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Pentax K-r vs Sony A9 II

Portability
67
Imaging
53
Features
52
Overall
52
Pentax K-r front
 
Sony Alpha A9 Mark II front
Portability
62
Imaging
75
Features
93
Overall
82

Pentax K-r vs Sony A9 II Key Specs

Pentax K-r
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Screen
  • 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 A9 II
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 51200 (Bump to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 678g - 129 x 96 x 76mm
  • Revealed October 2019
  • Succeeded the Sony A9
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Pentax K-r vs Sony A9 II Overview

Its time to look a bit more closely at the Pentax K-r versus Sony A9 II, former is a Entry-Level DSLR while the latter is a Pro Mirrorless by rivals Pentax and Sony. There is a noticeable difference between the resolutions of the K-r (12MP) and A9 II (24MP) and the K-r (APS-C) and A9 II (Full frame) feature different sensor sizing.

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The K-r was introduced 9 years prior to the A9 II which is quite a sizable difference as far as tech is concerned. Both cameras come with different body type with the Pentax K-r being a Compact SLR camera and the Sony A9 II being a SLR-style mirrorless camera.

Before getting in to a more detailed comparison, below is a concise introduction of how the K-r grades against the A9 II when it comes to portability, imaging, features and an overall mark.

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Reasons to pick Pentax K-r over the Sony A9 II

 K-r A9 II 

Reasons to pick Sony A9 II over the Pentax K-r

 A9 II K-r 
RevealedOctober 2019March 2011Newer by 104 months
Screen typeTiltingFixed Tilting screen
Screen resolution1440k921kClearer screen (+519k dot)
Touch friendly screen Quickly navigate

Common features in the Pentax K-r and Sony A9 II

 K-r A9 II 
Focus manually Very precise focus
Screen dimension3"3"Identical screen measurement
Selfie screen Neither includes selfie screen

Pentax K-r vs Sony A9 II Physical Comparison

If you are aiming to travel with your camera often, you will want to take into account its weight and measurements. The Pentax K-r features external measurements of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") with a weight of 598 grams (1.32 lbs) and the Sony A9 II has proportions of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") along with a weight of 678 grams (1.49 lbs).

Examine the Pentax K-r versus Sony A9 II in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will differ dependant on the lens you are using at that moment. The following is the front view size comparison of the K-r vs the A9 II.

Pentax K-r vs Sony A9 II size comparison

Considering size and weight, the portability rating of the K-r and A9 II is 67 and 62 respectively.

Pentax K-r vs Sony A9 II top view buttons comparison

Pentax K-r vs Sony A9 II Sensor Comparison

Often, it's tough to imagine the difference between sensor dimensions simply by reading through specs. The pic underneath will offer you a more clear sense of the sensor sizing in the K-r and A9 II.

As you can plainly see, both cameras have got different resolutions and different sensor dimensions. The K-r using its tinier sensor is going to make shooting shallow DOF harder and the Sony A9 II will resolve extra detail using its extra 12MP. Higher resolution can also make it easier to crop shots much more aggressively. The more aged K-r is going to be behind in sensor innovation.

Pentax K-r vs Sony A9 II sensor size comparison

Pentax K-r vs Sony A9 II Screen and ViewFinder

Pentax K-r vs Sony A9 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-r Portrait photography highlights
Sony A9 II Portrait photography highlights
63
manual focus
sensor size is nice (APS-C)
offers face detection focusing
saves RAW formats
low megapixels (12MP)
85
focusing manually
decent sensor resolution (24MP)
sensor size is big (Full frame)
has face detect focus
saves RAW files
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Street Comparison

Street photography with Pentax K-r
Street photography with Sony A9 II
67
image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW formats
fixed screen
78
screen tilts
has image stabilization (Sensor based 5-axis)
sensor size is big (Full frame)
saves RAW files
includes focus via touch
environment sealing
good high ISO (51,200)
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Sports Comparison

Pentax K-r Sports photography advice
Sony A9 II Sports photography advice
55
maximum shutter speed is high (1/6,000 seconds)
image stabilization (Sensor based)
sensor size is nice (APS-C)
supports phase detect AF
painfully slow continuous shooting (6.0 frames/s)
low megapixels (12MP)
low battery (470 per charge)
87
max shutter speed is good (1/8,000s)
silent mode (1/32,000s)
high fps (20.0 frames per second)
has image stabilization (Sensor based 5-axis)
decent sensor resolution (24 megapixels)
sensor size is big (Full frame)
has tracking focus
environment sealing
great battery (690 CIPA)
has phase detect auto focus
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Travel Comparison

