Pentax K-3 vs Sony H20
59 Imaging
65 Features
85 Overall
73


87 Imaging
33 Features
29 Overall
31
Pentax K-3 vs Sony H20 Key Specs
(Full Review)
- 24MP - APS-C Sensor
- 3.2" Fixed Display
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 800g - 131 x 100 x 77mm
- Announced April 2014
- New Model is Pentax K-3 II
(Full Review)
- 10MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 100 - 3200
- Optical Image Stabilization
- 1280 x 720 video
- 38-380mm (F3.5-4.4) lens
- 250g - 107 x 69 x 47mm
- Announced May 2009

Pentax K-3 vs Sony H20 Overview
Here, we will be evaluating the Pentax K-3 versus Sony H20, former is a Advanced DSLR while the latter is a Small Sensor Compact by competitors Pentax and Sony. There is a substantial difference among the sensor resolutions of the K-3 (24MP) and H20 (10MP) and the K-3 (APS-C) and H20 (1/2.3") have different sensor size.

The K-3 was revealed 4 years after the H20 which is a fairly big difference as far as camera tech is concerned. Both of these cameras feature different body design with the Pentax K-3 being a Mid-size SLR camera and the Sony H20 being a Compact camera.
Before going straight to a complete comparison, here is a concise introduction of how the K-3 scores versus the H20 for portability, imaging, features and an overall score.

Pentax K-3 vs Sony H20 Gallery
Below is a preview of the gallery photos for Pentax K-3 & Sony Cyber-shot DSC-H20. The full galleries are provided at Pentax K-3 Gallery & Sony H20 Gallery.
Reasons to pick Pentax K-3 over the Sony H20
K-3 | H20 | |||
---|---|---|---|---|
Announced | April 2014 | ![]() | May 2009 | More modern by 60 months |
Screen size | 3.2" | ![]() | 3" | Bigger screen (+0.2") |
Screen resolution | 1037k | ![]() | 230k | Sharper screen (+807k dot) |
Reasons to pick Sony H20 over the Pentax K-3
H20 | K-3 |
---|
Common features in the Pentax K-3 and Sony H20
K-3 | H20 | |||
---|---|---|---|---|
Manual focus | ![]() | Dial exact focus | ||
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Selfie screen | ![]() | Lacking selfie screen | ||
Touch friendly screen | ![]() | Neither features Touch friendly screen |
Pentax K-3 vs Sony H20 Physical Comparison
When you are planning to carry around your camera frequently, you will want to think about its weight and measurements. The Pentax K-3 enjoys physical dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") with a weight of 800 grams (1.76 lbs) and the Sony H20 has proportions of 107mm x 69mm x 47mm (4.2" x 2.7" x 1.9") along with a weight of 250 grams (0.55 lbs).
Compare the Pentax K-3 versus Sony H20 in our newest Camera & Lens Size Comparison Tool.
Bear in mind, the weight of an ILC will change depending on the lens you are utilising at that moment. Here is a front view physical size comparison of the K-3 and the H20.

Using size and weight, the portability grade of the K-3 and H20 is 59 and 87 respectively.

Pentax K-3 vs Sony H20 Sensor Comparison
Often, it is hard to imagine the gap in sensor sizes just by checking out specs. The pic below will give you a more clear sense of the sensor dimensions in the K-3 and H20.
As you can plainly see, each of these cameras come with different megapixel count and different sensor sizes. The K-3 having a bigger sensor is going to make getting shallower depth of field easier and the Pentax K-3 will provide extra detail because of its extra 14MP. Higher resolution will let you crop shots a good deal more aggressively. The more modern K-3 provides an edge when it comes to sensor innovation.

