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Olympus E-M10 III vs Panasonic GX850

Portability
80
Imaging
55
Features
75
Overall
63
Olympus OM-D E-M10 Mark III front
 
Panasonic Lumix DMC-GX850 front
Portability
90
Imaging
55
Features
70
Overall
61

Olympus E-M10 III vs Panasonic GX850 Key Specs

Olympus E-M10 III
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 410g - 122 x 84 x 50mm
  • Released August 2017
  • Old Model is Olympus E-M10 II
  • New Model is Olympus E-M10 IV
Panasonic GX850
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 200 - 25600
  • No Anti-Alias Filter
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 269g - 107 x 65 x 33mm
  • Launched January 2017
  • Other Name is Lumix DMC-GX800 / Lumix DMC-GF9
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Olympus E-M10 III vs Panasonic GX850 Overview

Let's look a bit more in depth at the Olympus E-M10 III vs Panasonic GX850, both Entry-Level Mirrorless cameras by manufacturers Olympus and Panasonic. The resolution of the E-M10 III (16MP) and the GX850 (16MP) is relatively comparable and both cameras offer the identical sensor measurements (Four Thirds).

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The E-M10 III was released 8 months after the GX850 so they are of a similar age. Both cameras feature different body design with the Olympus E-M10 III being a SLR-style mirrorless camera and the Panasonic GX850 being a Rangefinder-style mirrorless camera.

Before diving straight to a detailed comparison, here is a concise summation of how the E-M10 III grades against the GX850 in relation to portability, imaging, features and an overall score.

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Reasons to pick Olympus E-M10 III over the Panasonic GX850

 E-M10 III GX850 
LaunchedAugust 2017January 2017More modern by 8 months

Reasons to pick Panasonic GX850 over the Olympus E-M10 III

 GX850 E-M10 III 
Selfie screen Take selfies

Common features in the Olympus E-M10 III and Panasonic GX850

 E-M10 III GX850 
Manual focus Dial precise focusing
Screen typeTiltingTiltingTilting screen
Screen size3"3"Same screen measurements
Screen resolution1040k1040kSame screen resolution
Touch screen Quickly navigate

Olympus E-M10 III vs Panasonic GX850 Physical Comparison

For anyone who is planning to carry around your camera regularly, you will have to think about its weight and measurements. The Olympus E-M10 III provides external dimensions of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") having a weight of 410 grams (0.90 lbs) whilst the Panasonic GX850 has proportions of 107mm x 65mm x 33mm (4.2" x 2.6" x 1.3") accompanied by a weight of 269 grams (0.59 lbs).

Check the Olympus E-M10 III vs Panasonic GX850 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will vary dependant on the lens you are utilising during that time. Following is a front view proportions comparison of the E-M10 III and the GX850.

Olympus E-M10 III vs Panasonic GX850 size comparison

Considering dimensions and weight, the portability grade of the E-M10 III and GX850 is 80 and 90 respectively.

Olympus E-M10 III vs Panasonic GX850 top view buttons comparison

Olympus E-M10 III vs Panasonic GX850 Sensor Comparison

Quite often, its difficult to picture the difference in sensor sizes only by going through technical specs. The picture here may provide you a more clear sense of the sensor dimensions in the E-M10 III and GX850.

As you can tell, both the cameras come with the identical sensor size and the same resolution so you can expect comparable quality of photos though you would want to factor the age of the cameras into account. The fresher E-M10 III provides an advantage with regard to sensor tech.

Olympus E-M10 III vs Panasonic GX850 sensor size comparison

Olympus E-M10 III vs Panasonic GX850 Screen and ViewFinder

Olympus E-M10 III vs Panasonic GX850 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 III Portrait photography highlights
Panasonic GX850 Portrait photography highlights
73
manual focus
decent MP (16MP)
sensor size is good (Four Thirds)
provides face detection focus
exports RAW files
66
has manual focus
good MP (16MP)
sensor size is nice (Four Thirds)
has face detect focusing
exports RAW files
no external flash support
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Street Comparison

Olympus E-M10 III Street photography factors
Panasonic GX850 Street photography factors
77
screen tilts up and down
image stabilization (Sensor based 5-axis)
sensor size is good (Four Thirds)
exports RAW files
offers touch to focus
very good ISO range (25,600)
more heavy than average in class (410g)
80
has a tilting screen
sensor size is nice (Four Thirds)
exports RAW files
offers touch focus
very good ISO range (25,600)
no image stabilization
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Sports Comparison

Sports photography with Olympus E-M10 III
Sports photography with Panasonic GX850
69
silent shooting (1/16,000 seconds)
image stabilization (Sensor based 5-axis)
decent MP (16MP)
sensor size is good (Four Thirds)
provides tracking autofocus
lack of phase detect auto focus
52
quiet shooting (1/16,000 seconds)
good MP (16MP)
sensor size is nice (Four Thirds)
has tracking focus
maximum shutter speed is a little low (1/500 seconds)
no image stabilization
low battery power (210 per charge)
has no phase detect AF
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Travel Comparison

