Product comparison · 2 lenses

Canon RF 20 mm F1.4L VCM vs Canon RF 7-14mm F2.8-3.5L FISHEYE STM

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  • 30specifications compared
  • 16differ
  • 14identical
  • 18known for one product only

Key differences

The Canon RF 7-14mm F2.8-3.5L FISHEYE STM has 1 /11 more lens structure (elements/groups) than the Canon RF 20 mm F1.4L VCM (16/11 vs 15/11). The Canon RF 20 mm F1.4L VCM has 0.05 m more closest focusing distance than the Canon RF 7-14mm F2.8-3.5L FISHEYE STM (0.2 m vs 0.15 m). The Canon RF 7-14mm F2.8-3.5L FISHEYE STM has 2.1 more maximum aperture number than the Canon RF 20 mm F1.4L VCM (3.5 vs 1.4). Only the Canon RF 7-14mm F2.8-3.5L FISHEYE STM has zoom capability. Component for: MILC on the Canon RF 20 mm F1.4L VCM, SLR on the Canon RF 7-14mm F2.8-3.5L FISHEYE STM.

  • Component for
    • RF 20 mm F1.4L VCM:MILC
    • RF 7-14mm F2.8-3.5L FISHEYE STM:SLR
  • Lens structure (elements/groups)
    • RF 20 mm F1.4L VCM:15/11
    • RF 7-14mm F2.8-3.5L FISHEYE STM:16/11
  • Lens type
    • RF 20 mm F1.4L VCM:Wide-angle
    • RF 7-14mm F2.8-3.5L FISHEYE STM:Wide fish-eye lens
  • Lens viewing angle, diagonal
    • RF 20 mm F1.4L VCM:94°
    • RF 7-14mm F2.8-3.5L FISHEYE STM:190 - 180°
  • Closest focusing distance
    • RF 20 mm F1.4L VCM:0.2 m
    • RF 7-14mm F2.8-3.5L FISHEYE STM:0.15 m
  • Maximum aperture number
    • RF 20 mm F1.4L VCM:1.4
    • RF 7-14mm F2.8-3.5L FISHEYE STM:3.5
  • Minimum aperture number
    • RF 20 mm F1.4L VCM:16
    • RF 7-14mm F2.8-3.5L FISHEYE STM:2.8
  • Number of diaphragm blades
    • RF 20 mm F1.4L VCM:11
    • RF 7-14mm F2.8-3.5L FISHEYE STM:9

Side by side

Differences highlightedShow differences only (on)
Comparison of RF 20 mm F1.4L VCM, RF 7-14mm F2.8-3.5L FISHEYE STM
48 specifications
Lens system9 differ
Component forDiffersMILCSLR
Lens structure (elements/groups)Differs15/1116/11
Lens typeDiffersWide-angleWide fish-eye lens
Lens viewing angle, horizontalKnown for oneUnknown — not stated by the source190 - 149°
Aperture range (F-F)Known for oneUnknown — not stated by the source22 - 29
Lens viewing angle, verticalKnown for oneUnknown — not stated by the source190 - 99°
Lens viewing angle, diagonalDiffers94°190 - 180°
Closest focusing distanceDiffers0.2 m0.15 m
Image sensor formatKnown for oneUnknown — not stated by the sourceFull frame
Maximum aperture numberDiffers1.43.5
Minimum aperture numberDiffers162.8
Number of diaphragm bladesDiffers119
Zoom capabilityDiffersNoYes
Zoom typeKnown for oneUnknown — not stated by the sourceTurn
Image stabilizer typeKnown for oneUnknown — not stated by the sourceIn-Body Image Stabilization (IBIS), Optical Image Stabilization (OIS)
Image stabilizer number of stops (IBIS x OIS)Known for oneUnknown — not stated by the source7
Fixed focal lengthKnown for one20 mmUnknown — not stated by the source
Performance4 differ
AF actuatorKnown for oneUnknown — not stated by the sourceSTM
Lens coating featuresDiffersAir Sphere Coating (ASC), Fluorine coating, Sub-wavelength Structure Coating (SWC)Fluorine coating, Super Spectra Coating (SSC), Air Sphere Coating (ASC)
Maximum magnificationDiffers0.19x3.35x
Number of Ultra-low Dispersion (UD) elementsDiffers25
Lens hood modelDiffersEW-73HEW-76
Ultrasonic motor (USM)Known for oneYesUnknown — not stated by the source
Designidentical
WeatherproofKnown for oneYesUnknown — not stated by the source
Technical detailsidentical
Warranty periodKnown for oneUnknown — not stated by the source2 year(s)
Weight & dimensions3 differ
DiameterDiffers7.65 cm7.61 m
LengthDiffers99.3 mm109.4 mm
WeightDiffers519 g476 g
Filter sizeKnown for one67 mmUnknown — not stated by the source
Packaging contentidentical
Soft travel pouchKnown for oneUnknown — not stated by the sourceYes
Bag includedKnown for oneYesUnknown — not stated by the source
Bag modelKnown for oneLP1219Unknown — not stated by the source
Lens cap modelKnown for oneE-67IIUnknown — not stated by the source
Rear lens cap includedKnown for oneYesUnknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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