Pentax K20D vs Pentax W90
59 Imaging
53 Features
52 Overall
52
94 Imaging
35 Features
21 Overall
29
Pentax K20D vs Pentax W90 Key Specs
(Full Review)
- 15MP - APS-C Sensor
- 2.7" Fixed Display
- ISO 100 - 3200 (Push to 6400)
- Sensor based Image Stabilization
- No Video
- Pentax KAF2 Mount
- 800g - 142 x 101 x 70mm
- Introduced June 2008
- Old Model is Pentax K10D
(Full Review)
- 12MP - 1/2.3" Sensor
- 2.7" Fixed Display
- ISO 80 - 6400
- 1280 x 720 video
- 28-140mm (F3.5-5.5) lens
- 164g - 108 x 59 x 25mm
- Introduced February 2010
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On this page, we are contrasting the Pentax K20D vs Pentax W90, former being a Advanced DSLR while the other is a Waterproof and both are built by Pentax. There exists a large gap between the image resolutions of the K20D (15MP) and W90 (12MP) and the K20D (APS-C) and W90 (1/2.3") posses totally different sensor sizing.
Photography GlossaryThe K20D was announced 20 months prior to the W90 making them a generation apart from one another. Both cameras have different body design with the Pentax K20D being a Mid-size SLR camera and the Pentax W90 being a Compact camera.
Before diving into a detailed comparison, here is a concise overview of how the K20D matches up against the W90 in regards to portability, imaging, features and an overall rating.
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Following is a sample of the gallery pictures for Pentax K20D & Pentax Optio W90. The whole galleries are viewable at Pentax K20D Gallery & Pentax W90 Gallery.
Reasons to pick Pentax K20D over the Pentax W90
| K20D | W90 |
|---|
Reasons to pick Pentax W90 over the Pentax K20D
| W90 | K20D | |||
|---|---|---|---|---|
| Introduced | February 2010 |  | June 2008 | Fresher by 20 months |
Common features in the Pentax K20D and Pentax W90
| K20D | W90 | |||
|---|---|---|---|---|
| Focus manually |  | More accurate focus | ||
| Display type | Fixed |  | Fixed | Fixed display |
| Display dimensions | 2.7" |  | 2.7" | Equal display measurement |
| Display resolution | 230k |  | 230k | Identical display resolution |
| Selfie screen |  | No selfie screen | ||
| Touch display |  | No Touch display |
Pentax K20D vs Pentax W90 Physical Comparison
If you're aiming to carry your camera frequently, you will need to think about its weight and volume. The Pentax K20D features external measurements of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") along with a weight of 800 grams (1.76 lbs) and the Pentax W90 has sizing of 108mm x 59mm x 25mm (4.3" x 2.3" x 1.0") having a weight of 164 grams (0.36 lbs).
Check the Pentax K20D vs Pentax W90 in our completely new Camera & Lens Size Comparison Tool.
Bear in mind, the weight of an ILC will differ based on the lens you use during that time. Underneath is a front view overall size comparison of the K20D against the W90.
Taking into consideration dimensions and weight, the portability score of the K20D and W90 is 59 and 94 respectively.
Pentax K20D vs Pentax W90 Sensor Comparison
Sometimes, it's tough to envision the difference between sensor sizing purely by going over specifications. The photograph underneath may provide you a clearer sense of the sensor sizing in the K20D and W90.
Plainly, each of the cameras have different megapixel count and different sensor sizing. The K20D having a larger sensor will make getting shallower DOF less difficult and the Pentax K20D will offer greater detail with its extra 3MP. Greater resolution will also help you crop photos a bit more aggressively. The older K20D is going to be behind when it comes to sensor tech.
Pentax K20D vs Pentax W90 Screen and ViewFinder
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Pentax K20D vs Pentax W90 Specifications
| Pentax K20D | Pentax Optio W90 | |
|---|---|---|
| General Information | ||
| Company | Pentax | Pentax |
| Model | Pentax K20D | Pentax Optio W90 |
| Class | Advanced DSLR | Waterproof |
| Introduced | 2008-06-25 | 2010-02-24 |
| Physical type | Mid-size SLR | Compact |
| Sensor Information | ||
| Powered by | - | Prime |
| Sensor type | CMOS | CCD |
| Sensor size | APS-C | 1/2.3" |
| Sensor measurements | 23.4 x 15.6mm | 6.17 x 4.55mm |
| Sensor area | 365.0mm² | 28.1mm² |
| Sensor resolution | 15 megapixel | 12 megapixel |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 | 4:3, 3:2 and 16:9 |
| Peak resolution | 4672 x 3104 | 4000 x 3000 |
| Highest native ISO | 3200 | 6400 |
| Highest enhanced ISO | 6400 | - |
| Lowest native ISO | 100 | 80 |
| RAW images | ||
| Autofocusing | ||
| Manual focus | ||
| Touch focus | ||
| Autofocus continuous | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Autofocus selectice | ||
| Center weighted autofocus | ||
| Multi area autofocus | ||
| Live view autofocus | ||
| Face detect focus | ||
| Contract detect focus | ||
| Phase detect focus | ||
| Number of focus points | 11 | 9 |
| Lens | ||
| Lens mounting type | Pentax KAF2 | fixed lens |
| Lens focal range | - | 28-140mm (5.0x) |
| Largest aperture | - | f/3.5-5.5 |
| Macro focus range | - | 1cm |
| Number of lenses | 151 | - |
| Crop factor | 1.5 | 5.8 |
| Screen | ||
| Display type | Fixed Type | Fixed Type |
| Display size | 2.7 inch | 2.7 inch |
| Resolution of display | 230k dots | 230k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch operation | ||
| Viewfinder Information | ||
| Viewfinder | Optical (pentaprism) | None |
| Viewfinder coverage | 95 percent | - |
| Viewfinder magnification | 0.64x | - |
| Features | ||
| Minimum shutter speed | 30s | 4s |
| Fastest shutter speed | 1/4000s | 1/1500s |
| Continuous shutter rate | 3.0 frames/s | 1.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | - |
| Custom white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash range | 13.00 m (at ISO 100) | 3.90 m |
| Flash modes | Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless | Auto, On, Off, Red-eye, Soft |
| Hot shoe | ||
| AEB | ||
| WB bracketing | ||
| Fastest flash synchronize | 1/180s | - |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Video resolutions | - | 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) |
| Highest video resolution | None | 1280x720 |
| Video data format | - | Motion JPEG |
| Microphone port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | None | Eye-Fi Connected |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environment sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 800g (1.76 lbs) | 164g (0.36 lbs) |
| Physical dimensions | 142 x 101 x 70mm (5.6" x 4.0" x 2.8") | 108 x 59 x 25mm (4.3" x 2.3" x 1.0") |
| 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 | D-LI68 |
| Self timer | Yes (2 or 10 sec) | Yes (2 or 10 sec) |
| Time lapse recording | ||
| Type of storage | SD/MMC/SDHC card | SD/SDHC card, Internal |
| Card slots | One | One |
| Retail price | $700 | $120 |