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Pentax W80 vs Sony A900

Portability
94
Imaging
34
Features
21
Overall
28
Pentax Optio W80 front
 
Sony Alpha DSLR-A900 front
Portability
54
Imaging
66
Features
62
Overall
64

Pentax W80 vs Sony A900 Key Specs

Pentax W80
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.5" Fixed Display
  • ISO 64 - 6400
  • 1280 x 720 video
  • 28-140mm (F3.5-5.5) lens
  • 156g - 100 x 56 x 25mm
  • Released June 2009
Sony A900
(Full Review)
  • 25MP - Full frame Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • No Video
  • Sony/Minolta Alpha Mount
  • 895g - 156 x 117 x 82mm
  • Revealed October 2008
  • Replacement is Sony A99
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Pentax W80 vs Sony A900 Overview

Here, we will be looking at the Pentax W80 vs Sony A900, one being a Small Sensor Compact and the latter is a Advanced DSLR by brands Pentax and Sony. There exists a huge gap between the sensor resolutions of the W80 (12MP) and A900 (25MP) and the W80 (1/2.3") and A900 (Full frame) provide totally different sensor dimensions.

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The W80 was brought out 9 months later than the A900 and they are both of a similar generation. Both cameras feature different body design with the Pentax W80 being a Compact camera and the Sony A900 being a Mid-size SLR camera.

Before we go right into a detailed comparison, here is a simple summary of how the W80 scores versus the A900 when considering portability, imaging, features and an overall rating.

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Reasons to pick Pentax W80 over the Sony A900

 W80 A900 
RevealedJune 2009October 2008Fresher by 9 months

Reasons to pick Sony A900 over the Pentax W80

 A900 W80 
Screen size3"2.5"Bigger screen (+0.5")
Screen resolution922k230kClearer screen (+692k dot)

Common features in the Pentax W80 and Sony A900

 W80 A900 
Manual focus Very exact focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Lacking selfie screen
Touch friendly screen Lacking Touch friendly screen

Pentax W80 vs Sony A900 Physical Comparison

When you are looking to carry your camera often, you are going to need to factor in its weight and measurements. The Pentax W80 enjoys external measurements of 100mm x 56mm x 25mm (3.9" x 2.2" x 1.0") having a weight of 156 grams (0.34 lbs) and the Sony A900 has proportions of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") accompanied by a weight of 895 grams (1.97 lbs).

Contrast the Pentax W80 vs Sony A900 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will differ dependant on the lens you select at the time. Here is a front view measurements comparison of the W80 vs the A900.

Pentax W80 vs Sony A900 size comparison

Considering dimensions and weight, the portability grade of the W80 and A900 is 94 and 54 respectively.

Pentax W80 vs Sony A900 top view buttons comparison

Pentax W80 vs Sony A900 Sensor Comparison

More often than not, its tough to see the difference between sensor sizing just by going over a spec sheet. The visual underneath might provide you a much better sense of the sensor measurements in the W80 and A900.

Clearly, both cameras feature different resolutions and different sensor sizing. The W80 due to its tinier sensor will make getting bokeh trickier and the Sony A900 will offer you greater detail having its extra 13 Megapixels. Higher resolution will also let you crop photographs way more aggressively. The more recent W80 will have a benefit when it comes to sensor tech.

Pentax W80 vs Sony A900 sensor size comparison

Pentax W80 vs Sony A900 Screen and ViewFinder

Pentax W80 vs Sony A900 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Pentax W80
Portrait photography with Sony A900
27
you can focus manually
no manual mode
can't use external flash
low megapixels (12MP)
tiny sensor size (1/2.3")
lack of RAW format
71
has manual focus
megapixel count fantastic (25 megapixels)
sensor size is great (Full frame)
saves RAW formats
does not have liveview
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Street Comparison

Pentax W80 Street photography factors
Sony A900 Street photography factors
54
environment sealing
no articulating screen
no image stabilization
tiny sensor size (1/2.3")
lack of RAW format
66
image stabilization (Sensor based)
sensor size is great (Full frame)
saves RAW formats
weather proof
screen does not articulate
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Sports Comparison

Sports photography with Pentax W80
Sports photography with Sony A900
24
environment sealing
slow frames per second (1.0 frames per second)
lack of shutter priority mode
no image stabilization
low megapixels (12 megapixels)
tiny sensor size (1/2.3")
lack of phase detect AF
70
great max shutter speed (1/8,000 seconds)
image stabilization (Sensor based)
megapixel count fantastic (25 megapixels)
sensor size is great (Full frame)
weather proof
supports phase detect AF
does not have liveview
slow continuous shooting (5.0 frames/s)
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Travel Comparison

