Canon EOS R3vs Nikon D7500vs Sigma fp L

GearFrame · Updated March 2026

Canon Canon EOS R3 Canon Canon EOS R3 (2021) From £5999 Best for Sports & photojournalism professionals View Canon EOS R3
VS
Nikon Nikon D7500 Nikon Nikon D7500 (2017) From £899 Best for Sports, travel & DSLR shooters View Nikon D7500
VS
Sigma Sigma fp L Sigma Sigma fp L (2021) From £1999 Best for High-resolution creative & documentary shooters View Sigma fp L

Which should you buy?

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.

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.

High-Resolution Creative & Documentary Shooters — Sigma fp L (2021): 61MP and phase-detect AF in the world's smallest full-frame body — the fp L is the most capable iteration of Sigma's extraordinary compact.

↓ Full specifications below

Canon EOS R3 (2021)

  • You shoot sport, motorsport, wildlife, or news at a professional level
  • You need Canon's most reliable and fastest autofocus available
  • You need extreme weather sealing for demanding shooting conditions

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

Sigma fp L (2021)

  • You need the highest resolution available in the smallest possible full-frame mirrorless
  • You shoot architecture, landscape, or commercial work where fine detail is absolutely critical
  • You want the cinematic flexibility of the fp platform paired with maximum megapixel count

Quick take: The sigma fp l has the highest resolution at 61mp; the nikon d7500 is the most affordable; only the canon eos r3, nikon d7500 are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Canon EOS R3 (2021)Nikon D7500 (2017)Sigma fp L (2021)
Price £5,999 £899 £1,999
Sensor 24.1MP full-frame BSI stacked CMOS 20.9MP APS-C BSI CMOS (D500 sensor) 61MP full-frame BSI CMOS
Resolution 24.1MP 20.9MP 61.0MP
Video 6K RAW, 4K/120p, 1080p/180p 4K/30p (slight crop), FHD/60p 12-bit Cinema DNG RAW, 4K/24p
Autofocus Dual Pixel CMOS AF II with Eye Control AF Multi-CAM 3500FX II, 51 points (15 cross-type) Phase-detect AF with face/eye detection
Stabilisation 8-stop IBIS None (no IBIS) None (lens-based only)
Burst Rate 30fps electronic / 12fps mechanical 8fps mechanical 18fps electronic
Battery Life 620 shots (CIPA) ~950 shots (CIPA with OVF) 200 shots (CIPA)
Weight 1015g body only 640g body only 427g body only
Dimensions 150.0 × 142.6 × 87.2mm 135.5 × 104.0 × 72.5mm 112.6 × 69.9 × 45.3mm
Weather Sealed Yes Yes No
Viewfinder 0.76" OLED EVF, 5.76M dots, 120fps Optical pentaprism, 100% coverage, 0.94× magnification None (optional clip-on EVF available)
Screen 3.2" fully articulating touchscreen 3.2" tilting touchscreen 3.15" fixed touchscreen
Mount Canon RF Nikon F-mount (DX) Leica L-mount
Memory Cards Dual CFexpress Type B Single SD UHS-II slot Single SD UHS-II
Connectivity USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth, LAN USB Micro-B, Bluetooth, Wi-Fi USB-C 3.1, Wi-Fi, Bluetooth
⚡ Compare specs side by side Canon EOS R3 prices → Nikon D7500 prices → Sigma fp L prices →

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