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Pentax K-5 vs Sony A77 II

Portability
60
Imaging
56
Features
82
Overall
66
Pentax K-5 front
 
Sony SLT-A77 II front
Portability
62
Imaging
66
Features
85
Overall
73

Pentax K-5 vs Sony A77 II Key Specs

Pentax K-5
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 80 - 12800 (Push to 51200)
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 740g - 131 x 97 x 73mm
  • Released December 2010
  • Replaced the Pentax K-7
  • Renewed by Pentax K-5 IIs
Sony A77 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 50 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 647g - 143 x 104 x 81mm
  • Announced May 2014
  • Succeeded the Sony A77
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Pentax K-5 vs Sony A77 II Overview

Its time to look a little more closely at the Pentax K-5 vs Sony A77 II, both Advanced DSLR digital cameras by companies Pentax and Sony. There exists a sizeable gap between the image resolutions of the K-5 (16MP) and A77 II (24MP) but both cameras have the identical sensor sizing (APS-C).

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The K-5 was launched 4 years earlier than the A77 II and that is quite a large gap as far as technology is concerned. The two cameras feature the same body design (Mid-size SLR).

Before getting into a step-by-step comparison, here is a brief highlight of how the K-5 matches up vs the A77 II for portability, imaging, features and an overall grade.

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Reasons to pick Pentax K-5 over the Sony A77 II

 K-5 A77 II 

Reasons to pick Sony A77 II over the Pentax K-5

 A77 II K-5 
AnnouncedMay 2014December 2010More recent by 41 months
Display typeFully ArticulatedFixed Fully Articulating display
Display resolution1229k921kClearer display (+308k dot)
Selfie screen Take selfies

Common features in the Pentax K-5 and Sony A77 II

 K-5 A77 II 
Manual focus Very precise focusing
Display size3"3"Same display measurement
Touch display Lack of Touch display

Pentax K-5 vs Sony A77 II Physical Comparison

For anyone who is intending to lug around your camera regularly, you have to consider its weight and proportions. The Pentax K-5 enjoys outside measurements of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") with a weight of 740 grams (1.63 lbs) while the Sony A77 II has measurements of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") with a weight of 647 grams (1.43 lbs).

See the Pentax K-5 vs Sony A77 II in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will differ based on the lens you have attached at the time. Following is a front view measurement comparison of the K-5 against the A77 II.

Pentax K-5 vs Sony A77 II size comparison

Taking into account dimensions and weight, the portability grade of the K-5 and A77 II is 60 and 62 respectively.

Pentax K-5 vs Sony A77 II top view buttons comparison

Pentax K-5 vs Sony A77 II Sensor Comparison

Typically, it is very difficult to envision the contrast between sensor measurements just by going over specifications. The graphic below should give you a far better sense of the sensor measurements in the K-5 and A77 II.

To sum up, both the cameras come with the identical sensor size but not the same MP. You should expect to see the Sony A77 II to deliver greater detail utilizing its extra 8MP. Greater resolution will also enable you to crop pics a good deal more aggressively. The older K-5 is going to be behind with regard to sensor tech.

Pentax K-5 vs Sony A77 II sensor size comparison

Pentax K-5 vs Sony A77 II Screen and ViewFinder

Pentax K-5 vs Sony A77 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-5 Portrait photography highlights
Sony A77 II Portrait photography highlights
73
focusing manually
decent sensor resolution (16 megapixels)
decent sensor size (APS-C)
offers face detection autofocus
supports RAW formats
79
focusing manually
sensor resolution is decent (24MP)
nice sensor size (APS-C)
supports face detection focusing
supports RAW files
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Street Comparison

Pentax K-5 Street photography advice
Sony A77 II Street photography advice
66
built in image stabilization (Sensor based)
decent sensor size (APS-C)
supports RAW formats
environment proofing
screen does not articulate
76
screen can move to multiple angles
image stabilization (Sensor based)
nice sensor size (APS-C)
supports RAW files
weather proof
great high ISO (25,600)
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Sports Comparison

Sports photography with Pentax K-5
Sports photography with Sony A77 II
78
high shutter speed (1/8,000s)
built in image stabilization (Sensor based)
decent sensor resolution (16 megapixels)
decent sensor size (APS-C)
offers tracking autofocus
environment proofing
comes with phase detect autofocus
76
high shutter speed (1/8,000 seconds)
image stabilization (Sensor based)
sensor resolution is decent (24MP)
nice sensor size (APS-C)
supports tracking autofocus
weather proof
sensor has phase detect AF
terrible battery pack (480 CIPA)
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Travel Comparison

