap as far as camera technology is concerned. Both cameras offer different body type with the Pentax Q7 being a Rangefinder-style mirrorless camera and the Sigma SD15 being a Mid-size SLR camera.
Before getting straight into a step-by-step comparison, below is a quick highlight of how the Q7 scores vs the SD15 when considering portability, imaging, features and an overall score.
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This is a preview of the gallery photos for Pentax Q7 and Sigma SD15. The complete galleries are provided at Pentax Q7 Gallery and Sigma SD15 Gallery.
Reasons to pick Pentax Q7 over the Sigma SD15
| Q7 | SD15 | |||
|---|---|---|---|---|
| Launched | August 2013 |  | February 2010 | More modern by 43 months |
Reasons to pick Sigma SD15 over the Pentax Q7
| SD15 | Q7 |
|---|
Common features in the Pentax Q7 and Sigma SD15
| Q7 | SD15 | |||
|---|---|---|---|---|
| Manually focus |  | More exact focusing | ||
| Screen type | Fixed |  | Fixed | Fixed screen |
| Screen sizing | 3" |  | 3" | Equivalent screen sizing |
| Screen resolution | 460k |  | 460k | The same screen resolution |
| Selfie screen |  | Lack of selfie screen | ||
| Touch friendly screen |  | Neither comes with Touch friendly screen |
Pentax Q7 vs Sigma SD15 Physical Comparison
If you're looking to carry around your camera frequently, you have to factor in its weight and volume. The Pentax Q7 comes with external dimensions of 102mm x 58mm x 34mm (4.0" x 2.3" x 1.3") having a weight of 200 grams (0.44 lbs) while the Sigma SD15 has sizing of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") and a weight of 750 grams (1.65 lbs).
Look at the Pentax Q7 vs Sigma SD15 in the all new Camera with Lens Size Comparison Tool.
Remember that, the weight of an Interchangeable Lens Camera will differ depending on the lens you have at that moment. Underneath is the front view scale comparison of the Q7 compared to the SD15.
Factoring in dimensions and weight, the portability score of the Q7 and SD15 is 92 and 59 respectively.
Pentax Q7 vs Sigma SD15 Sensor Comparison
Normally, it is very tough to visualise the gap in sensor sizes just by checking out a spec sheet. The picture below should give you a greater sense of the sensor sizes in the Q7 and SD15.
As you can see, each of these cameras enjoy different resolutions and different sensor sizes. The Q7 because of its smaller sensor will make getting shallow DOF trickier and the Pentax Q7 will show more detail utilizing its extra 7 Megapixels. Higher resolution will enable you to crop shots far more aggressively. The fresher Q7 will have an advantage with regard to sensor tech.
Pentax Q7 vs Sigma SD15 Screen and ViewFinder
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Pentax Q7 vs Sigma SD15 Specifications
| Pentax Q7 | Sigma SD15 | |
|---|---|---|
| General Information | ||
| Brand | Pentax | Sigma |
| Model | Pentax Q7 | Sigma SD15 |
| Class | Entry-Level Mirrorless | Advanced DSLR |
| Revealed | 2013-08-08 | 2010-02-20 |
| Body design | Rangefinder-style mirrorless | Mid-size SLR |
| Sensor Information | ||
| Processor Chip | - | True II |
| Sensor type | BSI-CMOS | CMOS (Foveon X3) |
| Sensor size | 1/1.7" | APS-C |
| Sensor measurements | 7.44 x 5.58mm | 20.7 x 13.8mm |
| Sensor surface area | 41.5mm² | 285.7mm² |
| Sensor resolution | 12 megapixels | 5 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 |
| Maximum resolution | 4000 x 3000 | 2640 x 1760 |
| Maximum native ISO | 12800 | 1600 |
| Maximum boosted ISO | - | 3200 |
| Minimum native ISO | 100 | 100 |
| RAW data | ||
| Minimum boosted ISO | - | 50 |
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Tracking autofocus | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detection autofocus | ||
| Contract detection autofocus | ||
| Phase detection autofocus | ||
| Cross focus points | - | - |
| Lens | ||
| Lens mounting type | Pentax Q | Sigma SA |
| Total lenses | 8 | 76 |
| Focal length multiplier | 4.8 | 1.7 |
| Screen | ||
| Screen type | Fixed Type | Fixed Type |
| Screen size | 3 inches | 3 inches |
| Resolution of screen | 460k dot | 460k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch functionality | ||
| Screen tech | TFT color LCD monitor, wide angle viewing, AR coating | - |
| Viewfinder Information | ||
| Viewfinder type | Optical (optional) | Optical (pentaprism) |
| Viewfinder coverage | - | 96 percent |
| Viewfinder magnification | - | 0.6x |
| Features | ||
| Lowest shutter speed | 30 secs | 30 secs |
| Highest shutter speed | 1/2000 secs | 1/4000 secs |
| Continuous shooting speed | 5.0fps | 3.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | Yes | Yes |
| Custom white balance | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | 4.90 m (ISO100/m) | - |
| Flash modes | P-TTL, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync | - |
| Hot shoe | ||
| Auto exposure bracketing | ||
| WB bracketing | ||
| Highest flash sync | 1/2000 secs | 1/180 secs |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | FullHD(1920x1080, 30fps/25fps/24fps), HD(1280x720,16:9,30fps/25fps/24fps), VGA(640x480,4:3,30fps/25fps/24fps) | - |
| Maximum video resolution | 1920x1080 | None |
| Video data format | MPEG-4, H.264 | - |
| 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 | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 200 gr (0.44 pounds) | 750 gr (1.65 pounds) |
| Dimensions | 102 x 58 x 34mm (4.0" x 2.3" x 1.3") | 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 life | 250 shots | - |
| Type of battery | Battery Pack | - |
| Battery model | D-LI68 | - |
| Self timer | Yes (12 sec, 2 sec) | Yes (10 sec) |
| Time lapse recording | ||
| Type of storage | SD, SDHC, SDXC and Eye-Fi Card | SD/SDHC card |
| Storage slots | 1 | 1 |
| Cost at launch | $480 | $1,500 |