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Pentax K-3 II vs Sony RX100 II

Portability
59
Imaging
66
Features
84
Overall
73
Pentax K-3 II front
 
Sony Cyber-shot DSC-RX100 II front
Portability
89
Imaging
51
Features
74
Overall
60

Pentax K-3 II vs Sony RX100 II Key Specs

Pentax K-3 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3.2" Fixed Display
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 800g - 131 x 100 x 77mm
  • Announced April 2015
  • Succeeded the Pentax K-3
Sony RX100 II
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Screen
  • ISO 160 - 12800 (Boost to 25600)
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 28-100mm (F1.8-4.9) lens
  • 281g - 102 x 58 x 38mm
  • Revealed June 2013
  • Earlier Model is Sony RX100
  • Renewed by Sony RX100 III
Photography Glossary

Pentax K-3 II vs Sony RX100 II Overview

On this page, we will be contrasting the Pentax K-3 II versus Sony RX100 II, former being a Advanced DSLR while the latter is a Large Sensor Compact by rivals Pentax and Sony. The resolution of the K-3 II (24MP) and the RX100 II (20MP) is pretty close but the K-3 II (APS-C) and RX100 II (1") boast totally different sensor dimensions.

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The K-3 II was brought out 23 months later than the RX100 II which makes them a generation apart from one another. Each of the cameras have different body design with the Pentax K-3 II being a Mid-size SLR camera and the Sony RX100 II being a Large Sensor Compact camera.

Before we go into a in depth comparison, here is a brief introduction of how the K-3 II scores versus the RX100 II with regards to portability, imaging, features and an overall grade.

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Reasons to pick Pentax K-3 II over the Sony RX100 II

 K-3 II RX100 II 
RevealedApril 2015June 2013More recent by 23 months
Screen dimensions3.2"3"Bigger screen (+0.2")

Reasons to pick Sony RX100 II over the Pentax K-3 II

 RX100 II K-3 II 
Screen typeTiltingFixed Tilting screen
Screen resolution1229k1037kSharper screen (+192k dot)

Common features in the Pentax K-3 II and Sony RX100 II

 K-3 II RX100 II 
Manually focus More accurate focusing
Selfie screen Absent selfie screen
Touch screen Neither comes with Touch screen

Pentax K-3 II vs Sony RX100 II Physical Comparison

If you're planning to lug around your camera, you will need to think about its weight and dimensions. The Pentax K-3 II comes with outer dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") along with a weight of 800 grams (1.76 lbs) whilst the Sony RX100 II has dimensions of 102mm x 58mm x 38mm (4.0" x 2.3" x 1.5") having a weight of 281 grams (0.62 lbs).

Analyze the Pentax K-3 II versus Sony RX100 II in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will change dependant on the lens you choose during that time. Here is a front view overall size comparison of the K-3 II against the RX100 II.

Pentax K-3 II vs Sony RX100 II size comparison

Taking into account dimensions and weight, the portability grade of the K-3 II and RX100 II is 59 and 89 respectively.

Pentax K-3 II vs Sony RX100 II top view buttons comparison

Pentax K-3 II vs Sony RX100 II Sensor Comparison

Sometimes, it is very tough to see the difference in sensor measurements simply by researching specifications. The visual here might offer you a better sense of the sensor sizes in the K-3 II and RX100 II.

To sum up, both of the cameras have different megapixel count and different sensor measurements. The K-3 II due to its bigger sensor will make achieving shallow depth of field simpler and the Pentax K-3 II will provide you with more detail having its extra 4MP. Higher resolution will also allow you to crop shots a bit more aggressively. The fresher K-3 II is going to have an edge with regard to sensor technology.

Pentax K-3 II vs Sony RX100 II sensor size comparison

Pentax K-3 II vs Sony RX100 II Screen and ViewFinder

Pentax K-3 II vs Sony RX100 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-3 II Portrait photography information
Sony RX100 II Portrait photography information
79
manual focus
resolution is good (24MP)
sensor size is nice (APS-C)
includes face detect autofocus
supports RAW files
70
has manual focus
above average flash sync speed (1/2,000s)
megapixel count good (20MP)
sensor size is good (1")
features face detect autofocus
delivers RAW formats
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Street Comparison

Pentax K-3 II Street photography advice
Sony RX100 II Street photography advice
69
image stabilization (Sensor based)
sensor size is nice (APS-C)
supports RAW files
environment sealing
very good high ISO (51,200)
no articulating screen
85
screen tilts
has image stabilization (Optical)
sensor size is good (1")
delivers RAW formats
lighter than competitors (281 grams)
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Sports Comparison

Pentax K-3 II Sports photography info
Sony RX100 II Sports photography info
76
great max shutter speed (1/8,000s)
image stabilization (Sensor based)
resolution is good (24MP)
sensor size is nice (APS-C)
includes tracking focus
environment sealing
has phase detect autofocus
terrible battery pack (720 CIPA)
67
has image stabilization (Optical)
megapixel count good (20MP)
sensor size is good (1")
features tracking focus
better than average battery life (350 per charge)
lacks phase detect autofocus
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Travel Comparison

