Lumix S1vs BF
Lumix
Lumix S1 (2019)
Starting from £1499 new
Best for Landscape, studio & professional stills on L-mount
View Lumix S1
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?
Landscape, Studio & Professional Stills On L-Mount — Lumix S1 (2019): Built like a tank with one of the finest viewfinders ever made — the S1 is the choice for photographers who prioritise build quality and IBIS over AF speed.
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
Lumix S1 (2019)
- L-mount system photographers who want a rugged, weather-sealed full-frame body for demanding conditions
- Landscape and studio photographers who value exceptional IBIS and an outstanding EVF
- Video professionals who need V-Log and 4K/60p in a robust, weather-sealed body
- Leica SL users who want a more affordable second body on the same L-mount system
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 lumix s1 has the highest resolution at 24mp; the lumix s1 is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | Lumix S1 (2019) | BF (2025) |
|---|---|---|
| Price | £1,499 | £1,799 |
| Sensor | 24.2MP full-frame CMOS | 24MP full-frame BSI CMOS |
| Resolution | 24.2MP | 24.0MP |
| Video | 4K/60p (crop), 4K/30p (full-frame), 1080p/180p, V-Log (upgrade) | 4K/30p, 1080p/60p |
| Autofocus | DFD contrast-detect AF — reliable but slower than phase-detect rivals | Phase-detect AF — face and eye detection |
| Stabilisation | 5-axis IBIS — 6 stops | 5-axis IBIS — 7 stops |
| Burst Rate | 9fps continuous with AF/AE | 9fps electronic |
| Battery Life | ~380 shots (CIPA) | ~400 shots (CIPA) |
| Weight | 898g body only | 427g body only |
| Dimensions | 148.9 × 110.0 × 96.7mm | 127.0 × 75.0 × 45.0mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | OLED EVF, 5.76M dots, 0.78× — one of the finest EVFs available | EVF 0.75× 3.68M-dot |
| Screen | 3.2" touchscreen, tilting | 3.15" fully articulating touchscreen — primary interface |
| Mount | L-mount (Leica/Panasonic/Sigma) | L-mount (Leica/Panasonic/Sigma) |
| Memory Cards | Dual SD UHS-II slots | Single UHS-II SD slot |
| Connectivity | USB-C, Bluetooth, Wi-Fi, 3.5mm mic & headphone jacks | USB-C, Wi-Fi, Bluetooth |
Suitability by genre
| Genre | Lumix S1 | BF |
|---|---|---|
| Landscape | ||
| Portrait | ||
| Vlogging & Video | ||
| Travel | ||
| Street | ||
| Sports |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
More comparisons with Lumix S1
Camera family history