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EOS M100vs FX3

GearFrame · Updated March 2026

Canon EOS M100 Canon EOS M100 (2017) Starting from £200 new Best for Casual & Everyday View EOS M100
VS
Sony FX3 Sony FX3 (2021) Starting from £3799 new Best for Professional video, documentary & cinematic filmmaking View FX3

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.

Professional Video, Documentary & Cinematic Filmmaking — FX3 (2021): The definitive run-and-gun cinema camera — A7S III sensor quality in a body built specifically for video professionals.

↓ 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

FX3 (2021)

  • Professional videographers and filmmakers who need cinema-quality colour science in a compact body
  • Documentary and run-and-gun shooters who need 4K/120p and built-in XLR audio
  • Sony A7S III owners who want a purpose-built video body alongside their stills camera
  • Gimbal and drone operators who need a compact full-frame cinema camera

Quick take: The eos m100 has the highest resolution at 24mp; the eos m100 is the most affordable; only the fx3 is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification EOS M100 (2017)FX3 (2021)
Price £200 £3,799
Sensor 24.2MP APS-C CMOS (Dual Pixel) 12.1MP full-frame BSI Exmor R CMOS (same as A7S III)
Resolution 24.2MP 12.1MP
Video 1080p/60p 4K/120p, 4K/60p 10-bit, 12-bit RAW output, S-Log3, S-Cinetone
Autofocus Dual Pixel CMOS AF with face and subject detection Real-time tracking with subject recognition (human, animal)
Stabilisation 5-axis IBIS — 5 stops
Burst Rate 6.1fps 10fps mechanical, 10fps electronic
Battery Life ~295 shots (CIPA) ~640 shots (CIPA)
Weight 302g (with battery and card) 715g body only (with XLR handle)
Dimensions 108.2 × 67.1 × 35.1mm 129.7 × 78.0 × 84.5mm
Weather Sealed No Yes
Viewfinder None None — monitor/external EVF use only
Screen 3.0" tilting touchscreen, 1.04M dots 3.0" touchscreen, fully articulating
Mount Canon EF-M mount Sony FE mount (full-frame E-mount)
Memory Cards Single SD UHS-I slot Dual CFexpress Type A / SD UHS-II slots
Connectivity USB, Wi-Fi, Bluetooth, NFC USB-C (10Gbps), full-size HDMI, XLR via handle, Bluetooth, Wi-Fi
Genre EOS M100FX3
Casual
8.5
Travel
8.0
4.0
Portrait
7.5
7.0
Vlogging & Video
7.0
9.0
Street
6.5
4.0
Sports & Action
4.5
Low Light
9.0
Wedding
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 → FX3 prices →

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