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Pentax K-70 vs Sony A37

Portability
62
Imaging
67
Features
81
Overall
72
Pentax K-70 front
 
Sony SLT-A37 front
Portability
67
Imaging
57
Features
65
Overall
60

Pentax K-70 vs Sony A37 Key Specs

Pentax K-70
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 102400
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/6000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 688g - 126 x 93 x 74mm
  • Introduced June 2016
  • Renewed by Pentax KF
Sony A37
(Full Review)
  • 16MP - APS-C Sensor
  • 2.6" Tilting Screen
  • ISO 100 - 25600
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 506g - 124 x 92 x 85mm
  • Revealed May 2012
  • Earlier Model is Sony A35
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Pentax K-70 vs Sony A37 Overview

Below, we will be comparing the Pentax K-70 versus Sony A37, both Entry-Level DSLR cameras by manufacturers Pentax and Sony. There is a sizeable difference among the resolutions of the K-70 (24MP) and A37 (16MP) but they enjoy the exact same sensor measurements (APS-C).

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The K-70 was launched 4 years later than the A37 and that is a fairly large gap as far as camera tech is concerned. Both the cameras come with the identical body type (Compact SLR).

Before getting in to a detailed comparison, below is a short introduction of how the K-70 grades vs the A37 with regards to portability, imaging, features and an overall grade.

Photography Glossary
	
	

Reasons to pick Pentax K-70 over the Sony A37

 K-70 A37 
RevealedJune 2016May 2012More recent by 50 months
Screen typeFully ArticulatedTiltingFully Articulating screen
Screen dimension3"2.6"Bigger screen (+0.4")
Screen resolution921k230kCrisper screen (+691k dot)
Selfie screen Easy selfies

Reasons to pick Sony A37 over the Pentax K-70

 A37 K-70 

Common features in the Pentax K-70 and Sony A37

 K-70 A37 
Manually focus Dial accurate focusing
Touch screen No Touch screen

Pentax K-70 vs Sony A37 Physical Comparison

If you are intending to lug around your camera often, you will have to consider its weight and measurements. The Pentax K-70 enjoys outer measurements of 126mm x 93mm x 74mm (5.0" x 3.7" x 2.9") with a weight of 688 grams (1.52 lbs) and the Sony A37 has proportions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") with a weight of 506 grams (1.12 lbs).

Check the Pentax K-70 versus Sony A37 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you have chosen at that time. Underneath is the front view measurements comparison of the K-70 vs the A37.

Pentax K-70 vs Sony A37 size comparison

Using size and weight, the portability grade of the K-70 and A37 is 62 and 67 respectively.

Pentax K-70 vs Sony A37 top view buttons comparison

Pentax K-70 vs Sony A37 Sensor Comparison

Often, it can be tough to see the gap in sensor measurements only by seeing technical specs. The photograph here will help provide you a much better sense of the sensor measurements in the K-70 and A37.

As you can tell, the 2 cameras posses the exact same sensor measurements albeit not the same resolution. You should expect the Pentax K-70 to provide extra detail utilizing its extra 8MP. Higher resolution will also let you crop shots somewhat more aggressively. The younger K-70 will have a benefit when it comes to sensor technology.

Pentax K-70 vs Sony A37 sensor size comparison

Pentax K-70 vs Sony A37 Screen and ViewFinder

Pentax K-70 vs Sony A37 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-70 as a Portrait photography camera
Sony A37 as a Portrait photography camera
80
manual focus
megapixel count good (24 megapixels)
sensor size is decent (APS-C)
comes with face detection autofocus
delivers RAW formats
74
you can focus manually
MP count good (16 megapixels)
decent sensor size (APS-C)
has face detect focus
exports RAW formats
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Street Comparison

Pentax K-70 Street photography advice
Sony A37 Street photography advice
71
screen articulates
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
delivers RAW formats
weather proofing
good ISO range (102,400)
heavier than competition in class (688 grams)
77
screen tilts
built in image stabilization (Sensor based)
decent sensor size (APS-C)
exports RAW formats
good high ISO (25,600)
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Sports Comparison

Pentax K-70 Sports photography info
Sony A37 Sports photography info
72
high shutter speed (1/6,000s)
built in image stabilization (Sensor based)
megapixel count good (24 megapixels)
sensor size is decent (APS-C)
comes with tracking autofocus
weather proofing
has phase detect autofocus
slow continuous shooting (6.0 frames per second)
terrible battery life (410 per charge)
61
built in image stabilization (Sensor based)
MP count good (16 megapixels)
decent sensor size (APS-C)
has phase detect auto focus
max fps low (6.0 fps)
low battery power (500 shots)
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Travel Comparison

