Pentax K-r vs Sony A300
67 Imaging
52 Features
52 Overall
52


64 Imaging
49 Features
45 Overall
47
Pentax K-r vs Sony A300 Key Specs
(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
(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

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).

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.

Pentax K-r vs Sony A300 Gallery
This is a sample of the gallery pics for Pentax K-r & Sony Alpha DSLR-A300. The entire galleries are available at Pentax K-r Gallery & Sony A300 Gallery.
Reasons to pick Pentax K-r over the Sony A300
K-r | A300 | |||
---|---|---|---|---|
Announced | March 2011 | ![]() | January 2008 | More modern by 38 months |
Display dimension | 3" | ![]() | 2.7" | Larger display (+0.3") |
Display resolution | 921k | ![]() | 230k | Crisper display (+691k dot) |
Reasons to pick Sony A300 over the Pentax K-r
A300 | K-r | |||
---|---|---|---|---|
Display type | Tilting | ![]() | Fixed | 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.
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.

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

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 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K-r vs Sony A300 Specifications
Pentax K-r | Sony 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 |