Product comparison · 2 lenses

Canon RF 135mm F1.8 L IS USM vs Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE

25specifications compared
18differ
7identical
36known for one product only

Key differences

The Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE has 129° more lens viewing angle, horizontal than the Canon RF 135mm F1.8 L IS USM (144° vs 15°). The Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE has 134° more lens viewing angle, vertical than the Canon RF 135mm F1.8 L IS USM (144° vs 10°). The Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE has 126° more lens viewing angle, diagonal than the Canon RF 135mm F1.8 L IS USM (144° vs 18°). Only the Canon RF 135mm F1.8 L IS USM has dustproof. Lens structure (elements/groups): 17/12 on the Canon RF 135mm F1.8 L IS USM, 11/8 on the Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE.

Lens structure (elements/groups)
- RF 135mm F1.8 L IS USM:17/12
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:11/8
Lens type
- RF 135mm F1.8 L IS USM:Telephoto zoom lens
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:Wide fish-eye lens
Lens viewing angle, horizontal
- RF 135mm F1.8 L IS USM:15°
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:144°
Lens viewing angle, vertical
- RF 135mm F1.8 L IS USM:10°
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:144°
Lens viewing angle, diagonal
- RF 135mm F1.8 L IS USM:18°
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:144°
Closest focusing distance
- RF 135mm F1.8 L IS USM:0.7 m
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:0.2 m
Image sensor format
- RF 135mm F1.8 L IS USM:Full frame
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:APS-C
Maximum aperture number
- RF 135mm F1.8 L IS USM:1.8
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:3.5

Side by side

Differences highlightedShow differences only

Comparison of RF 135mm F1.8 L IS USM, RF-S 3.9mm F3.5 STM DUAL FISHEYE
61 specifications	A Canon RF 135mm F1.8 L IS USM View product	B Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE View product
Lens system10 differ
Component for	MILC	MILC
Lens structure (elements/groups)Differs	17/12	11/8
Lens typeDiffers	Telephoto zoom lens	Wide fish-eye lens
Lens viewing angle, horizontalDiffers	15°	144°
Focus adjustmentKnown for one	Auto/Manual	Unknown — not stated by the source
Lens viewing angle, verticalDiffers	10°	144°
Fixed focal lengthKnown for one	135 mm	Unknown — not stated by the source
Lens viewing angle, diagonalDiffers	18°	144°
Focal length rangeKnown for one	35 - 135 mm	Unknown — not stated by the source
Closest focusing distanceDiffers	0.7 m	0.2 m
Control ring	Yes	Yes
Image sensor formatDiffers	Full frame	APS-C
Lens mount interface	Canon RF	Canon RF
Macro ratioKnown for one	1:4	Unknown — not stated by the source
Maximum aperture numberDiffers	1.8	3.5
Minimum aperture numberDiffers	22	16
Number of aspheric elementsKnown for one	0	Unknown — not stated by the source
Number of diaphragm bladesDiffers	9	7
Teleconverter/Extender compatibleKnown for one	No	Unknown — not stated by the source
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Image stabilizerKnown for one	Yes	Unknown — not stated by the source
Image stabilizer typeKnown for one	Optical Image Stabilization (OIS)	Unknown — not stated by the source
Image stabilizer number of stopsKnown for one	6.5	Unknown — not stated by the source
Image stabilizer number of stops (OIS)Known for one	5.5	Unknown — not stated by the source
Image stabilizer number of stops (IBIS x OIS)Known for one	8	Unknown — not stated by the source
Performance3 differ
AF actuatorDiffers	USM	STM
Auto focusKnown for one	Yes	Unknown — not stated by the source
Camera brands compatibility	Canon	Canon
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)
Lens colourKnown for one	Black	Unknown — not stated by the source
Manual focusKnown for one	Yes	Unknown — not stated by the source
Number of Ultra-low Dispersion (UD) elementsDiffers	3	2
Lens hoodKnown for one	Yes	Unknown — not stated by the source
Lens hood modelKnown for one	ET-88B	Unknown — not stated by the source
CompatibilityKnown for one	Unknown — not stated by the source	EOS R7
Maximum magnificationKnown for one	Unknown — not stated by the source	0.03x
Design1 differ
Product colour	Black	Black
Mounting typeKnown for one	Bayonet	Unknown — not stated by the source
DustproofDiffers	Yes	No
WeatherproofKnown for one	Yes	Unknown — not stated by the source
Moisture-resistantKnown for one	Unknown — not stated by the source	No
Logistics dataidentical
Country of originKnown for one	Japan	Unknown — not stated by the source
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Layers per palletKnown for one	3 pc(s)	Unknown — not stated by the source
Master (outer) cases per pallet layerKnown for one	6 pc(s)	Unknown — not stated by the source
Weight & dimensions4 differ
DiameterDiffers	8.92 cm	11.2 cm
Filter sizeDiffers	82 mm	30.5 mm
LengthDiffers	133 mm	54.6 mm
WeightDiffers	940 g	290 g
Extended lengthKnown for one	Unknown — not stated by the source	8.37 cm
Packaging dataidentical
Package depthKnown for one	300 mm	Unknown — not stated by the source
Package heightKnown for one	250 mm	Unknown — not stated by the source
Package volumeKnown for one	4842 cm³	Unknown — not stated by the source
Package weightKnown for one	1.1 kg	Unknown — not stated by the source
Package widthKnown for one	250 mm	Unknown — not stated by the source
Packaging contentidentical
Lens cap included	Yes	Yes
Lens cap modelKnown for one	E-82 II	Unknown — not stated by the source
Rear lens cap included	Yes	Yes
Rear lens cap modelKnown for one	RF	Unknown — not stated by the source
User guideKnown for one	Yes	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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