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Pentax K-3 II vs Sony RX1R II

Portability
59
Imaging
65
Features
84
Overall
72
Pentax K-3 II front
 
Sony Cyber-shot DSC-RX1R II front
Portability
78
Imaging
74
Features
65
Overall
70

Pentax K-3 II vs Sony RX1R II Key Specs

Pentax K-3 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3.2" Fixed Screen
  • 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
  • Revealed April 2015
  • Earlier Model is Pentax K-3
Sony RX1R II
(Full Review)
  • 42MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 50 - 25600 (Push to 102400)
  • No Anti-Alias Filter
  • 1920 x 1080 video
  • 35mm (F2.0) lens
  • 507g - 113 x 65 x 72mm
  • Revealed October 2015
  • Succeeded the Sony RX1R
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Pentax K-3 II vs Sony RX1R II Overview

Following is a extensive overview of the Pentax K-3 II and Sony RX1R II, former is a Advanced DSLR while the other is a Large Sensor Compact by brands Pentax and Sony. There exists a sizable gap between the image resolutions of the K-3 II (24MP) and RX1R II (42MP) and the K-3 II (APS-C) and RX1R II (Full frame) use different sensor size.

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The K-3 II was brought out 5 months before the RX1R II so they are of a similar age. Both the cameras offer different body type with the Pentax K-3 II being a Mid-size SLR camera and the Sony RX1R II being a Large Sensor Compact camera.

Before delving straight into a comprehensive comparison, below is a simple synopsis of how the K-3 II matches up versus the RX1R II with regards to portability, imaging, features and an overall score.

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Reasons to pick Pentax K-3 II over the Sony RX1R II

 K-3 II RX1R II 
Display sizing3.2"3"Larger display (+0.2")

Reasons to pick Sony RX1R II over the Pentax K-3 II

 RX1R II K-3 II 
Display typeTiltingFixed Tilting display
Display resolution1229k1037kClearer display (+192k dot)

Common features in the Pentax K-3 II and Sony RX1R II

 K-3 II RX1R II 
RevealedApril 2015October 2015Similar age
Focus manually Dial exact focusing
Selfie screen Lacking selfie screen
Touch display Lacking Touch display

Pentax K-3 II vs Sony RX1R II Physical Comparison

When you are planning to carry around your camera frequently, you'll have to factor in its weight and dimensions. The Pentax K-3 II offers exterior dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") having a weight of 800 grams (1.76 lbs) and the Sony RX1R II has dimensions of 113mm x 65mm x 72mm (4.4" x 2.6" x 2.8") along with a weight of 507 grams (1.12 lbs).

Check out the Pentax K-3 II and Sony RX1R II in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will differ dependant on the lens you are working with during that time. Here is the front view size comparison of the K-3 II versus the RX1R II.

Pentax K-3 II vs Sony RX1R II size comparison

Considering dimensions and weight, the portability grade of the K-3 II and RX1R II is 59 and 78 respectively.

Pentax K-3 II vs Sony RX1R II top view buttons comparison

Pentax K-3 II vs Sony RX1R II Sensor Comparison

Typically, it can be hard to visualize the difference between sensor sizes only by going over technical specs. The pic here may give you a far better sense of the sensor dimensions in the K-3 II and RX1R II.

As you have seen, both of the cameras enjoy different megapixel count and different sensor sizes. The K-3 II due to its tinier sensor is going to make getting shallower DOF trickier and the Sony RX1R II will offer you more detail having its extra 18 Megapixels. Greater resolution will make it easier to crop pics far more aggressively.

Pentax K-3 II vs Sony RX1R II sensor size comparison

Pentax K-3 II vs Sony RX1R II Screen and ViewFinder

Pentax K-3 II vs Sony RX1R II Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Pentax K-3 II Portrait photography information
Sony RX1R II Portrait photography information
79
focusing manually
good megapixels (24MP)
nice sensor size (APS-C)
features face detection focusing
supports RAW files
84
focusing manually
above average flash sync (1/4,000 seconds)
sensor resolution is excellent (42MP)
big sensor size (Full frame)
features face detection focus
saves RAW formats
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Street Comparison

Street photography with Pentax K-3 II
Street photography with Sony RX1R II
69
has image stabilization (Sensor based)
nice sensor size (APS-C)
supports RAW files
environment proofing
great ISO range (51,200)
no moving screen
73
screen tilts
big sensor size (Full frame)
saves RAW formats
above average ISO range (25,600)
lack of image stabilization
heavier than others (507 grams)
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Sports Comparison

Pentax K-3 II Sports photography advice
Sony RX1R II Sports photography advice
76
great max shutter speed (1/8,000s)
has image stabilization (Sensor based)
good megapixels (24MP)
nice sensor size (APS-C)
features tracking autofocus
environment proofing
supports phase detect AF
terrible battery pack (720 CIPA)
62
sensor resolution is excellent (42 megapixels)
big sensor size (Full frame)
features tracking autofocus
sensor has phase detect auto focus
focal length is fixed (35mm)
slow continuous shooting (5.0 frames per second)
lack of image stabilization
low battery (220 CIPA)
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Travel Comparison

