EOS R8vs Nikon D7500vs 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 D7500 Nikon Nikon D7500 (2017) From £899 Best for Sports, travel & DSLR shooters View Nikon D7500
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, Travel & Dslr Shooters — Nikon D7500 (2017): The D500's BSI sensor in a compact, weather-sealed body — excellent high-ISO performance and DSLR reliability at a great price.

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 D7500 (2017)

  • You're deeply invested in Nikon F-mount glass and aren't ready to switch systems
  • You shoot wildlife or sport and still prefer an optical viewfinder response
  • Note: consider the Z5 II or Z6 III if you're open to mirrorless for a future-proof investment

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 eos r8 has the highest resolution at 24mp; the om system tg-7 is the most affordable; only the nikon d7500, om system tg-7 are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification EOS R8 (2023)Nikon D7500 (2017)OM System TG-7 (2023)
Price £1,099 £899 £449
Sensor 24.2MP Full-frame BSI CMOS 20.9MP APS-C BSI CMOS (D500 sensor) 12MP BSI CMOS
Resolution 24.2MP 20.9MP 12.0MP
Video 4K/60p oversampled 10-bit, FHD/180p 4K/30p (slight crop), FHD/60p 4K/30p, 1080p/120p
Autofocus Dual Pixel CMOS AF II, 1053 zones, eye/face/subject tracking Multi-CAM 3500FX II, 51 points (15 cross-type) Hybrid phase/contrast AF
Stabilisation None (no IBIS) None (no IBIS) Digital IS
Burst Rate 6fps mechanical, 40fps electronic 8fps mechanical 20fps
Battery Life ~220 shots (CIPA) ~950 shots (CIPA with OVF) 340 shots (CIPA)
Weight 461g body only 640g body only 253g
Dimensions 132.5 × 86.1 × 70.0mm 135.5 × 104.0 × 72.5mm 113.0 × 66.5 × 32.7mm
Weather Sealed No Yes Yes
Viewfinder EVF, 2.36M dots, 0.59× Optical pentaprism, 100% coverage, 0.94× magnification None
Screen 3.0" fully articulating touchscreen 3.2" tilting touchscreen 3.0" fixed TFT LCD
Mount Canon RF mount (full-frame) Nikon F-mount (DX) Fixed 25mm-equiv f/2.0 lens (4× optical zoom)
Memory Cards Single SD UHS-II slot Single SD UHS-II slot Single SD UHS-I
Connectivity USB-C, Bluetooth, Wi-Fi USB Micro-B, Bluetooth, Wi-Fi USB-C, Wi-Fi, Bluetooth
⚡ Compare specs side by side EOS R8 prices → Nikon D7500 prices → OM System TG-7 prices →

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