Fujifilm X-T4vs Pentax K-3 Mark IIIvs A6700

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
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
VS
Sony A6700 Sony A6700 (2023) From £999 Best for All-round & video View A6700

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.

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.

All-Round & Video — A6700 (2023): Best-in-class autofocus and 4K/120p video in a compact APS-C body — the standout camera under £1,000.

↓ 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

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

A6700 (2023)

  • You want a compact, travel-friendly system without sacrificing autofocus performance
  • You're an enthusiast upgrading from an entry-level camera and ready for a more capable body
  • You shoot wildlife or sports and want APS-C reach from a lightweight kit
  • You create video content and need reliable subject and eye tracking in a small form factor

Quick take: The fujifilm x-t4 has the highest resolution at 26mp; the fujifilm x-t4 is the most affordable; only the fujifilm x-t4, pentax k-3 mark iii are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Fujifilm X-T4 (2020)Pentax K-3 Mark III (2021)A6700 (2023)
Price £999 £1,699 £999
Sensor 26.1MP APS-C X-Trans CMOS IV 25.7MP APS-C BSI CMOS (AA-filterless) 26MP APS-C Exmor R BSI CMOS
Resolution 26.1MP 25.7MP 26.0MP
Video 4K/60p, 1080p/240p, F-Log 4K/30p, 1080p/60p 4K/120p, 4K/60p oversampled, S-Log3, 10-bit
Autofocus Hybrid phase/contrast AF with face/eye detection SAFOX 13 phase-detect, 101-point (25 cross-type) 759-point phase-detect, AI subject recognition (human/animal/bird/vehicle)
Stabilisation 6.5-stop IBIS 5.5-stop 5-axis IBIS (Shake Reduction III) 5-axis IBIS, 5.0 stops
Burst Rate 15fps mechanical / 30fps electronic 12fps 11fps mechanical, 30fps electronic
Battery Life 600 shots (CIPA) 800 shots (CIPA) ~570 shots (CIPA)
Weight 607g body only 820g body only 493g body only
Dimensions 134.6 × 92.8 × 63.8mm 134.5 × 103.5 × 73.5mm 122.0 × 69.0 × 75.1mm
Weather Sealed Yes Yes No
Viewfinder 0.5" OLED EVF, 3.69M dots, 100fps Optical pentaprism, 100% coverage, 1.05× magnification EVF, 2.36M dots
Screen 3.0" fully articulating touchscreen 3.2" tilting touchscreen 3.0" vari-angle touchscreen
Mount Fujifilm X-mount Pentax KF-mount Sony E-mount
Memory Cards Dual SD UHS-I Dual SD UHS-II Single SD UHS-II / CFexpress Type A slot
Connectivity USB-C, Wi-Fi, Bluetooth USB-C, Wi-Fi, Bluetooth USB-C (3.2), Bluetooth, Wi-Fi
⚡ Compare specs side by side Fujifilm X-T4 prices → Pentax K-3 Mark III prices → A6700 prices →

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