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Panasonic G85 vs Pentax 645Z

Portability
69
Imaging
54
Features
84
Overall
66
Panasonic Lumix DMC-G85 front
 
Pentax 645Z front
Portability
49
Imaging
80
Features
74
Overall
77

Panasonic G85 vs Pentax 645Z Key Specs

Panasonic G85
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 25600 (Raise to 25600)
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 505g - 128 x 89 x 74mm
  • Announced September 2016
  • Other Name is Lumix DMC-G80
  • Replacement is Panasonic G95
Pentax 645Z
(Full Review)
  • 51MP - Medium format Sensor
  • 3.2" Tilting Display
  • ISO 100 - 204800
  • No Anti-Alias Filter
  • 1920 x 1080 video
  • Pentax 645AF2 Mount
  • 1550g - 156 x 117 x 123mm
  • Revealed April 2014
  • Earlier Model is Pentax 645D
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Panasonic G85 vs Pentax 645Z Overview

Below is a extended assessment of the Panasonic G85 vs Pentax 645Z, one being a Advanced Mirrorless and the other is a Pro DSLR by competitors Panasonic and Pentax. There is a big difference between the image resolutions of the G85 (16MP) and 645Z (51MP) and the G85 (Four Thirds) and 645Z (Medium format) possess totally different sensor dimensions.

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The G85 was brought out 2 years later than the 645Z and that is quite a big gap as far as tech is concerned. Each of the cameras come with different body type with the Panasonic G85 being a SLR-style mirrorless camera and the Pentax 645Z being a Large SLR camera.

Before delving through a in-depth comparison, below is a simple introduction of how the G85 scores against the 645Z when considering portability, imaging, features and an overall grade.

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Reasons to pick Panasonic G85 over the Pentax 645Z

 G85 645Z 
RevealedSeptember 2016April 2014More recent by 30 months
Display typeFully ArticulatedTiltingFully Articulating display
Display resolution1040k1037kClearer display (+3k dot)
Selfie screen Easy selfies
Touch friendly display Easily navigate

Reasons to pick Pentax 645Z over the Panasonic G85

 645Z G85 
Display dimension3.2"3"Larger display (+0.2")

Common features in the Panasonic G85 and Pentax 645Z

 G85 645Z 
Manually focus Very accurate focusing

Panasonic G85 vs Pentax 645Z Physical Comparison

For anyone who is intending to lug around your camera frequently, you're going to have to factor its weight and measurements. The Panasonic G85 offers outside dimensions of 128mm x 89mm x 74mm (5.0" x 3.5" x 2.9") having a weight of 505 grams (1.11 lbs) and the Pentax 645Z has proportions of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") and a weight of 1550 grams (3.42 lbs).

Compare the Panasonic G85 vs Pentax 645Z in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an Interchangeable Lens Camera will vary based on the lens you have at that moment. Following is the front view physical size comparison of the G85 compared to the 645Z.

Panasonic G85 vs Pentax 645Z size comparison

Taking into consideration size and weight, the portability grade of the G85 and 645Z is 69 and 49 respectively.

Panasonic G85 vs Pentax 645Z top view buttons comparison

Panasonic G85 vs Pentax 645Z Sensor Comparison

Often, it's tough to see the contrast between sensor measurements purely by reviewing a spec sheet. The graphic below might offer you a stronger sense of the sensor dimensions in the G85 and 645Z.

As you can see, both of these cameras posses different megapixels and different sensor measurements. The G85 due to its tinier sensor will make achieving bokeh tougher and the Pentax 645Z will offer you extra detail having its extra 35 Megapixels. Greater resolution will make it easier to crop photos somewhat more aggressively. The more recent G85 will have an advantage in sensor technology.

Panasonic G85 vs Pentax 645Z sensor size comparison

Panasonic G85 vs Pentax 645Z Screen and ViewFinder

Panasonic G85 vs Pentax 645Z Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic G85 Portrait photography details
Pentax 645Z Portrait photography details
72
focusing manually
good megapixels (16 megapixels)
decent sensor size (Four Thirds)
supports face detection focus
supports RAW files
88
focusing manually
high MP (51MP)
big sensor size (Medium format)
includes face detection focusing
delivers RAW files
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Street Comparison

Panasonic G85 Street photography factors
Pentax 645Z Street photography factors
77
screen articulates fully
image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
supports RAW files
offers touch focus
environment proofing
above average ISO range (25,600)
63
tilting screen
big sensor size (Medium format)
delivers RAW files
weather proofing
above average ISO range (204,800)
lack of image stabilization
heavier than competitors (1,550g)
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Sports Comparison

Panasonic G85 as a Sports photography camera
Pentax 645Z as a Sports photography camera
64
quiet shutter (1/16,000s)
image stabilization (Sensor based 5-axis)
good megapixels (16MP)
decent sensor size (Four Thirds)
supports tracking autofocus
environment proofing
low battery pack (330 per charge)
doesn't have phase detect auto focus
71
high MP (51MP)
big sensor size (Medium format)
includes tracking autofocus
weather proofing
comes with phase detect AF
max fps very slow (3.0 frames/s)
lack of image stabilization
terrible battery life (650 shots)
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Travel Comparison

