Pentax K20D vs Pentax K10D

  • APS-C
  • 15 megapixels
  • Pentax KAF2
  • 42
    Overall
  • 16
    Imaging
  • 35
    Features
  • 72
    Size
  • 1
    Price
  • APS-C
  • 10 megapixels
  • Pentax KAF2
  • 40
    Overall
  • 12
    Imaging
  • 27
    Features
  • 72
    Size
  • 100
    Price

Pentax K20D vs Pentax K10D: a Complete Review and Comparison

Are you looking for the best camera to suit your needs? Due to a wide range of options, making a wise and weighted decision can be rather challenging. Which specs to keep in mind? What are the key pros and cons of each model? This comparison should give some helpful hints!

The goal of this overview is to provide a detailed comparison of two popular camera models from Semi-Pro DSLR category, introduced by Pentax. We are going to take a closer look at the technical and physical characteristics, features, and performance. The models we are going to assess and compare in this review are K20D and K10D. The models we are going to compare in our review have different sensors. Pentax K20D features a CMOS sensor that has a resolution of 15.0 MP. Pentax K10D, on the contrary, has a different CCD sensor with 15.0 MP resolution.

Now, before we can move on to our comparison, let's take a moment to look at the key characteristics of Pentax K20D and Pentax K10D.

Pentax K20D Key Features:

  • 15.0 MP APS-C CMOS sensor
  • ISO 100 - 3200 (Expands to 6400)
  • Image Stabilization: Yes
  • 2.7″ Fixed Type Screen
  • ViewFinder: Yes
  • 3.0 fps Continuous Shooting
  • Built-in Wireless: No
  • Dimensions: 142 x 101 x 70 mm
  • Weight: 800 g
  • Environmental Sealing: Yes
  • Built-in GPS: No
  • Replaced Pentax K10D. Compare

Pentax K10D Key Features:

  • 10.0 MP APS-C CCD sensor
  • ISO 100 - 1600
  • Image Stabilization: Yes
  • ViewFinder: Yes
  • 3.0 fps Continuous Shooting
  • Built-in Wireless: No
  • Dimensions: 142 x 101 x 70 mm
  • Weight: 793 g
  • Environmental Sealing: Yes
  • Built-in GPS: No
  • Replaced by Pentax K20D. Compare

Being a newer model, Pentax K20D substituted Pentax K10D.

Why is Pentax K20D a better choice than Pentax K10D

Timelapse Recording Yes vs No Creative shooting
Sensor Resolution 15.0 MP vs 10.0 MP 33.3% more pixels
Flash Range 13 vs No 13 better flash range
Screen Size 2.7″ vs 2.5″ 0.2" larger screen
Screen Resolution 230k dots vs 210k dots 8.7% higher resolution screen
Dxo Color Depth 22.9 vs 22.7 Better color depth
Dxo Low Light Iso 639 vs 522 Better High ISO performance

What are the key reasons to pick Pentax K10D over Pentax K20D

Sensor Area 368.95 mm2 vs 365.04 mm2 1.1% larger pixel area
Weight 793 g vs 800 g 7 g lighter
Dxo Dynamic Range 11.6 vs 11.1 Better dynamic range

Key PROs of Pentax K20D and Pentax K10D

Viewfinder Optical (pentaprism) | Optical (pentaprism) Better framing and control
Raw Support Yes | Yes Better image quality
Built-In Flash Yes | Yes External flash available
Image Stabilization Yes | Yes Built-in stabilization
Flash Sync Port Yes | Yes Port for Flash Sync
Environmental Sealing Yes | Yes Shoot at tough conditions

Key CONs of Pentax K20D and Pentax K10D

Touch Screen No | No No touch screen
Screen Size 2.7″ | 2.5″ Not suitable for flash photography
Screen Resolution 230k dots | 210k dots Small screen resolution
Screen Type Fixed Type | Fixed Type No flexible viewing angles
Sensor Resolution 15.0 MP | 10.0 MP Small sensor resolution
AutoFocus Face Detection No | No No Face Detection
Continuous Shooting 3.0 fps | 3.0 fps Low continuous shooting

Pentax K20D vs Pentax K10D: Comparing Two Models By Physical Characteristics

Before heading straight to the technical characteristics of each model, let’s start with comparing their physical specs. Let’s start with looking at the physical difference of the two products. Below are images that clearly show the sizes of Pentax K20D and Pentax K10D from the front view.

Pentax K20D
Pentax K10D
HTML
BB

Now, let’s go on and see how the reviewed models are different or similar by the top view.

Pentax K20D
Pentax K10D
HTML
BB

After looking at these images, you should get a clear idea of each model’s dimensions and how they are different from each other. However, we are not going to stop there. The next characteristic worth looking at is the weight. Of course, not every photographer is concerned about the weight, for example, it wouldn't be a decisive point for those who shoot in a studio. However, it is still an important factor because if you happen to go on a long photo session or just love having the camera with you wherever you go, you want to be sure that the chosen model isn't too heavy.