Pentax K-3 vs Sony H20 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K-3 vs Sony H20 Specifications
Pentax K-3 | Sony Cyber-shot DSC-H20 | |
---|---|---|
General Information | ||
Brand | Pentax | Sony |
Model | Pentax K-3 | Sony Cyber-shot DSC-H20 |
Category | Advanced DSLR | Small Sensor Compact |
Announced | 2014-04-10 | 2009-05-14 |
Physical type | Mid-size SLR | Compact |
Sensor Information | ||
Processor Chip | Prime III | - |
Sensor type | CMOS | CCD |
Sensor size | APS-C | 1/2.3" |
Sensor dimensions | 23.5 x 15.6mm | 6.17 x 4.55mm |
Sensor area | 366.6mm² | 28.1mm² |
Sensor resolution | 24MP | 10MP |
Anti aliasing filter | ||
Aspect ratio | 3:2 | 4:3, 3:2 and 16:9 |
Highest resolution | 6016 x 4000 | 3648 x 2736 |
Highest native ISO | 51200 | 3200 |
Lowest native ISO | 100 | 100 |
RAW support | ||
Autofocusing | ||
Manual focus | ||
Autofocus touch | ||
Continuous autofocus | ||
Autofocus single | ||
Autofocus tracking | ||
Autofocus selectice | ||
Autofocus center weighted | ||
Autofocus multi area | ||
Live view autofocus | ||
Face detect focus | ||
Contract detect focus | ||
Phase detect focus | ||
Number of focus points | 27 | 9 |
Cross focus points | 25 | - |
Lens | ||
Lens mount | Pentax KAF2 | fixed lens |
Lens focal range | - | 38-380mm (10.0x) |
Highest aperture | - | f/3.5-4.4 |
Macro focus distance | - | 2cm |
Total lenses | 151 | - |
Focal length multiplier | 1.5 | 5.8 |
Screen | ||
Display type | Fixed Type | Fixed Type |
Display diagonal | 3.2 inches | 3 inches |
Resolution of display | 1,037k dots | 230k dots |
Selfie friendly | ||
Liveview | ||
Touch function | ||
Display technology | TFT LCD monitor | - |
Viewfinder Information | ||
Viewfinder | Optical (pentaprism) | None |
Viewfinder coverage | 100 percent | - |
Viewfinder magnification | 0.64x | - |
Features | ||
Lowest shutter speed | 30s | 30s |
Highest shutter speed | 1/8000s | 1/2000s |
Continuous shooting rate | 8.0 frames per sec | 2.0 frames per sec |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | Yes | Yes |
Custom white balance | ||
Image stabilization | ||
Built-in flash | ||
Flash range | 13.00 m (at ISO 100) | 7.10 m |
Flash modes | Auto, on, off, red-eye, slow sync, slow sync + red-eye, trailing curtain sync, high speed, wireless, manual | Auto, On, Off, Red-Eye reduction, Slow Sync, Front Curtain, Rear Curtain |
Hot shoe | ||
AEB | ||
WB bracketing | ||
Highest flash synchronize | 1/180s | - |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Video resolutions | 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p) | 1280 x 720 (30 fps), 640 x 480 (30 fps) |
Highest video resolution | 1920x1080 | 1280x720 |
Video format | MPEG-4, H.264 | - |
Mic support | ||
Headphone support | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 3.0 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | Optional | None |
Physical | ||
Environmental sealing | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 800 grams (1.76 pounds) | 250 grams (0.55 pounds) |
Physical dimensions | 131 x 100 x 77mm (5.2" x 3.9" x 3.0") | 107 x 69 x 47mm (4.2" x 2.7" x 1.9") |
DXO scores | ||
DXO All around score | 80 | not tested |
DXO Color Depth score | 23.7 | not tested |
DXO Dynamic range score | 13.4 | not tested |
DXO Low light score | 1216 | not tested |
Other | ||
Battery life | 560 pictures | - |
Type of battery | Battery Pack | - |
Battery model | D-LI90 | NP-BG1 |
Self timer | Yes ( 2 or 12 seconds) | Yes (2 or 10 sec) |
Time lapse shooting | ||
Type of storage | Dual SD/SDHC/SDXC | Memory Stick Duo / Pro Duo, Internal |
Card slots | 2 | Single |
Price at launch | $639 | $249 |