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Pentax K-5 IIs vs Sony A77

Portability
60
Imaging
58
Features
83
Overall
68
Pentax K-5 IIs front
 
Sony SLT-A77 front
Portability
59
Imaging
64
Features
83
Overall
71

Pentax K-5 IIs vs Sony A77 Key Specs

Pentax K-5 IIs
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 12800 (Raise to 51200)
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 760g - 131 x 97 x 73mm
  • Introduced June 2013
  • Previous Model is Pentax K-5
Sony A77
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 50 - 16000 (Boost to 25600)
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 732g - 143 x 104 x 81mm
  • Announced October 2011
  • Succeeded the Sony A700
  • Newer Model is Sony A77 II
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Pentax K-5 IIs vs Sony A77 Overview

Let's look closer at the Pentax K-5 IIs vs Sony A77, both Advanced DSLR cameras by competitors Pentax and Sony. There is a crucial difference among the image resolutions of the K-5 IIs (16MP) and A77 (24MP) but both cameras have the same sensor size (APS-C).

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The K-5 IIs was announced 20 months later than the A77 which makes them a generation apart from each other. Each of these cameras have the same body design (Mid-size SLR).

Before going straight to a in depth comparison, here is a quick highlight of how the K-5 IIs matches up versus the A77 in regards to portability, imaging, features and an overall rating.

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

 K-5 IIs A77 
AnnouncedJune 2013October 2011Fresher by 20 months

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

 A77 K-5 IIs 
Screen typeFully ArticulatedFixed Fully Articulating screen
Selfie screen Take selfies

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

 K-5 IIs A77 
Manual focus Dial exact focus
Screen dimensions3"3"Equal screen size
Screen resolution921k921kIdentical screen resolution
Touch screen Missing Touch screen

Pentax K-5 IIs vs Sony A77 Physical Comparison

In case you're intending to carry your camera often, you will have to factor in its weight and proportions. The Pentax K-5 IIs offers physical dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") having a weight of 760 grams (1.68 lbs) whilst the Sony A77 has measurements of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") and a weight of 732 grams (1.61 lbs).

Check out the Pentax K-5 IIs vs Sony A77 in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an Interchangeable Lens Camera will change depending on the lens you use during that time. Below is a front view dimension comparison of the K-5 IIs vs the A77.

Pentax K-5 IIs vs Sony A77 size comparison

Using size and weight, the portability grade of the K-5 IIs and A77 is 60 and 59 respectively.

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

Pentax K-5 IIs vs Sony A77 Sensor Comparison

In many cases, it's difficult to envision the difference in sensor sizing simply by checking out specifications. The visual here will offer you a better sense of the sensor dimensions in the K-5 IIs and A77.

Plainly, the 2 cameras have the same sensor dimensions albeit not the same resolution. You should count on the Sony A77 to provide more detail with its extra 8MP. Higher resolution will also enable you to crop shots a bit more aggressively. The more recent K-5 IIs will have an advantage with regard to sensor tech.

Pentax K-5 IIs vs Sony A77 sensor size comparison

Pentax K-5 IIs vs Sony A77 Screen and ViewFinder

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

Portrait Comparison

Pentax K-5 IIs as a Portrait photography camera
Sony A77 as a Portrait photography camera
74
has manual focus
megapixel count good (16MP)
sensor size is decent (APS-C)
includes face detection autofocus
delivers RAW files
78
you can focus manually
sensor resolution is decent (24MP)
decent sensor size (APS-C)
includes face detect autofocus
saves RAW files
Photography Glossary

Street Comparison

Pentax K-5 IIs Street photography factors
Sony A77 Street photography factors
67
image stabilization (Sensor based)
sensor size is decent (APS-C)
delivers RAW files
environment proof
fixed screen
75
screen can move to multiple angles
has image stabilization (Sensor based)
decent sensor size (APS-C)
saves RAW files
weather proof
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Sports Comparison

Pentax K-5 IIs Sports photography factors
Sony A77 Sports photography factors
79
great max shutter speed (1/8,000s)
image stabilization (Sensor based)
megapixel count good (16MP)
sensor size is decent (APS-C)
includes tracking autofocus
environment proof
sensor has phase detect autofocus
74
great max shutter speed (1/8,000 seconds)
has image stabilization (Sensor based)
sensor resolution is decent (24 megapixels)
decent sensor size (APS-C)
weather proof
sensor has phase detect autofocus
terrible battery (470 CIPA)
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Travel Comparison

