Canon RF 15-30 mm f4.5-6.3 IS STM vs Canon RF 20 mm F1.4L VCM

Key differences

The Canon RF 20 mm F1.4L VCM has 2 /11 more lens structure (elements/groups) than the Canon RF 15-30 mm f4.5-6.3 IS STM (15/11 vs 13/11). The Canon RF 15-30 mm f4.5-6.3 IS STM has 4.9 more maximum aperture number than the Canon RF 20 mm F1.4L VCM (6.3 vs 1.4). The Canon RF 20 mm F1.4L VCM has 11.5 more minimum aperture number than the Canon RF 15-30 mm f4.5-6.3 IS STM (16 vs 4.5). Only the Canon RF 20 mm F1.4L VCM has dustproof. Lens type: Ultra-wide lens on the Canon RF 15-30 mm f4.5-6.3 IS STM, Wide-angle on the Canon RF 20 mm F1.4L VCM.

• Lens structure (elements/groups)
  • RF 15-30 mm f4.5-6.3 IS STM:13/11
  • RF 20 mm F1.4L VCM:15/11
• Lens type
  • RF 15-30 mm f4.5-6.3 IS STM:Ultra-wide lens
  • RF 20 mm F1.4L VCM:Wide-angle
• Lens viewing angle, diagonal
  • RF 15-30 mm f4.5-6.3 IS STM:110° 30'- 71° 35'
  • RF 20 mm F1.4L VCM:94°
• Maximum aperture number
  • RF 15-30 mm f4.5-6.3 IS STM:6.3
  • RF 20 mm F1.4L VCM:1.4
• Minimum aperture number
  • RF 15-30 mm f4.5-6.3 IS STM:4.5
  • RF 20 mm F1.4L VCM:16
• Number of aspheric elements
  • RF 15-30 mm f4.5-6.3 IS STM:1
  • RF 20 mm F1.4L VCM:2
• Number of diaphragm blades
  • RF 15-30 mm f4.5-6.3 IS STM:7
  • RF 20 mm F1.4L VCM:11
• Maximum magnification
  • RF 15-30 mm f4.5-6.3 IS STM:2x
  • RF 20 mm F1.4L VCM:0.19x