Pentax K-01 vs Sony NEX-5

Pentax K-01 front
Sony Alpha NEX-5 front

Pentax K-01 vs Sony NEX-5 Key Specs

Pentax K-01
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 12800 (Raise to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 561g - 122 x 79 x 58mm
  • Launched May 2012
Sony NEX-5
(Full Review)
  • 14MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 200 - 12800
  • 1920 x 1080 video
  • Sony E Mount
  • 287g - 111 x 59 x 38mm
  • Announced June 2010
  • Replacement is Sony NEX-5N
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Pentax K-01 vs Sony NEX-5 Overview

The following is a extended assessment of the Pentax K-01 vs Sony NEX-5, both Entry-Level Mirrorless digital cameras by brands Pentax and Sony. The sensor resolution of the K-01 (16MP) and the NEX-5 (14MP) is relatively well matched and both cameras have the identical sensor dimensions (APS-C).

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The K-01 was manufactured 2 years after the NEX-5 which is quite a big gap as far as tech is concerned. Each of the cameras feature different body design with the Pentax K-01 being a SLR-style mirrorless camera and the Sony NEX-5 being a Rangefinder-style mirrorless camera.

Before we go right into a full comparison, here is a concise highlight of how the K-01 scores against the NEX-5 in terms of portability, imaging, features and an overall mark.

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Reasons to pick Pentax K-01 over the Sony NEX-5

 K-01 NEX-5 
AnnouncedMay 2012June 2010Newer by 25 months
Screen resolution921k920kCrisper screen (+1k dot)

Reasons to pick Sony NEX-5 over the Pentax K-01

 NEX-5 K-01 
Screen typeTiltingFixed Tilting screen

Common features in the Pentax K-01 and Sony NEX-5

 K-01 NEX-5 
Manual focus Very precise focusing
Screen size3"3"Same screen sizing
Selfie screen No selfie screen
Touch screen No Touch screen

Pentax K-01 vs Sony NEX-5 Physical Comparison

For anybody who is planning to travel with your camera frequently, you will need to consider its weight and measurements. The Pentax K-01 enjoys outside dimensions of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") with a weight of 561 grams (1.24 lbs) and the Sony NEX-5 has proportions of 111mm x 59mm x 38mm (4.4" x 2.3" x 1.5") accompanied by a weight of 287 grams (0.63 lbs).

Check out the Pentax K-01 vs Sony NEX-5 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will change based on the lens you have attached at that time. The following is a front view dimensions comparison of the K-01 against the NEX-5.

Pentax K-01 vs Sony NEX-5 size comparison

Considering size and weight, the portability score of the K-01 and NEX-5 is 76 and 89 respectively.

Pentax K-01 vs Sony NEX-5 top view buttons comparison

Pentax K-01 vs Sony NEX-5 Sensor Comparison

Generally, it is very hard to see the gap between sensor dimensions just by looking at specifications. The image underneath might give you a greater sense of the sensor dimensions in the K-01 and NEX-5.

To sum up, each of the cameras come with the identical sensor size albeit not the same MP. You should count on the Pentax K-01 to give extra detail due to its extra 2MP. Higher resolution can also help you crop photographs a good deal more aggressively. The more recent K-01 will have an advantage when it comes to sensor tech.

Pentax K-01 vs Sony NEX-5 sensor size comparison

Pentax K-01 vs Sony NEX-5 Screen and ViewFinder

Pentax K-01 vs Sony NEX-5 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-01 Portrait photography details
Sony NEX-5 Portrait photography details
you can focus manually
MP count good (16MP)
good sensor size (APS-C)
supports face detection focus
supports RAW formats
manual focus
good MP (14MP)
decent sensor size (APS-C)
supports RAW files
Photography Glossary

Street Comparison

Pentax K-01 Street photography advice
Sony NEX-5 Street photography advice
has image stabilization (Sensor based)
good sensor size (APS-C)
supports RAW formats
fixed screen
more heavy than competition (561 grams)
screen tilts up and down
decent sensor size (APS-C)
supports RAW files
lack of image stabilization
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Sports Comparison

