OM System
OM-5 Mark II
Updated compact MFT travel body with 20MP sensor, 7.5-stop IBIS, IP53 sealing, and Live ND.
$1,299
Launch priceReleased Jan 2025
OM System
OM-D E-M10 Mark IV
Entry MFT body with IBIS and approachable controls.
$699
Launch priceReleased Aug 2020
OM-5 Mark II is 4.4 years newer.
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Wins
OM-5 Mark II
Wins
OM-D E-M10 Mark IV
6 categories tied
Which would you choose?
TL;DR — Key differences
- BOM-D E-M10 Mark IV has higher Burst (mechanical) (15 fps vs 6 fps)
- AOM-5 Mark II has higher Max video bit rate (240 Mbps vs 102 Mbps)
- AOM-5 Mark II has higher EVF magnification (1.48 × vs 0.67 ×)
- AOM-5 Mark II has higher 1080p max frame rate (120 fps vs 59.94 fps)
- AOM-5 Mark II has higher Burst (electronic) (30 fps vs 15 fps)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
OM-5 Mark II
125 × 85 × 50 mm
414 g (0.91 lb / 14.60 oz)
Credit card
85.6 × 54 mm
for scale
OM-D E-M10 Mark IV
122 × 84 × 49 mm
383 g (0.84 lb / 13.51 oz)
OM-5 Mark II is 4mm wider, 1mm taller, and 1mm thicker than OM-D E-M10 Mark IV.
OM-5 Mark II is 31 g heavier than OM-D E-M10 Mark IV.
Depth (front-to-back): 50mm OM-5 Mark II · 49mm OM-D E-M10 Mark IV
Back view, to scale
Width × Height — same proportions as the front of the body.
OM-5 Mark II
125 × 85 mm
Credit card
85.6 × 54 mm
OM-D E-M10 Mark IV
122 × 84 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
OM-5 Mark II
125 × 50 mm
Credit card
85.6 × 54 mm
OM-D E-M10 Mark IV
122 × 49 mm
Sensor size, to scale
OM-5 Mark II
17.4 × 13 mm · Compact / large-type
226 mm² area
OM-D E-M10 Mark IV
17.4 × 13 mm · Compact / large-type
226 mm² area
Lens ecosystem
Native lens selection
OM-5 Mark II
✓ more lensesMicro Four Thirds
130+
native lenses available
OM-D E-M10 Mark IV
✓ 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
Subject recognition
Adds Human, Animal, Bird…
Dimensions (W×H×D mm)
Adds 125.3, 85.2, 49.7
Max video bit rate
240 Mbps vs 102 Mbps — higher is better
EVF magnification
1.48 × vs 0.67 × — higher is better
1080p max frame rate
120 fps vs 59.94 fps — higher is better
Animal / bird AF
Only OM-5 Mark II supports it
Burst (electronic)
30 fps vs 15 fps — higher is better
Pre-Capture / Pre-Release
Only OM-5 Mark II supports it
Reasons to choose
OM-D E-M10 Mark IV
Subject recognition
Adds Face, Eye
Dimensions (W×H×D mm)
Adds 121.7, 84.4, 49
Burst (mechanical)
15 fps vs 6 fps — higher is better
Codecs
Adds MOV
Battery life (CIPA)
360 shots vs 310 shots — higher is better
Weight
383 g vs 414 g — lower is better
Both cameras share
- ✓ISO min (native) — Both 200
- ✓ISO max (native) — Both 25,600
- ✓AF points / zones — Both 121
- ✓Eye AF — Both support eye af
- ✓In-body stabilization (IBIS) — Both support in-body stabilization (ibis)
- ✓Card slots — Both 1
Pros & cons at a glance
Editorially curated highlights and trade-offs.
OM-5 Mark II
Pros
- ✓7.5-stop IBIS
- ✓IP53 weather sealing
- ✓Live ND & computational modes
- ✓Compact travel body
Cons
- –MFT sensor
- –Single card slot
- –Premium for MFT
OM-D E-M10 Mark IV
Pros
- ✓IBIS at entry price
- ✓Compact
- ✓Easy to use
Cons
- –Older sensor
- –No weather sealing
- –MFT limits
Decided which one is right for you?
Compare live prices for the OM-5 Mark II and OM-D E-M10 Mark IV at major authorized retailers.
OM System OM-5 Mark II
OM System OM-D E-M10 Mark IV
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for wildlife, OM-5 Mark II or OM-D E-M10 Mark IV?
OM-5 Mark II scores 9.0/10 versus 1.5/10 for OM-D E-M10 Mark IV — 30fps burst captures fleeting moments.
What's the resolution difference between the OM-5 Mark II and OM-D E-M10 Mark IV?
OM-5 Mark II is 20.4 MP and OM-D E-M10 Mark IV is 20.3 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 IV have in-body image stabilization?
OM-5 Mark II has 7.5-stop in-body image stabilization, while OM-D E-M10 Mark IV has 4.5-stop in-body image stabilization.
Which shoots faster bursts — the OM-5 Mark II or the OM-D E-M10 Mark IV?
OM-5 Mark II reaches 30 fps electronic. OM-D E-M10 Mark IV reaches 15 fps electronic.
What's the weight difference between the OM-5 Mark II and OM-D E-M10 Mark IV?
OM-5 Mark II weighs 414 g and OM-D E-M10 Mark IV weighs 383 g, so the OM-D E-M10 Mark IV is 31 g lighter.
Do the OM-5 Mark II and OM-D E-M10 Mark IV record 4K video?
OM-5 Mark II: 4K up to 30p. OM-D E-M10 Mark IV: 4K up to 29.97p.
Are the OM-5 Mark II and OM-D E-M10 Mark IV weather sealed?
OM-5 Mark II: Yes. OM-D E-M10 Mark IV: No.
Which has better battery life?
Rated battery life is 310 shots (CIPA) for the OM-5 Mark II and 360 shots for the OM-D E-M10 Mark IV, giving the OM-D E-M10 Mark IV the edge.
How much does each cost?
OM-5 Mark II launched at $1,299 and OM-D E-M10 Mark IV at $699. The OM-D E-M10 Mark IV is $600 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way OM-5 Mark II vs OM-D E-M10 Mark IV vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.
Product images courtesy of OM System press materials.