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Panasonic GX85 vs Pentax RZ18

Portability
83
Imaging
54
Features
76
Overall
62
Panasonic Lumix DMC-GX85 front
 
Pentax Optio RZ18 front
Portability
92
Imaging
39
Features
37
Overall
38

Panasonic GX85 vs Pentax RZ18 Key Specs

Panasonic GX85
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 426g - 122 x 71 x 44mm
  • Revealed April 2016
  • Also Known as Lumix DMC-GX80 / Lumix DMC-GX7 Mark II
Pentax RZ18
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 25-450mm (F3.5-5.9) lens
  • 178g - 97 x 61 x 33mm
  • Released September 2011
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Panasonic GX85 vs Pentax RZ18 Overview

Following is a in depth overview of the Panasonic GX85 vs Pentax RZ18, former is a Advanced Mirrorless while the other is a Small Sensor Superzoom by rivals Panasonic and Pentax. The resolution of the GX85 (16MP) and the RZ18 (16MP) is very comparable but the GX85 (Four Thirds) and RZ18 (1/2.3") boast totally different sensor sizes.

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The GX85 was unveiled 4 years after the RZ18 which is a fairly sizable difference as far as camera tech is concerned. Both of these cameras have different body design with the Panasonic GX85 being a Rangefinder-style mirrorless camera and the Pentax RZ18 being a Compact camera.

Before getting straight to a thorough comparison, here is a short introduction of how the GX85 matches up vs the RZ18 with regard to portability, imaging, features and an overall score.

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Reasons to pick Panasonic GX85 over the Pentax RZ18

 GX85 RZ18 
ReleasedApril 2016September 2011More modern by 56 months
Display typeTiltingFixed Tilting display
Display resolution1040k460kSharper display (+580k dot)
Touch friendly display Easily navigate

Reasons to pick Pentax RZ18 over the Panasonic GX85

 RZ18 GX85 

Common features in the Panasonic GX85 and Pentax RZ18

 GX85 RZ18 
Focus manually Dial accurate focus
Display dimensions3"3"Equal display dimensions
Selfie screen Lacking selfie screen

Panasonic GX85 vs Pentax RZ18 Physical Comparison

For anybody who is planning to carry around your camera frequently, you'll have to take into account its weight and dimensions. The Panasonic GX85 has exterior measurements of 122mm x 71mm x 44mm (4.8" x 2.8" x 1.7") and a weight of 426 grams (0.94 lbs) and the Pentax RZ18 has dimensions of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") with a weight of 178 grams (0.39 lbs).

Compare the Panasonic GX85 vs Pentax RZ18 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will change depending on the lens you have attached at that moment. Underneath is a front view over all size comparison of the GX85 versus the RZ18.

Panasonic GX85 vs Pentax RZ18 size comparison

Considering size and weight, the portability grade of the GX85 and RZ18 is 83 and 92 respectively.

Panasonic GX85 vs Pentax RZ18 top view buttons comparison

Panasonic GX85 vs Pentax RZ18 Sensor Comparison

Oftentimes, it's hard to see the gap in sensor sizes just by going through a spec sheet. The picture here may offer you a more clear sense of the sensor sizing in the GX85 and RZ18.

As you can see, both cameras have the same resolution but not the same sensor sizes. The GX85 has got the larger sensor which should make achieving shallower DOF easier. The younger GX85 will have an advantage with regard to sensor innovation.

Panasonic GX85 vs Pentax RZ18 sensor size comparison

Panasonic GX85 vs Pentax RZ18 Screen and ViewFinder

Panasonic GX85 vs Pentax RZ18 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GX85 Portrait photography features
Pentax RZ18 Portrait photography features
72
manual focus
megapixel count decent (16MP)
sensor size is decent (Four Thirds)
comes with face detect focusing
delivers RAW formats
36
you can focus manually
sensor resolution is decent (16 megapixels)
manual mode not available
external flash not possible
tiny sensor size (1/2.3")
no RAW files
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Street Comparison

Street photography with Panasonic GX85
Street photography with Pentax RZ18
83
screen tilts up and down
image stabilization (Sensor based 5-axis)
sensor size is decent (Four Thirds)
delivers RAW formats
supports touch to focus
very good high ISO (25,600)
65
image stabilization (Sensor-shift)
weather proofing
lighter than others (178g)
fixed screen
tiny sensor size (1/2.3")
no RAW files
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Sports Comparison

Panasonic GX85 Sports photography details
Pentax RZ18 Sports photography details
62
silent mode (1/16,000 seconds)
image stabilization (Sensor based 5-axis)
megapixel count decent (16 megapixels)
sensor size is decent (Four Thirds)
comes with tracking focus
terrible battery life (290 CIPA)
has no phase detect AF
47
amazing zoom range (25-450mm 18.0 x zoom)
image stabilization (Sensor-shift)
sensor resolution is decent (16 megapixels)
features tracking focus
weather proofing
slow continuous shooting (1.0 fps)
lack of shutter priority mode
tiny sensor size (1/2.3")
no phase detect autofocus
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Travel Comparison

