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OM System OM-1 vs Olympus E-M5

Portability
65
Imaging
63
Features
96
Overall
76
OM System OM-1 front
 
Olympus OM-D E-M5 front
Portability
81
Imaging
51
Features
70
Overall
58

OM System OM-1 vs Olympus E-M5 Key Specs

OM System OM-1
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3.00" Fully Articulated Screen
  • ISO 200 - 25600 (Bump to 102400)
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 599g - 135 x 92 x 73mm
  • Released February 2022
Olympus E-M5
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 425g - 122 x 89 x 43mm
  • Announced April 2012
  • Successor is Olympus E-M5 II
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OM System OM-1 vs Olympus E-M5 Overview

Its time to look much closer at the OM System OM-1 versus Olympus E-M5, former being a Pro Mirrorless while the other is a Advanced Mirrorless and both are created by Olympus. There exists a considerable gap between the sensor resolutions of the OM System OM-1 (20MP) and E-M5 (16MP) but they enjoy the exact same sensor dimensions (Four Thirds).

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The OM System OM-1 was manufactured 9 years later than the E-M5 and that is quite a large difference as far as technology is concerned. Both the cameras come with the identical body type (SLR-style mirrorless).

Before we go through a complete comparison, below is a simple overview of how the OM System OM-1 matches up versus the E-M5 with respect to portability, imaging, features and an overall grade.

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Reasons to pick OM System OM-1 over the Olympus E-M5

 OM System OM-1 E-M5 
AnnouncedFebruary 2022April 2012More recent by 120 months
Display typeFully ArticulatedTiltingFully Articulating display
Display resolution1620k610kClearer display (+1010k dot)
Selfie screen Easy selfies

Reasons to pick Olympus E-M5 over the OM System OM-1

 E-M5 OM System OM-1 

Common features in the OM System OM-1 and Olympus E-M5

 OM System OM-1 E-M5 
Manually focus Dial precise focusing
Display dimension3.00"3"Identical display sizing
Touch friendly display Easily navigate

OM System OM-1 vs Olympus E-M5 Physical Comparison

If you're going to lug around your camera regularly, you'll have to factor in its weight and measurements. The OM System OM-1 enjoys outer measurements of 135mm x 92mm x 73mm (5.3" x 3.6" x 2.9") with a weight of 599 grams (1.32 lbs) and the Olympus E-M5 has proportions of 122mm x 89mm x 43mm (4.8" x 3.5" x 1.7") and a weight of 425 grams (0.94 lbs).

See the OM System OM-1 versus Olympus E-M5 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will differ depending on the lens you are working with at that time. Below is the front view physical size comparison of the OM System OM-1 and the E-M5.

OM System OM-1 vs Olympus E-M5 size comparison

Looking at dimensions and weight, the portability grade of the OM System OM-1 and E-M5 is 65 and 81 respectively.

OM System OM-1 vs Olympus E-M5 top view buttons comparison

OM System OM-1 vs Olympus E-M5 Sensor Comparison

More often than not, it can be tough to picture the gap between sensor measurements only by checking specs. The photograph underneath may offer you a clearer sense of the sensor measurements in the OM System OM-1 and E-M5.

All in all, both of those cameras have got the exact same sensor measurements but different megapixels. You can expect to see the OM System OM-1 to resolve extra detail due to its extra 4MP. Greater resolution can also help you crop images much more aggressively. The younger OM System OM-1 provides an edge with regard to sensor innovation.

OM System OM-1 vs Olympus E-M5 sensor size comparison

OM System OM-1 vs Olympus E-M5 Screen and ViewFinder

OM System OM-1 vs Olympus E-M5 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with OM System OM-1
Portrait photography with Olympus E-M5
77
you can focus manually
MP count good (20MP)
good sensor size (Four Thirds)
has face detect autofocus
supports RAW files
70
focusing manually
MP count decent (16MP)
good sensor size (Four Thirds)
has face detection focusing
exports RAW files
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Street Comparison

OM System OM-1 Street photography factors
Olympus E-M5 Street photography factors
77
fully articulated screen
built in image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
supports RAW files
has touch to focus
weather proofing
good high ISO (25,600)
82
has a tilting screen
has image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
exports RAW files
comes with touch focus
weather sealing
good ISO range (25,600)
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Sports Comparison

OM System OM-1 Sports photography features
Olympus E-M5 Sports photography features
81
great max shutter speed (1/8,000 seconds)
quiet shooting (1/32,000 seconds)
built in image stabilization (Sensor based 5-axis)
MP count good (20 megapixels)
good sensor size (Four Thirds)
has tracking focus
weather proofing
good battery pack (520 shots)
has phase detect autofocus
67
has image stabilization (Sensor based 5-axis)
MP count decent (16 megapixels)
good sensor size (Four Thirds)
has tracking autofocus
weather sealing
does not have phase detect AF
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Travel Comparison