Pentax W80 Travel photography highlights
Sony A900 Travel photography highlights
64
environment sealing
flash built-in
rather wide (28mm)
low megapixels (12 megapixels)
screen is not selfie friendly
sluggish max aperture (f3.5)
54
weather proof
megapixel count fantastic (25 megapixels)
doesn't have Time Lapse function
display is not selfie friendly
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Landscape Comparison

Landscape photography with Pentax W80
Landscape photography with Sony A900
36
you can focus manually
rather wide (28mm)
environment sealing
can't switch lenses (fixed lens mount)
sluggish max aperture (f3.5)
tiny screen (2.5")
no manual mode
no image stabilization
low megapixels (12 megapixels)
tiny sensor size (1/2.3")
lack of RAW format
72
has manual focus
switch lenses (Sony/Minolta Alpha mount)
good sized screen (3 inches)
image stabilization (Sensor based)
megapixel count fantastic (25 megapixels)
sensor size is great (Full frame)
saves RAW formats
weather proof
two card slots
does not have liveview
doesn't have Time Lapse function
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Vlogging Comparison

Pentax W80 Vlogging info
Sony A900 Vlogging info
25
rather wide (28mm)
sluggish max aperture (f3.5)
screen is not selfie friendly
no image stabilization
video res low (1280 x 720 pxls)
doesn't have external microphone port
9
lack of video recording
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Pentax W80 vs Sony A900 Specifications

Detailed spec comparison table for Pentax W80 and Sony A900
 Pentax Optio W80Sony Alpha DSLR-A900
General Information
Make Pentax Sony
Model type Pentax Optio W80 Sony Alpha DSLR-A900
Category Small Sensor Compact Advanced DSLR
Released 2009-06-25 2008-10-22
Physical type Compact Mid-size SLR
Sensor Information
Powered by - Bionz
Sensor type CCD CMOS
Sensor size 1/2.3" Full frame
Sensor dimensions 6.08 x 4.56mm 35.9 x 24mm
Sensor surface area 27.7mm² 861.6mm²
Sensor resolution 12MP 25MP
Anti alias filter
Aspect ratio 4:3, 3:2 and 16:9 3:2 and 16:9
Full resolution 4000 x 3000 6048 x 4032
Max native ISO 6400 6400
Min native ISO 64 100
RAW data
Autofocusing
Manual focusing
Touch to focus
Continuous AF
AF single
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 9 9
Lens
Lens mount type fixed lens Sony/Minolta Alpha
Lens zoom range 28-140mm (5.0x) -
Max aperture f/3.5-5.5 -
Macro focusing range 1cm -
Number of lenses - 143
Crop factor 5.9 1
Screen
Type of display Fixed Type Fixed Type
Display diagonal 2.5 inch 3 inch
Display resolution 230 thousand dots 922 thousand dots
Selfie friendly
Liveview
Touch functionality
Display technology - TFT Xtra Fine color LCD
Viewfinder Information
Viewfinder type None Optical (pentaprism)
Viewfinder coverage - 100%
Viewfinder magnification - 0.74x
Features
Slowest shutter speed 4 seconds 30 seconds
Maximum shutter speed 1/1500 seconds 1/8000 seconds
Continuous shooting rate 1.0fps 5.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Change WB
Image stabilization
Inbuilt flash
Flash distance 3.90 m no built-in flash
Flash options Auto, On, Off, Red-eye, Soft Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in, Wireless
External flash
Auto exposure bracketing
White balance bracketing
Maximum flash synchronize - 1/250 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) -
Max video resolution 1280x720 None
Video file format Motion JPEG -
Mic port
Headphone port
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 156 gr (0.34 pounds) 895 gr (1.97 pounds)
Physical dimensions 100 x 56 x 25mm (3.9" x 2.2" x 1.0") 156 x 117 x 82mm (6.1" x 4.6" x 3.2")
DXO scores
DXO All around rating not tested 79
DXO Color Depth rating not tested 23.7
DXO Dynamic range rating not tested 12.3
DXO Low light rating not tested 1431
Other
Battery life - 880 images
Battery type - Battery Pack
Battery ID D-LI78 NP-FM500H
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse recording
Storage type SD/SDHC card, Internal Compact Flash (Type I or II), Memory Stick Duo / Pro Duo, UDMA Mode 5, Supports FAT12 / FAT16 / FAT32
Card slots Single Dual
Retail pricing $250 $2,736