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Nikon A900 vs Pentax W90

Portability
88
Imaging
45
Features
58
Overall
50
Nikon Coolpix A900 front
 
Pentax Optio W90 front
Portability
94
Imaging
34
Features
21
Overall
28

Nikon A900 vs Pentax W90 Key Specs

Nikon A900
(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
Pentax W90
(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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Nikon A900 vs Pentax W90 Overview

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").

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The 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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Reasons to pick Nikon A900 over the Pentax W90

 A900 W90 
AnnouncedFebruary 2016February 2010More modern by 73 months
Screen typeTiltingFixed Tilting screen
Screen dimensions3"2.7"Bigger screen (+0.3")
Screen resolution921k230kCrisper 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. Camera Size Comparison with Lenses

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.

Nikon A900 vs Pentax W90 size comparison

Using dimensions and weight, the portability rating of the A900 and W90 is 88 and 94 respectively.

Nikon A900 vs Pentax W90 top view buttons comparison

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 sensor size comparison

Nikon A900 vs Pentax W90 Screen and ViewFinder

Nikon A900 vs Pentax W90 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Nikon A900
Portrait photography with Pentax W90
40
megapixel count decent (20MP)
features face detect autofocus
manual focus not available
cannot use external flash
sensor is very small (1/2.3")
lack of RAW format
27
manual focus
no manual control
no external flash support
resolution not great (12MP)
sensor size is tiny (1/2.3")
does not have RAW files
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Street Comparison

Street photography with Nikon A900
Street photography with Pentax W90
69
has a tilting screen
has image stabilization (Optical)
lighter than competition in class (289 grams)
sensor is very small (1/2.3")
lack of RAW format
54
weather sealing
no articulating screen
does not have image stabilization
sensor size is tiny (1/2.3")
does not have RAW files
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Sports Comparison

Nikon A900 Sports photography information
Pentax W90 Sports photography information
55
excellent zoom range (24-840mm 35.0 x zoom)
has image stabilization (Optical)
megapixel count decent (20 megapixels)
features tracking focus
sensor is very small (1/2.3")
lack of phase detect autofocus
24
weather sealing
continuous shooting slow (1.0 frames/s)
no shutter priority mode
does not have image stabilization
resolution not great (12 megapixels)
sensor size is tiny (1/2.3")
does not have phase detect AF
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Travel Comparison

Travel photography with Nikon A900
Travel photography with Pentax W90
74
lighter than competition in class (289 grams)
connects via bluetooth
megapixel count decent (20 megapixels)
has built in flash
reasonably wide (24mm)
long zoom (840mm)
screen isn't selfie friendly
somewhat slow maximum aperture (f3.4)
64
weather sealing
flash built-in
fairly wide (28mm)
resolution not great (12 megapixels)
does not contain selfie friendly display
slow maximum aperture (f3.5)
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Landscape Comparison

Nikon A900 as a Landscape photography camera
Pentax W90 as a Landscape photography camera
49
reasonably wide (24mm)
screen size is good (3 inch)
has image stabilization (Optical)
megapixel count decent (20MP)
manual focus not available
cannot change lenses (fixed lens mount)
somewhat slow maximum aperture (f3.4)
sensor is very small (1/2.3")
lack of RAW format
36
manual focus
fairly wide (28mm)
weather sealing
fixed lens (fixed lens mount)
slow maximum aperture (f3.5)
screen is small (2.7 inch)
no manual control
does not have image stabilization
resolution not great (12MP)
sensor size is tiny (1/2.3")
does not have RAW files
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Vlogging Comparison

Vlogging with Nikon A900
Vlogging with Pentax W90
34
reasonably wide (24mm)
has image stabilization (Optical)
features face detect autofocus
high res video (3840 x 2160 pxls)
lighter than competition in class (289g)
somewhat slow maximum aperture (f3.4)
screen isn't selfie friendly
does not have mic support
25
fairly wide (28mm)
slow maximum aperture (f3.5)
does not contain selfie friendly display
does not have image stabilization
low video resolution (1280 x 720 pixels)
no mic jack
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Nikon A900 vs Pentax W90 Specifications

Detailed spec comparison table for Nikon A900 and Pentax W90
 Nikon Coolpix A900Pentax 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