Fujifilm X-T4vs Fujifilm X100VIvs 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
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.
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.
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.
Who should buy what
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
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
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
Quick take: The fujifilm x100vi has the highest resolution at 40mp; the fujifilm x-t4 is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | Fujifilm X-T4 (2020) | Fujifilm X100VI (2024) | Pentax K-3 Mark III (2021) |
|---|---|---|---|
| Price | £999 | £1,499 | £1,699 |
| Sensor | 26.1MP APS-C X-Trans CMOS IV | 40.2MP APS-C X-Trans CMOS 5 HR | 25.7MP APS-C BSI CMOS (AA-filterless) |
| Resolution | 26.1MP | 40.2MP | 25.7MP |
| Video | 4K/60p, 1080p/240p, F-Log | 6.2K/30p, 4K/60p, F-Log2 10-bit internal | 4K/30p, 1080p/60p |
| Autofocus | Hybrid phase/contrast AF with face/eye detection | Phase-detect 425 points, subject/eye tracking | SAFOX 13 phase-detect, 101-point (25 cross-type) |
| Stabilisation | 6.5-stop IBIS | 7-stop IBIS | 5.5-stop 5-axis IBIS (Shake Reduction III) |
| Burst Rate | 15fps mechanical / 30fps electronic | 8fps mechanical, 25fps electronic | 12fps |
| Battery Life | 600 shots (CIPA) | ~450 shots (CIPA) | 800 shots (CIPA) |
| Weight | 607g body only | 533g with battery and card | 820g body only |
| Dimensions | 134.6 × 92.8 × 63.8mm | 128.0 × 74.8 × 55.3mm | 134.5 × 103.5 × 73.5mm |
| Weather Sealed | Yes | Yes | Yes |
| Viewfinder | 0.5" OLED EVF, 3.69M dots, 100fps | Optical/EVF hybrid, 3.69M dots | Optical pentaprism, 100% coverage, 1.05× magnification |
| Screen | 3.0" fully articulating touchscreen | 3.0" tilting touchscreen | 3.2" tilting touchscreen |
| Mount | Fujifilm X-mount | Fixed Fujinon 23mm f/2 (35mm equiv) | Pentax KF-mount |
| Memory Cards | Dual SD UHS-I | Single SD UHS-I slot | Dual SD UHS-II |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C, Bluetooth, Wi-Fi | USB-C, Wi-Fi, Bluetooth |
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