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Product comparison · 2 lenses

Canon RF 20mm F1.4 L VCM vs Canon RF400mm F2.8 L IS USM

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  • 18specifications compared
  • 15differ
  • 3identical
  • 22known for one product only

Key differences

The Canon RF 20mm F1.4 L VCM has 78.7° more lens viewing angle, horizontal than the Canon RF400mm F2.8 L IS USM (84° vs 5.3°). The Canon RF 20mm F1.4 L VCM has 58.7° more lens viewing angle, vertical than the Canon RF400mm F2.8 L IS USM (62° vs 3.3°). The Canon RF400mm F2.8 L IS USM has 2.3 m more closest focusing distance than the Canon RF 20mm F1.4 L VCM (2.5 m vs 0.2 m). Component for: MILC on the Canon RF 20mm F1.4 L VCM, SLR on the Canon RF400mm F2.8 L IS USM. Lens structure (elements/groups): 15/11 on the Canon RF 20mm F1.4 L VCM, 17/13 on the Canon RF400mm F2.8 L IS USM.

  • Component for
    • MILC
    • SLR
  • Lens structure (elements/groups)
    • 15/11
    • 17/13
  • Lens type
    • Full-frame lens
    • Super telephoto lens
  • Lens viewing angle, horizontal
    • 84°
    • 5.3°
  • Lens viewing angle, vertical
    • 62°
    • 3.3°
  • Closest focusing distance
    • 0.2 m
    • 2.5 m
  • Minimum aperture number
    • 16
    • 32
  • Number of diaphragm blades
    • 11
    • 9

Side by side

Differences highlightedShow differences only
40 specifications
A

Canon

RF 20mm F1.4 L VCMView product
B

Canon

RF400mm F2.8 L IS USMView product
Lens system8 differ
Component forDiffersMILCSLR
Lens structure (elements/groups)Differs15/1117/13
Lens typeDiffersFull-frame lensSuper telephoto lens
Lens viewing angle, horizontalDiffers84°5.3°
Lens viewing angle, verticalDiffers62°3.3°
Lens viewing angle, diagonalKnown for one94°
Closest focusing distanceDiffers0.2 m2.5 m
Control ringKnown for oneYes
Lens mount interfaceKnown for oneCanon RF
Minimum aperture numberDiffers1632
Number of diaphragm bladesDiffers119
Image stabilizerYesYes
Image stabilizer typeKnown for oneIn-Body Image Stabilization (IBIS), Optical Image Stabilization (OIS)
Aperture range (F-F)Known for one2.8 - 32
Fixed focal lengthKnown for one400 mm
Maximum aperture numberKnown for one2.8
Zoom capabilityKnown for oneYes
Image stabilizer number of stopsKnown for one5.5
Performance2 differ
AF actuatorKnown for oneVCM
Camera brands compatibilityCanonCanon
Lens coating featuresDiffersAir Sphere Coating (ASC), Fluorine coating, Subwavelength Structure Coating (SWC), Super Spectra Coating (SSC)Air Sphere Coating (ASC), Super Spectra Coating (SSC)
Maximum magnificationDiffers0.19x0.17x
Number of Ultra-low Dispersion (UD) elementsKnown for one2
Lens hoodKnown for oneYes
Lens hood modelKnown for oneEW-73H
Auto focusKnown for oneYes
Ultrasonic motor (USM)Known for oneYes
Design1 differ
Market segmentKnown for oneProfessional
Product colourDiffersBlackBlack, White
DustproofKnown for oneYes
Moisture-resistantKnown for oneYes
Weight & dimensions4 differ
DiameterDiffers7.65 cm16.3 cm
Filter sizeDiffers67 mm52 mm
LengthDiffers99.3 mm367 mm
WeightDiffers519 g2.89 kg
Packaging contentidentical
Bag includedKnown for oneYes
Bag modelKnown for oneLP1219
Lens cap includedYesYes
Lens cap modelKnown for oneE-67II
Technical detailsidentical
Viewing angleKnown for one6.1°

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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