Fujifilm X-T4vs Lumix GH6vs Pentax K-3 Mark III

GearFrame · Updated March 2026

Fujifilm Fujifilm X-T4 Fujifilm Fujifilm X-T4 (2020) From £999 Best for Hybrid shooters & enthusiasts View Fujifilm X-T4
VS
Lumix Lumix GH6 Lumix Lumix GH6 (2022) From £1199 Best for Video creators & documentary filmmakers View Lumix GH6
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?

Hybrid Shooters & Enthusiasts — Fujifilm X-T4 (2020): The X-T series reached hybrid maturity with the X-T4 — IBIS, 4K/60p, and Fujifilm colour science in the most complete X-T package.

Video Creators & Documentary Filmmakers — Lumix GH6 (2022): The video-first MFT camera — 5.7K internal, unlimited record times, and 10-bit colour for professional video production.

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-T4 (2020)

  • You want a capable hybrid camera for both stills and video shooting
  • You're considering a mirrorless upgrade from a DSLR
  • Note: the X-T5 offers better resolution for stills — consider it if video is secondary

Lumix GH6 (2022)

  • You're a video producer or documentary filmmaker who prioritises codec quality and recording flexibility
  • You need unlimited recording times without overheating concerns
  • You want professional video specifications at a price that makes commercial sense

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-t4 has the highest resolution at 26mp; the fujifilm x-t4 is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification Fujifilm X-T4 (2020)Lumix GH6 (2022)Pentax K-3 Mark III (2021)
Price £999 £1,199 £1,699
Sensor 26.1MP APS-C X-Trans CMOS IV 25.2MP Micro Four Thirds Live MOS 25.7MP APS-C BSI CMOS (AA-filterless)
Resolution 26.1MP 25.2MP 25.7MP
Video 4K/60p, 1080p/240p, F-Log 5.7K/60p, 4K/120p 10-bit, Cinema 4K, V-Log 4K/30p, 1080p/60p
Autofocus Hybrid phase/contrast AF with face/eye detection Contrast-detect AF with subject detection SAFOX 13 phase-detect, 101-point (25 cross-type)
Stabilisation 6.5-stop IBIS 7.5-stop IBIS 5.5-stop 5-axis IBIS (Shake Reduction III)
Burst Rate 15fps mechanical / 30fps electronic 14fps 12fps
Battery Life 600 shots (CIPA) 560 shots (CIPA) 800 shots (CIPA)
Weight 607g body only 739g body only 820g body only
Dimensions 134.6 × 92.8 × 63.8mm 138.4 × 100.3 × 99.6mm 134.5 × 103.5 × 73.5mm
Weather Sealed Yes Yes Yes
Viewfinder 0.5" OLED EVF, 3.69M dots, 100fps 0.76" OLED EVF, 3.68M dots Optical pentaprism, 100% coverage, 1.05× magnification
Screen 3.0" fully articulating touchscreen 3.0" fully articulating touchscreen 3.2" tilting touchscreen
Mount Fujifilm X-mount Micro Four Thirds Pentax KF-mount
Memory Cards Dual SD UHS-I Dual SD UHS-II Dual SD UHS-II
Connectivity USB-C, Wi-Fi, Bluetooth USB-C 3.1, HDMI full-size, Wi-Fi, Bluetooth USB-C, Wi-Fi, Bluetooth
⚡ Compare specs side by side Fujifilm X-T4 prices → Lumix GH6 prices → Pentax K-3 Mark III prices →

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