Pentax K20D vs Sigma SD9
59 Imaging
53 Features
52 Overall
52
54 Imaging
38 Features
27 Overall
33
Pentax K20D vs Sigma SD9 Key Specs
(Full Review)
- 15MP - APS-C Sensor
- 2.7" Fixed Screen
- ISO 100 - 3200 (Push to 6400)
- Sensor based Image Stabilization
- No Video
- Pentax KAF2 Mount
- 800g - 142 x 101 x 70mm
- Revealed June 2008
- Replaced the Pentax K10D
(Full Review)
- 3MP - APS-C Sensor
- 1.8" Fixed Display
- ISO 100 - 400
- 1/6000s Maximum Shutter
- No Video
- Sigma SA Mount
- 950g - 152 x 120 x 79mm
- Announced November 2002
- Newer Model is Sigma SD10
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Let's examine more closely at the Pentax K20D vs Sigma SD9, both Advanced DSLR digital cameras by companies Pentax and Sigma. There exists a considerable gap between the resolutions of the K20D (15MP) and SD9 (3MP) but they come with the exact same sensor sizes (APS-C).
Photography GlossaryThe K20D was unveiled 5 years after the SD9 which is quite a large difference as far as technology is concerned. Each of the cameras come with the identical body type (Mid-size SLR).
Before we go through a thorough comparison, below is a quick introduction of how the K20D scores vs the SD9 in relation to portability, imaging, features and an overall mark.
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Below is a sample of the gallery pictures for Pentax K20D & Sigma SD9. The full galleries are available at Pentax K20D Gallery & Sigma SD9 Gallery.
Reasons to pick Pentax K20D over the Sigma SD9
| K20D | SD9 | |||
|---|---|---|---|---|
| Announced | June 2008 |  | November 2002 | Newer by 68 months |
| Display dimension | 2.7" |  | 1.8" | Larger display (+0.9") |
| Display resolution | 230k |  | 130k | Clearer display (+100k dot) |
Reasons to pick Sigma SD9 over the Pentax K20D
| SD9 | K20D |
|---|
Common features in the Pentax K20D and Sigma SD9
| K20D | SD9 | |||
|---|---|---|---|---|
| Focus manually |  | More exact focus | ||
| Display type | Fixed |  | Fixed | Fixed display |
| Selfie screen |  | Missing selfie screen | ||
| Touch display |  | Missing Touch display |
Pentax K20D vs Sigma SD9 Physical Comparison
In case you're aiming to travel with your camera often, you will need to think about its weight and proportions. The Pentax K20D has outside dimensions of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") having a weight of 800 grams (1.76 lbs) and the Sigma SD9 has measurements of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") with a weight of 950 grams (2.09 lbs).
Analyze the Pentax K20D vs Sigma SD9 in our newest Camera plus Lens Size Comparison Tool.
Bear in mind, the weight of an ILC will differ depending on the lens you are working with at that time. Here is the front view dimension comparison of the K20D vs the SD9.
Taking into consideration dimensions and weight, the portability rating of the K20D and SD9 is 59 and 54 respectively.
Pentax K20D vs Sigma SD9 Sensor Comparison
Sometimes, its tough to visualize the gap between sensor dimensions only by reviewing technical specs. The pic below should provide you a far better sense of the sensor dimensions in the K20D and SD9.
As you can tell, each of these cameras have got the exact same sensor measurements but different megapixels. You can anticipate the Pentax K20D to offer you extra detail having an extra 12 Megapixels. Greater resolution will also enable you to crop images much more aggressively. The more modern K20D provides an edge with regard to sensor innovation.
Pentax K20D vs Sigma SD9 Screen and ViewFinder
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Pentax K20D vs Sigma SD9 Specifications
| Pentax K20D | Sigma SD9 | |
|---|---|---|
| General Information | ||
| Brand Name | Pentax | Sigma |
| Model | Pentax K20D | Sigma SD9 |
| Class | Advanced DSLR | Advanced DSLR |
| Revealed | 2008-06-25 | 2002-11-26 |
| Body design | Mid-size SLR | Mid-size SLR |
| Sensor Information | ||
| Sensor type | CMOS | CMOS (Foveon X3) |
| Sensor size | APS-C | APS-C |
| Sensor dimensions | 23.4 x 15.6mm | 20.7 x 13.8mm |
| Sensor surface area | 365.0mm² | 285.7mm² |
| Sensor resolution | 15 megapixels | 3 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 | 3:2 |
| Highest Possible resolution | 4672 x 3104 | 2268 x 1512 |
| Maximum native ISO | 3200 | 400 |
| Maximum enhanced ISO | 6400 | - |
| Lowest native ISO | 100 | 100 |
| RAW photos | ||
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Continuous autofocus | ||
| Single autofocus | ||
| Autofocus tracking | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detection autofocus | ||
| Contract detection autofocus | ||
| Phase detection autofocus | ||
| Number of focus points | 11 | - |
| Lens | ||
| Lens mount | Pentax KAF2 | Sigma SA |
| Available lenses | 151 | 76 |
| Focal length multiplier | 1.5 | 1.7 |
| Screen | ||
| Range of screen | Fixed Type | Fixed Type |
| Screen diagonal | 2.7 inches | 1.8 inches |
| Resolution of screen | 230 thousand dot | 130 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch capability | ||
| Viewfinder Information | ||
| Viewfinder | Optical (pentaprism) | Optical (pentaprism) |
| Viewfinder coverage | 95% | 98% |
| Viewfinder magnification | 0.64x | 0.77x |
| Features | ||
| Min shutter speed | 30 secs | 30 secs |
| Max shutter speed | 1/4000 secs | 1/6000 secs |
| Continuous shutter speed | 3.0 frames per sec | - |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | 13.00 m (at ISO 100) | no built-in flash |
| Flash modes | Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless | - |
| Hot shoe | ||
| AE bracketing | ||
| WB bracketing | ||
| Max flash sync | 1/180 secs | 1/180 secs |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Maximum video resolution | None | None |
| Mic input | ||
| Headphone input | ||
| Connectivity | ||
| Wireless | None | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 1.0 (1.5 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 800g (1.76 lbs) | 950g (2.09 lbs) |
| Dimensions | 142 x 101 x 70mm (5.6" x 4.0" x 2.8") | 152 x 120 x 79mm (6.0" x 4.7" x 3.1") |
| DXO scores | ||
| DXO Overall score | 65 | not tested |
| DXO Color Depth score | 22.9 | not tested |
| DXO Dynamic range score | 11.1 | not tested |
| DXO Low light score | 639 | not tested |
| Other | ||
| Battery model | D-LI50 | - |
| Self timer | Yes (2 or 10 sec) | Yes (10 sec) |
| Time lapse feature | ||
| Storage media | SD/MMC/SDHC card | Compact Flash Type I or II |
| Storage slots | 1 | 1 |
| Price at release | $700 | $3,001 |