Upgrade Guide

OM System OM System TG-7→OM System OM-1

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

You own

OM System

OM System TG-7

£449

2023

→

Upgrade to

OM System

OM-1

£1299 (+£850)

2022

✅

Worthwhile

Clear improvements over the OM System TG-7. Whether it justifies the cost depends on which upgrades matter most to your shooting.

What's new in the OM-1

Suitability by genre

Full spec comparison

Spec	OM System TG-7	OM-1
Price	£449	£1,299
Released	2023	2022	↓
Sensor	12MP BSI CMOS	Micro Four Thirds Live MOS stacked BSI
Resolution	12MP	20MP	↑
Video	4K/30p, 1080p/120p	4K 60fps 10-bit
Autofocus	Hybrid phase/contrast AF	1053-point cross-type phase-detect, AI subject recognition
Stabilisation	Digital IS	5-axis IBIS, 7.0 stops (8 stops with sync IS)
Burst Rate	20fps	10fps mechanical, 50fps electronic, 120fps Pro Capture	↓
Battery Life	340 shots (CIPA)	520 shots (CIPA)	↑
Weight	253g	599g (body only)	↓
Weather Sealed	Yes	Yes
Viewfinder	None	EVF 0.83× 5.76M-dot
Screen	3.0" fixed TFT LCD	3.0" fully articulating touchscreen, 1.62M-dot
Mount	Fixed 25mm-equiv f/2.0 lens (4× optical zoom)	Micro Four Thirds
Memory Cards	Single SD UHS-I	2× SD UHS-II / CFexpress Type B

Compare side-by-side

See OM System TG-7 and OM-1 next to each other with our interactive comparison tool.

Get a personalised upgrade score

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Other upgrades from the OM System TG-7

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Camera family history