7Artisans AF 50mm F1.8 (L-Mount) vs Leica Summilux-SL 50 f/1.4 ASPH. (2026)
Key differences
- —The AF 50mm F1.8 (L-Mount) is 163g lighter (421g vs 584g).
- —The Summilux-SL 50 f/1.4 ASPH. (2026) is faster: f/1.4 vs f/1.8 (≈0.7 stops more light).
- —For close-ups the Summilux-SL 50 f/1.4 ASPH. (2026) reaches 0.13× vs 0.13×.
Which to choose
- AF 50mm F1.8 (L-Mount)
Choose it for:
- +The lightest option: 421g, 163g less than the next
- +A physical aperture ring
- Summilux-SL 50 f/1.4 ASPH. (2026)
Choose it for:
- +The brightest aperture: f/1.4, about 0.7 stop more light
- +Weather sealing
Computed from published specs, confirmed launch prices and, where every lens has at least two reviews, review scores.
- Mount
- L-Mount (FF)
- L-Mount (FF)
- Focal length
- 50mm
- 50mm
- Max aperture
- F1.8
- F1.4◆
- Weight
- 421g◆
- 584g
- Dimensions ⌀ × L
- 72.0 × 104.0mm
- 74.0 × 75.5mm
- Volume
- 423 cm³
- 325 cm³◆
- Density
- 0.99 g/cm³
- 1.80 g/cm³
- Filter thread
- ⌀62mm
- ⌀67mm
- Min focus
- 0.50m
- 0.50m
- Max magnification
- 0.13×
- 0.13×◆
- Elements / groups
- 11 / 9
- 11 / 6
- Aperture blades
- 11
- 11
- Focus drive
- STM
- Voice-coil motor
- Stabilisation
- —
- —
- Weather sealed
- —
- Yes
- Aperture ring
- Yes · de-click
- —
- Released
- 2025
- 2026
- MSRP (USD)
- $228
- Unconfirmed
- Sharpness
- 7.8
- 8.8◆
- Bokeh Rendering
- 7.8
- 8.8◆
- Autofocus Speed
- 7.3
- 8.6◆
- Flare Resistance
- 6.8
- 8.3◆
- Build / Sealing
- 7.8
- 9.2◆
- Value / Size
- 8.5◆
- 6.5
Performance overlay
- AF 50mm F1.8 (L-Mount)
- Summilux-SL 50 f/1.4 ASPH. (2026)
◆ marks the best value in a row. Scores are 0–10 editorial ratings.