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Canon EOS 90Dvs EOS M100vs Canon EOS R3

GearFrame · Updated March 2026

Canon Canon EOS 90D Canon Canon EOS 90D (2019) Starting from £849 new Best for Sports, wildlife & DSLR enthusiasts View Canon EOS 90D
VS
Canon EOS M100 Canon EOS M100 (2017) Starting from £200 new Best for Casual & Everyday View EOS M100
VS
Canon Canon EOS R3 Canon Canon EOS R3 (2021) Starting from £5999 new Best for Sports & photojournalism professionals View Canon EOS R3

GearScore™ Verdict — Which should you buy?

Sports, Wildlife & Dslr Enthusiasts — Canon EOS 90D (2019): The best APS-C DSLR Canon ever made — 32MP, 10fps, weather sealing, and an optical viewfinder experience no mirrorless can replicate.

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.

Sports & Photojournalism Professionals — Canon EOS R3 (2021): The pinnacle of Canon's mirrorless lineup for speed — Eye Control AF and 30fps burst in the most rugged body Canon has ever produced.

↓ Full specifications below

Canon EOS 90D (2019)

  • DSLR photographers who aren't ready to switch to mirrorless
  • Sports and wildlife shooters who want optical viewfinder tracking
  • Canon APS-C DSLR users upgrading to 32.5MP and faster burst
  • Photographers who prefer the battery life and handling of a traditional DSLR

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

Canon EOS R3 (2021)

  • Professional sports and photojournalism photographers
  • Canon users who need the fastest burst and most reliable AF in the system
  • R5 users who want a pro-grade grip and faster shooting speed
  • Event photographers who need eye-controlled AF and dual card slots

Quick take: The canon eos 90d has the highest resolution at 32mp; the eos m100 is the most affordable; only the canon eos 90d, canon eos r3 are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Canon EOS 90D (2019)EOS M100 (2017)Canon EOS R3 (2021)
Price £849 £200 £5,999
Sensor 32.5MP APS-C CMOS (Dual Pixel AF) 24.2MP APS-C CMOS (Dual Pixel) 24.1MP full-frame BSI stacked CMOS
Resolution 32.5MP 24.2MP 24.1MP
Video 4K/30p (1.6× crop), FHD/120p 1080p/60p 6K RAW, 4K/120p, 1080p/180p
Autofocus Dual Pixel CMOS AF (live view), 45-point phase-detect (OVF) Dual Pixel CMOS AF with face and subject detection Dual Pixel CMOS AF II with Eye Control AF
Stabilisation None (no IBIS) 8-stop IBIS
Burst Rate 10fps mechanical 6.1fps 30fps electronic / 12fps mechanical
Battery Life ~1300 shots (CIPA with OVF) ~295 shots (CIPA) 620 shots (CIPA)
Weight 701g body only 302g (with battery and card) 1015g body only
Dimensions 140.7 × 104.8 × 76.8mm 108.2 × 67.1 × 35.1mm 150.0 × 142.6 × 87.2mm
Weather Sealed Yes No Yes
Viewfinder Optical pentaprism, 100% coverage, 0.95× magnification None 0.76" OLED EVF, 5.76M dots, 120fps
Screen 3.0" vari-angle touchscreen 3.0" tilting touchscreen, 1.04M dots 3.2" fully articulating touchscreen
Mount Canon EF / EF-S Canon EF-M mount Canon RF
Memory Cards Dual SD UHS-II slots Single SD UHS-I slot Dual CFexpress Type B
Connectivity USB 2.0, Bluetooth, Wi-Fi USB, Wi-Fi, Bluetooth, NFC USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth, LAN
Genre Canon EOS 90DEOS M100Canon EOS R3
Sports & Action
9.0
4.5
9.0
Wildlife
9.0
9.0
Portrait
9.0
7.5
Landscape
7.0
Travel
7.0
8.0
4.0
Vlogging & Video
4.0
7.0
7.0
Casual
8.5
Street
6.5
Photojournalism
9.0
Wedding & Events
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 Canon EOS 90D prices → EOS M100 prices → Canon EOS R3 prices →

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