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Pentax K-r vs Sony A300

Portability
67
Imaging
52
Features
52
Overall
52
Pentax K-r front
 
Sony Alpha DSLR-A300 front
Portability
64
Imaging
49
Features
45
Overall
47

Pentax K-r vs Sony A300 Key Specs

Pentax K-r
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 200 - 12800 (Increase to 25600)
  • Sensor based Image Stabilization
  • 1/6000s Max Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 598g - 125 x 97 x 68mm
  • Introduced March 2011
Sony A300
(Full Review)
  • 10MP - APS-C Sensor
  • 2.7" Tilting Display
  • ISO 100 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Sony/Minolta Alpha Mount
  • 632g - 131 x 99 x 75mm
  • Announced January 2008
  • Later Model is Sony A330
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Pentax K-r vs Sony A300 Overview

Below, we are contrasting the Pentax K-r versus Sony A300, both Entry-Level DSLR digital cameras by manufacturers Pentax and Sony. The resolution of the K-r (12MP) and the A300 (10MP) is very well matched and they possess the exact same sensor measurements (APS-C).

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The K-r was manufactured 3 years after the A300 which is quite a sizable difference as far as technology is concerned. Both the cameras come with the identical body type (Compact SLR).

Before getting in to a in depth comparison, below is a simple highlight of how the K-r grades vs the A300 for portability, imaging, features and an overall score.

Photography Glossary
	
	

Reasons to pick Pentax K-r over the Sony A300

 K-r A300 
AnnouncedMarch 2011January 2008More modern by 38 months
Display dimension3"2.7"Larger display (+0.3")
Display resolution921k230kCrisper display (+691k dot)

Reasons to pick Sony A300 over the Pentax K-r

 A300 K-r 
Display typeTiltingFixed Tilting display

Common features in the Pentax K-r and Sony A300

 K-r A300 
Focus manually Dial accurate focusing
Selfie screen Neither features selfie screen
Touch display Neither features Touch display

Pentax K-r vs Sony A300 Physical Comparison

If you are planning to carry around your camera, you will want to factor in its weight and volume. The Pentax K-r enjoys outside measurements of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") accompanied by a weight of 598 grams (1.32 lbs) while the Sony A300 has sizing of 131mm x 99mm x 75mm (5.2" x 3.9" x 3.0") along with a weight of 632 grams (1.39 lbs).

Check the Pentax K-r versus Sony A300 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will change dependant on the lens you are using at that moment. Underneath is the front view over all size comparison of the K-r compared to the A300.

Pentax K-r vs Sony A300 size comparison

Using dimensions and weight, the portability score of the K-r and A300 is 67 and 64 respectively.

Pentax K-r vs Sony A300 top view buttons comparison

Pentax K-r vs Sony A300 Sensor Comparison

More often than not, it can be difficult to visualise the contrast between sensor sizes merely by reading through technical specs. The pic below will help offer you a much better sense of the sensor sizing in the K-r and A300.

As you can tell, the 2 cameras have got the exact same sensor measurements but not the same megapixels. You can expect to see the Pentax K-r to resolve extra detail due to its extra 2MP. Greater resolution can also help you crop pics much more aggressively. The newer K-r is going to have a benefit with regard to sensor tech.

Pentax K-r vs Sony A300 sensor size comparison

Pentax K-r vs Sony A300 Screen and ViewFinder

Pentax K-r vs Sony A300 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-r Portrait photography advice
Sony A300 Portrait photography advice
63
you can focus manually
sensor size is decent (APS-C)
has face detect focusing
saves RAW files
megapixel count low (12MP)
59
you can focus manually
good sensor size (APS-C)
delivers RAW formats
low megapixels (10 megapixels)
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Street Comparison

Pentax K-r Street photography factors
Sony A300 Street photography factors
66
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW files
fixed screen
74
screen tilts
has image stabilization (Sensor based)
good sensor size (APS-C)
delivers RAW formats
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Sports Comparison

Pentax K-r as a Sports photography camera
Sony A300 as a Sports photography camera
54
max shutter speed is good (1/6,000s)
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
supports phase detect AF
continuous shooting slow (6.0 fps)
megapixel count low (12 megapixels)
not so great battery (470 shots)
54
has image stabilization (Sensor based)
good sensor size (APS-C)
supports phase detect AF
max frames per second very slow (3.0 frames/s)
low megapixels (10MP)
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Travel Comparison

