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Olympus E-M1 vs Panasonic GM1

Portability
71
Imaging
53
Features
85
Overall
65
Olympus OM-D E-M1 front
 
Panasonic Lumix DMC-GM1 front
Portability
93
Imaging
53
Features
60
Overall
55

Olympus E-M1 vs Panasonic GM1 Key Specs

Olympus E-M1
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 100 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 497g - 130 x 94 x 63mm
  • Announced October 2013
  • Refreshed by Olympus E-M1 II
Panasonic GM1
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fixed Screen
  • ISO 200 - 25600
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 204g - 99 x 55 x 30mm
  • Introduced December 2013
  • Successor is Panasonic GM5
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Olympus E-M1 vs Panasonic GM1 Overview

Here is a extensive assessment of the Olympus E-M1 and Panasonic GM1, one being a Pro Mirrorless and the latter is a Entry-Level Mirrorless by rivals Olympus and Panasonic. The image resolution of the E-M1 (16MP) and the GM1 (16MP) is relatively close and both cameras have the identical sensor sizes (Four Thirds).

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The E-M1 was released at a similar time to the GM1 which means that they are both of a similar generation. Each of the cameras feature different body design with the Olympus E-M1 being a SLR-style mirrorless camera and the Panasonic GM1 being a Rangefinder-style mirrorless camera.

Before diving straight to a detailed comparison, here is a concise summation of how the E-M1 matches up against the GM1 with regards to portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-M1 over the Panasonic GM1

 E-M1 GM1 
Screen typeTiltingFixed Tilting screen
Screen resolution1037k1036kClearer screen (+1k dot)

Reasons to pick Panasonic GM1 over the Olympus E-M1

 GM1 E-M1 

Common features in the Olympus E-M1 and Panasonic GM1

 E-M1 GM1 
IntroducedOctober 2013December 2013Same generation
Manually focus More accurate focusing
Screen size3"3"Same screen dimensions
Selfie screen Neither includes selfie screen
Touch friendly screen Quickly navigate

Olympus E-M1 vs Panasonic GM1 Physical Comparison

In case you're aiming to carry your camera frequently, you have to consider its weight and volume. The Olympus E-M1 features outside measurements of 130mm x 94mm x 63mm (5.1" x 3.7" x 2.5") along with a weight of 497 grams (1.10 lbs) while the Panasonic GM1 has sizing of 99mm x 55mm x 30mm (3.9" x 2.2" x 1.2") along with a weight of 204 grams (0.45 lbs).

Check out the Olympus E-M1 and Panasonic GM1 in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you select at that time. Underneath is a front view scale comparison of the E-M1 compared to the GM1.

Olympus E-M1 vs Panasonic GM1 size comparison

Using dimensions and weight, the portability rating of the E-M1 and GM1 is 71 and 93 respectively.

Olympus E-M1 vs Panasonic GM1 top view buttons comparison

Olympus E-M1 vs Panasonic GM1 Sensor Comparison

Normally, it is very difficult to visualize the gap in sensor sizing purely by looking through specs. The visual here will offer you a greater sense of the sensor sizing in the E-M1 and GM1.

As you can plainly see, both cameras feature the identical sensor size and the same resolution therefore you should expect comparable quality of photos though you should really factor the production date of the cameras into account.

Olympus E-M1 vs Panasonic GM1 sensor size comparison

Olympus E-M1 vs Panasonic GM1 Screen and ViewFinder

Olympus E-M1 vs Panasonic GM1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M1 Portrait photography factors
Panasonic GM1 Portrait photography factors
71
focusing manually
flash sync speed is above average (1/320s)
good resolution (16 megapixels)
good sensor size (Four Thirds)
supports face detect focus
supports RAW files
65
you can focus manually
decent megapixels (16 megapixels)
good sensor size (Four Thirds)
comes with face detection focusing
saves RAW formats
no external flash support
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Street Comparison

Olympus E-M1 as a Street photography camera
Panasonic GM1 as a Street photography camera
78
tilting screen
built in image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
supports RAW files
provides focus by touch
weather sealing
lighter than average (497 grams)
above average ISO range (25,600)
77
good sensor size (Four Thirds)
saves RAW formats
features focus via touch
lighter than competitors (204g)
good ISO range (25,600)
screen does not articulate
lack of image stabilization
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Sports Comparison

Olympus E-M1 Sports photography information
Panasonic GM1 Sports photography information
70
max shutter speed is good (1/8,000s)
built in image stabilization (Sensor based 5-axis)
good resolution (16MP)
good sensor size (Four Thirds)
supports tracking focus
weather sealing
comes with phase detect auto focus
terrible battery pack (350 shots)
48
silent shooting (1/16,000 seconds)
decent megapixels (16 megapixels)
good sensor size (Four Thirds)
comes with tracking autofocus
maximum shutter speed is a little low (1/500 seconds)
continuous shooting slow (5.0 frames per second)
lack of image stabilization
low battery (230 shots)
no phase detect AF
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Travel Comparison

