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Pentax K-5 II vs Sony RX1

Portability
60
Imaging
57
Features
82
Overall
67
Pentax K-5 II front
 
Sony Cyber-shot DSC-RX1 front
Portability
79
Imaging
69
Features
57
Overall
64

Pentax K-5 II vs Sony RX1 Key Specs

Pentax K-5 II
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 12800 (Increase to 51200)
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 760g - 131 x 97 x 73mm
  • Announced June 2013
  • Succeeded the Pentax K-5
Sony RX1
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Fixed Screen
  • ISO 100 - 25600
  • 1920 x 1080 video
  • 35mm (F2.0-22.0) lens
  • 482g - 113 x 65 x 70mm
  • Introduced February 2013
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Pentax K-5 II vs Sony RX1 Overview

The following is a detailed comparison of the Pentax K-5 II versus Sony RX1, former is a Advanced DSLR while the latter is a Large Sensor Compact by brands Pentax and Sony. There is a sizable difference among the image resolutions of the K-5 II (16MP) and RX1 (24MP) and the K-5 II (APS-C) and RX1 (Full frame) feature different sensor size.

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The K-5 II was released 4 months after the RX1 which means that they are of a similar age. Each of these cameras offer different body type with the Pentax K-5 II being a Mid-size SLR camera and the Sony RX1 being a Large Sensor Compact camera.

Before going in to a full comparison, below is a short overview of how the K-5 II grades vs the RX1 in regards to portability, imaging, features and an overall mark.

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Reasons to pick Pentax K-5 II over the Sony RX1

 K-5 II RX1 

Reasons to pick Sony RX1 over the Pentax K-5 II

 RX1 K-5 II 
Screen resolution1229k921kSharper screen (+308k dot)

Common features in the Pentax K-5 II and Sony RX1

 K-5 II RX1 
IntroducedJune 2013February 2013Same age
Manually focus Dial accurate focusing
Screen typeFixed Fixed Fixed screen
Screen sizing3"3"Equivalent screen size
Selfie screen Lacking selfie screen
Touch friendly screen Lacking Touch friendly screen

Pentax K-5 II vs Sony RX1 Physical Comparison

For anybody who is looking to travel with your camera frequently, you will have to factor its weight and dimensions. The Pentax K-5 II has got outer dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") accompanied by a weight of 760 grams (1.68 lbs) while the Sony RX1 has dimensions of 113mm x 65mm x 70mm (4.4" x 2.6" x 2.8") along with a weight of 482 grams (1.06 lbs).

Analyze the Pentax K-5 II versus Sony RX1 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will vary dependant on the lens you are employing during that time. Here is the front view physical size comparison of the K-5 II vs the RX1.

Pentax K-5 II vs Sony RX1 size comparison

Factoring in size and weight, the portability grade of the K-5 II and RX1 is 60 and 79 respectively.

Pentax K-5 II vs Sony RX1 top view buttons comparison

Pentax K-5 II vs Sony RX1 Sensor Comparison

Often, its difficult to picture the difference in sensor dimensions simply by going through specs. The picture underneath should provide you a stronger sense of the sensor dimensions in the K-5 II and RX1.

All in all, both the cameras enjoy different resolutions and different sensor dimensions. The K-5 II due to its smaller sensor is going to make shooting shallower depth of field more difficult and the Sony RX1 will provide greater detail as a result of its extra 8 Megapixels. Higher resolution will help you crop photographs far more aggressively.

Pentax K-5 II vs Sony RX1 sensor size comparison

Pentax K-5 II vs Sony RX1 Screen and ViewFinder

Pentax K-5 II vs Sony RX1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-5 II as a Portrait photography camera
Sony RX1 as a Portrait photography camera
74
you can focus manually
megapixel count decent (16MP)
good sensor size (APS-C)
has face detect autofocus
exports RAW formats
81
you can focus manually
above average flash sync (1/4,000s)
good resolution (24 megapixels)
sensor size is large (Full frame)
has face detection focus
delivers RAW formats
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Street Comparison

Pentax K-5 II as a Street photography camera
Sony RX1 as a Street photography camera
66
image stabilization (Sensor based)
good sensor size (APS-C)
exports RAW formats
environment sealing
no moving screen
66
sensor size is large (Full frame)
delivers RAW formats
above average high ISO (25,600)
fixed screen
no image stabilization
heavier than others in class (482 grams)
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Sports Comparison

Pentax K-5 II Sports photography info
Sony RX1 Sports photography info
78
max shutter speed is good (1/8,000 seconds)
image stabilization (Sensor based)
megapixel count decent (16MP)
good sensor size (APS-C)
has tracking focus
environment sealing
sensor has phase detect autofocus
53
good resolution (24MP)
sensor size is large (Full frame)
has tracking autofocus
can't change focal length (35mm)
slow frames per second (5.0 frames/s)
no image stabilization
low battery life (270 shots)
lacks phase detect auto focus
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Travel Comparison

