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Pentax K-r vs Sony T900

Portability
67
Imaging
53
Features
52
Overall
52
Pentax K-r front
 
Sony Cyber-shot DSC-T900 front
Portability
96
Imaging
35
Features
30
Overall
33

Pentax K-r vs Sony T900 Key Specs

Pentax K-r
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 200 - 12800 (Raise to 25600)
  • Sensor based Image Stabilization
  • 1/6000s Maximum Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 598g - 125 x 97 x 68mm
  • Released March 2011
Sony T900
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3.5" Fixed Screen
  • ISO 80 - 3200
  • Optical Image Stabilization
  • 1280 x 720 video
  • 35-140mm (F3.5-10.0) lens
  • 143g - 98 x 58 x 16mm
  • Introduced February 2009
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Pentax K-r vs Sony T900 Overview

Its time to take a more detailed look at the Pentax K-r versus Sony T900, former is a Entry-Level DSLR while the latter is a Ultracompact by competitors Pentax and Sony. The resolution of the K-r (12MP) and the T900 (12MP) is pretty well matched but the K-r (APS-C) and T900 (1/2.3") boast totally different sensor dimensions.

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The K-r was launched 2 years after the T900 which is quite a significant difference as far as technology is concerned. Each of the cameras feature different body design with the Pentax K-r being a Compact SLR camera and the Sony T900 being a Ultracompact camera.

Before going into a full comparison, here is a short view of how the K-r grades against the T900 with regard to portability, imaging, features and an overall score.

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Reasons to pick Pentax K-r over the Sony T900

 K-r T900 
IntroducedMarch 2011February 2009More modern by 26 months

Reasons to pick Sony T900 over the Pentax K-r

 T900 K-r 
Screen size3.5"3"Bigger screen (+0.5")
Screen resolution922k921kClearer screen (+1k dot)
Touch screen Quickly navigate

Common features in the Pentax K-r and Sony T900

 K-r T900 
Manual focus More exact focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Missing selfie screen

Pentax K-r vs Sony T900 Physical Comparison

For anyone who is going to carry around your camera, you'll have to factor its weight and measurements. The Pentax K-r enjoys outer dimensions of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") having a weight of 598 grams (1.32 lbs) and the Sony T900 has proportions of 98mm x 58mm x 16mm (3.9" x 2.3" x 0.6") accompanied by a weight of 143 grams (0.32 lbs).

Look at the Pentax K-r versus Sony T900 in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will vary depending on the lens you have attached at the time. Following is a front view dimension comparison of the K-r against the T900.

Pentax K-r vs Sony T900 size comparison

Considering dimensions and weight, the portability rating of the K-r and T900 is 67 and 96 respectively.

Pentax K-r vs Sony T900 top view buttons comparison

Pentax K-r vs Sony T900 Sensor Comparison

Quite often, it can be hard to see the difference between sensor sizes just by reading through specifications. The image below may give you a far better sense of the sensor dimensions in the K-r and T900.

To sum up, both the cameras come with the identical megapixel count albeit not the same sensor sizes. The K-r uses the bigger sensor which should make getting shallow depth of field simpler. The fresher K-r will have an edge with regard to sensor tech.

Pentax K-r vs Sony T900 sensor size comparison

Pentax K-r vs Sony T900 Screen and ViewFinder

Pentax K-r vs Sony T900 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Pentax K-r
Portrait photography with Sony T900
63
manual focus
sensor size is good (APS-C)
comes with face detection focusing
delivers RAW files
sensor resolution not great (12MP)
27
manual focus
manual exposure not available
no external flash support
low megapixels (12 megapixels)
very small sensor (1/2.3")
doesn't have RAW support
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Street Comparison

Street photography with Pentax K-r
Street photography with Sony T900
67
image stabilization (Sensor based)
sensor size is good (APS-C)
delivers RAW files
no moving screen
57
has image stabilization (Optical)
screen does not articulate
very small sensor (1/2.3")
doesn't have RAW support
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Sports Comparison

Pentax K-r Sports photography details
Sony T900 Sports photography details
55
high shutter speed (1/6,000s)
image stabilization (Sensor based)
sensor size is good (APS-C)
supports phase detect AF
max frames per second low (6.0 fps)
sensor resolution not great (12MP)
bad battery life (470 CIPA)
24
has image stabilization (Optical)
low max shutter speed (1/1,000 seconds)
painfully slow continuous shooting (2.0 frames per second)
no shutter priority mode
low megapixels (12MP)
very small sensor (1/2.3")
doesn't have phase detect autofocus
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Travel Comparison

