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Panasonic GX8 vs Pentax K-5 IIs

Portability
74
Imaging
59
Features
84
Overall
69
Panasonic Lumix DMC-GX8 front
 
Pentax K-5 IIs front
Portability
60
Imaging
58
Features
83
Overall
68

Panasonic GX8 vs Pentax K-5 IIs Key Specs

Panasonic GX8
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 487g - 133 x 78 x 63mm
  • Released July 2015
  • Replaced the Panasonic GX7
Pentax K-5 IIs
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 12800 (Expand to 51200)
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 760g - 131 x 97 x 73mm
  • Introduced June 2013
  • Older Model is Pentax K-5
Photography Glossary

Panasonic GX8 vs Pentax K-5 IIs Overview

Lets examine more in depth at the Panasonic GX8 vs Pentax K-5 IIs, former being a Advanced Mirrorless while the latter is a Advanced DSLR by companies Panasonic and Pentax. There exists a considerable gap among the resolutions of the GX8 (20MP) and K-5 IIs (16MP) and the GX8 (Four Thirds) and K-5 IIs (APS-C) feature totally different sensor measurements.

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The GX8 was introduced 2 years later than the K-5 IIs and that is a fairly large difference as far as camera technology is concerned. Both the cameras offer different body type with the Panasonic GX8 being a Rangefinder-style mirrorless camera and the Pentax K-5 IIs being a Mid-size SLR camera.

Before we go through a more detailed comparison, below is a simple summation of how the GX8 matches up versus the K-5 IIs with regard to portability, imaging, features and an overall rating.

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Reasons to pick Panasonic GX8 over the Pentax K-5 IIs

 GX8 K-5 IIs 
IntroducedJuly 2015June 2013Fresher by 26 months
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen resolution1040k921kSharper screen (+119k dot)
Selfie screen Easy selfies
Touch screen Quickly navigate

Reasons to pick Pentax K-5 IIs over the Panasonic GX8

 K-5 IIs GX8 

Common features in the Panasonic GX8 and Pentax K-5 IIs

 GX8 K-5 IIs 
Manually focus Very precise focus
Screen sizing3"3"Equivalent screen measurements

Panasonic GX8 vs Pentax K-5 IIs Physical Comparison

If you're intending to carry your camera often, you need to factor in its weight and volume. The Panasonic GX8 offers external dimensions of 133mm x 78mm x 63mm (5.2" x 3.1" x 2.5") having a weight of 487 grams (1.07 lbs) and the Pentax K-5 IIs has sizing of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") having a weight of 760 grams (1.68 lbs).

Check out the Panasonic GX8 vs Pentax K-5 IIs in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will change based on the lens you are using at that moment. The following is the front view over all size comparison of the GX8 and the K-5 IIs.

Panasonic GX8 vs Pentax K-5 IIs size comparison

Considering dimensions and weight, the portability score of the GX8 and K-5 IIs is 74 and 60 respectively.

Panasonic GX8 vs Pentax K-5 IIs top view buttons comparison

Panasonic GX8 vs Pentax K-5 IIs Sensor Comparison

Normally, it can be hard to envision the contrast in sensor sizing just by researching specifications. The graphic below will help give you a stronger sense of the sensor dimensions in the GX8 and K-5 IIs.

To sum up, both of these cameras offer different resolutions and different sensor sizing. The GX8 with its smaller sensor will make achieving shallower DOF more difficult and the Panasonic GX8 will render more detail using its extra 4 Megapixels. Higher resolution will enable you to crop pictures a little more aggressively. The newer GX8 will have an advantage in sensor innovation.

Panasonic GX8 vs Pentax K-5 IIs sensor size comparison

Panasonic GX8 vs Pentax K-5 IIs Screen and ViewFinder

Panasonic GX8 vs Pentax K-5 IIs Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GX8 Portrait photography details
Pentax K-5 IIs Portrait photography details
75
manual focus
resolution is good (20 megapixels)
sensor size is good (Four Thirds)
provides face detection autofocus
exports RAW formats
74
focusing manually
decent MP (16 megapixels)
nice sensor size (APS-C)
comes with face detect focus
saves RAW formats
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Street Comparison

Panasonic GX8 Street photography info
Pentax K-5 IIs Street photography info
80
screen articulates fully
image stabilization (Sensor based)
sensor size is good (Four Thirds)
exports RAW formats
supports focus by touch
weather sealing
above average high ISO (25,600)
67
image stabilization (Sensor based)
nice sensor size (APS-C)
saves RAW formats
weather proofing
no moving screen
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Sports Comparison

Panasonic GX8 Sports photography information
Pentax K-5 IIs Sports photography information
68
great max shutter speed (1/8,000 seconds)
quiet mode (1/16,000 seconds)
image stabilization (Sensor based)
resolution is good (20MP)
sensor size is good (Four Thirds)
provides tracking autofocus
weather sealing
terrible battery power (330 shots)
does not have phase detect autofocus
79
max shutter speed is good (1/8,000s)
image stabilization (Sensor based)
decent MP (16 megapixels)
nice sensor size (APS-C)
comes with tracking focus
weather proofing
sensor has phase detect auto focus
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Travel Comparison

