Canon RF 20 mm F1.4L VCM vs Canon RF 28 mm f2.8 STM

Key differences

The Canon RF 20 mm F1.4L VCM has 19° more lens viewing angle, diagonal than the Canon RF 28 mm f2.8 STM (94° vs 75°). The Canon RF 28 mm f2.8 STM has 0.03 m more closest focusing distance than the Canon RF 20 mm F1.4L VCM (0.23 m vs 0.2 m). The Canon RF 28 mm f2.8 STM has 1.4 more maximum aperture number than the Canon RF 20 mm F1.4L VCM (2.8 vs 1.4). Only the Canon RF 28 mm f2.8 STM has zoom capability. Only the Canon RF 20 mm F1.4L VCM has lens hood.

• Lens structure (elements/groups)
  • RF 20 mm F1.4L VCM:15/11
  • RF 28 mm f2.8 STM:8/6
• Lens type
  • RF 20 mm F1.4L VCM:Wide-angle
  • RF 28 mm f2.8 STM:Wide zoom lens
• Lens viewing angle, diagonal
  • RF 20 mm F1.4L VCM:94°
  • RF 28 mm f2.8 STM:75°
• Closest focusing distance
  • RF 20 mm F1.4L VCM:0.2 m
  • RF 28 mm f2.8 STM:0.23 m
• Maximum aperture number
  • RF 20 mm F1.4L VCM:1.4
  • RF 28 mm f2.8 STM:2.8
• Minimum aperture number
  • RF 20 mm F1.4L VCM:16
  • RF 28 mm f2.8 STM:22
• Number of diaphragm blades
  • RF 20 mm F1.4L VCM:11
  • RF 28 mm f2.8 STM:7
• Zoom capability
  • RF 20 mm F1.4L VCM:No
  • RF 28 mm f2.8 STM:Yes