Pentax K-r Travel photography advice
Sony T900 Travel photography advice
47
built-in flash
bad battery life (470 CIPA)
sensor resolution not great (12 megapixels)
screen isn't selfie friendly
52
built-in flash
doesn't have Timelapse recording
low megapixels (12MP)
does not have a selfie friendly display
wide angle not good (35mm)
somewhat slow maximum aperture (f3.5)
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Landscape Comparison

Pentax K-r as a Landscape photography camera
Sony T900 as a Landscape photography camera
65
manual focus
change lenses (Pentax KAF2 mount)
decent sized screen (3")
image stabilization (Sensor based)
sensor size is good (APS-C)
delivers RAW files
sensor resolution not great (12MP)
bad battery life (470 per charge)
37
manual focus
lovely big screen (3.5")
has image stabilization (Optical)
lens is fixed (fixed lens mount)
wide angle not good (35mm)
somewhat slow maximum aperture (f3.5)
manual exposure not available
low megapixels (12 megapixels)
very small sensor (1/2.3")
doesn't have RAW support
doesn't have Timelapse recording
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Vlogging Comparison

Pentax K-r Vlogging highlights
Sony T900 Vlogging highlights
26
image stabilization (Sensor based)
comes with face detection focusing
screen isn't selfie friendly
video resolution low (1280 x 720 resolution)
doesn't have external mic port
28
touch screen
has image stabilization (Optical)
wide angle not good (35mm)
somewhat slow maximum aperture (f3.5)
does not have a selfie friendly display
low res video (1280 x 720 resolution)
doesn't have microphone support
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Pentax K-r vs Sony T900 Specifications

Detailed spec comparison table for Pentax K-r and Sony T900
 Pentax K-rSony Cyber-shot DSC-T900
General Information
Manufacturer Pentax Sony
Model Pentax K-r Sony Cyber-shot DSC-T900
Category Entry-Level DSLR Ultracompact
Released 2011-03-11 2009-02-17
Physical type Compact SLR Ultracompact
Sensor Information
Processor Prime II -
Sensor type CMOS CCD
Sensor size APS-C 1/2.3"
Sensor measurements 23.6 x 15.8mm 6.17 x 4.55mm
Sensor area 372.9mm² 28.1mm²
Sensor resolution 12 megapixels 12 megapixels
Anti aliasing filter
Aspect ratio 3:2 4:3, 3:2 and 16:9
Max resolution 4288 x 2848 4000 x 3000
Max native ISO 12800 3200
Max enhanced ISO 25600 -
Minimum native ISO 200 80
RAW photos
Minimum enhanced ISO 100 -
Autofocusing
Manual focus
Touch focus
Continuous AF
Single AF
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 11 9
Cross focus points 9 -
Lens
Lens mounting type Pentax KAF2 fixed lens
Lens focal range - 35-140mm (4.0x)
Highest aperture - f/3.5-10.0
Available lenses 151 -
Crop factor 1.5 5.8
Screen
Type of display Fixed Type Fixed Type
Display sizing 3 inches 3.5 inches
Resolution of display 921k dots 922k dots
Selfie friendly
Liveview
Touch functionality
Display tech TFT LCD monitor -
Viewfinder Information
Viewfinder Optical (pentamirror) None
Viewfinder coverage 96 percent -
Viewfinder magnification 0.57x -
Features
Min shutter speed 30 secs 2 secs
Max shutter speed 1/6000 secs 1/1000 secs
Continuous shutter rate 6.0 frames/s 2.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes -
Set WB
Image stabilization
Built-in flash
Flash range 12.00 m (at ISO 100) 2.90 m (Auto ISO)
Flash settings Auto, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync, High-Speed Sync and Wireless Sync Auto, On, Off, Red-Eye reduction, Slow Sync
External flash
AEB
White balance bracketing
Max flash synchronize 1/180 secs -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1280 x 720 (25 fps), 640 x 480 (25 fps) 1280 x 720 (30 fps) 640 x 480 (30 fps)
Max video resolution 1280x720 1280x720
Video format Motion JPEG Motion JPEG
Microphone support
Headphone support
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 598 grams (1.32 pounds) 143 grams (0.32 pounds)
Physical dimensions 125 x 97 x 68mm (4.9" x 3.8" x 2.7") 98 x 58 x 16mm (3.9" x 2.3" x 0.6")
DXO scores
DXO Overall score 72 not tested
DXO Color Depth score 22.9 not tested
DXO Dynamic range score 12.4 not tested
DXO Low light score 755 not tested
Other
Battery life 470 photographs -
Style of battery Battery Pack -
Battery model D-LI109,4 x AA -
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse recording
Storage type SD/SDHC Memory Stick Duo / Pro Duo, Internal
Card slots 1 1
Retail pricing $1,100 $300