Upgrade Guide

OM System Olympus OM-D E-M5 III→OM System OM System OM-1 Mark II

Is it worth upgrading? Spec analysis, key improvements, and our verdict.

You own

OM System

Olympus OM-D E-M5 III

£699

2019

→

Upgrade to

OM System

OM System OM-1 Mark II

£1999 (+£1,300)

2024

✅

Worthwhile

Clear improvements over the Olympus OM-D E-M5 III. Whether it justifies the cost depends on which upgrades matter most to your shooting.

What's new in the OM System OM-1 Mark II

Unchanged or similar

Suitability by genre

Full spec comparison

Spec	Olympus OM-D E-M5 III	OM System OM-1 Mark II
Price	£699	£1,999
Released	2019	2024	↑
Sensor	20.4MP Micro Four Thirds Live MOS	20MP Micro Four Thirds Live MOS
Resolution	20MP	20MP	↓
Video	4K/30p, 1080p/120p	4K/60p, 1080p/240p, 4K HLG
Autofocus	Hybrid phase/contrast AF with face/eye detection	AI subject detection AF (birds, animals, motorsport)
Stabilisation	7.5-stop 5-axis IBIS	8.5-stop IBIS
Burst Rate	30fps electronic / 10fps mechanical	120fps with AF tracking	↑
Battery Life	390 shots (CIPA)	520 shots (CIPA)	↑
Weight	414g body only	599g body only	↓
Weather Sealed	Yes	Yes
Viewfinder	0.35" OLED EVF, 2.36M dots	0.83" OLED EVF, 5.76M dots, 120fps
Screen	3.0" fully articulating touchscreen	3.0" fully articulating touchscreen
Mount	Micro Four Thirds	Micro Four Thirds
Memory Cards	Single SD UHS-I	Dual SD UHS-II

Compare side-by-side

See Olympus OM-D E-M5 III and OM System OM-1 Mark II next to each other with our interactive comparison tool.

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Other upgrades from the Olympus OM-D E-M5 III

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