X-S20vs Lumix G9 IIvs A7 IV

GearFrame · Updated March 2026

Fujifilm X-S20 Fujifilm X-S20 (2023) From £849 Best for Hybrid photo & video View X-S20
VS
Lumix Lumix G9 II Lumix Lumix G9 II (2023) From £1499 Best for Wildlife, sports & hybrid MFT shooters View Lumix G9 II
VS
Sony A7 IV Sony A7 IV (2021) From £2299 Best for Portrait & wedding photography View A7 IV

Which should you buy?

Hybrid Photo & Video — X-S20 (2023): Fujifilm's most accessible X-series body — 7-stop IBIS, 6K video, 20 film simulations, and a user-friendly layout.

Wildlife, Sports & Hybrid Mft Shooters — Lumix G9 II (2023): Phase-detect AF transforms the G9 II into a genuine MFT all-rounder — the best Lumix MFT camera for both stills and video.

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

X-S20 (2023)

  • You primarily create video content and want a capable but compact Fujifilm
  • You're a vlogger, travel creator, or documentary shooter
  • You want Fujifilm film simulations with strong, reliable video specs

Lumix G9 II (2023)

  • You want the best Micro Four Thirds camera for both stills and video
  • You shoot wildlife, sports, or documentary and value the compact, lightweight MFT system
  • You're invested in the MFT lens ecosystem and want the top-tier body to go with it

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 a7 iv has the highest resolution at 33mp; the x-s20 is the most affordable; only the lumix g9 ii, a7 iv are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification X-S20 (2023)Lumix G9 II (2023)A7 IV (2021)
Price £849 £1,499 £2,299
Sensor 26.1MP APS-C X-Trans CMOS 4 25.2MP Micro Four Thirds Live MOS 33MP Full-frame BSI Exmor R CMOS
Resolution 26.1MP 25.2MP 33.0MP
Video 6.2K/30p, 4K/60p, F-Log2, 10-bit 5.8K/30p, 4K/120p, C4K/60p, V-Log 4K/60p oversampled, 10-bit internal, S-Log3, S-Cinetone
Autofocus Phase-detect, 425 points, subject tracking Phase-detect AF with subject/face/eye detection 759-point phase-detect, AI subject recognition
Stabilisation 5-axis IBIS, 7.0 stops 8-stop IBIS (with OIS lenses) 5-axis IBIS, 5.5 stops
Burst Rate 8fps mechanical, 20fps electronic 25fps with AF / 75fps electronic (fixed focus) 10fps mechanical, 30fps electronic
Battery Life ~750 shots (CIPA) 680 shots (CIPA) ~580 shots (CIPA)
Weight 491g body only 658g body only 659g body only
Dimensions 126.0 × 85.1 × 65.4mm 134.3 × 100.3 × 90.5mm 131.3 × 96.4 × 79.8mm
Weather Sealed No Yes Yes
Viewfinder EVF, 2.36M dots, 0.62× magnification 0.76" OLED EVF, 3.68M dots EVF, 3.69M dots, 0.78× magnification
Screen 3.0" fully articulating touchscreen 3.0" fully articulating touchscreen 3.0" vari-angle touchscreen
Mount Fujifilm X-mount Micro Four Thirds Sony FE (full-frame E-mount)
Memory Cards Single SD UHS-I slot Dual SD UHS-II Dual slots: CFexpress Type A + SD UHS-II
Connectivity USB-C 3.2, Bluetooth, Wi-Fi USB-C 3.1, HDMI full-size, Wi-Fi, Bluetooth USB-C (3.2 Gen 2), Bluetooth, Wi-Fi
⚡ Compare specs side by side X-S20 prices → Lumix G9 II prices → A7 IV prices →

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