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OM System OM-5 vs Panasonic G100

Portability
80
Imaging
64
Features
88
Overall
73
OM System OM-5 front
 
Panasonic Lumix DC-G100 front
Portability
81
Imaging
63
Features
76
Overall
68

OM System OM-5 vs Panasonic G100 Key Specs

OM System OM-5
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3.00" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 414g - 125 x 85 x 50mm
  • Introduced October 2022
  • Replaced the Olympus E-M5 III
Panasonic G100
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 25600
  • 3840 x 1920 video
  • Micro Four Thirds Mount
  • 352g - 116 x 83 x 54mm
  • Launched June 2020
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OM System OM-5 vs Panasonic G100 Overview

Below is a extensive review of the OM System OM-5 and Panasonic G100, former being a Advanced Mirrorless while the other is a Entry-Level Mirrorless by competitors Olympus and Panasonic. The image resolution of the OM System OM-5 (20MP) and the G100 (20MP) is fairly close and they come with the same exact sensor sizes (Four Thirds).

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The OM System OM-5 was unveiled 2 years later than the G100 and that is a fairly sizable difference as far as camera tech is concerned. The two cameras offer the identical body type (SLR-style mirrorless).

Before diving straight into a detailed comparison, below is a brief summation of how the OM System OM-5 matches up vs the G100 in regards to portability, imaging, features and an overall grade.

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Reasons to pick OM System OM-5 over the Panasonic G100

 OM System OM-5 G100 
LaunchedOctober 2022June 2020More recent by 29 months

Reasons to pick Panasonic G100 over the OM System OM-5

 G100 OM System OM-5 
Display resolution1840k1040kSharper display (+800k dot)

Common features in the OM System OM-5 and Panasonic G100

 OM System OM-5 G100 
Manual focus Very accurate focus
Display typeFully ArticulatedFully ArticulatedFully Articulated display
Display sizing3.00"3"Equivalent display dimensions
Selfie screen Both good for selfies
Touch friendly display Easily navigate

OM System OM-5 vs Panasonic G100 Physical Comparison

If you're intending to lug around your camera, you need to factor in its weight and volume. The OM System OM-5 features outside measurements of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") and a weight of 414 grams (0.91 lbs) while the Panasonic G100 has sizing of 116mm x 83mm x 54mm (4.6" x 3.3" x 2.1") and a weight of 352 grams (0.78 lbs).

Analyze the OM System OM-5 and Panasonic G100 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will differ based on the lens you select during that time. Following is the front view physical size comparison of the OM System OM-5 compared to the G100.

OM System OM-5 vs Panasonic G100 size comparison

Taking into account size and weight, the portability score of the OM System OM-5 and G100 is 80 and 81 respectively.

OM System OM-5 vs Panasonic G100 top view buttons comparison

OM System OM-5 vs Panasonic G100 Sensor Comparison

In many cases, it's hard to imagine the contrast in sensor measurements simply by looking through specs. The visual below will offer you a much better sense of the sensor measurements in the OM System OM-5 and G100.

All in all, both of the cameras enjoy the same exact sensor sizing and the same exact megapixels and you can expect comparable quality of photos although you may want to factor the launch date of the cameras into account. The more modern OM System OM-5 should have an advantage in sensor technology.

OM System OM-5 vs Panasonic G100 sensor size comparison

OM System OM-5 vs Panasonic G100 Screen and ViewFinder

OM System OM-5 vs Panasonic G100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

OM System OM-5 Portrait photography features
Panasonic G100 Portrait photography features
78
focusing manually
MP count good (20MP)
decent sensor size (Four Thirds)
supports face detection focus
supports RAW files
77
manual focus
megapixel count good (20 megapixels)
sensor size is nice (Four Thirds)
provides face detection focus
supports RAW formats
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Street Comparison

OM System OM-5 Street photography details
Panasonic G100 Street photography details
84
screen can move to multiple angles
has image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
supports RAW files
has focus via touch
environment proofing
great high ISO (25,600)
78
screen articulates
sensor size is nice (Four Thirds)
supports RAW formats
supports touch to focus
great ISO range (25,600)
no image stabilization
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Sports Comparison

OM System OM-5 Sports photography info
Panasonic G100 Sports photography info
76
great max shutter speed (1/8,000 seconds)
quiet mode (1/32,000 seconds)
has image stabilization (Sensor based 5-axis)
MP count good (20MP)
decent sensor size (Four Thirds)
supports tracking autofocus
environment proofing
has phase detect auto focus
terrible battery pack (310 CIPA)
56
quiet mode (1/16,000 seconds)
megapixel count good (20MP)
sensor size is nice (Four Thirds)
provides tracking autofocus
max shutter speed is low (1/500 seconds)
no image stabilization
not so great battery pack (270 per charge)
lack of phase detect auto focus
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Travel Comparison

