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Pentax K-01 vs Sony A37

Portability
76
Imaging
57
Features
68
Overall
61
Pentax K-01 front
 
Sony SLT-A37 front
Portability
67
Imaging
57
Features
65
Overall
60

Pentax K-01 vs Sony A37 Key Specs

Pentax K-01
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 12800 (Expand to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 561g - 122 x 79 x 58mm
  • Released May 2012
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
  • Introduced May 2012
  • Succeeded the Sony A35
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Pentax K-01 vs Sony A37 Overview

Below is a comprehensive overview of the Pentax K-01 versus Sony A37, one being a Entry-Level Mirrorless and the latter is a Entry-Level DSLR by rivals Pentax and Sony. The sensor resolution of the K-01 (16MP) and the A37 (16MP) is pretty similar and both cameras have the same sensor sizing (APS-C).

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The K-01 was revealed within a month of the A37 so they are both of a similar generation. Both of these cameras have different body design with the Pentax K-01 being a SLR-style mirrorless camera and the Sony A37 being a Compact SLR camera.

Before diving into a complete comparison, here is a short introduction of how the K-01 grades vs the A37 when it comes to portability, imaging, features and an overall grade.

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Reasons to pick Pentax K-01 over the Sony A37

 K-01 A37 
Screen dimensions3"2.6"Bigger screen (+0.4")
Screen resolution921k230kCrisper screen (+691k dot)

Reasons to pick Sony A37 over the Pentax K-01

 A37 K-01 
Screen typeTiltingFixed Tilting screen

Common features in the Pentax K-01 and Sony A37

 K-01 A37 
IntroducedMay 2012May 2012Similar generation
Manual focus More exact focus
Selfie screen Missing selfie screen
Touch friendly screen Neither provides Touch friendly screen

Pentax K-01 vs Sony A37 Physical Comparison

If you're planning to lug around your camera, you have to take into account its weight and proportions. The Pentax K-01 provides physical dimensions of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") along with a weight of 561 grams (1.24 lbs) whilst the Sony A37 has measurements of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") and a weight of 506 grams (1.12 lbs).

See the Pentax K-01 versus Sony A37 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will change depending on the lens you are working with at that moment. Below is a front view scale comparison of the K-01 versus the A37.

Pentax K-01 vs Sony A37 size comparison

Factoring in size and weight, the portability rating of the K-01 and A37 is 76 and 67 respectively.

Pentax K-01 vs Sony A37 top view buttons comparison

Pentax K-01 vs Sony A37 Sensor Comparison

In many cases, its hard to picture the difference between sensor measurements just by reading specs. The graphic here will give you a clearer sense of the sensor sizes in the K-01 and A37.

As you can plainly see, the 2 cameras provide the same sensor dimensions and the same exact megapixels so you should expect similar quality of pictures although you need to take the release date of the products into consideration.

Pentax K-01 vs Sony A37 sensor size comparison

Pentax K-01 vs Sony A37 Screen and ViewFinder

Pentax K-01 vs Sony A37 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-01 as a Portrait photography camera
Sony A37 as a Portrait photography camera
74
focusing manually
megapixel count decent (16 megapixels)
nice sensor size (APS-C)
has face detect focus
saves RAW formats
74
manual focus
decent sensor resolution (16MP)
decent sensor size (APS-C)
supports face detection focusing
exports RAW formats
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Street Comparison

Pentax K-01 Street photography features
Sony A37 Street photography features
66
built in image stabilization (Sensor based)
nice sensor size (APS-C)
saves RAW formats
no moving screen
heavier than competition (561g)
77
screen tilts
built in image stabilization (Sensor based)
decent sensor size (APS-C)
exports RAW formats
good ISO range (25,600)
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Sports Comparison

Pentax K-01 as a Sports photography camera
Sony A37 as a Sports photography camera
61
built in image stabilization (Sensor based)
megapixel count decent (16MP)
nice sensor size (APS-C)
great battery (540 per charge)
slow continuous shooting (6.0 fps)
lack of phase detect auto focus
61
built in image stabilization (Sensor based)
decent sensor resolution (16MP)
decent sensor size (APS-C)
comes with phase detect AF
low fps (6.0 fps)
bad battery power (500 per charge)
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Travel Comparison