OM System OM-1 as a Travel photography camera
Olympus E-M5 as a Travel photography camera
78
good battery pack (520 per charge)
weather proofing
supports bluetooth
has touch to focus
MP count good (20MP)
display is selfie friendly
66
weather sealing
comes with touch focus
MP count decent (16MP)
does not have Time Lapse recording
doesn't have selfie friendly screen
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Landscape Comparison

OM System OM-1 Landscape photography info
Olympus E-M5 Landscape photography info
81
you can focus manually
interchangeable lenses (Micro Four Thirds mount)
screen size is good (3.00 inches)
built in image stabilization (Sensor based 5-axis)
MP count good (20MP)
good sensor size (Four Thirds)
doesnt have anti aliasing filter
good high ISO (25,600)
supports RAW files
weather proofing
good battery pack (520 per charge)
has dual storage slots
73
focusing manually
change lenses (Micro Four Thirds mount)
screen size is good (3")
has image stabilization (Sensor based 5-axis)
MP count decent (16MP)
good sensor size (Four Thirds)
good ISO range (25,600)
exports RAW files
weather sealing
does not have Time Lapse recording
Photography Glossary

Vlogging Comparison

OM System OM-1 as a Vlogging camera
Olympus E-M5 as a Vlogging camera
78
display is selfie friendly
has touchscreen
built in image stabilization (Sensor based 5-axis)
has face detect autofocus
high quality video (4096 x 2160 pixels)
has mic jack
34
has touchscreen
has image stabilization (Sensor based 5-axis)
has face detection focusing
good video quality (1920 x 1080 pixels)
doesn't have selfie friendly screen
does not have external mic jack
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OM System OM-1 vs Olympus E-M5 Specifications

Detailed spec comparison table for OM System OM-1 and Olympus E-M5
 OM System OM-1Olympus OM-D E-M5
General Information
Brand Name Olympus Olympus
Model OM System OM-1 Olympus OM-D E-M5
Class Pro Mirrorless Advanced Mirrorless
Released 2022-02-15 2012-04-30
Body design SLR-style mirrorless SLR-style mirrorless
Sensor Information
Powered by - TruePic VI
Sensor type Stacked BSI Live MOS Sensor 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 20MP 16MP
Anti aliasing filter
Aspect ratio 4:3 1:1, 4:3, 3:2 and 16:9
Full resolution 5184 x 3888 4608 x 3456
Max native ISO 25600 25600
Max boosted ISO 102400 -
Lowest native ISO 200 200
RAW photos
Lowest boosted ISO 80 100
Autofocusing
Focus manually
Touch focus
Autofocus continuous
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Number of focus points 1053 35
Cross focus points 1053 -
Lens
Lens mount Micro Four Thirds Micro Four Thirds
Number of lenses 118 107
Crop factor 2.1 2.1
Screen
Screen type Fully Articulated Tilting
Screen sizing 3.00" 3"
Screen resolution 1,620k dot 610k dot
Selfie friendly
Liveview
Touch functionality
Screen technology - Touch control in electrostatic capacitance type OLED monitor
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 5,760k dot 1,440k dot
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.83x 0.58x
Features
Lowest shutter speed 60 secs 60 secs
Highest shutter speed 1/8000 secs 1/4000 secs
Highest silent shutter speed 1/32000 secs -
Continuous shooting speed 10.0 frames/s 9.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Inbuilt flash
Flash range no built-in flash no built-in flash
Flash modes 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, Fill-in, Slow Sync (2), Manual (3 levels)
Hot shoe
AEB
WB bracketing
Highest flash sync 1/250 secs 1/250 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions - 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps)
Max video resolution 4096x2160 1920x1080
Video format MPEG-4, H.264, H.265, HEVC H.264, Motion JPEG
Mic input
Headphone input
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 3.1 Gen 1 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 599g (1.32 lbs) 425g (0.94 lbs)
Dimensions 135 x 92 x 73mm (5.3" x 3.6" x 2.9") 122 x 89 x 43mm (4.8" x 3.5" x 1.7")
DXO scores
DXO All around score not tested 71
DXO Color Depth score not tested 22.8
DXO Dynamic range score not tested 12.3
DXO Low light score not tested 826
Other
Battery life 520 images 360 images
Battery format Battery Pack Battery Pack
Battery model BLX-1 BLN-1
Self timer Yes (2 or 12 secs, custom) Yes (2 or 12 sec)
Time lapse recording
Type of storage Dual SD/SDHC/SDXC slots (UHS-II on first slot) SD/SDHC/SDXC
Storage slots Two One
Pricing at launch $2,199 $799