7Artisans AF 85mm F1.8 (L-Mount) vs Sigma 85mm F1.4 DG DN | Art (L-Mount)
Key differences
- —The AF 85mm F1.8 (L-Mount) is 187g lighter (443g vs 630g).
- —The 85mm F1.4 DG DN | Art (L-Mount) is faster: f/1.4 vs f/1.8 (≈0.7 stops more light).
- —At launch the AF 85mm F1.8 (L-Mount) cost $900 less ($299 vs $1,199).
- —For close-ups the AF 85mm F1.8 (L-Mount) reaches 0.13× vs 0.12×.
Which to choose
- AF 85mm F1.8 (L-Mount)
Choose it for:
- +The lightest option: 443g, 187g less than the next
- +The lowest launch price: $299, $900 less
- 85mm F1.4 DG DN | Art (L-Mount)
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
- 85mm
- 85mm
- Max aperture
- F1.8
- F1.4◆
- Weight
- 443g◆
- 630g
- Dimensions ⌀ × L
- 72.0 × 96.0mm
- 82.8 × 94.1mm
- Volume
- 391 cm³◆
- 507 cm³
- Density
- 1.13 g/cm³
- 1.24 g/cm³
- Filter thread
- ⌀62mm
- ⌀77mm
- Min focus
- 0.80m◆
- 0.85m
- Max magnification
- ≈0.13×◆
- 0.12×
- Elements / groups
- 10 / 7
- 15 / 11
- Aperture blades
- 11
- 11
- Focus drive
- STM
- Stepping Motor
- Stabilisation
- —
- —
- Weather sealed
- —
- Yes
- Aperture ring
- Yes · de-click
- Yes · de-click
- Released
- 2025
- 2020
- MSRP (USD)
- $299◆
- $1,199
- Sharpness
- 8.1
- 9.3◆
- Bokeh Rendering
- 8.3
- 9.0◆
- Autofocus Speed
- 6.9
- 8.6◆
- Flare Resistance
- 7.2
- 8.8◆
- Build / Sealing
- 7.6
- 8.8◆
- Value / Size
- 8.8
- 9.0◆
Performance overlay
- AF 85mm F1.8 (L-Mount)
- 85mm F1.4 DG DN | Art (L-Mount)
◆ marks the best value in a row. Scores are 0–10 editorial ratings.