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Product comparison · 2 lenses

Canon RF20mm F1.4 L VCM vs Canon RF28mm F2.8 STM

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  • 28specifications compared
  • 18differ
  • 10identical
  • 31known for one product only

Key differences

The Canon RF20mm F1.4 L VCM has 19° more lens viewing angle, diagonal than the Canon RF28mm F2.8 STM (94° vs 75°). The Canon RF28mm F2.8 STM has 0.03 m more closest focusing distance than the Canon RF20mm F1.4 L VCM (0.23 m vs 0.2 m). The Canon RF28mm F2.8 STM has 1.4 more maximum aperture number than the Canon RF20mm F1.4 L VCM (2.8 vs 1.4). Only the Canon RF28mm F2.8 STM has zoom capability. Only the Canon RF20mm F1.4 L VCM has lens hood.

  • Lens structure (elements/groups)
    • 15/11
    • 8/6
  • Lens type
    • Wide-angle
    • Wide zoom lens
  • Lens viewing angle, diagonal
    • 94°
    • 75°
  • Closest focusing distance
    • 0.2 m
    • 0.23 m
  • Maximum aperture number
    • 1.4
    • 2.8
  • Minimum aperture number
    • 16
    • 22
  • Number of diaphragm blades
    • 11
    • 7
  • Zoom capability
    • No
    • Yes

Side by side

Differences highlightedShow differences only
59 specifications
A

Canon

RF20mm F1.4 L VCMView product
B

Canon

RF28mm F2.8 STMView product
Lens system8 differ
Lens structure (elements/groups)Differs15/118/6
Lens typeDiffersWide-angleWide zoom lens
Lens viewing angle, horizontalKnown for one65°
Focus adjustmentKnown for oneAuto/Manual
Lens viewing angle, verticalKnown for one46°
Lens viewing angle, diagonalDiffers94°75°
Focal length rangeKnown for one28 - 28 mm
Closest focusing distanceDiffers0.2 m0.23 m
Image sensor formatKnown for oneFull frame
Maximum aperture numberDiffers1.42.8
Minimum aperture numberDiffers1622
Number of diaphragm bladesDiffers117
Teleconverter/Extender compatibleKnown for oneNo
Zoom capabilityDiffersNoYes
Image stabilizerKnown for oneNo
Fixed focal lengthKnown for one20 mm
Number of aspheric elementsKnown for one2
Performance3 differ
AF actuatorKnown for oneST
Circular apertureKnown for oneYes
Lens coating featuresDiffersAir Sphere Coating (ASC), Fluorine coating, Sub-wavelength Structure Coating (SWC)Super Spectra Coating (SSC)
Lens colourKnown for oneBlack
Lens hoodDiffersYesNo
Lens hood modelDiffersEW-73HEW-55
Maximum magnificationKnown for one0.19x
Number of Ultra-low Dispersion (UD) elementsKnown for one2
Ultrasonic motor (USM)Known for oneYes
Lens hood shapeKnown for onePetal lens hood
Lens hood typeKnown for oneRemovable lens hood
Design2 differ
DustproofDiffersYesNo
WeatherproofDiffersYesNo
Market segmentKnown for oneProfessional
Logistics dataidentical
Country of originKnown for oneJapan
Quantity per packKnown for one1 pc(s)
Layers per palletKnown for one5 pc(s)
Master (outer) cases per pallet layerKnown for one8 pc(s)
Weight & dimensions4 differ
DiameterDiffers7.65 cm6.92 cm
Filter sizeDiffers67 mm55 mm
LengthDiffers99.3 mm24.7 mm
WeightDiffers519 g120 g
Packaging dataidentical
Package depthKnown for one150 mm
Package heightKnown for one100 mm
Package weightKnown for one200 g
Package widthKnown for one150 mm
Package typeKnown for oneBox
Packaging content1 differ
Lens cap modelDiffersE-67IIE-55
Rear lens cap modelKnown for oneRF
User guideKnown for oneYes
Bag includedKnown for oneYes
Bag modelKnown for oneLP1219

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