Pentax K-5 II Travel photography factors
Sony RX1 Travel photography factors
65
environment sealing
megapixel count decent (16 megapixels)
flash built-in
doesn't posses selfie friendly screen
62
good resolution (24MP)
has built in flash
fast max aperture (f2.0)
lack of Time Lapse mode
low battery life (270 CIPA)
heavier than others in class (482g)
display is not selfie friendly
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Landscape Comparison

Landscape photography with Pentax K-5 II
Landscape photography with Sony RX1
78
you can focus manually
swap lenses (Pentax KAF2 mount)
screen size is good (3 inches)
image stabilization (Sensor based)
megapixel count decent (16MP)
good sensor size (APS-C)
exports RAW formats
environment sealing
64
you can focus manually
fast max aperture (f2.0)
nice screen size (3")
good resolution (24 megapixels)
sensor size is large (Full frame)
above average high ISO (25,600)
delivers RAW formats
can't switch lens (fixed lens mount)
can't change focal length (35mm)
no image stabilization
low battery life (270 shots)
lack of Time Lapse mode
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Vlogging Comparison

Pentax K-5 II Vlogging info
Sony RX1 Vlogging info
33
image stabilization (Sensor based)
has face detect autofocus
high res video (1920 x 1080 pxls)
includes microphone socket
doesn't posses selfie friendly screen
34
fast max aperture (f2.0)
has face detection focus
video resolution high (1920 x 1080 pxls)
includes external mic socket
display is not selfie friendly
no image stabilization
heavier than others in class (482 grams)
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Pentax K-5 II vs Sony RX1 Specifications

Detailed spec comparison table for Pentax K-5 II and Sony RX1
 Pentax K-5 IISony Cyber-shot DSC-RX1
General Information
Company Pentax Sony
Model type Pentax K-5 II Sony Cyber-shot DSC-RX1
Class Advanced DSLR Large Sensor Compact
Announced 2013-06-04 2013-02-19
Physical type Mid-size SLR Large Sensor Compact
Sensor Information
Powered by Prime II -
Sensor type CMOS CMOS
Sensor size APS-C Full frame
Sensor dimensions 23.7 x 15.7mm 35.8 x 23.8mm
Sensor area 372.1mm² 852.0mm²
Sensor resolution 16MP 24MP
Anti alias filter
Aspect ratio 3:2 3:2 and 16:9
Max resolution 4928 x 3264 6000 x 4000
Max native ISO 12800 25600
Max enhanced ISO 51200 -
Minimum native ISO 100 100
RAW photos
Minimum enhanced ISO 80 -
Autofocusing
Focus manually
Touch to focus
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 11 25
Cross type focus points 9 -
Lens
Lens mount type Pentax KAF2 fixed lens
Lens zoom range - 35mm (1x)
Maximum aperture - f/2.0-22.0
Number of lenses 151 -
Focal length multiplier 1.5 1
Screen
Display type Fixed Type Fixed Type
Display diagonal 3 inch 3 inch
Resolution of display 921 thousand dots 1,229 thousand dots
Selfie friendly
Liveview
Touch friendly
Display technology TFT LCD monitor Xtra FineTFT LCD
Viewfinder Information
Viewfinder type Optical (pentaprism) Electronic and Optical (optional)
Viewfinder coverage 100% -
Viewfinder magnification 0.61x -
Features
Minimum shutter speed 30 secs 30 secs
Fastest shutter speed 1/8000 secs 1/4000 secs
Continuous shutter rate 7.0fps 5.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash distance 13.00 m (at ISO 100) 6.00 m
Flash options Auto, On, Off, Red-eye, Slow sync, High speed, Rear curtain and Wireless Auto, On, Off, Slow Sync
External flash
AEB
White balance bracketing
Fastest flash synchronize - 1/4000 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (25 fps), 1280 x 720 (25, 30 fps), 640 x 480 (25, 30 fps) 1920 x 1080 (60, 50, 25, 24 fps), 1440 x 1080 (30, 25 fps), 1280 x 720 (30 fps), 640 x 480 (30, 25 fps)
Max video resolution 1920x1080 1920x1080
Video file format Motion JPEG MPEG-4, AVCHD
Mic port
Headphone port
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 760 grams (1.68 lb) 482 grams (1.06 lb)
Dimensions 131 x 97 x 73mm (5.2" x 3.8" x 2.9") 113 x 65 x 70mm (4.4" x 2.6" x 2.8")
DXO scores
DXO Overall rating 82 93
DXO Color Depth rating 23.8 25.1
DXO Dynamic range rating 14.1 14.3
DXO Low light rating 1235 2534
Other
Battery life 980 photographs 270 photographs
Battery type Battery Pack Battery Pack
Battery ID D-LI90 NP-BX1
Self timer Yes ( 2 or 12 seconds) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots Single Single
Retail pricing $830 $2,798