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Pentax K-3 vs Sony A35

Portability
59
Imaging
64
Features
85
Overall
72
Pentax K-3 front
 
Sony SLT-A35 front
Portability
69
Imaging
55
Features
70
Overall
61

Pentax K-3 vs Sony A35 Key Specs

Pentax K-3
(Full Review)
  • 24MP - APS-C Sensor
  • 3.2" Fixed Display
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 800g - 131 x 100 x 77mm
  • Announced April 2014
  • Later Model is Pentax K-3 II
Sony A35
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 25600
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 415g - 124 x 92 x 85mm
  • Released September 2011
  • Superseded the Sony A33
  • Successor is Sony A37
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Pentax K-3 vs Sony A35 Overview

Here is a comprehensive overview of the Pentax K-3 versus Sony A35, one being a Advanced DSLR and the other is a Entry-Level DSLR by companies Pentax and Sony. There is a big difference among the image resolutions of the K-3 (24MP) and A35 (16MP) but they enjoy the same exact sensor sizes (APS-C).

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The K-3 was released 2 years later than the A35 and that is a fairly big gap as far as camera tech is concerned. Each of these cameras offer different body type with the Pentax K-3 being a Mid-size SLR camera and the Sony A35 being a Compact SLR camera.

Before diving through a more detailed comparison, below is a quick view of how the K-3 grades against the A35 in terms of portability, imaging, features and an overall rating.

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Reasons to pick Pentax K-3 over the Sony A35

 K-3 A35 
ReleasedApril 2014September 2011Fresher by 32 months
Display sizing3.2"3"Larger display (+0.2")
Display resolution1037k921kCrisper display (+116k dot)

Reasons to pick Sony A35 over the Pentax K-3

 A35 K-3 

Common features in the Pentax K-3 and Sony A35

 K-3 A35 
Focus manually Very precise focusing
Display typeFixed Fixed Fixed display
Selfie screen Missing selfie screen
Touch friendly display Missing Touch friendly display

Pentax K-3 vs Sony A35 Physical Comparison

If you are looking to carry your camera regularly, you'll have to factor in its weight and size. The Pentax K-3 has physical dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") accompanied by a weight of 800 grams (1.76 lbs) whilst the Sony A35 has specifications of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") having a weight of 415 grams (0.91 lbs).

Look at the Pentax K-3 versus Sony A35 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you use during that time. Below is the front view over all size comparison of the K-3 compared to the A35.

Pentax K-3 vs Sony A35 size comparison

Using size and weight, the portability grade of the K-3 and A35 is 59 and 69 respectively.

Pentax K-3 vs Sony A35 top view buttons comparison

Pentax K-3 vs Sony A35 Sensor Comparison

Oftentimes, it is difficult to imagine the contrast in sensor sizing purely by checking out specs. The visual underneath might give you a much better sense of the sensor dimensions in the K-3 and A35.

All in all, both cameras offer the same exact sensor sizing but different resolution. You should expect to see the Pentax K-3 to show more detail as a result of its extra 8 Megapixels. Greater resolution will let you crop photos a little more aggressively. The more modern K-3 provides an edge in sensor technology.

Pentax K-3 vs Sony A35 sensor size comparison

Pentax K-3 vs Sony A35 Screen and ViewFinder

Pentax K-3 vs Sony A35 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Portrait photography with Pentax K-3
Portrait photography with Sony A35
78
manual focus
good MP (24MP)
sensor size is decent (APS-C)
features face detect focus
saves RAW files
73
manual focus
megapixel count good (16MP)
sensor size is nice (APS-C)
includes face detect autofocus
exports RAW files
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Street Comparison

Pentax K-3 as a Street photography camera
Sony A35 as a Street photography camera
69
has image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW files
weather sealing
very good ISO range (51,200)
screen is fixed
71
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
exports RAW files
lighter than average in class (415g)
very good high ISO (25,600)
screen does not articulate
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Sports Comparison

Pentax K-3 Sports photography advice
Sony A35 Sports photography advice
75
maximum shutter speed is high (1/8,000 seconds)
has image stabilization (Sensor based)
good MP (24MP)
sensor size is decent (APS-C)
features tracking focus
weather sealing
sensor has phase detect auto focus
bad battery (560 per charge)
60
built in image stabilization (Sensor based)
megapixel count good (16MP)
sensor size is nice (APS-C)
supports phase detect autofocus
slow frames per second (6.0 fps)
low battery power (440 CIPA)
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Travel Comparison

