Hasselblad 907X & CFV 100Cvs Pentax K-3 Mark IIIvs A7 IV

GearFrame · Updated March 2026

Hasselblad Hasselblad 907X & CFV 100C Hasselblad Hasselblad 907X & CFV 100C (2023) From £8999 Best for Collectors, fine art & V-system users View Hasselblad 907X & CFV 100C
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 A7 IV Sony A7 IV (2021) From £2299 Best for Portrait & wedding photography View A7 IV

Which should you buy?

Collectors, Fine Art & V-System Users — Hasselblad 907X & CFV 100C (2023): An engineering icon — the 907X + CFV 100C bridges Hasselblad V lenses from 1957 with a 100MP digital back in a form that is unmistakably Hasselblad.

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.

Portrait & Wedding Photography — A7 IV (2021): The full-frame portrait benchmark — 33MP, AI Eye AF, and exceptional skin-tone rendering in a pro-grade hybrid body.

↓ Full specifications below

Hasselblad 907X & CFV 100C (2023)

  • You already own Hasselblad V-System lenses and want to bring them into the digital age
  • You want a unique camera that produces world-class images and starts conversations
  • You shoot studio or fine art where nothing but the absolute best will do

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

A7 IV (2021)

  • You want a high-resolution full-frame all-rounder for portraits, weddings, or travel
  • You're stepping up from APS-C or a DSLR and want the best all-round full-frame body under £3,000
  • You shoot a mix of stills and video and need a single body that handles both seriously
  • You want access to the widest lens ecosystem in the mirrorless market

Quick take: The hasselblad 907x & cfv 100c has the highest resolution at 100mp; the pentax k-3 mark iii is the most affordable; only the pentax k-3 mark iii, a7 iv are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Hasselblad 907X & CFV 100C (2023)Pentax K-3 Mark III (2021)A7 IV (2021)
Price £8,999 £1,699 £2,299
Sensor 100MP medium-format BSI CMOS (43.8 × 32.9mm) 25.7MP APS-C BSI CMOS (AA-filterless) 33MP Full-frame BSI Exmor R CMOS
Resolution 100.0MP 25.7MP 33.0MP
Video None 4K/30p, 1080p/60p 4K/60p oversampled, 10-bit internal, S-Log3, S-Cinetone
Autofocus Manual focus (V-system lenses) / contrast AF (XCD) SAFOX 13 phase-detect, 101-point (25 cross-type) 759-point phase-detect, AI subject recognition
Stabilisation None 5.5-stop 5-axis IBIS (Shake Reduction III) 5-axis IBIS, 5.5 stops
Burst Rate 2.7fps 12fps 10fps mechanical, 30fps electronic
Battery Life 350 shots (CIPA) 800 shots (CIPA) ~580 shots (CIPA)
Weight 1100g (body + back) 820g body only 659g body only
Dimensions 97.0 × 97.0 × 63.0mm (body only) 134.5 × 103.5 × 73.5mm 131.3 × 96.4 × 79.8mm
Weather Sealed No Yes Yes
Viewfinder External EVF sold separately Optical pentaprism, 100% coverage, 1.05× magnification EVF, 3.69M dots, 0.78× magnification
Screen 2.36" rear LCD on 907X + 3.0" on CFV 100C 3.2" tilting touchscreen 3.0" vari-angle touchscreen
Mount Hasselblad V-mount (+ XCD adapter) Pentax KF-mount Sony FE (full-frame E-mount)
Memory Cards Single CFexpress Type B + 1TB internal SSD Dual SD UHS-II Dual slots: CFexpress Type A + SD UHS-II
Connectivity USB-C 3.2, Wi-Fi, Bluetooth USB-C, Wi-Fi, Bluetooth USB-C (3.2 Gen 2), Bluetooth, Wi-Fi
⚡ Compare specs side by side Hasselblad 907X & CFV 100C prices → Pentax K-3 Mark III prices → A7 IV prices →

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