Decision tools · Compare
A7 IV vs Sony FX5
Quick take: The A7 IV has the highest resolution at 33MP; the A7 IV is the most affordable.
16 specs side by side·15 genres scored·UK prices from Wex Photo Video and Clifton Cameras
How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.
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Verdictwhich should you buy?
A7 IV — Portrait & Wedding Photography: The full-frame portrait benchmark — 33MP, AI Eye AF, and exceptional skin-tone rendering in a pro-grade hybrid body.
Who should buy what
A7 IV (2021)
is the right camera for you if…
- Working photographers who want a reliable full-frame all-rounder
- Portrait, wedding, and event photographers needing 33MP and fast AF
- A7 III owners ready for a major upgrade in resolution, AF, and video
- Hybrid shooters who want 4K/60p and 33MP stills in one dependable body
Full specificationsthe better value in each row is highlighted
| Specification | A7 IVSony · 2021 | Sony FX5Sony · 2026 |
|---|---|---|
| Price | £2,099Best | £4,699 |
| Sensor | 33MP Full-frame BSI Exmor R CMOS | 16.6MP full-frame stacked Exmor RS CMOS |
| Resolution | 33.0MPBest | 16.6MP |
| Video | 4K/60p oversampled, 10-bit internal, S-Log3, S-Cinetone | 5K/60p open-gate, 4K/120p, internal RAW/X-OCN, 10-bit Log, triple base ISO |
| Autofocus | 759-point phase-detect, AI subject recognition | AI-powered hybrid phase-detect AF (759 points) with subject tracking |
| Stabilisation | 5-axis IBIS, 5.5 stops | IBIS with Dynamic Active Mode |
| Burst Rate | 10fps mechanical, 30fps electronic | 10fps |
| Battery Life | ~580 shots (CIPA)Best | ~105 min actual recording, ~170 min continuous (LCD) |
| Weight | 659g (body only)Best | 734g (with battery and card) |
| Dimensions | 131.3 × 96.4 × 79.8mm | — |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF, 3.69M dots, 0.78× magnification | Optional detachable EVF (DVF-EL1), OLED |
| Screen | 3.0" vari-angle touchscreen | Fully articulating touchscreen (4-axis arm) |
| Mount | Sony FE (full-frame E-mount) | Sony E-mount |
| Memory Cards | Slot 1 CFexpress Type A / SD UHS-II, slot 2 SD UHS-II | CFexpress Type A + SDXC (dual) |
| Connectivity | USB-C (3.2 Gen 2), Bluetooth, Wi-Fi | USB-C, full-size HDMI, Wi-Fi, Bluetooth |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
How they score by genreengine base scores out of 10
Genre
A7 IV
Sony FX5
Portrait
8.2/10
6.9/10
Street
6.5/10
5.3/10
Travel
6.5/10
6.2/10
Wedding & Events
7.9/10
7.0/10
Vlogging & Video
6.2/10
6.1/10
Filmmaking
7.2/10
8.7/10
Documentary
7.4/10
8.3/10
Sports & Action
7.5/10
6.8/10
Landscape
6.7/10
5.1/10
Wildlife
7.8/10
6.8/10
Casual
5.2/10
5.1/10
Food
7.6/10
7.4/10
Macro
7.3/10
5.2/10
Architecture
6.8/10
6.1/10
Astrophotography
7.3/10
6.7/10
Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →
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