Travel photography with OM System OM-5
Travel photography with Panasonic G100
78
environment proofing
supports bluetooth
has focus via touch
MP count good (20MP)
selfie friendly screen
terrible battery pack (310 CIPA)
78
has bluetooth
supports touch to focus
megapixel count good (20MP)
built-in flash
selfie friendly screen
not so great battery pack (270 shots)
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Landscape Comparison

Landscape photography with OM System OM-5
Landscape photography with Panasonic G100
78
focusing manually
interchangeable lenses (Micro Four Thirds mount)
nice screen size (3.00 inches)
has image stabilization (Sensor based 5-axis)
MP count good (20 megapixels)
decent sensor size (Four Thirds)
great high ISO (25,600)
supports RAW files
environment proofing
terrible battery pack (310 per charge)
72
manual focus
interchangeable lenses (Micro Four Thirds mount)
nice screen size (3")
megapixel count good (20 megapixels)
sensor size is nice (Four Thirds)
great ISO range (25,600)
supports RAW formats
no image stabilization
not so great battery pack (270 per charge)
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Vlogging Comparison

OM System OM-5 Vlogging features
Panasonic G100 Vlogging features
84
selfie friendly screen
touchscreen enabled
has image stabilization (Sensor based 5-axis)
supports face detection focus
high quality video (4096 x 2160 pixels)
has external microphone support
78
selfie friendly screen
built-in touchscreen
provides face detection focus
video resolution high (3840 x 1920 pixels)
comes with external mic support
no image stabilization
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OM System OM-5 vs Panasonic G100 Specifications

Detailed spec comparison table for OM System OM-5 and Panasonic G100
 OM System OM-5Panasonic Lumix DC-G100
General Information
Manufacturer Olympus Panasonic
Model type OM System OM-5 Panasonic Lumix DC-G100
Type Advanced Mirrorless Entry-Level Mirrorless
Introduced 2022-10-26 2020-06-24
Physical type SLR-style mirrorless SLR-style mirrorless
Sensor Information
Sensor type CMOS CMOS
Sensor size Four Thirds Four Thirds
Sensor dimensions 17.4 x 13mm 17.3 x 13mm
Sensor surface area 226.2mm² 224.9mm²
Sensor resolution 20 megapixel 20 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Max resolution 5184 x 3888 5184 x 3888
Max native ISO 25600 25600
Lowest native ISO 200 200
RAW format
Lowest enhanced ISO 64 100
Autofocusing
Manual focusing
Touch focus
AF continuous
AF single
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 121 49
Lens
Lens mount type Micro Four Thirds Micro Four Thirds
Amount of lenses 119 107
Crop factor 2.1 2.1
Screen
Type of display Fully Articulated Fully Articulated
Display sizing 3.00" 3"
Resolution of display 1,040k dots 1,840k dots
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360k dots 3,680k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.68x 0.73x
Features
Min shutter speed 60 seconds 60 seconds
Max shutter speed 1/8000 seconds 1/500 seconds
Max quiet shutter speed 1/32000 seconds 1/16000 seconds
Continuous shutter rate 10.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Custom WB
Image stabilization
Integrated flash
Flash distance no built-in flash 3.60 m (at ISO 100)
Flash settings Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual Auto, auto w/redeye reduction, on, on w/redeye redduction, slow sync, slow sync w/redeye reduction, off
External flash
AE bracketing
WB bracketing
Max flash synchronize 1/250 seconds -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM 3840 x 1920 @ 30p / 100 Mbps, MOV, H.264, AAC3840 x 1920 @ 25p / 100 Mbps, MOV, H.264, AAC3840 x 1920 @ 24p / 100 Mbps, MOV, H.264, AAC1920 x 1080 @ 120p / 28 Mbps, MOV, H.264, AAC1920 x 1080 @ 60p / 28 Mbps, MOV, H.264, AAC1920 x 1080 @ 50p / 28 Mbps, MOV, H.264, AAC1920 x 1080 @ 30p / 28 Mbps, MOV, H.264, AAC1920 x 1080 @ 25p / 28 Mbps, MOV, H.264, AAC1920 x 1080 @ 24p / 28 Mbps, MOV, H.264, AAC
Max video resolution 4096x2160 3840x1920
Video data format MPEG-4, H.264 MPEG-4, H.264
Mic support
Headphone support
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
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 414g (0.91 pounds) 352g (0.78 pounds)
Dimensions 125 x 85 x 50mm (4.9" x 3.3" x 2.0") 116 x 83 x 54mm (4.6" x 3.3" x 2.1")
DXO scores
DXO Overall rating not tested not tested
DXO Color Depth rating not tested not tested
DXO Dynamic range rating not tested not tested
DXO Low light rating not tested not tested
Other
Battery life 310 images 270 images
Battery style Battery Pack Battery Pack
Battery ID BLS-50 -
Self timer Yes (2 or 10 secs, custom) Yes
Time lapse feature
Storage type SD/SDHC/SDXC (UHS-II supported) SD/SDHC/SDXC card (UHS-I supported)
Card slots One One
Pricing at release $1,200 $698