Canon RF 16-28mm F2.8 IS STM vs Laowa 20mm f/4 Zero-D Shift (Canon RF)
Key differences
- —The RF 16-28mm F2.8 IS STM is 302g lighter (445g vs 747g).
- —The RF 16-28mm F2.8 IS STM is faster: f/2.8 vs f/4 (≈1.0 stops more light).
- —At launch the 20mm f/4 Zero-D Shift (Canon RF) cost $50 less ($1,099 vs $1,149).
- —The 20mm f/4 Zero-D Shift (Canon RF) is manual focus only.
- —For close-ups the RF 16-28mm F2.8 IS STM reaches 0.26× vs 0.17×.
- Mount
- Canon RF
- Canon RF
- Focal length
- 16–28mm
- 20mm
- Max aperture
- F2.8◆
- F4
- Weight
- 445g◆
- 747g
- Dimensions ⌀ × L
- 76.5 × 91.0mm
- 95.0 × 91.0mm
- Volume
- 418 cm³◆
- 645 cm³
- Density
- 1.06 g/cm³
- 1.16 g/cm³
- Filter thread
- ⌀67mm
- ⌀82mm
- Min focus
- 0.20m◆
- 0.25m
- Max magnification
- 0.26×◆
- 0.17×
- Elements / groups
- 16 / 13
- 16 / 11
- Aperture blades
- 9
- 14◆
- Focus drive
- Lead-screw STM
- Manual Helicoid
- Stabilisation
- Yes
- —
- Weather sealed
- Yes
- —
- Aperture ring
- —
- Yes
- Released
- 2025
- 2022
- MSRP (USD)
- $1,149
- $1,099◆
- Sharpness
- 8.2
- 8.6◆
- Bokeh Rendering
- 7.4◆
- 6.3
- Autofocus Speed
- 8.4
- MF
- Flare Resistance
- 7.5◆
- 7.0
- Build / Sealing
- 7.6
- 8.4◆
- Value / Size
- 8.0
- 8.0
Performance overlay
- RF 16-28mm F2.8 IS STM
- 20mm f/4 Zero-D Shift (Canon RF)
◆ marks the best value in a row. Scores are 0–10 editorial ratings.