EOS R8vs Nikon Z8vs OM System TG-7

GearFrame · Updated March 2026

Canon EOS R8 Canon EOS R8 (2023) From £1099 Best for Full-frame entry View EOS R8
VS
Nikon Nikon Z8 Nikon Nikon Z8 (2023) From £3999 Best for Sports, wildlife & hybrid professionals View Nikon Z8
VS
OM System OM System TG-7 OM System OM System TG-7 (2023) From £449 Best for Adventure, underwater & outdoor use View OM System TG-7

Which should you buy?

Full-Frame Entry — EOS R8 (2023): Canon's most affordable full-frame mirrorless — 4K/60p 10-bit and class-leading Dual Pixel AF at an accessible entry price.

Sports, Wildlife & Hybrid Professionals — Nikon Z8 (2023): Z9 performance in a compact body — 45MP, 8K/60p RAW, and 20fps burst without the bulk or price of the flagship.

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 R8 (2023)

  • You want full-frame image quality on a tight budget
  • You shoot mainly in good light and can live without built-in stabilisation
  • You primarily shoot stills with occasional video

Nikon Z8 (2023)

  • You need Z9-level performance in a more travel-friendly and portable body
  • You shoot wildlife, weddings, or sport and need exceptional resolution with speed
  • You want the best Nikon mirrorless body available without carrying the full Z9

OM System TG-7 (2023)

  • You dive, surf, kayak, ski, or hike and need a camera that genuinely survives anything
  • You want a waterproof backup or travel camera that doesn't require a separate housing
  • You need a rugged compact for adventure, outdoor, and underwater activities

Quick take: The nikon z8 has the highest resolution at 46mp; the om system tg-7 is the most affordable; only the nikon z8, om system tg-7 are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification EOS R8 (2023)Nikon Z8 (2023)OM System TG-7 (2023)
Price £1,099 £3,999 £449
Sensor 24.2MP Full-frame BSI CMOS 45.7MP full-frame BSI stacked CMOS 12MP BSI CMOS
Resolution 24.2MP 45.7MP 12.0MP
Video 4K/60p oversampled 10-bit, FHD/180p 8K/60p RAW, 4K/120p, ProRes RAW 4K/30p, 1080p/120p
Autofocus Dual Pixel CMOS AF II, 1053 zones, eye/face/subject tracking Subject detection AF, 493-point phase-detect Hybrid phase/contrast AF
Stabilisation None (no IBIS) 6-stop IBIS Digital IS
Burst Rate 6fps mechanical, 40fps electronic 20fps RAW / 120fps JPEG 20fps
Battery Life ~220 shots (CIPA) 330 shots (CIPA) 340 shots (CIPA)
Weight 461g body only 910g body only 253g
Dimensions 132.5 × 86.1 × 70.0mm 144.0 × 118.5 × 83.0mm 113.0 × 66.5 × 32.7mm
Weather Sealed No Yes Yes
Viewfinder EVF, 2.36M dots, 0.59× 0.5" Quad-VGA OLED EVF, 3.69M dots, 120fps None
Screen 3.0" fully articulating touchscreen 3.2" tilting touchscreen 3.0" fixed TFT LCD
Mount Canon RF mount (full-frame) Nikon Z-mount Fixed 25mm-equiv f/2.0 lens (4× optical zoom)
Memory Cards Single SD UHS-II slot Dual CFexpress Type B / XQD Single SD UHS-I
Connectivity USB-C, Bluetooth, Wi-Fi USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth USB-C, Wi-Fi, Bluetooth
⚡ Compare specs side by side EOS R8 prices → Nikon Z8 prices → OM System TG-7 prices →

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