Olympus E-M10 III Travel photography details
Panasonic GX850 Travel photography details
67
offers touch to focus
decent MP (16MP)
has built in flash
more heavy than average in class (410g)
screen isn't selfie friendly
79
offers touch focus
good MP (16 megapixels)
built-in flash
screen is selfie friendly
low battery power (210 shots)
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Landscape Comparison

Olympus E-M10 III Landscape photography details
Panasonic GX850 Landscape photography details
80
manual focus
swap lenses (Micro Four Thirds mount)
decent sized screen (3 inch)
image stabilization (Sensor based 5-axis)
decent MP (16MP)
sensor size is good (Four Thirds)
very good ISO range (25,600)
exports RAW files
71
has manual focus
interchangeable lenses (Micro Four Thirds mount)
good sized screen (3")
good MP (16 megapixels)
sensor size is nice (Four Thirds)
does not have low pass filter
very good ISO range (25,600)
exports RAW files
no image stabilization
low battery power (210 per charge)
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Vlogging Comparison

Vlogging with Olympus E-M10 III
Vlogging with Panasonic GX850
32
screen is touchscreen
image stabilization (Sensor based 5-axis)
provides face detection focus
high quality video (3840 x 2160 pxls)
screen isn't selfie friendly
does not have external microphone port
more heavy than average in class (410 grams)
73
screen is selfie friendly
touchscreen capability
has face detect focusing
high quality video (3840 x 2160 pxls)
no image stabilization
doesn't have microphone port
Photography Glossary

Olympus E-M10 III vs Panasonic GX850 Specifications

Detailed spec comparison table for Olympus E-M10 III and Panasonic GX850
 Olympus OM-D E-M10 Mark IIIPanasonic Lumix DMC-GX850
General Information
Company Olympus Panasonic
Model Olympus OM-D E-M10 Mark III Panasonic Lumix DMC-GX850
Also called - Lumix DMC-GX800 / Lumix DMC-GF9
Class Entry-Level Mirrorless Entry-Level Mirrorless
Released 2017-08-31 2017-01-04
Body design SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Processor TruePic VIII Venus Engine
Sensor type CMOS CMOS
Sensor size Four Thirds Four Thirds
Sensor measurements 17.4 x 13mm 17.3 x 13mm
Sensor area 226.2mm² 224.9mm²
Sensor resolution 16 megapixel 16 megapixel
Anti aliasing filter
Aspect ratio 4:3 1:1, 4:3, 3:2 and 16:9
Maximum resolution 4608 x 3456 4592 x 3448
Maximum native ISO 25600 25600
Minimum native ISO 200 200
RAW support
Minimum boosted ISO 100 100
Autofocusing
Manual focus
AF touch
Continuous AF
Single AF
AF tracking
Selective AF
AF center weighted
AF multi area
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 121 49
Lens
Lens mounting type Micro Four Thirds Micro Four Thirds
Available lenses 107 107
Focal length multiplier 2.1 2.1
Screen
Display type Tilting Tilting
Display size 3 inches 3 inches
Resolution of display 1,040k dot 1,040k dot
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,360k dot -
Viewfinder coverage 100 percent -
Viewfinder magnification 0.62x -
Features
Lowest shutter speed 60s 60s
Highest shutter speed 1/4000s 1/500s
Highest quiet shutter speed 1/16000s 1/16000s
Continuous shooting speed 8.6 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Integrated flash
Flash range 5.80 m (at ISO 100) 4.00 m (at ISO 100)
Flash modes Auto, redeye, slow sync, 2nd-curtain slow sync, redeye slow sync, fill-in, manual, off Auto, auto w/redeye reduction, on, on w/redeye reduction, slow sync, slow sync w/redeye reduction
Hot shoe
AEB
White balance bracketing
Highest flash sync 1/250s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM 3840 x 2160 @ 30p / 100 Mbps, MP4, H.264, AAC3840 x 2160 @ 24p / 100 Mbps, MP4, H.264, AAC1920 x 1080 @ 60p / 28 Mbps, MP4, H.264, AAC1920 x 1080 @ 60p / 28 Mbps, AVCHD, MTS, H.264, Dolby Digital1920 x 1080 @ 60i / 17 Mbps, AVCHD, MTS, H.264, Dolby Digital1920 x 1080 @ 30p / 20 Mbps, MP4, H.264
Maximum video resolution 3840x2160 3840x2160
Video format MPEG-4, H.264 MPEG-4, AVCHD
Microphone jack
Headphone jack
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 410g (0.90 lb) 269g (0.59 lb)
Physical dimensions 122 x 84 x 50mm (4.8" x 3.3" x 2.0") 107 x 65 x 33mm (4.2" x 2.6" x 1.3")
DXO scores
DXO All around score not tested 73
DXO Color Depth score not tested 23.2
DXO Dynamic range score not tested 13.3
DXO Low light score not tested 586
Other
Battery life 330 shots 210 shots
Style of battery Battery Pack Battery Pack
Battery model BLS-50 -
Self timer Yes (2 or 12 secs, custom) Yes (2, 10 sec, 3 images/10 sec)
Time lapse recording
Type of storage SD/SDHC/SDXC (UHS-I/II supported) microSD/SDHC/SDXC
Storage slots Single Single
Cost at launch $650 $548