Product comparison · 2 lenses

Canon RF 50mm F1.4L VCM vs Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE

27specifications compared
19differ
8identical
25known for one product only

Key differences

The Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE has 104° more lens viewing angle, horizontal than the Canon RF 50mm F1.4L VCM (144° vs 40°). The Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE has 117° more lens viewing angle, vertical than the Canon RF 50mm F1.4L VCM (144° vs 27°). The Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE has 98° more lens viewing angle, diagonal than the Canon RF 50mm F1.4L VCM (144° vs 46°). Only the Canon RF 50mm F1.4L VCM has dustproof. Only the Canon RF 50mm F1.4L VCM has moisture-resistant.

Lens structure (elements/groups)
- RF 50mm F1.4L VCM:14/11
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:11/8
Lens type
- RF 50mm F1.4L VCM:Standard zoom lens
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:Wide fish-eye lens
Lens viewing angle, horizontal
- RF 50mm F1.4L VCM:40°
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:144°
Lens viewing angle, vertical
- RF 50mm F1.4L VCM:27°
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:144°
Lens viewing angle, diagonal
- RF 50mm F1.4L VCM:46°
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:144°
Closest focusing distance
- RF 50mm F1.4L VCM:0.4 m
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:0.2 m
Image sensor format
- RF 50mm F1.4L VCM:Full frame
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:APS-C
Maximum aperture number
- RF 50mm F1.4L VCM:1.4
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:3.5

Side by side

Differences highlightedShow differences only

Comparison of RF 50mm F1.4L VCM, RF-S 3.9mm F3.5 STM DUAL FISHEYE
52 specifications	A Canon RF 50mm F1.4L VCM View product	B Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE View product
Lens system9 differ
Lens structure (elements/groups)Differs	14/11	11/8
Lens typeDiffers	Standard zoom lens	Wide fish-eye lens
Lens viewing angle, horizontalDiffers	40°	144°
Focus adjustmentKnown for one	Auto/Manual	Unknown — not stated by the source
Lens viewing angle, verticalDiffers	27°	144°
Fixed focal lengthKnown for one	50 mm	Unknown — not stated by the source
Lens viewing angle, diagonalDiffers	46°	144°
Closest focusing distanceDiffers	0.4 m	0.2 m
Image sensor formatDiffers	Full frame	APS-C
Maximum aperture numberDiffers	1.4	3.5
Number of aspheric elementsKnown for one	2	Unknown — not stated by the source
Number of diaphragm bladesDiffers	11	7
Teleconverter/Extender compatibleKnown for one	No	Unknown — not stated by the source
Zoom capabilityKnown for one	No	Unknown — not stated by the source
Image stabilizerKnown for one	Yes	Unknown — not stated by the source
Image stabilizer typeKnown for one	In-Body Image Stabilization (IBIS), Optical Image Stabilization (OIS)	Unknown — not stated by the source
Image stabilizer number of stops (IBIS x OIS)Known for one	8.5	Unknown — not stated by the source
Performance4 differ
AF actuatorDiffers	Nano USM, VCM	STM
Auto focusKnown for one	Yes	Unknown — not stated by the source
Circular apertureKnown for one	Yes	Unknown — not stated by the source
Lens coating featuresDiffers	Air Sphere Coating (ASC), Super Spectra Coating (SSC)	Air Sphere Coating (ASC)
Manual focusKnown for one	Yes	Unknown — not stated by the source
Maximum magnificationDiffers	0.15x	0.03x
Number of Ultra-low Dispersion (UD) elementsDiffers	1	2
Ultrasonic motor (USM)Known for one	Yes	Unknown — not stated by the source
Lens hoodKnown for one	Yes	Unknown — not stated by the source
Lens hood typeKnown for one	Removable lens hood	Unknown — not stated by the source
Lens hood modelKnown for one	ES-73	Unknown — not stated by the source
CompatibilityKnown for one	Unknown — not stated by the source	EOS R7
Design2 differ
Mounting typeKnown for one	Bayonet	Unknown — not stated by the source
DustproofDiffers	Yes	No
Moisture-resistantDiffers	Yes	No
Logistics dataidentical
Layers per palletKnown for one	3 pc(s)	Unknown — not stated by the source
Weight & dimensions4 differ
DiameterDiffers	7.65 cm	11.2 cm
Filter sizeDiffers	67 mm	30.5 mm
LengthDiffers	99.3 mm	54.6 mm
WeightDiffers	580 g	290 g
Extended lengthKnown for one	Unknown — not stated by the source	8.37 cm
Packaging dataidentical
Package depthKnown for one	137 mm	Unknown — not stated by the source
Package heightKnown for one	265 mm	Unknown — not stated by the source
Package weightKnown for one	960 g	Unknown — not stated by the source
Package widthKnown for one	137 mm	Unknown — not stated by the source
Packaging contentidentical
Lens cap modelKnown for one	E-67II	Unknown — not stated by the source
Rear lens cap modelKnown for one	RF	Unknown — 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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