Pentax K-r Travel photography features
Sony A300 Travel photography features
47
has built in flash
not so great battery (470 per charge)
megapixel count low (12 megapixels)
doesn't have a selfie friendly screen
45
built-in flash
no Timelapse mode
low megapixels (10 megapixels)
screen is not selfie friendly
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Landscape Comparison

Pentax K-r Landscape photography highlights
Sony A300 Landscape photography highlights
65
you can focus manually
change lenses (Pentax KAF2 mount)
pretty good screen size (3 inches)
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW files
megapixel count low (12 megapixels)
not so great battery (470 per charge)
57
you can focus manually
change lenses (Sony/Minolta Alpha mount)
has image stabilization (Sensor based)
good sensor size (APS-C)
delivers RAW formats
small screen (2.7")
low megapixels (10 megapixels)
no Timelapse mode
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Vlogging Comparison

Pentax K-r Vlogging features
Sony A300 Vlogging features
26
built in image stabilization (Sensor based)
has face detect focusing
doesn't have a selfie friendly screen
video resolution low (1280 x 720 resolution)
missing microphone support
9
no video shooting
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Pentax K-r vs Sony A300 Specifications

Detailed spec comparison table for Pentax K-r and Sony A300
 Pentax K-rSony Alpha DSLR-A300
General Information
Company Pentax Sony
Model type Pentax K-r Sony Alpha DSLR-A300
Category Entry-Level DSLR Entry-Level DSLR
Introduced 2011-03-11 2008-01-30
Body design Compact SLR Compact SLR
Sensor Information
Powered by Prime II -
Sensor type CMOS CCD
Sensor size APS-C APS-C
Sensor measurements 23.6 x 15.8mm 23.6 x 15.8mm
Sensor surface area 372.9mm² 372.9mm²
Sensor resolution 12 megapixels 10 megapixels
Anti alias filter
Aspect ratio 3:2 -
Peak resolution 4288 x 2848 3872 x 2592
Highest native ISO 12800 3200
Highest enhanced ISO 25600 -
Min native ISO 200 100
RAW format
Min enhanced ISO 100 -
Autofocusing
Manual focusing
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points 11 9
Cross type focus points 9 -
Lens
Lens support Pentax KAF2 Sony/Minolta Alpha
Number of lenses 151 143
Focal length multiplier 1.5 1.5
Screen
Range of screen Fixed Type Tilting
Screen sizing 3 inch 2.7 inch
Screen resolution 921 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch functionality
Screen tech TFT LCD monitor -
Viewfinder Information
Viewfinder type Optical (pentamirror) Optical (pentamirror)
Viewfinder coverage 96% 95%
Viewfinder magnification 0.57x 0.49x
Features
Minimum shutter speed 30 secs 30 secs
Fastest shutter speed 1/6000 secs 1/4000 secs
Continuous shutter speed 6.0 frames/s 3.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set white balance
Image stabilization
Built-in flash
Flash distance 12.00 m (at ISO 100) 12.00 m (at ISO 100)
Flash modes Auto, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync, High-Speed Sync and Wireless Sync Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless
Hot shoe
Auto exposure bracketing
White balance bracketing
Fastest flash sync 1/180 secs -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1280 x 720 (25 fps), 640 x 480 (25 fps) -
Highest video resolution 1280x720 None
Video format Motion JPEG -
Microphone input
Headphone input
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 598 gr (1.32 lb) 632 gr (1.39 lb)
Dimensions 125 x 97 x 68mm (4.9" x 3.8" x 2.7") 131 x 99 x 75mm (5.2" x 3.9" x 3.0")
DXO scores
DXO Overall rating 72 64
DXO Color Depth rating 22.9 22.5
DXO Dynamic range rating 12.4 11.4
DXO Low light rating 755 538
Other
Battery life 470 images -
Battery format Battery Pack -
Battery ID D-LI109,4 x AA -
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse feature
Storage media SD/SDHC Compact Flash
Storage slots Single Single
Cost at release $1,100 $0