Pentax K-70 as a Travel photography camera
Sony A37 as a Travel photography camera
64
weather proofing
megapixel count good (24MP)
flash built-in
screen is selfie friendly
terrible battery life (410 per charge)
heavier than competition in class (688g)
54
MP count good (16 megapixels)
flash built-in
doesn't have Time Lapse mode
low battery power (500 shots)
display is not selfie friendly
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Landscape Comparison

Pentax K-70 Landscape photography details
Sony A37 Landscape photography details
78
manual focus
switch lenses (Pentax KAF2 mount)
good sized screen (3 inches)
built in image stabilization (Sensor based)
megapixel count good (24 megapixels)
sensor size is decent (APS-C)
does not have anti-alias filter
good ISO range (102,400)
delivers RAW formats
weather proofing
terrible battery life (410 CIPA)
64
you can focus manually
switch lenses (Sony/Minolta Alpha mount)
built in image stabilization (Sensor based)
MP count good (16 megapixels)
decent sensor size (APS-C)
good high ISO (25,600)
exports RAW formats
screen is somewhat small (2.6 inches)
low battery power (500 CIPA)
doesn't have Time Lapse mode
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Vlogging Comparison

Pentax K-70 Vlogging factors
Sony A37 Vlogging factors
71
screen is selfie friendly
built in image stabilization (Sensor based)
comes with face detection autofocus
high quality video (1920 x 1080 pixels)
has external mic jack
heavier than competition in class (688g)
35
built in image stabilization (Sensor based)
has face detect focus
high quality video (1920 x 1080 resolution)
has mic jack
display is not selfie friendly
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Pentax K-70 vs Sony A37 Specifications

Detailed spec comparison table for Pentax K-70 and Sony A37
 Pentax K-70Sony SLT-A37
General Information
Make Pentax Sony
Model type Pentax K-70 Sony SLT-A37
Class Entry-Level DSLR Entry-Level DSLR
Introduced 2016-06-08 2012-05-16
Body design Compact SLR Compact SLR
Sensor Information
Processor PRIME MII -
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor dimensions 23.5 x 15.6mm 23.5 x 15.6mm
Sensor area 366.6mm² 366.6mm²
Sensor resolution 24MP 16MP
Anti alias filter
Aspect ratio 3:2 3:2 and 16:9
Full resolution 6000 x 4000 4912 x 3264
Max native ISO 102400 25600
Minimum native ISO 100 100
RAW format
Autofocusing
Manual focusing
Touch focus
Continuous AF
Single AF
Tracking AF
Selective AF
Center weighted AF
AF multi area
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points 11 15
Cross type focus points 9 3
Lens
Lens mount type Pentax KAF2 Sony/Minolta Alpha
Available lenses 151 143
Crop factor 1.5 1.5
Screen
Range of display Fully Articulated Tilting
Display sizing 3 inch 2.6 inch
Display resolution 921 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder resolution - 1,440 thousand dot
Viewfinder coverage 100% 100%
Viewfinder magnification 0.63x 0.73x
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/6000s 1/4000s
Continuous shooting speed 6.0 frames per second 6.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash distance 12.00 m (at ISO 100) 12.00 m
Flash modes Auto, auto w/redeye reduction, flash on, flash + redeye reduction, slow sync, trailing curtain sync, 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 - 1/160s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p) 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Max video resolution 1920x1080 1920x1080
Video data format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Mic input
Headphone input
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 688 grams (1.52 pounds) 506 grams (1.12 pounds)
Dimensions 126 x 93 x 74mm (5.0" x 3.7" x 2.9") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO All around rating not tested 75
DXO Color Depth rating not tested 23.3
DXO Dynamic range rating not tested 12.9
DXO Low light rating not tested 799
Other
Battery life 410 images 500 images
Form of battery Battery Pack Battery Pack
Battery ID - NP-FW50
Self timer Yes (2 or 12 secs, continuous) Yes (2 or 10 sec, 10 sec 3 or 5 images)
Time lapse feature
Storage media SD/SDHC/SDXC (UHS-I compatible) SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Storage slots 1 1
Price at launch $649 $522