Pentax K-01 as a Sports photography camera
Sony NEX-5 as a Sports photography camera
has image stabilization (Sensor based)
MP count good (16MP)
good sensor size (APS-C)
great battery pack (540 CIPA)
continuous shooting slow (6.0 frames/s)
no phase detect auto focus
good MP (14 megapixels)
decent sensor size (APS-C)
lack of image stabilization
doesn't have phase detect autofocus
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Travel Comparison

Travel photography with Pentax K-01
Travel photography with Sony NEX-5
great battery pack (540 per charge)
MP count good (16 megapixels)
flash built-in
more heavy than competition (561 grams)
does not posses selfie friendly display
good MP (14 megapixels)
no Timelapse recording
does not contain selfie friendly display
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Landscape Comparison

Pentax K-01 Landscape photography features
Sony NEX-5 Landscape photography features
you can focus manually
switch lenses (Pentax KAF2 mount)
pretty good screen size (3 inch)
has image stabilization (Sensor based)
MP count good (16 megapixels)
good sensor size (APS-C)
supports RAW formats
great battery pack (540 shots)
manual focus
interchangeable lenses (Sony E mount)
screen size is good (3")
good MP (14 megapixels)
decent sensor size (APS-C)
supports RAW files
lack of image stabilization
no Timelapse recording
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Vlogging Comparison

Vlogging with Pentax K-01
Vlogging with Sony NEX-5
has image stabilization (Sensor based)
supports face detection focus
video resolution high (1920 x 1080 pxls)
has external microphone support
does not posses selfie friendly display
more heavy than competition (561g)
high res video (1920 x 1080 resolution)
does not contain selfie friendly display
lack of image stabilization
no external microphone jack
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Pentax K-01 vs Sony NEX-5 Specifications

Detailed spec comparison table for Pentax K-01 and Sony NEX-5
 Pentax K-01Sony Alpha NEX-5
General Information
Company Pentax Sony
Model Pentax K-01 Sony Alpha NEX-5
Type Entry-Level Mirrorless Entry-Level Mirrorless
Launched 2012-05-30 2010-06-07
Body design SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Powered by - Bionz
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor measurements 23.7 x 15.7mm 23.4 x 15.6mm
Sensor area 372.1mm² 365.0mm²
Sensor resolution 16MP 14MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Highest Possible resolution 4928 x 3264 4592 x 3056
Maximum native ISO 12800 12800
Maximum enhanced ISO 25600 -
Minimum native ISO 100 200
RAW data
Manual focus
AF touch
AF continuous
AF single
AF tracking
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 81 25
Lens mounting type Pentax KAF2 Sony E
Number of lenses 151 121
Focal length multiplier 1.5 1.5
Display type Fixed Type Tilting
Display size 3 inch 3 inch
Display resolution 921k dot 920k dot
Selfie friendly
Touch screen
Display tech TFT LCD monitor -
Viewfinder Information
Viewfinder None None
Min shutter speed 30 secs 30 secs
Max shutter speed 1/4000 secs 1/4000 secs
Continuous shutter speed 6.0fps 7.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Integrated flash
Flash range 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, Rear Curtain, Fill-in
External flash
Auto exposure bracketing
WB bracketing
Max flash sync 1/180 secs 1/160 secs
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
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 fps), 1440 x 1080 (30 fps), 640 x 480 (30 fps)
Maximum video resolution 1920x1080 1920x1080
Video data format MPEG-4, H.264 AVCHD
Microphone input
Headphone input
Wireless None None
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 561g (1.24 lb) 287g (0.63 lb)
Physical dimensions 122 x 79 x 58mm (4.8" x 3.1" x 2.3") 111 x 59 x 38mm (4.4" x 2.3" x 1.5")
DXO scores
DXO Overall score 79 69
DXO Color Depth score 23.7 22.2
DXO Dynamic range score 12.9 12.2
DXO Low light score 1135 796
Battery life 540 photos 330 photos
Type of battery Battery Pack Battery Pack
Battery model D-LI90 NPFW50
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec, 10sec (3 images))
Time lapse shooting
Type of storage SD/SDHC/SDXC SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots 1 1
Retail pricing $899 $599