Pentax K-5 IIs as a Travel photography camera
Sony A77 as a Travel photography camera
65
environment proof
megapixel count good (16MP)
built-in flash
display isn't selfie friendly
63
weather proof
sensor resolution is decent (24MP)
built-in flash
screen is selfie friendly
no Time Lapse recording
terrible battery (470 CIPA)
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Landscape Comparison

Pentax K-5 IIs as a Landscape photography camera
Sony A77 as a Landscape photography camera
79
has manual focus
interchangeable lenses (Pentax KAF2 mount)
screen size is good (3")
image stabilization (Sensor based)
megapixel count good (16MP)
sensor size is decent (APS-C)
doesnt have anti-alias filter
delivers RAW files
environment proof
71
you can focus manually
change lenses (Sony/Minolta Alpha mount)
screen is a decent size (3 inches)
has image stabilization (Sensor based)
sensor resolution is decent (24 megapixels)
decent sensor size (APS-C)
saves RAW files
weather proof
terrible battery (470 shots)
no Time Lapse recording
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Vlogging Comparison

Pentax K-5 IIs Vlogging details
Sony A77 Vlogging details
33
image stabilization (Sensor based)
includes face detection autofocus
high quality video (1920 x 1080 resolution)
includes external microphone jack
display isn't selfie friendly
76
screen is selfie friendly
has image stabilization (Sensor based)
includes face detect autofocus
video resolution high (1920 x 1080 pixels)
includes mic support
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Pentax K-5 IIs vs Sony A77 Specifications

Detailed spec comparison table for Pentax K-5 IIs and Sony A77
 Pentax K-5 IIsSony SLT-A77
General Information
Company Pentax Sony
Model Pentax K-5 IIs Sony SLT-A77
Type Advanced DSLR Advanced DSLR
Introduced 2013-06-04 2011-10-25
Physical type Mid-size SLR Mid-size SLR
Sensor Information
Processor Chip Prime II Bionz
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 megapixels 24 megapixels
Anti aliasing filter
Aspect ratio 3:2 3:2 and 16:9
Maximum resolution 4928 x 3264 6000 x 4000
Maximum native ISO 12800 16000
Maximum boosted ISO 51200 25600
Minimum native ISO 100 50
RAW data
Minimum boosted ISO 80 -
Autofocusing
Focus manually
Touch focus
AF continuous
Single AF
Tracking AF
AF selectice
Center weighted AF
Multi area AF
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points 11 19
Cross focus points 9 11
Lens
Lens mount Pentax KAF2 Sony/Minolta Alpha
Total lenses 151 143
Crop factor 1.5 1.5
Screen
Type of screen Fixed Type Fully Articulated
Screen size 3" 3"
Screen resolution 921k dots 921k dots
Selfie friendly
Liveview
Touch operation
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
Slowest shutter speed 30s 30s
Maximum shutter speed 1/8000s 1/8000s
Continuous shooting rate 7.0 frames per sec 12.0 frames per sec
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Custom WB
Image stabilization
Built-in flash
Flash range 13.00 m (at ISO 100) 12.00 m
Flash options Auto, On, Off, Red-eye, Slow sync, High speed, Rear curtain and Wireless Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
Auto exposure bracketing
WB bracketing
Maximum flash synchronize 1/180s 1/250s
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (25 fps), 1280 x 720 (25, 30 fps), 640 x 480 (25, 30 fps) 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Maximum video resolution 1920x1080 1920x1080
Video data format Motion JPEG MPEG-4, AVCHD, H.264
Mic support
Headphone support
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional BuiltIn
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 760 gr (1.68 lb) 732 gr (1.61 lb)
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 All around score 82 78
DXO Color Depth score 23.9 24.0
DXO Dynamic range score 14.1 13.2
DXO Low light score 1208 801
Other
Battery life 980 shots 470 shots
Form of battery Battery Pack Battery Pack
Battery model D-LI90 NP-FM500H
Self timer Yes ( 2 or 12 seconds) Yes (2 or 10 sec)
Time lapse recording
Storage type SD/SDHC/SDXC SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots 1 1
Pricing at launch $749 $900