Product comparison · 2 lenses

Canon RF 7-14mm F2.8-3.5L FISHEYE STM vs Canon RF-S 7.8 mm F4 STM Dual

27specifications compared
17differ
10identical
25known for one product only

Key differences

The Canon RF-S 7.8 mm F4 STM Dual has 0.5 more maximum aperture number than the Canon RF 7-14mm F2.8-3.5L FISHEYE STM (4 vs 3.5). The Canon RF-S 7.8 mm F4 STM Dual has 13.2 more minimum aperture number than the Canon RF 7-14mm F2.8-3.5L FISHEYE STM (16 vs 2.8). The Canon RF 7-14mm F2.8-3.5L FISHEYE STM has 2 more diaphragm blades than the Canon RF-S 7.8 mm F4 STM Dual (9 vs 7). Only the Canon RF 7-14mm F2.8-3.5L FISHEYE STM has zoom capability. Only the Canon RF 7-14mm F2.8-3.5L FISHEYE STM has dustproof.

Component for
- RF 7-14mm F2.8-3.5L FISHEYE STM:SLR
- RF-S 7.8 mm F4 STM Dual:MILC
Lens structure (elements/groups)
- RF 7-14mm F2.8-3.5L FISHEYE STM:16/11
- RF-S 7.8 mm F4 STM Dual:9/7
Lens type
- RF 7-14mm F2.8-3.5L FISHEYE STM:Wide fish-eye lens
- RF-S 7.8 mm F4 STM Dual:Stereoscopic lens
Lens viewing angle, horizontal
- RF 7-14mm F2.8-3.5L FISHEYE STM:190 - 149°
- RF-S 7.8 mm F4 STM Dual:63°
Lens viewing angle, vertical
- RF 7-14mm F2.8-3.5L FISHEYE STM:190 - 99°
- RF-S 7.8 mm F4 STM Dual:63°
Lens viewing angle, diagonal
- RF 7-14mm F2.8-3.5L FISHEYE STM:190 - 180°
- RF-S 7.8 mm F4 STM Dual:63°
Image sensor format
- RF 7-14mm F2.8-3.5L FISHEYE STM:Full frame
- RF-S 7.8 mm F4 STM Dual:APS-C
Maximum aperture number
- RF 7-14mm F2.8-3.5L FISHEYE STM:3.5
- RF-S 7.8 mm F4 STM Dual:4

Side by side

Differences highlightedShow differences only

Comparison of RF 7-14mm F2.8-3.5L FISHEYE STM, RF-S 7.8 mm F4 STM Dual
52 specifications	A Canon RF 7-14mm F2.8-3.5L FISHEYE STM View product	B Canon RF-S 7.8 mm F4 STM Dual View product
Lens system11 differ
Component forDiffers	SLR	MILC
Lens structure (elements/groups)Differs	16/11	9/7
Lens typeDiffers	Wide fish-eye lens	Stereoscopic lens
Lens viewing angle, horizontalDiffers	190 - 149°	63°
Aperture range (F-F)Known for one	22 - 29	Unknown — not stated by the source
Lens viewing angle, verticalDiffers	190 - 99°	63°
Lens viewing angle, diagonalDiffers	190 - 180°	63°
Closest focusing distance	0.15 m	0.15 m
Control ring	Yes	Yes
Image sensor formatDiffers	Full frame	APS-C
Lens mount interface	Canon RF	Canon RF
Maximum aperture numberDiffers	3.5	4
Minimum aperture numberDiffers	2.8	16
Number of aspheric elementsKnown for one	2	Unknown — not stated by the source
Number of diaphragm bladesDiffers	9	7
Zoom capabilityDiffers	Yes	No
Zoom typeKnown for one	Turn	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	7	Unknown — not stated by the source
Focus adjustmentKnown for one	Unknown — not stated by the source	Auto/Manual
Fixed focal lengthKnown for one	Unknown — not stated by the source	7.8 mm
Performance2 differ
AF actuator	STM	STM
Auto focus	Yes	Yes
Camera brands compatibility	Canon	Canon
Lens coating featuresDiffers	Fluorine coating, Super Spectra Coating (SSC), Air Sphere Coating (ASC)	Super Spectra Coating (SSC)
Manual focus	Yes	Yes
Maximum magnificationDiffers	3.35x	0.07x
Number of Ultra-low Dispersion (UD) elementsKnown for one	5	Unknown — not stated by the source
Lens hoodKnown for one	Yes	Unknown — not stated by the source
Lens hood shapeKnown for one	Petal lens hood	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	EW-76	Unknown — not stated by the source
Design1 differ
Market segmentKnown for one	Professional	Unknown — not stated by the source
Product colour	Black	Black
Mounting type	Bayonet	Bayonet
DustproofDiffers	Yes	No
Moisture-resistantKnown for one	Unknown — not stated by the source	No
Technical detailsidentical
Warranty periodKnown for one	2 year(s)	Unknown — not stated by the source
Weight & dimensions3 differ
DiameterDiffers	7.61 m	6.92 cm
LengthDiffers	109.4 mm	41.5 mm
WeightDiffers	476 g	130 g
Filter sizeKnown for one	Unknown — not stated by the source	58 mm
Packaging contentidentical
Lens cap included	Yes	Yes
Soft travel pouchKnown for one	Yes	Unknown — not stated by the source
Lens cap modelKnown for one	Unknown — not stated by the source	E-58II
Rear lens cap includedKnown for one	Unknown — not stated by the source	Yes
Rear lens cap modelKnown for one	Unknown — not stated by the source	RF
Logistics dataidentical
Layers per palletKnown for one	Unknown — not stated by the source	5 pc(s)
Packaging dataidentical
Package depthKnown for one	Unknown — not stated by the source	110 mm
Package heightKnown for one	Unknown — not stated by the source	132 mm
Package weightKnown for one	Unknown — not stated by the source	272 g
Package widthKnown for one	Unknown — not stated by the source	110 mm

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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