Pentax K-3 II Travel photography information
Sony RX1R II Travel photography information
56
environment proofing
good megapixels (24MP)
terrible battery pack (720 CIPA)
does not posses selfie friendly display
59
sensor resolution is excellent (42MP)
fast max aperture (f2.0)
missing Time Lapse mode
low battery (220 per charge)
heavier than others (507g)
screen is not selfie friendly
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Landscape Comparison

Pentax K-3 II Landscape photography highlights
Sony RX1R II Landscape photography highlights
77
focusing manually
interchangeable lenses (Pentax KAF2 mount)
good sized screen (3.2")
has image stabilization (Sensor based)
good megapixels (24 megapixels)
nice sensor size (APS-C)
doesnt have anti-alias filter
great ISO range (51,200)
supports RAW files
environment proofing
2 card slots
terrible battery pack (720 per charge)
68
focusing manually
fast max aperture (f2.0)
screen size is good (3 inches)
sensor resolution is excellent (42 megapixels)
big sensor size (Full frame)
does not have low pass filter
above average ISO range (25,600)
saves RAW formats
fixed lens (fixed lens mount)
focal length is fixed (35mm)
lack of image stabilization
low battery (220 CIPA)
missing Time Lapse mode
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Vlogging Comparison

Pentax K-3 II Vlogging info
Sony RX1R II Vlogging info
34
has image stabilization (Sensor based)
features face detection focusing
great video quality (1920 x 1080 pixels)
comes with external microphone support
does not posses selfie friendly display
34
fast max aperture (f2.0)
features face detection focus
video resolution high (1920 x 1080 resolution)
includes external mic socket
screen is not selfie friendly
lack of image stabilization
heavier than others (507 grams)
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Pentax K-3 II vs Sony RX1R II Specifications

Detailed spec comparison table for Pentax K-3 II and Sony RX1R II
 Pentax K-3 IISony Cyber-shot DSC-RX1R II
General Information
Manufacturer Pentax Sony
Model type Pentax K-3 II Sony Cyber-shot DSC-RX1R II
Class Advanced DSLR Large Sensor Compact
Revealed 2015-04-23 2015-10-13
Physical type Mid-size SLR Large Sensor Compact
Sensor Information
Chip Prime III BIONZ X
Sensor type CMOS BSI-CMOS
Sensor size APS-C Full frame
Sensor dimensions 23.5 x 15.6mm 35.9 x 24mm
Sensor area 366.6mm² 861.6mm²
Sensor resolution 24MP 42MP
Anti alias filter
Aspect ratio 3:2 1:1, 4:3, 3:2 and 16:9
Maximum resolution 6016 x 4000 7952 x 5304
Maximum native ISO 51200 25600
Maximum boosted ISO - 102400
Lowest native ISO 100 50
RAW photos
Autofocusing
Focus manually
Touch focus
Continuous AF
AF single
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 27 25
Cross type focus points 25 -
Lens
Lens mount type Pentax KAF2 fixed lens
Lens zoom range - 35mm (1x)
Highest aperture - f/2.0
Macro focusing distance - 14cm
Amount of lenses 151 -
Crop factor 1.5 1
Screen
Type of screen Fixed Type Tilting
Screen diagonal 3.2 inches 3 inches
Resolution of screen 1,037k dots 1,229k dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder resolution - 2,359k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.64x 0.74x
Features
Slowest shutter speed 30s 30s
Maximum shutter speed 1/8000s 1/4000s
Continuous shooting rate 8.3fps 5.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash distance no built-in flash no built-in flash
Flash settings Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync (available with dedicated external flash) Off, auto, fill flash, slow sync, rear sync, wireless
Hot shoe
AE bracketing
White balance bracketing
Maximum flash synchronize 1/180s 1/4000s
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 (60p, 60i, 30p, 24p), 1280 x 720 (120p, 30p)
Maximum video resolution 1920x1080 1920x1080
Video format MPEG-4, H.264 MPEG-4, AVCHD, XAVC S, H.264
Mic port
Headphone port
Connectivity
Wireless Optional Built-In
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS BuiltIn None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 800 gr (1.76 lbs) 507 gr (1.12 lbs)
Dimensions 131 x 100 x 77mm (5.2" x 3.9" x 3.0") 113 x 65 x 72mm (4.4" x 2.6" x 2.8")
DXO scores
DXO All around rating 80 97
DXO Color Depth rating 23.6 25.8
DXO Dynamic range rating 13.6 13.9
DXO Low light rating 1106 3204
Other
Battery life 720 pictures 220 pictures
Battery type Battery Pack Battery Pack
Battery ID D-LI90 NP-BX1
Self timer Yes ( 2 or 12 seconds) Yes (2,5, 10 sec)
Time lapse recording
Type of storage Dual SD/SDHC/SDXC SD/SDHC/SDXC, Memory Stick Pro Duo
Card slots Dual One
Launch price $829 $3,300