OM System
OM-5 Mark II
Compact IP53 Micro Four Thirds body with 20MP Live MOS sensor, 7.5-stop Sync IS, 30fps burst, 4K video, and USB-C charging.
$1,199
Released Jun 2025
OM System
OM-D E-M10 Mark III
Entry MFT with IBIS and approachable design for beginners.
$649
Released Aug 2017
OM-5 Mark II is 7.8 years newer.
Wins
OM-5 Mark II
Wins
OM-D E-M10 Mark III
7 categories tied
Check current prices
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TL;DR — Key differences
- AOM-5 Mark II has higher IBIS effectiveness (6.5 stops vs 0 stops)
- BOM-D E-M10 Mark III has higher AF points / zones (1053 vs 121)
- AOM-5 Mark II has higher ISO max (native) (102,400 vs 25,600)
- AOM-5 Mark II has higher Burst (electronic) (30 fps vs 11 fps)
- BOM-D E-M10 Mark III has higher 4K max frame rate (60 fps vs 30 fps)
Key specs at a glance
Size and weight, to scale
OM-5 Mark II
125 × 85 × 52 mm
417 g (0.92 lb / 14.71 oz)
OM-D E-M10 Mark III
134 × 91 × 72 mm
580 g (1.28 lb / 20.46 oz)
OM-5 Mark II is 9mm narrower, 6mm shorter, and 20mm thinner than OM-D E-M10 Mark III.
OM-5 Mark II is 163 g lighter than OM-D E-M10 Mark III.
Depth (front-to-back): 52mm OM-5 Mark II · 72mm OM-D E-M10 Mark III
Sensor size, to scale
OM-5 Mark II
17.4 × 13 mm · Compact / large-type
226 mm² area
OM-D E-M10 Mark III
17.3 × 13 mm · Micro Four Thirds
225 mm² area
Lens ecosystem
Native lens selection
OM-5 Mark II
✓ more lensesMicro Four Thirds
130+
native lenses available
OM-D E-M10 Mark III
✓ more lensesMicro Four Thirds
130+
native lenses available
Counts include current first-party and major third-party native autofocus lenses.
Use-case scoring
Which one for what?
Algorithmic scores from verified specs · 10 = best in class
Why pick one over the other
Reasons to choose
OM-5 Mark II
AF low-light limit
-8 EV vs -7 EV — lower is better
Subject recognition
Adds People, Birds, Animals…
IBIS effectiveness
6.5 stops vs 0 stops — higher is better
Dimensions (W×H×D mm)
Adds 125.3, 85.2, 52
ISO max (native)
102,400 vs 25,600 — higher is better
Burst (electronic)
30 fps vs 11 fps — higher is better
Animal / bird AF
Only OM-5 Mark II supports it
Pre-Capture / Pre-Release
Only OM-5 Mark II supports it
Reasons to choose
OM-D E-M10 Mark III
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 134, 91, 72
AF points / zones
1053 vs 121 — higher is better
AA filter
Only OM-D E-M10 Mark III supports it
4K max frame rate
60 fps vs 30 fps — higher is better
Both cameras share
- ✓AF frame coverage — Both 100 %
- ✓Eye AF — Both support eye af
- ✓Max video bit rate — Both 150 Mbps
- ✓Battery life (CIPA) — Both 640 shots
- ✓Card slots — Both 1
- ✓EVF resolution — Both 2,360,000
Pros & cons at a glance
Editorially curated highlights and trade-offs.
OM-5 Mark II
Pros
- ✓Compact weather-sealed body
- ✓7.5-stop Sync IS
- ✓30fps burst
- ✓4K vertical video
Cons
- –20MP non-stacked sensor
- –Single card slot
- –Smaller EVF than OM-1
OM-D E-M10 Mark III
Pros
- ✓IBIS at entry price
- ✓Compact
- ✓Easy menus
Cons
- –16MP
- –No weather sealing
- –Older
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for travel, OM-5 Mark II or OM-D E-M10 Mark III?
OM-5 Mark II scores 8.0/10 versus 5.0/10 for OM-D E-M10 Mark III — 417g — ultralight for all-day carry.
What's the resolution difference between the OM-5 Mark II and OM-D E-M10 Mark III?
OM-5 Mark II is 20.4 MP and OM-D E-M10 Mark III is 16 MP, so the OM-5 Mark II captures more detail for cropping and large prints.
Do the OM-5 Mark II and OM-D E-M10 Mark III have in-body image stabilization?
OM-5 Mark II has 6.5-stop in-body image stabilization, while oM-D E-M10 Mark III does not have IBIS.
Which shoots faster bursts — the OM-5 Mark II or the OM-D E-M10 Mark III?
OM-5 Mark II reaches 30 fps electronic. OM-D E-M10 Mark III reaches 11 fps electronic.
What's the weight difference between the OM-5 Mark II and OM-D E-M10 Mark III?
OM-5 Mark II weighs 417 g and OM-D E-M10 Mark III weighs 580 g, so the OM-5 Mark II is 163 g lighter.
Do the OM-5 Mark II and OM-D E-M10 Mark III record 4K video?
OM-5 Mark II: 4K up to 30p. OM-D E-M10 Mark III: 4K up to 60p.
Are the OM-5 Mark II and OM-D E-M10 Mark III weather sealed?
OM-5 Mark II: Yes. OM-D E-M10 Mark III: No.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the OM-5 Mark II and 640 shots for the OM-D E-M10 Mark III, giving the OM-D E-M10 Mark III the edge.
How much does each cost?
OM-5 Mark II launched at $1,199 and OM-D E-M10 Mark III at $649. The OM-D E-M10 Mark III is $550 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.