Product comparison · 2 lenses

Canon RF 28 mm f2.8 STM vs Canon RF20mm F1.4 L VCM

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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 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 RF20mm F1.4 L 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 RF20mm F1.4 L VCM (2.8 vs 1.4). Only the Canon RF 28 mm f2.8 STM has zoom capability. Only the Canon RF20mm F1.4 L VCM has lens hood.

  • Lens structure (elements/groups)
    • RF 28 mm f2.8 STM:8/6
    • RF20mm F1.4 L VCM:15/11
  • Lens type
    • RF 28 mm f2.8 STM:Wide zoom lens
    • RF20mm F1.4 L VCM:Wide-angle
  • Lens viewing angle, diagonal
    • RF 28 mm f2.8 STM:75°
    • RF20mm F1.4 L VCM:94°
  • Closest focusing distance
    • RF 28 mm f2.8 STM:0.23 m
    • RF20mm F1.4 L VCM:0.2 m
  • Maximum aperture number
    • RF 28 mm f2.8 STM:2.8
    • RF20mm F1.4 L VCM:1.4
  • Minimum aperture number
    • RF 28 mm f2.8 STM:22
    • RF20mm F1.4 L VCM:16
  • Number of diaphragm blades
    • RF 28 mm f2.8 STM:7
    • RF20mm F1.4 L VCM:11
  • Zoom capability
    • RF 28 mm f2.8 STM:Yes
    • RF20mm F1.4 L VCM:No

Side by side

Differences highlightedShow differences only (on)
Comparison of RF 28 mm f2.8 STM, RF20mm F1.4 L VCM
59 specifications
Lens system8 differ
Lens structure (elements/groups)Differs8/615/11
Lens typeDiffersWide zoom lensWide-angle
Lens viewing angle, horizontalKnown for one65°Unknown — not stated by the source
Focus adjustmentKnown for oneAuto/ManualUnknown — not stated by the source
Lens viewing angle, verticalKnown for one46°Unknown — not stated by the source
Lens viewing angle, diagonalDiffers75°94°
Focal length rangeKnown for one28 - 28 mmUnknown — not stated by the source
Closest focusing distanceDiffers0.23 m0.2 m
Image sensor formatKnown for oneFull frameUnknown — not stated by the source
Maximum aperture numberDiffers2.81.4
Minimum aperture numberDiffers2216
Number of diaphragm bladesDiffers711
Teleconverter/Extender compatibleKnown for oneNoUnknown — not stated by the source
Zoom capabilityDiffersYesNo
Image stabilizerKnown for oneNoUnknown — not stated by the source
Fixed focal lengthKnown for oneUnknown — not stated by the source20 mm
Number of aspheric elementsKnown for oneUnknown — not stated by the source2
Performance3 differ
AF actuatorKnown for oneSTUnknown — not stated by the source
Circular apertureKnown for oneYesUnknown — not stated by the source
Lens coating featuresDiffersSuper Spectra Coating (SSC)Air Sphere Coating (ASC), Fluorine coating, Sub-wavelength Structure Coating (SWC)
Lens colourKnown for oneBlackUnknown — not stated by the source
Lens hoodDiffersNoYes
Lens hood modelDiffersEW-55EW-73H
Maximum magnificationKnown for oneUnknown — not stated by the source0.19x
Number of Ultra-low Dispersion (UD) elementsKnown for oneUnknown — not stated by the source2
Ultrasonic motor (USM)Known for oneUnknown — not stated by the sourceYes
Lens hood shapeKnown for oneUnknown — not stated by the sourcePetal lens hood
Lens hood typeKnown for oneUnknown — not stated by the sourceRemovable lens hood
Design2 differ
DustproofDiffersNoYes
WeatherproofDiffersNoYes
Market segmentKnown for oneUnknown — not stated by the sourceProfessional
Logistics dataidentical
Country of originKnown for oneJapanUnknown — not stated by the source
Quantity per packKnown for one1 pc(s)Unknown — not stated by the source
Layers per palletKnown for one5 pc(s)Unknown — not stated by the source
Master (outer) cases per pallet layerKnown for one8 pc(s)Unknown — not stated by the source
Weight & dimensions4 differ
DiameterDiffers6.92 cm7.65 cm
Filter sizeDiffers55 mm67 mm
LengthDiffers24.7 mm99.3 mm
WeightDiffers120 g519 g
Packaging dataidentical
Package depthKnown for one150 mmUnknown — not stated by the source
Package heightKnown for one100 mmUnknown — not stated by the source
Package weightKnown for one200 gUnknown — not stated by the source
Package widthKnown for one150 mmUnknown — not stated by the source
Package typeKnown for oneBoxUnknown — not stated by the source
Packaging content1 differ
Lens cap modelDiffersE-55E-67II
Rear lens cap modelKnown for oneRFUnknown — not stated by the source
User guideKnown for oneYesUnknown — not stated by the source
Bag includedKnown for oneUnknown — not stated by the sourceYes
Bag modelKnown for oneUnknown — not stated by the sourceLP1219

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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