EOS R7vs Z30vs Pentax K-3 Mark III

GearFrame · Updated March 2026

Canon EOS R7 Canon EOS R7 (2022) From £1399 Best for Wildlife, sports & action View EOS R7
VS
Nikon Z30 Nikon Z30 (2022) From £479 Best for Travel & everyday video View Z30
VS
Pentax Pentax K-3 Mark III Pentax Pentax K-3 Mark III (2021) From £1699 Best for DSLR enthusiasts & outdoor photographers View Pentax K-3 Mark III

Which should you buy?

Wildlife, Sports & Action — EOS R7 (2022): The EOS R7 is one of the most complete APS-C cameras ever made. It combines a class-leading resolution sensor with best-in-class IBIS, 4K/60p video, weather sealing and 15fps burst. For wildlife, sports and action photographers on an APS-C budget, nothing else comes close.

Travel & Everyday Video — Z30 (2022): Nikon's lightest Z-mount body — no fuss, excellent subject tracking, and a flip screen for creators.

Dslr Enthusiasts & Outdoor Photographers — Pentax K-3 Mark III (2021): The finest APS-C DSLR ever made — class-leading weather sealing, optical viewfinder, 5-axis IBIS, and extraordinary build for photographers committed to DSLR.

↓ Full specifications below

EOS R7 (2022)

  • Wildlife photographers who need reach, weather sealing and fast burst
  • Sports shooters upgrading from entry-level APS-C bodies
  • Video creators who need uncropped 4K/60p without a full-frame budget
  • Canon DSLR users looking to move to RF mount

Z30 (2022)

  • You create video content and want reliable Nikon colour science in a compact body
  • You don't need a viewfinder and prioritise the vari-angle flip screen
  • You're starting out with interchangeable lenses for content creation on a budget

Pentax K-3 Mark III (2021)

  • You're a committed DSLR photographer with significant investment in Pentax glass
  • You shoot in extreme weather conditions and place build quality and reliability above everything
  • You prefer optical viewfinder performance and want the best modern APS-C DSLR available

Quick take: The eos r7 has the highest resolution at 32mp; the z30 is the most affordable; only the eos r7, pentax k-3 mark iii are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification EOS R7 (2022)Z30 (2022)Pentax K-3 Mark III (2021)
Price £1,399 £479 £1,699
Sensor 32.5MP APS-C CMOS 20.9MP APS-C CMOS 25.7MP APS-C BSI CMOS (AA-filterless)
Resolution 32.5MP 20.9MP 25.7MP
Video 4K/60p (uncropped), 4K/30p (oversampled from 7K), 1080p/120p 4K/30p, 4K/60p (with crop), 1080p/120p 4K/30p, 1080p/60p
Autofocus Dual Pixel CMOS AF II, 651 AF zones, subject recognition (people, animals, vehicles) Phase-detect, 209 points, subject tracking (human/animal/vehicle) SAFOX 13 phase-detect, 101-point (25 cross-type)
Stabilisation 7-stop IBIS (8 stops with compatible IS lenses) None (no IBIS) 5.5-stop 5-axis IBIS (Shake Reduction III)
Burst Rate 15fps mechanical, 30fps electronic (with blackout) 11fps 12fps
Battery Life ~770 shots (CIPA) ~300 shots (CIPA) 800 shots (CIPA)
Weight 612g (body, battery, card) 405g body only 820g body only
Dimensions 132.0 × 90.4 × 91.7mm 127.5 × 73.5 × 59.5mm 134.5 × 103.5 × 73.5mm
Weather Sealed Yes No Yes
Viewfinder EVF, 2.36M dots, 0.72× magnification None Optical pentaprism, 100% coverage, 1.05× magnification
Screen 3.0" vari-angle touchscreen, 1.62M dots 3.0" fully articulating touchscreen 3.2" tilting touchscreen
Mount Canon RF-mount Nikon Z-mount Pentax KF-mount
Memory Cards Dual SD UHS-II Single SD UHS-I slot Dual SD UHS-II
Connectivity USB-C (USB 3.2 Gen 2), Wi-Fi, Bluetooth USB-C, Bluetooth, Wi-Fi, 3.5mm mic input, micro HDMI USB-C, Wi-Fi, Bluetooth
⚡ Compare specs side by side EOS R7 prices → Z30 prices → Pentax K-3 Mark III prices →

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