Leica SL3vs BF
Leica
Leica SL3 (2024)
Starting from £6499 new
Best for Professional & luxury hybrid shooters
View Leica SL3
Sigma
BF (2025)
Starting from £1799 new
Best for Photographers who want to strip back every distraction
View BF
GearScore™ Verdict — Which should you buy?
Professional & Luxury Hybrid Shooters — Leica SL3 (2024): Leica's most capable mirrorless — 60MP, 30fps burst, 8K ProRes, and 7.5-stop IBIS with L-mount's growing lens ecosystem.
Photographers Who Want To Strip Back Every Distraction — BF (2025): The most radical camera in years — no dials, no buttons, just a flat aluminium body and total creative minimalism.
Who should buy what
Leica SL3 (2024)
- Leica photographers who want autofocus full-frame in the L-mount system
- SL2 owners upgrading to 60MP and improved autofocus performance
- Professionals who want Leica build quality with L-mount lens versatility
- Photographers who want to share lenses across Leica, Sigma, and Lumix bodies
BF (2025)
- Photographers who find camera menus and dials a distraction from the creative process
- L-mount system users who want the lightest, most minimal full-frame body available
- Design enthusiasts who value the object quality and philosophy as much as the output
- Sigma fp/fp L users ready for a more radical step toward minimal photography
Quick take: The leica sl3 has the highest resolution at 60mp; the bf is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | Leica SL3 (2024) | BF (2025) |
|---|---|---|
| Price | £6,499 | £1,799 |
| Sensor | 60MP full-frame BSI CMOS | 24MP full-frame BSI CMOS |
| Resolution | 60.0MP | 24.0MP |
| Video | 8K/30p, 4K/60p, Apple ProRes | 4K/30p, 1080p/60p |
| Autofocus | Phase-detect AF with subject/face/eye detection | Phase-detect AF — face and eye detection |
| Stabilisation | 7.5-stop IBIS | 5-axis IBIS — 7 stops |
| Burst Rate | 30fps electronic | 9fps electronic |
| Battery Life | 410 shots (CIPA) | ~400 shots (CIPA) |
| Weight | 875g body only | 427g body only |
| Dimensions | 146.0 × 104.0 × 42.0mm | 127.0 × 75.0 × 45.0mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | 0.78" OLED EVF, 5.76M dots | EVF 0.75× 3.68M-dot |
| Screen | 3.2" fixed touchscreen | 3.15" fully articulating touchscreen — primary interface |
| Mount | Leica L-mount | L-mount (Leica/Panasonic/Sigma) |
| Memory Cards | Dual SD UHS-II | Single UHS-II SD slot |
| Connectivity | USB-C 3.1, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
Suitability by genre
| Genre | Leica SL3 | BF |
|---|---|---|
| Portrait | ||
| Landscape | ||
| Vlogging & Video | ||
| Sports & Action | — | |
| Wedding & Events | — | |
| Travel | ||
| Street | — | |
| Sports | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
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Camera family history