Pentax K-5 as a Travel photography camera
Sony A77 II as a Travel photography camera
65
environment proofing
decent sensor resolution (16MP)
flash built-in
screen is not selfie friendly
64
weather proof
sensor resolution is decent (24MP)
built-in flash
display is selfie friendly
doesn't have Time Lapse recording
terrible battery pack (480 CIPA)
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Landscape Comparison

Pentax K-5 Landscape photography info
Sony A77 II Landscape photography info
78
focusing manually
change lenses (Pentax KAF2 mount)
screen is a decent size (3")
built in image stabilization (Sensor based)
decent sensor resolution (16MP)
decent sensor size (APS-C)
supports RAW formats
environment proofing
73
focusing manually
change lenses (Sony/Minolta Alpha mount)
screen size is decent (3")
image stabilization (Sensor based)
sensor resolution is decent (24 megapixels)
nice sensor size (APS-C)
great high ISO (25,600)
supports RAW files
weather proof
terrible battery pack (480 shots)
doesn't have Time Lapse recording
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Vlogging Comparison

Pentax K-5 Vlogging advice
Sony A77 II Vlogging advice
33
built in image stabilization (Sensor based)
offers face detection autofocus
high quality video (1920 x 1080 pxls)
does have external microphone socket
screen is not selfie friendly
78
display is selfie friendly
image stabilization (Sensor based)
supports face detection focusing
high quality video (1920 x 1080 pixels)
includes external mic support
Photography Glossary

Pentax K-5 vs Sony A77 II Specifications

Detailed spec comparison table for Pentax K-5 and Sony A77 II
 Pentax K-5Sony SLT-A77 II
General Information
Make Pentax Sony
Model Pentax K-5 Sony SLT-A77 II
Class Advanced DSLR Advanced DSLR
Released 2010-12-18 2014-05-21
Physical type Mid-size SLR Mid-size SLR
Sensor Information
Chip Prime II Bionz X
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor dimensions 23.7 x 15.7mm 23.5 x 15.6mm
Sensor surface area 372.1mm² 366.6mm²
Sensor resolution 16 megapixel 24 megapixel
Anti aliasing filter
Aspect ratio 3:2 3:2 and 16:9
Highest Possible resolution 4928 x 3264 6000 x 4000
Maximum native ISO 12800 25600
Maximum enhanced ISO 51200 -
Minimum native ISO 80 50
RAW files
Autofocusing
Focus manually
Touch focus
Continuous AF
AF single
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 11 79
Cross focus points 9 15
Lens
Lens mounting type Pentax KAF2 Sony/Minolta Alpha
Amount of lenses 151 143
Crop factor 1.5 1.5
Screen
Type of screen Fixed Type Fully Articulated
Screen sizing 3" 3"
Screen resolution 921k dots 1,229k dots
Selfie friendly
Liveview
Touch capability
Screen technology TFT LCD monitor -
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder resolution - 2,359k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.61x 0.73x
Features
Min shutter speed 30s 30s
Max shutter speed 1/8000s 1/8000s
Continuous shutter rate 7.0 frames/s 12.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash range 13.00 m (at ISO 100) 12.00 m (at ISO 100)
Flash settings Auto, On, Off, Red-eye, Slow sync, High speed, Rear curtain and Wireless Auto, fill, rear sync, slow sync
Hot shoe
Auto exposure bracketing
White balance bracketing
Max flash synchronize 1/180s 1/250s
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1920 x 1080 (25 fps), 1280 x 720 (25, 30 fps), 640 x 424 (25, 30 fps) 1920 x 1080 (60p, 60i, 30p), 1440 x 1080 (30p), 640 x 480 (30p)
Maximum video resolution 1920x1080 1920x1080
Video format Motion JPEG MPEG-4, AVCHD, XAVC S
Mic support
Headphone support
Connectivity
Wireless None Built-In
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 740g (1.63 lbs) 647g (1.43 lbs)
Physical dimensions 131 x 97 x 73mm (5.2" x 3.8" x 2.9") 143 x 104 x 81mm (5.6" x 4.1" x 3.2")
DXO scores
DXO Overall score 82 82
DXO Color Depth score 23.7 24.4
DXO Dynamic range score 14.1 13.4
DXO Low light score 1162 1013
Other
Battery life 980 pictures 480 pictures
Battery style Battery Pack Battery Pack
Battery model D-LI90 NP-FM500H
Self timer Yes ( 2 or 12 seconds) Yes (Yes (2 or 12 sec))
Time lapse shooting
Type of storage SD/SDHC/SDXC SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Card slots 1 1
Cost at release $800 $1,198