Laowa 20mm f/4 Zero-D Shift vs Tamron 20mm F/2.8 Di III OSD M1:2
Key differences
- —The 20mm F/2.8 Di III OSD M1:2 is 527g lighter (220g vs 747g).
- —The 20mm F/2.8 Di III OSD M1:2 is faster: f/2.8 vs f/4 (≈1.0 stops more light).
- —At launch the 20mm F/2.8 Di III OSD M1:2 cost $750 less ($349 vs $1,099).
- —The 20mm f/4 Zero-D Shift is manual focus only.
- —For close-ups the 20mm F/2.8 Di III OSD M1:2 reaches 0.50× vs 0.17×.
- Mount
- Sony E (FE)
- Sony E (FE)
- Focal length
- 20mm
- 20mm
- Max aperture
- F4
- F2.8◆
- Weight
- 747g
- 220g◆
- Dimensions ⌀ × L
- 95.0 × 91.0mm
- 73.0 × 64.0mm
- Volume
- 645 cm³
- 268 cm³◆
- Density
- 1.16 g/cm³
- 0.82 g/cm³
- Filter thread
- ⌀82mm
- ⌀67mm
- Min focus
- 0.25m
- 0.11m◆
- Max magnification
- 0.17×
- 0.50×◆
- Elements / groups
- 16 / 11
- 10 / 9
- Aperture blades
- 14◆
- 7
- Focus drive
- Manual Helicoid
- OSD Motor
- Stabilisation
- —
- —
- Weather sealed
- —
- Yes
- Aperture ring
- Yes
- —
- Released
- 2022
- 2020
- MSRP (USD)
- $1,099
- $349◆
- Sharpness
- 8.6◆
- 8.0
- Bokeh Rendering
- 6.3
- 6.8◆
- Autofocus Speed
- MF
- 7.2
- Flare Resistance
- 7.1
- 7.6◆
- Build / Sealing
- 8.5◆
- 7.6
- Value / Size
- 8.0
- 9.1◆
Performance overlay
- 20mm f/4 Zero-D Shift
- 20mm F/2.8 Di III OSD M1:2
◆ marks the best value in a row. Scores are 0–10 editorial ratings.