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Olympus E-1 vs Panasonic G100

Portability
59
Imaging
38
Features
36
Overall
37
Olympus E-1 front
 
Panasonic Lumix DC-G100 front
Portability
81
Imaging
62
Features
76
Overall
67

Olympus E-1 vs Panasonic G100 Key Specs

Olympus E-1
(Full Review)
  • 5MP - Four Thirds Sensor
  • 1.8" Fixed Screen
  • ISO 100 - 3200
  • No Video
  • Micro Four Thirds Mount
  • 735g - 141 x 104 x 81mm
  • Launched November 2003
  • Refreshed by Olympus E-3
Panasonic G100
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • 3840 x 1920 video
  • Micro Four Thirds Mount
  • 352g - 116 x 83 x 54mm
  • Released June 2020
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Olympus E-1 vs Panasonic G100 Overview

In this article, we will be reviewing the Olympus E-1 vs Panasonic G100, former is a Pro DSLR while the latter is a Entry-Level Mirrorless by rivals Olympus and Panasonic. There exists a large gap among the resolutions of the E-1 (5MP) and G100 (20MP) but they possess the same exact sensor measurements (Four Thirds).

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The E-1 was released 17 years earlier than the G100 which is a fairly serious difference as far as camera technology is concerned. Both the cameras offer different body type with the Olympus E-1 being a Large SLR camera and the Panasonic G100 being a SLR-style mirrorless camera.

Before delving through a comprehensive comparison, below is a concise highlight of how the E-1 matches up vs the G100 in relation to portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-1 over the Panasonic G100

 E-1 G100 

Reasons to pick Panasonic G100 over the Olympus E-1

 G100 E-1 
ReleasedJune 2020November 2003Newer by 201 months
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen sizing3"1.8"Bigger screen (+1.2")
Screen resolution1840k134kSharper screen (+1706k dot)
Selfie screen Easy selfies
Touch screen Quickly navigate

Common features in the Olympus E-1 and Panasonic G100

 E-1 G100 
Manual focus More precise focusing

Olympus E-1 vs Panasonic G100 Physical Comparison

If you're looking to travel with your camera, you are going to need to take into account its weight and dimensions. The Olympus E-1 enjoys physical dimensions of 141mm x 104mm x 81mm (5.6" x 4.1" x 3.2") along with a weight of 735 grams (1.62 lbs) and the Panasonic G100 has dimensions of 116mm x 83mm x 54mm (4.6" x 3.3" x 2.1") accompanied by a weight of 352 grams (0.78 lbs).

Take a look at the Olympus E-1 vs Panasonic G100 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will change dependant on the lens you use at that time. Following is the front view size comparison of the E-1 versus the G100.

Olympus E-1 vs Panasonic G100 size comparison

Factoring in dimensions and weight, the portability score of the E-1 and G100 is 59 and 81 respectively.

Olympus E-1 vs Panasonic G100 top view buttons comparison

Olympus E-1 vs Panasonic G100 Sensor Comparison

Quite often, it's difficult to imagine the gap in sensor dimensions just by viewing specifications. The image below may give you a much better sense of the sensor sizes in the E-1 and G100.

Plainly, both of the cameras offer the same exact sensor sizing albeit different megapixels. You can count on the Panasonic G100 to provide you with more detail as a result of its extra 15MP. Higher resolution will also allow you to crop shots a little more aggressively. The more aged E-1 will be disadvantaged when it comes to sensor tech.

Olympus E-1 vs Panasonic G100 sensor size comparison

Olympus E-1 vs Panasonic G100 Screen and ViewFinder

Olympus E-1 vs Panasonic G100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Olympus E-1
Portrait photography with Panasonic G100
46
manual focus
sensor size is decent (Four Thirds)
delivers RAW formats
doesn't have liveview
low MP (5 megapixels)
77
focusing manually
decent sensor resolution (20 megapixels)
nice sensor size (Four Thirds)
comes with face detect focusing
saves RAW formats
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Street Comparison

Olympus E-1 Street photography features
Panasonic G100 Street photography features
57
sensor size is decent (Four Thirds)
delivers RAW formats
environment proofing
lighter than competitors in class (735 grams)
fixed screen
does not have image stabilization
78
fully articulated screen
nice sensor size (Four Thirds)
saves RAW formats
comes with touch focus
above average high ISO (25,600)
no image stabilization
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Sports Comparison