Speaking of weight, Pentax K10D is a lighter option of these two, as it weights 7g less than the Pentax K20D. This difference, in fact, can become a significant disadvantage for the photographers, who prefer to have their cameras with them wherever they go.

Thickness values for Semi-Pro DSLR cameras:
Pentax K20D — 70 mm
Pentax K10D — 70 mm
Min: 64 mm
Average: 75 mm
Max: 86 mm
Weight values for Semi-Pro DSLR cameras:
Pentax K20D — 800 g
Pentax K10D — 793 g
Min: 479 g
Average: 783 g
Max: 1074 g

Comparing Pentax K20D and Pentax K10D by the type of Sensor and Resolution

Sensor is, without a doubt, the most significant element of every digital camera. Its type, size, and resolution are the factors that define the quality of future shots. Thus, it is barely possible to pick a suitable camera without looking at these specs.

Are Pentax K20D and Pentax K10D any different in terms of sensor type?

In fact, that's exactly what makes these two models really different. Thus, it is a good point to consider if your are choosing between these two cameras. Pentax K20D features a 15.0 MP APS-C sized CMOS sensor . Pentax K10D, in its turn, comes with a 10.0 MP APS-C sized CCD sensor , which makes it significantly different from the first model.

Take a look below to find the comparison of Pentax K20D and Pentax K10D by the size of their sensors.

Pentax K20D
Pentax K10D
HTML
BB

Pentax K20D and Pentax K10D are identical by this indicator, as each feature a sensor of the same size. Thus, both cameras will provide the same level of control in terms of the depth of field if you use them with the same focal length and aperture.

For Which Fields Of Photography Are Pentax K20D and Pentax K10D Suitable?

If you are interested in photography or has made a career in this field, you should know that different types of shooting actually require different camera characteristics. While one model can produce outstanding portraits, at the same time, it can be terrible for shooting landscapes, and so on. Thus, before you purchase a specific camera, it is vital to decide, which type of shooting you do most often and consider an option that suits it the most.

This section of our comparison is devoted to the performance of Pentax K20D and Pentax K10D in different fields of photography. Here we are going to look at the five main areas and evaluate how well each of the reviewed models performs in them. This will help you choose an option that suits your needs the most depending on your interest in one or several of these fields.

Photography Type Pentax K20D Pentax K10D
Portrait Photography
82%
81%
Street Photography
83%
72%
Sports Photography
80%
80%
Daily Photography
87%
87%
Landscape Photography
81%
83%

Pentax K20D for Portrait Photography

Advantages:

  • Large APS-C (23.4 x 15.6 mm) sensor
  • Image Stabilization

Disadvantages:

No Significant Disadvantages

Pentax K10D for Portrait Photography

Advantages:

  • Large APS-C (23.5 x 15.7 mm) sensor
  • Image Stabilization

Disadvantages:

No Significant Disadvantages

Pentax K20D for Street Photography

Advantages:

  • Built-in View Finder
  • Live View
  • Image Stabilization
  • Large APS-C(23.4 x 15.6 mm) sensor

Disadvantages:

  • Big size (142 x 101 x 70 mm)
  • Small Number of autofocus Points (11)

Pentax K10D for Street Photography

Advantages:

  • Built-in View Finder
  • Image Stabilization
  • Large APS-C(23.5 x 15.7 mm) sensor

Disadvantages:

  • Big size (142 x 101 x 70 mm)
  • Small Number of autofocus Points (11)

Pentax K20D for Sports Photography

Advantages:

  • Environmental Sealing
  • Big size (142 x 101 x 70 mm)

Disadvantages:

  • Slow Continuous Shooting (3.0 fps)
  • Slow Max Shutter Speed (1/4000s)
  • Smal Number of autofocus Points (11)
  • Bad Low Light ISO (639)

Pentax K10D for Sports Photography

Advantages:

  • Environmental Sealing
  • Big size (142 x 101 x 70 mm)

Disadvantages:

  • Slow Continuous Shooting (3.0 fps)
  • Slow Max Shutter Speed (1/4000s)
  • Smal Number of autofocus Points (11)
  • Bad Low Light ISO (522)

Pentax K20D for Daily Photography

Advantages:

  • Large APS-C (23.4 x 15.6 mm) sensor
  • Built-in Flash
  • Built-in View Finder

Disadvantages:

  • Big weight (800 g)
  • Big size (142 x 101 x 70 mm)
  • Video is not available

Pentax K10D for Daily Photography

Advantages:

  • Large APS-C (23.5 x 15.7 mm) sensor
  • Built-in Flash
  • Built-in View Finder

Disadvantages:

  • Big weight (793 g)
  • Big size (142 x 101 x 70 mm)
  • Video is not available

Pentax K20D for Landscape Photography

Advantages:

  • Large APS-C (23.4 x 15.6 mm) sensor
  • Good Dynamic Range (11.1)
  • Environmental Sealing
  • RAW Support

Disadvantages:

  • Low resolution sensor (15 MP)
  • Bad Low Light ISO (639)

Pentax K10D for Landscape Photography

Advantages:

  • Large APS-C (23.5 x 15.7 mm) sensor
  • Good Dynamic Range (11.6)
  • Environmental Sealing
  • RAW Support

Disadvantages:

  • Low resolution sensor (10 MP)
  • Bad Low Light ISO (522)

Comparison of Pentax K20D vs Pentax K10D: Final Verdict

Hopefully, our detailed overview of these models has helped you consider all the main specs, pros and cons of each cameras. Maybe, after reading this comparison, some of you have already decided which option to opt for depending on your needs and preferences. However, if you are still wondering which option is a better choice, Pentax K20D or Pentax K10D, below you can see what scores each of them received in five different aspects. To wrap up, we have used our unique Decision Algorithm that assesses different camera models upon 63 different factors including their price, and, if possible, DxO Mark scores. This algorithm allows us to make our verdict more consistent and objective.

