Full Frame Glass
FESony E278ZNikon Z141RFCanon RF96

Sony E-mount lenses

  • 7Artisans
  • Laowa
  • Samyang (Rokinon)
  • Sigma
  • Sirui
  • Sony
  • Tamron
  • Viltrox
  • Voigtländer
  • Zeiss
  • Ultra-Wide
  • Wide
  • Standard
  • Short Telephoto
  • Telephoto
  • Super-Telephoto
  • Macro

Nikon Z-mount lenses

  • 7Artisans
  • Laowa
  • Nikon
  • Samyang (Rokinon)
  • Sirui
  • Tamron
  • Viltrox
  • Voigtländer
  • Ultra-Wide
  • Wide
  • Standard
  • Short Telephoto
  • Telephoto
  • Super-Telephoto
  • Macro

Canon RF-mount lenses

  • 7Artisans
  • Canon
  • Laowa
  • Samyang (Rokinon)
  • Viltrox
  • Voigtländer
  • Ultra-Wide
  • Wide
  • Standard
  • Short Telephoto
  • Telephoto
  • Super-Telephoto
  • Macro

Full Frame Glass

Native full-frame mirrorless lenses only: no crop lenses, no adapted glass. Specifications, MTF charts and product images come from manufacturer publications and are credited on each page.

  • About & methodology
  • Affiliate disclosure
  • Privacy
  • Terms
  • Contact
  • © Full Frame Glass
Register/Compare

Canon RF 20mm F1.4 L VCM vs Laowa 20mm f/4 Zero-D Shift (Canon RF)

Key differences

  • —The RF 20mm F1.4 L VCM is 228g lighter (519g vs 747g).
  • —The RF 20mm F1.4 L VCM is faster: f/1.4 vs f/4 (≈3.0 stops more light).
  • —At launch the 20mm f/4 Zero-D Shift (Canon RF) cost $600 less ($1,099 vs $1,699).
  • —The 20mm f/4 Zero-D Shift (Canon RF) is manual focus only.
  • —For close-ups the RF 20mm F1.4 L VCM reaches 0.19× vs 0.17×.
Canon
RF 20mm F1.4 L VCM
Canon RF 20mm F1.4 L VCM
16842L
Laowa
20mm f/4 Zero-D Shift (Canon RF)
Laowa 20mm f/4 Zero-D Shift (Canon RF)
16842ZERO-D
Mount
Canon RF
Canon RF
Focal length
20mm
20mm
Max aperture
F1.4◆
F4
Weight
519g◆
747g
Dimensions ⌀ × L
76.5 × 99.3mm
95.0 × 91.0mm
Volume
456 cm³◆
645 cm³
Density
1.14 g/cm³
1.16 g/cm³
Filter thread
⌀67mm
⌀82mm
Min focus
0.20m◆
0.25m
Max magnification
0.19×◆
0.17×
Elements / groups
15 / 11
16 / 11
Aperture blades
11
14◆
Focus drive
VCM
Manual Helicoid
Stabilisation
—
—
Weather sealed
Yes
—
Aperture ring
Yes · de-click
Yes
Released
2025
2022
MSRP (USD)
$1,699
$1,099◆
Sharpness
9.1◆
8.6
Bokeh Rendering
8.4◆
6.3
Autofocus Speed
8.9
MF
Flare Resistance
7.8◆
7.0
Build / Sealing
9.0◆
8.4
Value / Size
7.2
8.0◆
SHARPBOKEHAFFLAREBUILDVALUE

Performance overlay

  • RF 20mm F1.4 L VCM
  • 20mm f/4 Zero-D Shift (Canon RF)

◆ marks the best value in a row. Scores are 0–10 editorial ratings.