Upgrade Guide

OM System OM System TG-7→OM System Olympus OM-D E-M5 III

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

Olympus OM-D E-M5 III

£699 (+£250)

2019

✅

Strong upgrade

The Olympus OM-D E-M5 III improves across 3 key areas at a reasonable price gap. Most OM System TG-7 owners will notice the difference.

What's new in the Olympus OM-D E-M5 III

Suitability by genre

Full spec comparison

Spec	OM System TG-7	Olympus OM-D E-M5 III
Price	£449	£699
Released	2023	2019	↓
Sensor	12MP BSI CMOS	20.4MP Micro Four Thirds Live MOS
Resolution	12MP	20MP	↑
Video	4K/30p, 1080p/120p	4K/30p, 1080p/120p
Autofocus	Hybrid phase/contrast AF	Hybrid phase/contrast AF with face/eye detection
Stabilisation	Digital IS	7.5-stop 5-axis IBIS
Burst Rate	20fps	30fps electronic / 10fps mechanical	↑
Battery Life	340 shots (CIPA)	390 shots (CIPA)	↑
Weight	253g	414g body only	↓
Weather Sealed	Yes	Yes
Viewfinder	None	0.35" OLED EVF, 2.36M dots
Screen	3.0" fixed TFT LCD	3.0" fully articulating touchscreen
Mount	Fixed 25mm-equiv f/2.0 lens (4× optical zoom)	Micro Four Thirds
Memory Cards	Single SD UHS-I	Single SD UHS-I

Compare side-by-side

See OM System TG-7 and Olympus OM-D E-M5 III next to each other with our interactive comparison tool.

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