Fujifilm X100VIvs Sigma fpvs A7 IV
Sigma
Sigma fp (2019)
From £1499
Best for Creative filmmakers & experimental photographers
View Sigma fp
Which should you buy?
Street, Travel & Everyday — Fujifilm X100VI (2024): The best fixed-lens camera ever made — 40MP, 7-stop IBIS, film simulations, and a design icon. Wildly oversubscribed for good reason.
Creative Filmmakers & Experimental Photographers — Sigma fp (2019): The smallest full-frame camera in the world — Cinema DNG RAW and L-mount flexibility in a pocket-sized body that rewards creative shooters.
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.
Who should buy what
Fujifilm X100VI (2024)
- You want a single camera for travel, street, and everyday shooting
- You love the aesthetic of film simulations and analogue rendering
- You want the best compact camera that you'll actually carry with you everywhere
Sigma fp (2019)
- You're a filmmaker building a cinema rig where the smallest full-frame body is essential
- You want L-mount compatibility to pair with Sigma Art or Leica SL lenses
- You prioritise video and cinema colour over stills ergonomics and functionality
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 fujifilm x100vi has the highest resolution at 40mp; the fujifilm x100vi is the most affordable; only the fujifilm x100vi, a7 iv are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | Fujifilm X100VI (2024) | Sigma fp (2019) | A7 IV (2021) |
|---|---|---|---|
| Price | £1,499 | £1,499 | £2,299 |
| Sensor | 40.2MP APS-C X-Trans CMOS 5 HR | 24.6MP full-frame Bayer CMOS | 33MP Full-frame BSI Exmor R CMOS |
| Resolution | 40.2MP | 24.6MP | 33.0MP |
| Video | 6.2K/30p, 4K/60p, F-Log2 10-bit internal | 12-bit Cinema DNG RAW, 4K/24p, 1080p/120p | 4K/60p oversampled, 10-bit internal, S-Log3, S-Cinetone |
| Autofocus | Phase-detect 425 points, subject/eye tracking | Contrast-detect AF with face/eye detection | 759-point phase-detect, AI subject recognition |
| Stabilisation | 7-stop IBIS | None (lens-based only) | 5-axis IBIS, 5.5 stops |
| Burst Rate | 8fps mechanical, 25fps electronic | 18fps electronic | 10fps mechanical, 30fps electronic |
| Battery Life | ~450 shots (CIPA) | 200 shots (CIPA) | ~580 shots (CIPA) |
| Weight | 533g with battery and card | 422g body only | 659g body only |
| Dimensions | 128.0 × 74.8 × 55.3mm | 112.6 × 69.9 × 45.3mm | 131.3 × 96.4 × 79.8mm |
| Weather Sealed | Yes | No | Yes |
| Viewfinder | Optical/EVF hybrid, 3.69M dots | None | EVF, 3.69M dots, 0.78× magnification |
| Screen | 3.0" tilting touchscreen | 3.15" fixed touchscreen | 3.0" vari-angle touchscreen |
| Mount | Fixed Fujinon 23mm f/2 (35mm equiv) | Leica L-mount | Sony FE (full-frame E-mount) |
| Memory Cards | Single SD UHS-I slot | Single SD UHS-II + CFexpress Type B (via adapter) | Dual slots: CFexpress Type A + SD UHS-II |
| Connectivity | USB-C, Bluetooth, Wi-Fi | USB-C 3.1, Wi-Fi, Bluetooth | USB-C (3.2 Gen 2), Bluetooth, Wi-Fi |
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