Fujifilm X-Pro3vs Z5 IIvs Pentax K-3 Mark III

GearFrame · Updated March 2026

Fujifilm Fujifilm X-Pro3 Fujifilm Fujifilm X-Pro3 (2019) From £1599 Best for Street, documentary & rangefinder enthusiasts View Fujifilm X-Pro3
VS
Nikon Z5 II Nikon Z5 II (2024) From £1299 Best for Full-frame value View Z5 II
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?

Street, Documentary & Rangefinder Enthusiasts — Fujifilm X-Pro3 (2019): The most opinionated camera Fujifilm makes — a hidden screen and hybrid OVF enforce deliberate photography, rewarding photographers who slow down.

Full-Frame Value — Z5 II (2024): The most accessible full-frame mirrorless — dual card slots, weather sealing, and Nikon colour at a sensible price.

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

Fujifilm X-Pro3 (2019)

  • You shoot street or documentary photography and value a minimal shooting workflow
  • You want a rangefinder experience with modern digital image quality
  • You love Fujifilm film simulations and prioritise stills over video

Z5 II (2024)

  • You want full-frame image quality at the lowest possible entry price
  • You shoot stills primarily — portrait, landscape, or travel
  • You're upgrading from a DSLR and want a familiar but thoroughly modern Nikon experience

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 fujifilm x-pro3 has the highest resolution at 26mp; the z5 ii is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification Fujifilm X-Pro3 (2019)Z5 II (2024)Pentax K-3 Mark III (2021)
Price £1,599 £1,299 £1,699
Sensor 26.1MP APS-C X-Trans CMOS IV 24.5MP Full-frame BSI CMOS 25.7MP APS-C BSI CMOS (AA-filterless)
Resolution 26.1MP 24.5MP 25.7MP
Video 4K/30p, 1080p/120p 4K/30p oversampled, 1080p/120p, N-Log 4K/30p, 1080p/60p
Autofocus Hybrid phase/contrast AF with face/eye detection Phase-detect, 273 points, subject detection (human/animal/vehicle) SAFOX 13 phase-detect, 101-point (25 cross-type)
Stabilisation None (lens-based only) 5-axis IBIS, 5.0 stops 5.5-stop 5-axis IBIS (Shake Reduction III)
Burst Rate 11fps mechanical / 20fps electronic 14fps mechanical, 30fps electronic 12fps
Battery Life 440 shots (CIPA) ~470 shots (CIPA) 800 shots (CIPA)
Weight 497g body only 700g body only 820g body only
Dimensions 140.5 × 82.8 × 46.1mm 134.0 × 100.5 × 69.9mm 134.5 × 103.5 × 73.5mm
Weather Sealed Yes Yes Yes
Viewfinder Hybrid OVF/EVF — 0.5" OLED, 3.69M dots EVF, 3.69M dots, 0.80× magnification Optical pentaprism, 100% coverage, 1.05× magnification
Screen 3.0" hidden sub-LCD (opens down only) 3.2" tilting touchscreen 3.2" tilting touchscreen
Mount Fujifilm X-mount Nikon Z-mount (full-frame) Pentax KF-mount
Memory Cards Single SD UHS-I Dual SD UHS-II slots Dual SD UHS-II
Connectivity USB-C, Wi-Fi, Bluetooth USB-C 3.2, Bluetooth, Wi-Fi USB-C, Wi-Fi, Bluetooth
⚡ Compare specs side by side Fujifilm X-Pro3 prices → Z5 II prices → Pentax K-3 Mark III prices →

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