Canon EOS 90Dvs Z6 IIvs A6400

GearFrame · Updated March 2026

Canon Canon EOS 90D Canon Canon EOS 90D (2019) From £849 Best for Sports, wildlife & DSLR enthusiasts View Canon EOS 90D
VS
Nikon Z6 II Nikon Z6 II (2020) From £1699 Best for All-round full-frame photography View Z6 II
VS
Sony A6400 Sony A6400 (2019) From £899 Best for Content creation & vlogging View A6400

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.

All-Round Full-Frame Photography — Z6 II (2020): The Z6 II is the Nikon most photographers should buy. It's balanced across every discipline — stills, video, autofocus, weather sealing — without overpaying for megapixels you don't need. The Z-mount glass is superb.

Content Creation & Vlogging — A6400 (2019): The best value APS-C Sony you can buy — especially used. Real-time Eye AF at this price point was transformative when it launched and still makes it one of the most reliable autofocus systems in the lineup.

↓ Full specifications below

Canon EOS 90D (2019)

  • You're invested in Canon EF DSLR lenses and don't want to switch systems
  • You shoot wildlife or sports and prefer an optical viewfinder
  • You want a mid-range DSLR upgrade without going mirrorless

Z6 II (2020)

  • Nikon DSLR users ready to move to mirrorless
  • Photographers who need a reliable all-rounder without specialising
  • Video creators wanting 4K/60p in a weather-sealed body
  • Enthusiasts who shoot everything from portraits to travel

A6400 (2019)

  • Vloggers and content creators who need a flip screen and reliable AF
  • Photographers upgrading from a compact or smartphone
  • Beginners who want room to grow into a full E-mount lens ecosystem
  • Anyone prioritising autofocus performance at an accessible price

Quick take: The canon eos 90d has the highest resolution at 32mp; the canon eos 90d is the most affordable; only the canon eos 90d, z6 ii are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Canon EOS 90D (2019)Z6 II (2020)A6400 (2019)
Price £849 £1,699 £899
Sensor 32.5MP APS-C CMOS (Dual Pixel AF) 24.5MP Full-Frame BSI CMOS 24.2MP APS-C Exmor CMOS BSI
Resolution 32.5MP 24.5MP 24.2MP
Video 4K/30p (1.6× crop), FHD/120p 4K/60p, 4K/30p (oversampled), 1080p/120p slow-motion 4K/30p (6K oversampled, no crop), 1080p/120p slow-motion
Autofocus Dual Pixel CMOS AF (live view), 45-point phase-detect (OVF) Phase-detect, 273 points, Eye AF, subject tracking Phase-detect, 425 points, real-time Eye AF & animal AF
Stabilisation None (no IBIS) 5-axis IBIS, 5 stops (up to 6 stops with VR lenses) None (no IBIS)
Burst Rate 10fps mechanical 14fps mechanical, 14fps electronic (12-bit RAW) 11fps mechanical, 8fps with AF tracking
Battery Life ~1300 shots (CIPA with OVF) ~410 shots (CIPA) ~410 shots (CIPA)
Weight 701g body only 705g (body, battery, card) 403g (body, battery, card)
Dimensions 140.7 × 104.8 × 76.8mm 134.0 × 100.5 × 69.5mm 120.0 × 66.9 × 59.7mm
Weather Sealed Yes Yes No
Viewfinder Optical pentaprism, 100% coverage, 0.95× magnification EVF, 3.69M dots, 0.80× magnification EVF, 2.36M dots, 0.70× magnification
Screen 3.0" vari-angle touchscreen 3.2" tilting touchscreen, 2.1M dots 3.0" tilting touchscreen, 180° flip for selfie/vlog, 921k dots
Mount Canon EF / EF-S Nikon Z-mount Sony E-mount
Memory Cards Dual SD UHS-II slots Dual card: 1× CFexpress Type B / XQD + 1× SD UHS-II Single SD UHS-I
Connectivity USB 2.0, Bluetooth, Wi-Fi USB-C (USB 3.2 Gen 2), Wi-Fi, Bluetooth Micro-USB, Wi-Fi, Bluetooth, NFC
⚡ Compare specs side by side Canon EOS 90D prices → Z6 II prices → A6400 prices →

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