Panasonic G85 Travel photography highlights
Pentax 645Z Travel photography highlights
71
environment proofing
offers touch focus
good megapixels (16MP)
flash built-in
selfie friendly display
low battery pack (330 CIPA)
51
weather proofing
high MP (51 megapixels)
terrible battery life (650 shots)
heavier than competitors (1,550 grams)
display isn't selfie friendly
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Landscape Comparison

Panasonic G85 Landscape photography information
Pentax 645Z Landscape photography information
73
focusing manually
interchangeable lenses (Micro Four Thirds mount)
screen size is good (3 inch)
image stabilization (Sensor based 5-axis)
good megapixels (16MP)
decent sensor size (Four Thirds)
doesnt have anti-alias filter
above average ISO range (25,600)
supports RAW files
environment proofing
low battery pack (330 CIPA)
78
focusing manually
switch lenses (Pentax 645AF2 mount)
good sized screen (3.2")
high MP (51 megapixels)
big sensor size (Medium format)
no anti aliasing filter
above average ISO range (204,800)
delivers RAW files
weather proofing
two card slots
lack of image stabilization
terrible battery life (650 per charge)
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Vlogging Comparison

Panasonic G85 Vlogging details
Pentax 645Z Vlogging details
78
selfie friendly display
touchscreen capability
image stabilization (Sensor based 5-axis)
supports face detection focus
good video quality (3840 x 2160 pxls)
includes external mic socket
27
includes face detection focusing
video res high (1920 x 1080 pixels)
does have external mic socket
display isn't selfie friendly
lack of image stabilization
heavier than competitors (1,550g)
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Panasonic G85 vs Pentax 645Z Specifications

Detailed spec comparison table for Panasonic G85 and Pentax 645Z
 Panasonic Lumix DMC-G85Pentax 645Z
General Information
Manufacturer Panasonic Pentax
Model Panasonic Lumix DMC-G85 Pentax 645Z
Otherwise known as Lumix DMC-G80 -
Type Advanced Mirrorless Pro DSLR
Announced 2016-09-19 2014-04-15
Physical type SLR-style mirrorless Large SLR
Sensor Information
Chip - PRIME III
Sensor type CMOS CMOS
Sensor size Four Thirds Medium format
Sensor dimensions 17.3 x 13mm 44 x 33mm
Sensor surface area 224.9mm² 1,452.0mm²
Sensor resolution 16 megapixels 51 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3
Highest Possible resolution 4592 x 3448 8256 x 6192
Maximum native ISO 25600 204800
Maximum enhanced ISO 25600 -
Minimum native ISO 200 100
RAW pictures
Minimum enhanced ISO 100 -
Autofocusing
Focus manually
Touch focus
Continuous AF
AF single
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 49 27
Lens
Lens mount Micro Four Thirds Pentax 645AF2
Amount of lenses 107 6
Crop factor 2.1 0.8
Screen
Display type Fully Articulated Tilting
Display size 3" 3.2"
Display resolution 1,040 thousand dots 1,037 thousand dots
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder Electronic Optical (pentaprism)
Viewfinder resolution 2,360 thousand dots -
Viewfinder coverage 100% 98%
Viewfinder magnification 0.74x 0.85x
Features
Minimum shutter speed 60 seconds 30 seconds
Fastest shutter speed 1/4000 seconds 1/4000 seconds
Fastest quiet shutter speed 1/16000 seconds -
Continuous shutter rate 9.0 frames per second 3.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Integrated flash
Flash range 6.20 m (at ISO 100) no built-in flash
Flash settings Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-eye Reduction, Forced Off 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
External flash
AE bracketing
White balance bracketing
Fastest flash synchronize - 1/125 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 3840 x 2160 @ 30p / 100 Mbps, MP4, H.264, AAC 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p,24p)
Maximum video resolution 3840x2160 1920x1080
Video format MPEG-4, AVCHD MPEG-4, H.264
Mic port
Headphone port
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.0 (5 GBit/sec)
GPS None Optional
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 505 grams (1.11 lbs) 1550 grams (3.42 lbs)
Dimensions 128 x 89 x 74mm (5.0" x 3.5" x 2.9") 156 x 117 x 123mm (6.1" x 4.6" x 4.8")
DXO scores
DXO Overall score 71 101
DXO Color Depth score 22.8 26.0
DXO Dynamic range score 12.5 14.7
DXO Low light score 656 4505
Other
Battery life 330 shots 650 shots
Type of battery Battery Pack Battery Pack
Battery model - D-LI90
Self timer Yes (2 or 10 secs, 10 secs x 3 shots) Yes (2 or 10 secs)
Time lapse shooting
Type of storage SD/SDHC/SDXC card Dual SD/SDHC/SDXC slots
Card slots 1 Dual
Cost at release $900 $5,024