Travel photography with Pentax K-01
Travel photography with Sony A37
65
great battery (540 shots)
megapixel count decent (16MP)
flash built-in
heavier than competition (561g)
screen is not selfie friendly
54
decent sensor resolution (16 megapixels)
built-in flash
no Timelapse function
bad battery power (500 per charge)
doesn't contain selfie friendly screen
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Landscape Comparison

Landscape photography with Pentax K-01
Landscape photography with Sony A37
80
focusing manually
swap lenses (Pentax KAF2 mount)
screen size is good (3")
built in image stabilization (Sensor based)
megapixel count decent (16 megapixels)
nice sensor size (APS-C)
saves RAW formats
great battery (540 per charge)
64
manual focus
swap lenses (Sony/Minolta Alpha mount)
built in image stabilization (Sensor based)
decent sensor resolution (16 megapixels)
decent sensor size (APS-C)
good ISO range (25,600)
exports RAW formats
screen is small (2.6 inches)
bad battery power (500 CIPA)
no Timelapse function
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Vlogging Comparison

Pentax K-01 Vlogging information
Sony A37 Vlogging information
34
built in image stabilization (Sensor based)
has face detect focus
video resolution high (1920 x 1080 pxls)
does have mic port
screen is not selfie friendly
heavier than competition (561 grams)
35
built in image stabilization (Sensor based)
supports face detection focusing
video resolution high (1920 x 1080 pixels)
does have external microphone jack
doesn't contain selfie friendly screen
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Pentax K-01 vs Sony A37 Specifications

Detailed spec comparison table for Pentax K-01 and Sony A37
 Pentax K-01Sony SLT-A37
General Information
Brand Name Pentax Sony
Model type Pentax K-01 Sony SLT-A37
Type Entry-Level Mirrorless Entry-Level DSLR
Released 2012-05-30 2012-05-16
Body design SLR-style mirrorless Compact SLR
Sensor Information
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor measurements 23.7 x 15.7mm 23.5 x 15.6mm
Sensor area 372.1mm² 366.6mm²
Sensor resolution 16MP 16MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Full resolution 4928 x 3264 4912 x 3264
Max native ISO 12800 25600
Max boosted ISO 25600 -
Minimum native ISO 100 100
RAW format
Autofocusing
Manual focusing
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 81 15
Cross type focus points - 3
Lens
Lens mount type Pentax KAF2 Sony/Minolta Alpha
Amount of lenses 151 143
Focal length multiplier 1.5 1.5
Screen
Range of screen Fixed Type Tilting
Screen diagonal 3 inch 2.6 inch
Resolution of screen 921 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch operation
Screen tech TFT LCD monitor -
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 1,440 thousand dot
Viewfinder coverage - 100%
Viewfinder magnification - 0.73x
Features
Lowest shutter speed 30 seconds 30 seconds
Highest shutter speed 1/4000 seconds 1/4000 seconds
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 white balance
Image stabilization
Inbuilt flash
Flash distance 12.00 m (at ISO 100) 12.00 m
Flash options Auto, On, Off, Red-eye, Slow-speed Sync, Trailing Curtain Sync Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
AE bracketing
WB bracketing
Highest flash sync 1/180 seconds 1/160 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (30, 25, 24 fps),1280 x 720 (60, 50, 30, 25, 24 fps), 640 x 480 (30, 25, 24 fps) 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
Microphone input
Headphone input
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 561 gr (1.24 lb) 506 gr (1.12 lb)
Physical dimensions 122 x 79 x 58mm (4.8" x 3.1" x 2.3") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO All around rating 79 75
DXO Color Depth rating 23.7 23.3
DXO Dynamic range rating 12.9 12.9
DXO Low light rating 1135 799
Other
Battery life 540 shots 500 shots
Battery format Battery Pack Battery Pack
Battery ID D-LI90 NP-FW50
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec, 10 sec 3 or 5 images)
Time lapse shooting
Storage media SD/SDHC/SDXC SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Single Single
Cost at launch $899 $522