Nikon A900 vs Pentax W90
88 Imaging
45 Features
58 Overall
50
94 Imaging
34 Features
21 Overall
28
Nikon A900 vs Pentax W90 Key Specs
(Full Review)
- 20MP - 1/2.3" Sensor
- 3" Tilting Display
- ISO 80 - 3200
- Optical Image Stabilization
- 3840 x 2160 video
- 24-840mm (F3.4-6.9) lens
- 289g - 113 x 67 x 40mm
- Released February 2016
- New Model is Nikon A1000
(Full Review)
- 12MP - 1/2.3" Sensor
- 2.7" Fixed Screen
- ISO 80 - 6400
- 1280 x 720 video
- 28-140mm (F3.5-5.5) lens
- 164g - 108 x 59 x 25mm
- Announced February 2010
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On this page, we will be contrasting the Nikon A900 and Pentax W90, former is a Small Sensor Superzoom while the latter is a Waterproof by rivals Nikon and Pentax. There exists a noticeable gap among the image resolutions of the A900 (20MP) and W90 (12MP) but both cameras posses the same sensor dimensions (1/2.3").
Snapchat Adds Watermarks to AI-Created ImagesThe A900 was unveiled 6 years after the W90 which is a fairly sizable difference as far as camera technology is concerned. Both the cameras have the same body design (Compact).
Before diving into a full comparison, here is a brief summation of how the A900 matches up against the W90 with respect to portability, imaging, features and an overall score.
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Here is a preview of the gallery photos for Nikon Coolpix A900 & Pentax Optio W90. The full galleries are viewable at Nikon A900 Gallery & Pentax W90 Gallery.
Reasons to pick Nikon A900 over the Pentax W90
| A900 | W90 | |||
|---|---|---|---|---|
| Announced | February 2016 | February 2010 | More modern by 73 months | |
| Screen type | Tilting | Fixed | Tilting screen | |
| Screen dimensions | 3" | 2.7" | Bigger screen (+0.3") | |
| Screen resolution | 921k | 230k | Crisper screen (+691k dot) |
Reasons to pick Pentax W90 over the Nikon A900
| W90 | A900 | |||
|---|---|---|---|---|
| Manual focus | More exact focus |
Common features in the Nikon A900 and Pentax W90
| A900 | W90 | |||
|---|---|---|---|---|
| Selfie screen | Neither offers selfie screen | |||
| Touch screen | Neither offers Touch screen |
Nikon A900 vs Pentax W90 Physical Comparison
In case you're aiming to carry around your camera regularly, you'll have to think about its weight and volume. The Nikon A900 offers outside measurements of 113mm x 67mm x 40mm (4.4" x 2.6" x 1.6") having a weight of 289 grams (0.64 lbs) whilst 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).
Compare the Nikon A900 and Pentax W90 in our completely new Camera & Lens Size Comparison Tool.
Remember that, the weight of an ILC will vary based on the lens you have chosen during that time. The following is a front view size comparison of the A900 compared to the W90.

Using dimensions and weight, the portability rating of the A900 and W90 is 88 and 94 respectively.
Nikon A900 vs Pentax W90 Sensor Comparison
Normally, it is hard to envision the contrast in sensor sizes simply by viewing specifications. The picture below will help give you a much better sense of the sensor sizing in the A900 and W90.
Plainly, both the cameras provide the same sensor dimensions albeit not the same resolution. You can count on the Nikon A900 to provide you with greater detail having an extra 8 Megapixels. Higher resolution can also allow you to crop pictures more aggressively. The younger A900 will have an advantage when it comes to sensor technology.
Nikon A900 vs Pentax W90 Screen and ViewFinder
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Nikon A900 vs Pentax W90 Specifications
| Nikon Coolpix A900 | Pentax Optio W90 | |
|---|---|---|
| General Information | ||
| Manufacturer | Nikon | Pentax |
| Model | Nikon Coolpix A900 | Pentax Optio W90 |
| Class | Small Sensor Superzoom | Waterproof |
| Released | 2016-02-23 | 2010-02-24 |
| Body design | Compact | Compact |
| Sensor Information | ||
| Processor | - | Prime |
| Sensor type | BSI-CMOS | CCD |
| Sensor size | 1/2.3" | 1/2.3" |
| Sensor dimensions | 6.17 x 4.55mm | 6.17 x 4.55mm |
| Sensor area | 28.1mm² | 28.1mm² |
| Sensor resolution | 20 megapixel | 12 megapixel |
| Anti aliasing filter | ||
| Aspect ratio | 4:3 | 4:3, 3:2 and 16:9 |
| Peak resolution | 5184 x 3888 | 4000 x 3000 |
| Highest native ISO | 3200 | 6400 |
| Lowest native ISO | 80 | 80 |
| RAW images | ||
| Autofocusing | ||
| Manual focus | ||
| Touch focus | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Autofocus selectice | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Live view autofocus | ||
| Face detect focus | ||
| Contract detect focus | ||
| Phase detect focus | ||
| Number of focus points | - | 9 |
| Lens | ||
| Lens mounting type | fixed lens | fixed lens |
| Lens focal range | 24-840mm (35.0x) | 28-140mm (5.0x) |
| Max aperture | f/3.4-6.9 | f/3.5-5.5 |
| Macro focus distance | 1cm | 1cm |
| Crop factor | 5.8 | 5.8 |
| Screen | ||
| Display type | Tilting | Fixed Type |
| Display diagonal | 3 inch | 2.7 inch |
| Resolution of display | 921k dot | 230k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Viewfinder Information | ||
| Viewfinder | None | None |
| Features | ||
| Minimum shutter speed | 8 secs | 4 secs |
| Fastest shutter speed | 1/4000 secs | 1/1500 secs |
| Continuous shutter speed | 7.0 frames/s | 1.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | - |
| Set white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash range | 6.00 m (at Auto ISO) | 3.90 m |
| Flash settings | - | Auto, On, Off, Red-eye, Soft |
| Hot shoe | ||
| AEB | ||
| White balance bracketing | ||
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Video resolutions | 3840 x 2160 (30p, 25p), 1920 x 1080 (60p, 50p, 30p, 25p), 1280 x 720 (60p, 30p, 25p) | 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) |
| Highest video resolution | 3840x2160 | 1280x720 |
| Video file format | MPEG-4, H.264 | Motion JPEG |
| Mic input | ||
| Headphone input | ||
| Connectivity | ||
| Wireless | Built-In | Eye-Fi Connected |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environment seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 289g (0.64 pounds) | 164g (0.36 pounds) |
| Physical dimensions | 113 x 67 x 40mm (4.4" x 2.6" x 1.6") | 108 x 59 x 25mm (4.3" x 2.3" x 1.0") |
| DXO scores | ||
| DXO Overall score | not tested | not tested |
| DXO Color Depth score | not tested | not tested |
| DXO Dynamic range score | not tested | not tested |
| DXO Low light score | not tested | not tested |
| Other | ||
| Battery life | 300 images | - |
| Battery format | Battery Pack | - |
| Battery model | EN-EL12 | D-LI68 |
| Self timer | Yes (2, 5, 10 secs) | Yes (2 or 10 sec) |
| Time lapse feature | ||
| Type of storage | SD/SDHC/SDXC | SD/SDHC card, Internal |
| Storage slots | One | One |
| Retail price | $400 | $120 |