Travel photography with Panasonic GX8
Travel photography with Pentax K-5 IIs
73
weather sealing
supports focus by touch
resolution is good (20MP)
screen is selfie friendly
terrible battery power (330 per charge)
65
weather proofing
decent MP (16 megapixels)
flash built-in
screen is not selfie friendly
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Landscape Comparison

Panasonic GX8 Landscape photography factors
Pentax K-5 IIs Landscape photography factors
76
manual focus
interchangeable lenses (Micro Four Thirds mount)
screen size is good (3 inches)
image stabilization (Sensor based)
resolution is good (20 megapixels)
sensor size is good (Four Thirds)
above average high ISO (25,600)
exports RAW formats
weather sealing
terrible battery power (330 CIPA)
79
focusing manually
change lenses (Pentax KAF2 mount)
decent sized screen (3 inch)
image stabilization (Sensor based)
decent MP (16MP)
nice sensor size (APS-C)
doesnt have anti aliasing filter
saves RAW formats
weather proofing
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Vlogging Comparison

Vlogging with Panasonic GX8
Vlogging with Pentax K-5 IIs
81
screen is selfie friendly
touchscreen enabled
image stabilization (Sensor based)
provides face detection autofocus
high quality video (3840 x 2160 pixels)
comes with external microphone socket
33
image stabilization (Sensor based)
comes with face detect focus
high video quality (1920 x 1080 pxls)
includes mic jack
screen is not selfie friendly
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Panasonic GX8 vs Pentax K-5 IIs Specifications

Detailed spec comparison table for Panasonic GX8 and Pentax K-5 IIs
 Panasonic Lumix DMC-GX8Pentax K-5 IIs
General Information
Brand Name Panasonic Pentax
Model type Panasonic Lumix DMC-GX8 Pentax K-5 IIs
Category Advanced Mirrorless Advanced DSLR
Released 2015-07-16 2013-06-04
Body design Rangefinder-style mirrorless Mid-size SLR
Sensor Information
Processor Venus Engine Prime II
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.3 x 13mm 23.7 x 15.7mm
Sensor surface area 224.9mm² 372.1mm²
Sensor resolution 20 megapixel 16 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest resolution 5184 x 3888 4928 x 3264
Highest native ISO 25600 12800
Highest boosted ISO - 51200
Minimum native ISO 200 100
RAW photos
Minimum boosted ISO 100 80
Autofocusing
Manual focusing
AF touch
AF continuous
Single AF
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 49 11
Cross type focus points - 9
Lens
Lens mount type Micro Four Thirds Pentax KAF2
Available lenses 107 151
Crop factor 2.1 1.5
Screen
Range of screen Fully Articulated Fixed Type
Screen size 3 inches 3 inches
Resolution of screen 1,040 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch functionality
Screen technology - TFT LCD monitor
Viewfinder Information
Viewfinder type Electronic Optical (pentaprism)
Viewfinder resolution 2,360 thousand dot -
Viewfinder coverage 100% 100%
Viewfinder magnification 0.77x 0.61x
Features
Slowest shutter speed 60s 30s
Maximum shutter speed 1/8000s 1/8000s
Maximum silent shutter speed 1/16000s -
Continuous shooting speed 12.0 frames/s 7.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash distance no built-in flash 13.00 m (at ISO 100)
Flash settings Auto, auto w/redeye reduction, forced on, forced on w/redeye reduction, slow sync, slow sync w/redeye reduction, forced off Auto, On, Off, Red-eye, Slow sync, High speed, Rear curtain and Wireless
Hot shoe
AEB
WB bracketing
Maximum flash sync - 1/180s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 (30p, 24p), 1920 x 1080 (60p, 30p), 1280 x 720 (60p, 30p), 1280 x 720 (30p), 640 x 480 (30p) 1920 x 1080 (25 fps), 1280 x 720 (25, 30 fps), 640 x 480 (25, 30 fps)
Highest video resolution 3840x2160 1920x1080
Video format MPEG-4, AVCHD Motion JPEG
Mic input
Headphone input
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 487g (1.07 lb) 760g (1.68 lb)
Dimensions 133 x 78 x 63mm (5.2" x 3.1" x 2.5") 131 x 97 x 73mm (5.2" x 3.8" x 2.9")
DXO scores
DXO All around rating 75 82
DXO Color Depth rating 23.5 23.9
DXO Dynamic range rating 12.6 14.1
DXO Low light rating 806 1208
Other
Battery life 330 shots 980 shots
Battery format Battery Pack Battery Pack
Battery ID - D-LI90
Self timer Yes Yes ( 2 or 12 seconds)
Time lapse shooting
Storage media SD/SDHC/SDXC card SD/SDHC/SDXC
Storage slots Single Single
Pricing at launch $898 $749