Travel photography with Pentax K-3 II
Travel photography with Sony RX100 II
56
environment sealing
resolution is good (24 megapixels)
terrible battery pack (720 shots)
display isn't selfie friendly
80
better than average battery life (350 CIPA)
lighter than competitors (281g)
megapixel count good (20MP)
has built in flash
quite wide (28mm)
fast maximum aperture (f1.8)
display is not selfie friendly
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Landscape Comparison

Pentax K-3 II as a Landscape photography camera
Sony RX100 II as a Landscape photography camera
78
manual focus
switch lenses (Pentax KAF2 mount)
pretty good screen size (3.2")
image stabilization (Sensor based)
resolution is good (24 megapixels)
sensor size is nice (APS-C)
does not have anti-alias filter
very good high ISO (51,200)
supports RAW files
environment sealing
has double storage slots
terrible battery pack (720 per charge)
74
has manual focus
quite wide (28mm)
fast maximum aperture (f1.8)
screen size is good (3 inch)
has image stabilization (Optical)
megapixel count good (20 megapixels)
sensor size is good (1")
delivers RAW formats
better than average battery life (350 shots)
fixed lens (fixed lens mount)
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Vlogging Comparison

Pentax K-3 II Vlogging features
Sony RX100 II Vlogging features
34
image stabilization (Sensor based)
includes face detect autofocus
high video quality (1920 x 1080 pxls)
has mic port
display isn't selfie friendly
37
quite wide (28mm)
fast maximum aperture (f1.8)
has image stabilization (Optical)
features face detect autofocus
high res video (1920 x 1080 pxls)
lighter than competitors (281g)
display is not selfie friendly
lack of microphone socket
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Pentax K-3 II vs Sony RX100 II Specifications

Detailed spec comparison table for Pentax K-3 II and Sony RX100 II
 Pentax K-3 IISony Cyber-shot DSC-RX100 II
General Information
Brand Pentax Sony
Model type Pentax K-3 II Sony Cyber-shot DSC-RX100 II
Class Advanced DSLR Large Sensor Compact
Announced 2015-04-23 2013-06-27
Physical type Mid-size SLR Large Sensor Compact
Sensor Information
Processor Prime III -
Sensor type CMOS CMOS
Sensor size APS-C 1"
Sensor measurements 23.5 x 15.6mm 13.2 x 8.8mm
Sensor area 366.6mm² 116.2mm²
Sensor resolution 24 megapixel 20 megapixel
Anti alias filter
Aspect ratio 3:2 1:1, 4:3, 3:2 and 16:9
Highest Possible resolution 6016 x 4000 5472 x 3648
Maximum native ISO 51200 12800
Maximum enhanced ISO - 25600
Minimum native ISO 100 160
RAW photos
Minimum enhanced ISO - 100
Autofocusing
Manual focusing
Touch focus
Autofocus continuous
Autofocus single
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 27 25
Cross type focus points 25 -
Lens
Lens mount type Pentax KAF2 fixed lens
Lens zoom range - 28-100mm (3.6x)
Maximal aperture - f/1.8-4.9
Macro focusing range - 5cm
Available lenses 151 -
Crop factor 1.5 2.7
Screen
Type of display Fixed Type Tilting
Display diagonal 3.2 inches 3 inches
Resolution of display 1,037 thousand dots 1,229 thousand dots
Selfie friendly
Liveview
Touch operation
Display tech - Xtra Fine WhiteMagic TFT LCD
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic (optional)
Viewfinder coverage 100% -
Viewfinder magnification 0.64x -
Features
Minimum shutter speed 30s 30s
Fastest shutter speed 1/8000s 1/2000s
Continuous shutter rate 8.3fps 10.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash distance no built-in flash 15.00 m (ISO Auto (W))
Flash modes 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) Auto, On, Off, Slow Sync
Hot shoe
Auto exposure bracketing
White balance bracketing
Fastest flash synchronize 1/180s 1/2000s
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p) 1920 x 1080 (60 fps), 640 x 480 (30 fps)
Maximum video resolution 1920x1080 1920x1080
Video format MPEG-4, H.264 MPEG-4, AVCHD
Microphone 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 grams (1.76 lb) 281 grams (0.62 lb)
Physical dimensions 131 x 100 x 77mm (5.2" x 3.9" x 3.0") 102 x 58 x 38mm (4.0" x 2.3" x 1.5")
DXO scores
DXO Overall rating 80 67
DXO Color Depth rating 23.6 22.5
DXO Dynamic range rating 13.6 12.4
DXO Low light rating 1106 483
Other
Battery life 720 shots 350 shots
Form of battery Battery Pack Battery Pack
Battery ID D-LI90 NP-BX1
Self timer Yes ( 2 or 12 seconds) Yes (10 sec. / 2 sec. / Self-portrait One-person/ Self-portrait Two-person/ Self timer Continuous (3 or 5 shots))
Time lapse feature With downloadable app
Storage type Dual SD/SDHC/SDXC SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots Two Single
Retail price $829 $598