Olympus E-1 as a Sports photography camera
Panasonic G100 as a Sports photography camera
40
sensor size is decent (Four Thirds)
environment proofing
sensor has phase detect AF
doesn't have liveview
max frames per second low (3.0 frames per second)
does not have image stabilization
low MP (5 megapixels)
56
silent shutter (1/16,000 seconds)
decent sensor resolution (20 megapixels)
nice sensor size (Four Thirds)
comes with tracking focus
maximum shutter speed is a little low (1/500 seconds)
no image stabilization
terrible battery (270 shots)
lacks phase detect AF
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Travel Comparison

Olympus E-1 Travel photography details
Panasonic G100 Travel photography details
47
lighter than competitors in class (735 grams)
environment proofing
does not have Time Lapse function
low MP (5 megapixels)
does not offer selfie friendly display
78
supports bluetooth
comes with touch focus
decent sensor resolution (20 megapixels)
has built in flash
selfie friendly screen
terrible battery (270 per charge)
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Landscape Comparison

Olympus E-1 Landscape photography advice
Panasonic G100 Landscape photography advice
46
manual focus
interchangeable lenses (Micro Four Thirds mount)
sensor size is decent (Four Thirds)
delivers RAW formats
environment proofing
small screen (1.8 inches)
doesn't have liveview
does not have image stabilization
low MP (5 megapixels)
does not have Time Lapse function
71
focusing manually
swap lenses (Micro Four Thirds mount)
decent sized screen (3")
decent sensor resolution (20MP)
nice sensor size (Four Thirds)
above average high ISO (25,600)
saves RAW formats
no image stabilization
terrible battery (270 CIPA)
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Vlogging Comparison

Vlogging with Olympus E-1
Vlogging with Panasonic G100
9
can't shoot video
78
selfie friendly screen
touch screen
comes with face detect focusing
high quality video (3840 x 1920 resolution)
does have mic socket
no image stabilization
Photography Glossary

Olympus E-1 vs Panasonic G100 Specifications

Detailed spec comparison table for Olympus E-1 and Panasonic G100
 Olympus E-1Panasonic Lumix DC-G100
General Information
Brand Name Olympus Panasonic
Model type Olympus E-1 Panasonic Lumix DC-G100
Type Pro DSLR Entry-Level Mirrorless
Launched 2003-11-29 2020-06-24
Physical type Large SLR SLR-style mirrorless
Sensor Information
Sensor type CCD CMOS
Sensor size Four Thirds Four Thirds
Sensor dimensions 17.3 x 13mm 17.3 x 13mm
Sensor surface area 224.9mm² 224.9mm²
Sensor resolution 5 megapixel 20 megapixel
Anti alias filter
Aspect ratio 4:3 1:1, 4:3, 3:2 and 16:9
Highest resolution 2560 x 1920 5184 x 3888
Highest native ISO 3200 25600
Minimum native ISO 100 200
RAW format
Minimum boosted ISO - 100
Autofocusing
Manual focusing
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 3 49
Lens
Lens support Micro Four Thirds Micro Four Thirds
Available lenses 45 107
Focal length multiplier 2.1 2.1
Screen
Type of screen Fixed Type Fully Articulated
Screen sizing 1.8" 3"
Screen resolution 134k dots 1,840k dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder resolution - 3,680k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.48x 0.73x
Features
Slowest shutter speed 60 seconds 60 seconds
Maximum shutter speed 1/4000 seconds 1/500 seconds
Maximum silent shutter speed - 1/16000 seconds
Continuous shooting rate 3.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash distance no built-in flash 3.60 m (at ISO 100)
Flash options Auto, Auto FP, Manual, Red-Eye Auto, auto w/redeye reduction, on, on w/redeye redduction, slow sync, slow sync w/redeye reduction, off
Hot shoe
AE bracketing
White balance bracketing
Maximum flash synchronize 1/180 seconds -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions - 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
Highest video resolution None 3840x1920
Video format - MPEG-4, H.264
Mic port
Headphone port
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 735 grams (1.62 lb) 352 grams (0.78 lb)
Dimensions 141 x 104 x 81mm (5.6" x 4.1" x 3.2") 116 x 83 x 54mm (4.6" x 3.3" x 2.1")
DXO scores
DXO All around 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 - 270 pictures
Battery type - Battery Pack
Self timer Yes (2 or 12 sec) Yes
Time lapse shooting
Storage type Compact Flash (Type I or II) SD/SDHC/SDXC card (UHS-I supported)
Card slots 1 1
Cost at launch $1,700 $698