What is our final verdict? Based on our comparison and the final scores of Pentax K20D and Pentax K10D here is what we can say in conclusion:

According all the factors that we considered in the process of comparing these two cameras, Pentax K20D deserves a higher Total Score than the Pentax K10D. Thus, if you are choosing between these options, we would recommend you to choose the first model over the other one.

Pentax K20D vs Pentax K10D Table Of Technical Specs

For better understanding of each model’s technical characteristics, find the detailed comparison below:

Pentax K20D Pentax K10D
General
Brand Pentax Pentax
Model K20D K10D
Announced Jun 25, 2008 Dec 15, 2006
Body Type Mid-size SLR Mid-size SLR
Sensor
Sensor Type CMOS CCD
Sensor Size APS-C APS-C
Sensor Dimensions 23.4 x 15.6 mm 23.5 x 15.7 mm
Sensor Area 365.04 mm2 368.95 mm2
Sensor Resolution 15.0 MP 10.0 MP
Max Image Resolution 4672 x 3104 3872 x 2592
Max Native ISO 3,200 1,600
Max Boosted ISO 6,400 n/a
Min Native ISO 100 100
RAW Support Yes Yes
Lens
Manual Focus Yes Yes
Lens Mount Pentax KAF2 Pentax KAF2
Number of Lenses 144 144
Focal Length Multiplier 1.5x 1.5x
Macro Focus Range
AutoFocus
AF Touch No No
AF Continuous Yes Yes
AF Single Yes Yes
AF Tracking No No
AF Selective Yes Yes
AF Center No No
AF Multi Area Yes Yes
AF Live View No No
AF Face Detection No No
AF Contrast Detection No No
AF Phase Detection Yes Yes
Number of Focus Points 11 11
Number of Cross Focus Points n/a n/a
Screen
Screen Type Fixed Type Fixed Type
Screen Size 2.7″ 2.5″
Screen Resolution 230k dots 210k dots
Live View Yes No
Touch Screen No No
ViewFinder
ViewFinder Optical (pentaprism) Optical (pentaprism)
ViewFinder Resolution 0k dots 0k dots
ViewFinder Coverage 95% 95%
ViewFinder Magnification 0.64 0.64
Photography Features
Min Shutter Speed 30 s 30 s
Max Shutter Speed 1/4000 s 1/4000 s
Continuous Shooting 3.0 fps 3.0 fps
Shutter Priority Yes Yes
Aperture Priority Yes Yes
Manual Exposure Mode Yes Yes
Exposure Compensation Yes Yes
Custom White Balance Yes Yes
Image Stabilization Yes Yes
Built-in Flash Yes Yes
Flash Range 13
Flash Modes Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless Auto, Red-eye, Auto Red Eye
External Flash Yes Yes
AE Bracketing Yes No
WB Bracketing No No
Exposure Modes
Multi-Segment No No
Average No No
Spot No No
Partial No No
AF-Area No No
Center Weighted No No
DxO Sensor Scores
DxO Sensor Score 65 66
DxO Color Depth 22.9 22.7
DxO Dynamic Range 11.1 11.6
DxO Low Light ISO 639 522
Video Features
Video Resolutions n/a n/a
Max Video Resolution
Video Formats n/a n/a
Microphone Port No No
Headphone Port No No
Connectivity
Wireless Connectivity No No
HDMI No No
USB USB 2.0 USB 2.0
Physical
Environmental Sealing Yes Yes
Water Proof No No
Dust Proof No No
Shock Proof No No
Crush Proof No No
Freeze Proof No No
Weight 800 g 793 g
Physical Dimensions 142 x 101 x 70 mm 142 x 101 x 70 mm
Battery Life n/a n/a
Battery Type n/a n/a
Battery Model D-LI50 n/a
Other Features
Self Timer Yes Yes
Timelapse Recording Yes No
GPS
Storage Type SD/MMC/SDHC card SD/MMC/SDHC card
Storage Slots 1 1

Most popular cameras

Olympus OM-D E-M1 Mark II 20.0 MP CMOS
Four Thirds
Pentax K-1 Mark II 36.0 MP CMOS
Full frame
Sony Alpha A7 II 24.0 MP CMOS
Full frame
Sony Alpha A7S II 12.0 MP CMOS
Full frame
Sony Alpha A7R III 42.0 MP BSI-CMOS
Full frame