Panasonic GX85 as a Travel photography camera
Pentax RZ18 as a Travel photography camera
68
supports touch to focus
megapixel count decent (16 megapixels)
flash built-in
terrible battery life (290 CIPA)
does not contain selfie friendly screen
71
lighter than others (178 grams)
weather proofing
sensor resolution is decent (16MP)
built-in flash
rather wide (25mm)
great reach (450mm)
does not have Timelapse mode
doesn't have selfie friendly screen
somewhat slow maximum aperture (f3.5)
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Landscape Comparison

Panasonic GX85 Landscape photography information
Pentax RZ18 Landscape photography information
74
manual focus
swap lenses (Micro Four Thirds mount)
screen size is decent (3 inches)
image stabilization (Sensor based 5-axis)
megapixel count decent (16MP)
sensor size is decent (Four Thirds)
does not have anti aliasing filter
very good high ISO (25,600)
delivers RAW formats
terrible battery life (290 shots)
49
you can focus manually
rather wide (25mm)
screen size is decent (3")
image stabilization (Sensor-shift)
sensor resolution is decent (16MP)
weather proofing
can't switch lenses (fixed lens mount)
somewhat slow maximum aperture (f3.5)
manual mode not available
tiny sensor size (1/2.3")
no RAW files
does not have Timelapse mode
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Vlogging Comparison

Panasonic GX85 as a Vlogging camera
Pentax RZ18 as a Vlogging camera
35
touchscreen functionality
image stabilization (Sensor based 5-axis)
comes with face detect focusing
video res high (3840 x 2160 resolution)
does not contain selfie friendly screen
doesn't have mic port
30
rather wide (25mm)
image stabilization (Sensor-shift)
lighter than others (178g)
somewhat slow maximum aperture (f3.5)
doesn't have selfie friendly screen
low quality video (1280 x 720 pxls)
does not have microphone port
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Panasonic GX85 vs Pentax RZ18 Specifications

Detailed spec comparison table for Panasonic GX85 and Pentax RZ18
 Panasonic Lumix DMC-GX85Pentax Optio RZ18
General Information
Brand Name Panasonic Pentax
Model type Panasonic Lumix DMC-GX85 Pentax Optio RZ18
Also called as Lumix DMC-GX80 / Lumix DMC-GX7 Mark II -
Class Advanced Mirrorless Small Sensor Superzoom
Revealed 2016-04-05 2011-09-12
Body design Rangefinder-style mirrorless Compact
Sensor Information
Processor Venus Engine -
Sensor type CMOS CCD
Sensor size Four Thirds 1/2.3"
Sensor measurements 17.3 x 13mm 6.08 x 4.56mm
Sensor surface area 224.9mm² 27.7mm²
Sensor resolution 16 megapixels 16 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3 and 16:9
Highest resolution 4592 x 3448 4608 x 3456
Highest native ISO 25600 6400
Min native ISO 200 80
RAW format
Min boosted ISO 100 -
Autofocusing
Focus manually
Touch focus
Continuous autofocus
Single autofocus
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Autofocus multi area
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 49 9
Lens
Lens mount type Micro Four Thirds fixed lens
Lens zoom range - 25-450mm (18.0x)
Maximal aperture - f/3.5-5.9
Macro focusing range - 4cm
Available lenses 107 -
Crop factor 2.1 5.9
Screen
Screen type Tilting Fixed Type
Screen diagonal 3 inch 3 inch
Resolution of screen 1,040 thousand dot 460 thousand dot
Selfie friendly
Liveview
Touch functionality
Screen tech - TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder Electronic None
Viewfinder resolution 2,764 thousand dot -
Viewfinder coverage 100% -
Features
Lowest shutter speed 60s 4s
Highest shutter speed 1/4000s 1/2000s
Highest silent shutter speed 1/16000s -
Continuous shooting speed 8.0fps 1.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes -
Change white balance
Image stabilization
Integrated flash
Flash distance 6.00 m (at ISO 200) 2.80 m
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, Soft
Hot shoe
Auto exposure bracketing
WB bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 3840 x 2160 (30p, 24p), 1920 x 1080 (60p, 60i, 30p, 24p), 1280 x 720 (30p), 640 x 480 (30p) 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Highest video resolution 3840x2160 1280x720
Video data format MPEG-4, AVCHD Motion JPEG
Microphone jack
Headphone jack
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 426 gr (0.94 lb) 178 gr (0.39 lb)
Physical dimensions 122 x 71 x 44mm (4.8" x 2.8" x 1.7") 97 x 61 x 33mm (3.8" x 2.4" x 1.3")
DXO scores
DXO All around rating 71 not tested
DXO Color Depth rating 22.9 not tested
DXO Dynamic range rating 12.6 not tested
DXO Low light rating 662 not tested
Other
Battery life 290 shots -
Type of battery Battery Pack -
Battery ID - D-LI92
Self timer Yes Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC card SD/SDHC/SDXC, Internal
Storage slots Single Single
Pricing at launch $800 $210