Pentax K20D vs Sigma SD14
59 Imaging
53 Features
52 Overall
52


59 Imaging
42 Features
30 Overall
37
Pentax K20D vs Sigma SD14 Key Specs
(Full Review)
- 15MP - APS-C Sensor
- 2.7" Fixed Display
- ISO 100 - 3200 (Boost to 6400)
- Sensor based Image Stabilization
- No Video
- Pentax KAF2 Mount
- 800g - 142 x 101 x 70mm
- Announced June 2008
- Superseded the Pentax K10D
(Full Review)
- 5MP - APS-C Sensor
- 2.5" Fixed Screen
- ISO 100 - 800 (Boost to 1600)
- No Video
- Sigma SA Mount
- 750g - 144 x 107 x 81mm
- Released September 2006
- Succeeded the Sigma SD10
- Replacement is Sigma SD15

Pentax K20D vs Sigma SD14 Overview
Below, we will be comparing the Pentax K20D versus Sigma SD14, both Advanced DSLR digital cameras by rivals Pentax and Sigma. There is a sizable difference between the image resolutions of the K20D (15MP) and SD14 (5MP) but they possess the exact same sensor dimensions (APS-C).

The K20D was announced 22 months later than the SD14 which makes the cameras a generation apart from each other. The two cameras come with the identical body type (Mid-size SLR).
Before going in to a complete comparison, below is a short summary of how the K20D scores against the SD14 when considering portability, imaging, features and an overall grade.

Pentax K20D vs Sigma SD14 Gallery
Below is a preview of the gallery images for Pentax K20D & Sigma SD14. The whole galleries are viewable at Pentax K20D Gallery & Sigma SD14 Gallery.
Reasons to pick Pentax K20D over the Sigma SD14
K20D | SD14 | |||
---|---|---|---|---|
Released | June 2008 | ![]() | September 2006 | More recent by 22 months |
Screen dimension | 2.7" | ![]() | 2.5" | Bigger screen (+0.2") |
Screen resolution | 230k | ![]() | 150k | Sharper screen (+80k dot) |
Reasons to pick Sigma SD14 over the Pentax K20D
SD14 | K20D |
---|
Common features in the Pentax K20D and Sigma SD14
K20D | SD14 | |||
---|---|---|---|---|
Manual focus | ![]() | Very precise focus | ||
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Selfie screen | ![]() | Neither includes selfie screen | ||
Touch friendly screen | ![]() | Absent Touch friendly screen |
Pentax K20D vs Sigma SD14 Physical Comparison
If you're going to lug around your camera regularly, you will need to take into account its weight and measurements. The Pentax K20D features physical dimensions of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") along with a weight of 800 grams (1.76 lbs) while the Sigma SD14 has proportions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") accompanied by a weight of 750 grams (1.65 lbs).
Check out the Pentax K20D versus Sigma SD14 in our brand new Camera plus Lens Size Comparison Tool.
Bear in mind, the weight of an ILC will differ dependant on the lens you are utilizing at that moment. Underneath is the front view proportions comparison of the K20D vs the SD14.

Factoring in size and weight, the portability grade of the K20D and SD14 is 59 and 59 respectively.

Pentax K20D vs Sigma SD14 Sensor Comparison
Often, it is hard to envision the gap between sensor measurements only by reviewing specs. The graphic underneath will help give you a better sense of the sensor sizes in the K20D and SD14.
As you can plainly see, each of the cameras posses the exact same sensor measurements albeit not the same resolution. You can expect the Pentax K20D to offer more detail with its extra 10MP. Higher resolution will also allow you to crop photographs somewhat more aggressively. The more recent K20D is going to have an edge in sensor tech.

Pentax K20D vs Sigma SD14 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K20D vs Sigma SD14 Specifications
Pentax K20D | Sigma SD14 | |
---|---|---|
General Information | ||
Brand Name | Pentax | Sigma |
Model type | Pentax K20D | Sigma SD14 |
Type | Advanced DSLR | Advanced DSLR |
Announced | 2008-06-25 | 2006-09-26 |
Body design | Mid-size SLR | Mid-size SLR |
Sensor Information | ||
Sensor type | CMOS | CMOS (Foveon X3) |
Sensor size | APS-C | APS-C |
Sensor measurements | 23.4 x 15.6mm | 20.7 x 13.8mm |
Sensor surface area | 365.0mm² | 285.7mm² |
Sensor resolution | 15MP | 5MP |
Anti alias filter | ||
Aspect ratio | 3:2 | 3:2 |
Maximum resolution | 4672 x 3104 | 2640 x 1760 |
Maximum native ISO | 3200 | 800 |
Maximum boosted ISO | 6400 | 1600 |
Lowest native ISO | 100 | 100 |
RAW format | ||
Autofocusing | ||
Focus manually | ||
Touch to focus | ||
Autofocus continuous | ||
Autofocus single | ||
Autofocus tracking | ||
Selective autofocus | ||
Autofocus center weighted | ||
Multi area autofocus | ||
Autofocus live view | ||
Face detect focus | ||
Contract detect focus | ||
Phase detect focus | ||
Total focus points | 11 | - |
Lens | ||
Lens support | Pentax KAF2 | Sigma SA |
Number of lenses | 151 | 76 |
Crop factor | 1.5 | 1.7 |
Screen | ||
Display type | Fixed Type | Fixed Type |
Display sizing | 2.7" | 2.5" |
Resolution of display | 230 thousand dot | 150 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch operation | ||
Viewfinder Information | ||
Viewfinder type | Optical (pentaprism) | Optical (pentaprism) |
Viewfinder coverage | 95% | 98% |
Viewfinder magnification | 0.64x | 0.6x |
Features | ||
Lowest shutter speed | 30 seconds | 30 seconds |
Highest shutter speed | 1/4000 seconds | 1/4000 seconds |
Continuous shooting speed | 3.0 frames/s | 3.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Set white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | 13.00 m (at ISO 100) | - |
Flash options | Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless | - |
External flash | ||
AE bracketing | ||
White balance bracketing | ||
Highest flash sync | 1/180 seconds | 1/180 seconds |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Maximum video resolution | None | None |
Microphone 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 | ||
Environment seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 800 gr (1.76 pounds) | 750 gr (1.65 pounds) |
Dimensions | 142 x 101 x 70mm (5.6" x 4.0" x 2.8") | 144 x 107 x 81mm (5.7" x 4.2" x 3.2") |
DXO scores | ||
DXO All around rating | 65 | not tested |
DXO Color Depth rating | 22.9 | not tested |
DXO Dynamic range rating | 11.1 | not tested |
DXO Low light rating | 639 | not tested |
Other | ||
Battery ID | D-LI50 | - |
Self timer | Yes (2 or 10 sec) | Yes (10 sec) |
Time lapse shooting | ||
Type of storage | SD/MMC/SDHC card | Compact Flash Type I or II |
Storage slots | 1 | 1 |
Retail pricing | $700 | $198 |