Laowa 105mm f/2 Smooth Trans Focus (STF) vs Sigma 105mm F2.8 DG DN MACRO | Art
Key differences
- —The 105mm F2.8 DG DN MACRO | Art is 35g lighter (710g vs 745g).
- —The 105mm f/2 Smooth Trans Focus (STF) is faster: f/2 vs f/2.8 (≈1.0 stops more light).
- —At launch the 105mm f/2 Smooth Trans Focus (STF) cost $100 less ($699 vs $799).
- —The 105mm f/2 Smooth Trans Focus (STF) is manual focus only.
- —For close-ups the 105mm F2.8 DG DN MACRO | Art reaches 1.00× vs 0.16×.
- Mount
- Sony E (FE)
- Sony E (FE)
- Focal length
- 105mm
- 105mm
- Max aperture
- F2◆
- F2.8
- Weight
- 745g
- 710g◆
- Dimensions ⌀ × L
- 76.0 × 126.0mm
- 74.0 × 135.6mm
- Volume
- 572 cm³◆
- 583 cm³
- Density
- 1.30 g/cm³
- 1.22 g/cm³
- Filter thread
- ⌀67mm
- ⌀62mm
- Min focus
- 0.90m
- 0.29m◆
- Max magnification
- 0.16×
- 1.00×◆
- Elements / groups
- 11 / 8
- 17 / 12
- Aperture blades
- 14◆
- 9
- Focus drive
- Manual Helicoid
- HSM (Hyper-Sonic Motor)
- Stabilisation
- —
- —
- Weather sealed
- —
- Yes
- Aperture ring
- Yes · de-click
- Yes · de-click
- Released
- 2016
- 2020
- MSRP (USD)
- $699◆
- $799
- Sharpness
- 8.6
- 9.4◆
- Bokeh Rendering
- 9.0◆
- 8.6
- Autofocus Speed
- MF
- 7.0
- Flare Resistance
- 6.0
- 8.4◆
- Build / Sealing
- 8.5
- 8.8◆
- Value / Size
- 8.3
- 9.0◆
Performance overlay
- 105mm f/2 Smooth Trans Focus (STF)
- 105mm F2.8 DG DN MACRO | Art
◆ marks the best value in a row. Scores are 0–10 editorial ratings.