Travel photography with Pentax K-3
Travel photography with Sony A35
60
weather sealing
good MP (24MP)
flash built-in
bad battery (560 per charge)
display isn't selfie friendly
58
lighter than average in class (415g)
megapixel count good (16 megapixels)
has built in flash
doesn't have Timelapse recording
low battery power (440 per charge)
display isn't selfie friendly
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Landscape Comparison

Pentax K-3 as a Landscape photography camera
Sony A35 as a Landscape photography camera
77
manual focus
interchangeable lenses (Pentax KAF2 mount)
pretty good screen size (3.2")
has image stabilization (Sensor based)
good MP (24MP)
sensor size is decent (APS-C)
doesnt have anti aliasing filter
very good ISO range (51,200)
saves RAW files
weather sealing
has double storage slots
bad battery (560 per charge)
68
manual focus
switch lenses (Sony/Minolta Alpha mount)
good sized screen (3 inches)
built in image stabilization (Sensor based)
megapixel count good (16 megapixels)
sensor size is nice (APS-C)
very good high ISO (25,600)
exports RAW files
low battery power (440 shots)
doesn't have Timelapse recording
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Vlogging Comparison

Pentax K-3 as a Vlogging camera
Sony A35 as a Vlogging camera
34
has image stabilization (Sensor based)
features face detect focus
high quality video (1920 x 1080 pxls)
includes microphone port
display isn't selfie friendly
35
built in image stabilization (Sensor based)
includes face detect autofocus
video resolution high (1920 x 1080 pxls)
comes with microphone port
lighter than average in class (415g)
display isn't selfie friendly
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Pentax K-3 vs Sony A35 Specifications

Detailed spec comparison table for Pentax K-3 and Sony A35
 Pentax K-3Sony SLT-A35
General Information
Make Pentax Sony
Model Pentax K-3 Sony SLT-A35
Type Advanced DSLR Entry-Level DSLR
Announced 2014-04-10 2011-09-20
Body design Mid-size SLR Compact SLR
Sensor Information
Processor Prime III Bionz
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor measurements 23.5 x 15.6mm 23.5 x 15.6mm
Sensor area 366.6mm² 366.6mm²
Sensor resolution 24 megapixels 16 megapixels
Anti aliasing filter
Aspect ratio 3:2 3:2 and 16:9
Maximum resolution 6016 x 4000 4912 x 3264
Maximum native ISO 51200 25600
Min native ISO 100 100
RAW data
Autofocusing
Manual focus
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 27 15
Cross focus points 25 3
Lens
Lens mounting type Pentax KAF2 Sony/Minolta Alpha
Available lenses 151 143
Focal length multiplier 1.5 1.5
Screen
Display type Fixed Type Fixed Type
Display diagonal 3.2 inch 3 inch
Display resolution 1,037k dot 921k dot
Selfie friendly
Liveview
Touch screen
Display tech TFT LCD monitor -
Viewfinder Information
Viewfinder type Optical (pentaprism) Electronic
Viewfinder resolution - 1,150k dot
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.64x 0.73x
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/8000s 1/4000s
Continuous shooting speed 8.0 frames/s 6.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash range 13.00 m (at ISO 100) 12.00 m
Flash settings Auto, on, off, red-eye, slow sync, slow sync + red-eye, trailing curtain sync, high speed, wireless, manual Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
AE bracketing
White balance bracketing
Highest flash sync 1/180s 1/160s
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p) 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Maximum video resolution 1920x1080 1920x1080
Video file format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Microphone jack
Headphone jack
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 800 grams (1.76 lbs) 415 grams (0.91 lbs)
Dimensions 131 x 100 x 77mm (5.2" x 3.9" x 3.0") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO All around score 80 74
DXO Color Depth score 23.7 23.3
DXO Dynamic range score 13.4 12.7
DXO Low light score 1216 763
Other
Battery life 560 images 440 images
Type of battery Battery Pack Battery Pack
Battery model D-LI90 NP-FW50
Self timer Yes ( 2 or 12 seconds) Yes (2 or 10 sec, 10 sec 3 or 5 images)
Time lapse feature
Type of storage Dual SD/SDHC/SDXC SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Dual Single
Pricing at launch $639 $598