Olympus E-M1 as a Travel photography camera
Panasonic GM1 as a Travel photography camera
65
lighter than average (497 grams)
weather sealing
provides focus by touch
good resolution (16 megapixels)
terrible battery pack (350 CIPA)
display isn't selfie friendly
74
lighter than competitors (204g)
features focus via touch
decent megapixels (16MP)
built-in flash
low battery (230 shots)
doesn't have selfie friendly screen
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Landscape Comparison

Olympus E-M1 as a Landscape photography camera
Panasonic GM1 as a Landscape photography camera
73
focusing manually
switch lenses (Micro Four Thirds mount)
screen is a good size (3")
built in image stabilization (Sensor based 5-axis)
good resolution (16MP)
good sensor size (Four Thirds)
above average ISO range (25,600)
supports RAW files
weather sealing
terrible battery pack (350 shots)
69
you can focus manually
change lenses (Micro Four Thirds mount)
screen is a decent size (3 inches)
decent megapixels (16MP)
good sensor size (Four Thirds)
good ISO range (25,600)
saves RAW formats
lack of image stabilization
low battery (230 shots)
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Vlogging Comparison

Olympus E-M1 as a Vlogging camera
Panasonic GM1 as a Vlogging camera
36
touchscreen enabled
built in image stabilization (Sensor based 5-axis)
supports face detect focus
high video quality (1920 x 1080 pixels)
does have microphone socket
lighter than average (497 grams)
display isn't selfie friendly
35
touchscreen enabled
comes with face detection focusing
high quality video (1920 x 1080 resolution)
lighter than competitors (204 grams)
doesn't have selfie friendly screen
lack of image stabilization
missing external microphone jack
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Olympus E-M1 vs Panasonic GM1 Specifications

Detailed spec comparison table for Olympus E-M1 and Panasonic GM1
 Olympus OM-D E-M1Panasonic Lumix DMC-GM1
General Information
Company Olympus Panasonic
Model type Olympus OM-D E-M1 Panasonic Lumix DMC-GM1
Category Pro Mirrorless Entry-Level Mirrorless
Announced 2013-10-28 2013-12-19
Body design SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Chip TruePIC VII -
Sensor type CMOS CMOS
Sensor size Four Thirds Four Thirds
Sensor measurements 17.3 x 13mm 17.3 x 13mm
Sensor area 224.9mm² 224.9mm²
Sensor resolution 16 megapixel 16 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 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 100 200
RAW pictures
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 81 23
Lens
Lens mount type Micro Four Thirds Micro Four Thirds
Amount of lenses 107 107
Focal length multiplier 2.1 2.1
Screen
Screen type Tilting Fixed Type
Screen sizing 3 inches 3 inches
Screen resolution 1,037 thousand dot 1,036 thousand dot
Selfie friendly
Liveview
Touch capability
Screen tech - TFT Color LCD with wide-viewing angle
Viewfinder Information
Viewfinder Electronic None
Viewfinder resolution 2,360 thousand dot -
Viewfinder coverage 100% -
Viewfinder magnification 0.74x -
Features
Slowest shutter speed 60 secs 60 secs
Maximum shutter speed 1/8000 secs 1/500 secs
Maximum silent shutter speed - 1/16000 secs
Continuous shooting speed 10.0 frames per sec 5.0 frames per sec
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash distance no built-in flash 4.00 m
Flash options Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync (1st curtain), Slow sync (1st curtain), Slow sync (2nd curtain), Manual Auto, On, Off, Red-Eye, Slow Sync
Hot shoe
AE bracketing
WB bracketing
Maximum flash sync 1/320 secs 1/50 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps) 1920 x 1080 (60i, 50i, 24p), 1280 x 720p (60p, 50p), 640 x 480 (30p, 25p)
Maximum video resolution 1920x1080 1920x1080
Video format H.264, Motion JPEG MPEG-4, AVCHD
Microphone input
Headphone input
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 proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 497 grams (1.10 lbs) 204 grams (0.45 lbs)
Physical dimensions 130 x 94 x 63mm (5.1" x 3.7" x 2.5") 99 x 55 x 30mm (3.9" x 2.2" x 1.2")
DXO scores
DXO All around rating 73 66
DXO Color Depth rating 23.0 22.3
DXO Dynamic range rating 12.7 11.7
DXO Low light rating 757 660
Other
Battery life 350 photographs 230 photographs
Type of battery Battery Pack Battery Pack
Battery ID BLN-1 -
Self timer Yes (2 or 12 secs, custom) Yes (2 or 10 sec, 10 sec (3 images))
Time lapse recording
Type of storage SD/SDHC/SDXC SD/SDHC/SDXC
Storage slots One One
Launch cost $799 $750