Travel photography with Pentax K-r
Travel photography with Sony A9 II
47
has built in flash
low battery (470 CIPA)
low megapixels (12 megapixels)
display is not selfie friendly
73
great battery (690 CIPA)
environment sealing
has bluetooth
includes focus via touch
decent sensor resolution (24 megapixels)
doesn't feature selfie friendly screen
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Landscape Comparison

Pentax K-r Landscape photography features
Sony A9 II Landscape photography features
65
manual focus
interchangeable lenses (Pentax KAF2 mount)
nice screen size (3 inch)
image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW formats
low megapixels (12 megapixels)
low battery (470 shots)
86
focusing manually
swap lenses (Sony E mount)
decent sized screen (3 inches)
has image stabilization (Sensor based 5-axis)
decent sensor resolution (24MP)
sensor size is big (Full frame)
good high ISO (51,200)
saves RAW files
environment sealing
great battery (690 per charge)
has dual storage slots
Photography Glossary

Vlogging Comparison

Pentax K-r as a Vlogging camera
Sony A9 II as a Vlogging camera
26
image stabilization (Sensor based)
offers face detection focusing
display is not selfie friendly
video resolution low (1280 x 720 pixels)
lack of external mic port
36
touchscreen
has image stabilization (Sensor based 5-axis)
has face detect focus
great video quality (3840 x 2160 pixels)
has mic jack
doesn't feature selfie friendly screen
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Pentax K-r vs Sony A9 II Specifications

Detailed spec comparison table for Pentax K-r and Sony A9 II
 Pentax K-rSony Alpha A9 Mark II
General Information
Company Pentax Sony
Model Pentax K-r Sony Alpha A9 Mark II
Type Entry-Level DSLR Pro Mirrorless
Released 2011-03-11 2019-10-03
Body design Compact SLR SLR-style mirrorless
Sensor Information
Processor Prime II BIONZ X
Sensor type CMOS BSI-CMOS
Sensor size APS-C Full frame
Sensor dimensions 23.6 x 15.8mm 35.6 x 23.8mm
Sensor area 372.9mm² 847.3mm²
Sensor resolution 12 megapixel 24 megapixel
Anti aliasing filter
Aspect ratio 3:2 3:2
Full resolution 4288 x 2848 6000 x 4000
Max native ISO 12800 51200
Max boosted ISO 25600 204800
Lowest native ISO 200 100
RAW files
Lowest boosted ISO 100 50
Autofocusing
Manual focus
AF touch
Continuous AF
Single AF
AF tracking
Selective AF
AF center weighted
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points 11 693
Cross focus points 9 -
Lens
Lens mount Pentax KAF2 Sony E
Available lenses 151 121
Focal length multiplier 1.5 1
Screen
Range of screen Fixed Type Tilting
Screen diagonal 3 inch 3 inch
Screen resolution 921k dot 1,440k dot
Selfie friendly
Liveview
Touch capability
Screen technology TFT LCD monitor -
Viewfinder Information
Viewfinder type Optical (pentamirror) Electronic
Viewfinder resolution - 3,686k dot
Viewfinder coverage 96 percent 100 percent
Viewfinder magnification 0.57x 0.78x
Features
Slowest shutter speed 30 seconds 30 seconds
Maximum shutter speed 1/6000 seconds 1/8000 seconds
Maximum silent shutter speed - 1/32000 seconds
Continuous shooting speed 6.0fps 20.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash range 12.00 m (at ISO 100) no built-in flash
Flash modes Auto, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync, High-Speed Sync and Wireless Sync Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync
Hot shoe
AEB
White balance bracketing
Maximum flash sync 1/180 seconds -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1280 x 720 (25 fps), 640 x 480 (25 fps) 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Max video resolution 1280x720 3840x2160
Video format Motion JPEG MPEG-4, AVCHD, H.264
Mic input
Headphone input
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.1 Gen 1 (5 GBit/sec)
GPS Optional None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 598g (1.32 pounds) 678g (1.49 pounds)
Dimensions 125 x 97 x 68mm (4.9" x 3.8" x 2.7") 129 x 96 x 76mm (5.1" x 3.8" x 3.0")
DXO scores
DXO All around 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 pictures 690 pictures
Battery format Battery Pack Battery Pack
Battery model D-LI109,4 x AA NP-FZ100
Self timer Yes (2 or 12 sec) Yes (2, 5, 10 secs + continuous, 3 or 5 frames)
Time lapse recording
Storage media SD/SDHC Dual SD/SDHC/SDXC slots (UHS-II compatible)
Storage slots One Dual
Cost at launch $1,100 $4,498