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EOS M100vs OM System TG-7

GearFrame · Updated March 2026

Canon EOS M100 Canon EOS M100 (2017) Starting from £200 new Best for Casual & Everyday View EOS M100
VS
OM System OM System TG-7 OM System OM System TG-7 (2023) Starting from £449 new Best for Adventure, underwater & outdoor use View OM System TG-7

GearScore™ Verdict — Which should you buy?

Casual & Everyday — EOS M100 (2017): The EOS M100 is Canon's most stripped-back EF-M camera — small, simple, and focused on making great photos easy. Dual Pixel AF, 24MP, and a tilting touchscreen are its strengths; no EVF, no IBIS, and no 4K are its compromises. A solid, affordable first mirrorless for casual photographers who want more than a smartphone.

Adventure, Underwater & Outdoor Use — OM System TG-7 (2023): Waterproof to 15m, freezeproof and shockproof — the TG-7 is the most capable rugged compact for adventure and outdoor use.

↓ Full specifications below

EOS M100 (2017)

  • Smartphone users wanting their first interchangeable-lens camera
  • Casual photographers who want APS-C quality in a slim, stylish body
  • Anyone wanting a simple, affordable EF-M entry point
  • Students and beginners learning photography

OM System TG-7 (2023)

  • Divers and snorkellers who need a waterproof camera without a housing
  • Outdoor and adventure photographers who want a rugged pocket compact
  • Parents who want an indestructible camera for children and family adventures
  • Travellers who want a tough backup camera that can go anywhere

Quick take: The eos m100 has the highest resolution at 24mp; the eos m100 is the most affordable; only the om system tg-7 is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification EOS M100 (2017)OM System TG-7 (2023)
Price £200 £449
Sensor 24.2MP APS-C CMOS (Dual Pixel) 12MP BSI CMOS
Resolution 24.2MP 12.0MP
Video 1080p/60p 4K/30p, 1080p/120p
Autofocus Dual Pixel CMOS AF with face and subject detection Hybrid phase/contrast AF
Stabilisation Digital IS
Burst Rate 6.1fps 20fps
Battery Life ~295 shots (CIPA) 340 shots (CIPA)
Weight 302g (with battery and card) 253g
Dimensions 108.2 × 67.1 × 35.1mm 113.0 × 66.5 × 32.7mm
Weather Sealed No Yes
Viewfinder None None
Screen 3.0" tilting touchscreen, 1.04M dots 3.0" fixed TFT LCD
Mount Canon EF-M mount Fixed 25mm-equiv f/2.0 lens (4× optical zoom)
Memory Cards Single SD UHS-I slot Single SD UHS-I
Connectivity USB, Wi-Fi, Bluetooth, NFC USB-C, Wi-Fi, Bluetooth
Genre EOS M100OM System TG-7
Casual
8.5
Travel
8.0
9.0
Portrait
7.5
4.0
Vlogging & Video
7.0
Street
6.5
4.0
Sports & Action
4.5
Adventure & Outdoor
9.0
Underwater
9.0
Family & Everyday
7.0

GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →

⚡ Compare specs side by side EOS M100 prices → OM System TG-7 prices →

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