Product comparison · 2 lenses

Canon RF-S 18-45 mm f4.5-6.3 IS STM vs Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE

19specifications compared
12differ
7identical
23known for one product only

Key differences

The Canon RF-S 18-45 mm f4.5-6.3 IS STM has 1 more maximum aperture number than the Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE (4.5 vs 3.5). The Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE has 9.7 more minimum aperture number than the Canon RF-S 18-45 mm f4.5-6.3 IS STM (16 vs 6.3). The Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE has 4.3 cm more diameter than the Canon RF-S 18-45 mm f4.5-6.3 IS STM (11.2 cm vs 6.9 cm). Lens structure (elements/groups): 7/7 on the Canon RF-S 18-45 mm f4.5-6.3 IS STM, 11/8 on the Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE. Lens type: Standard zoom lens on the Canon RF-S 18-45 mm f4.5-6.3 IS STM, Wide fish-eye lens on the Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE.

Lens structure (elements/groups)
- RF-S 18-45 mm f4.5-6.3 IS STM:7/7
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:11/8
Lens type
- RF-S 18-45 mm f4.5-6.3 IS STM:Standard zoom lens
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:Wide fish-eye lens
Lens viewing angle, horizontal
- RF-S 18-45 mm f4.5-6.3 IS STM:64° 30'- 28° 20'
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:144°
Lens viewing angle, vertical
- RF-S 18-45 mm f4.5-6.3 IS STM:45° 30' - 19° 05'
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:144°
Lens viewing angle, diagonal
- RF-S 18-45 mm f4.5-6.3 IS STM:74° 20'- 33° 40'
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:144°
Maximum aperture number
- RF-S 18-45 mm f4.5-6.3 IS STM:4.5
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:3.5
Minimum aperture number
- RF-S 18-45 mm f4.5-6.3 IS STM:6.3
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:16
Lens coating features
- RF-S 18-45 mm f4.5-6.3 IS STM:Super Spectra Coating (SSC)
- RF-S 3.9mm F3.5 STM DUAL FISHEYE:Air Sphere Coating (ASC)

Side by side

Differences highlightedShow differences only

Comparison of RF-S 18-45 mm f4.5-6.3 IS STM, RF-S 3.9mm F3.5 STM DUAL FISHEYE
42 specifications	A Canon RF-S 18-45 mm f4.5-6.3 IS STM View product	B Canon RF-S 3.9mm F3.5 STM DUAL FISHEYE View product
Lens system7 differ
Component for	MILC	MILC
Lens structure (elements/groups)Differs	7/7	11/8
Lens typeDiffers	Standard zoom lens	Wide fish-eye lens
Lens viewing angle, horizontalDiffers	64° 30'- 28° 20'	144°
Lens viewing angle, verticalDiffers	45° 30' - 19° 05'	144°
Lens viewing angle, diagonalDiffers	74° 20'- 33° 40'	144°
Focal length rangeKnown for one	18 - 45 mm	Unknown — not stated by the source
Image sensor format	APS-C	APS-C
Lens mount interface	Canon RF	Canon RF
Maximum aperture numberDiffers	4.5	3.5
Maximum focal length (35mm film equiv)Known for one	72 mm	Unknown — not stated by the source
Minimum aperture numberDiffers	6.3	16
Minimum focal length (35mm film equiv)Known for one	29 mm	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
Closest focusing distanceKnown for one	Unknown — not stated by the source	0.2 m
Control ringKnown for one	Unknown — not stated by the source	Yes
Number of diaphragm bladesKnown for one	Unknown — not stated by the source	7
Performance1 differ
Auto focusKnown for one	Yes	Unknown — not stated by the source
Camera brands compatibility	Canon	Canon
Lens coating featuresDiffers	Super Spectra Coating (SSC)	Air Sphere Coating (ASC)
AF actuatorKnown for one	Unknown — not stated by the source	STM
CompatibilityKnown for one	Unknown — not stated by the source	EOS R7
Maximum magnificationKnown for one	Unknown — not stated by the source	0.03x
Number of Ultra-low Dispersion (UD) elementsKnown for one	Unknown — not stated by the source	2
Designidentical
Product colour	Black	Black
DustproofKnown for one	Unknown — not stated by the source	No
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
Weight & dimensions4 differ
DiameterDiffers	6.9 cm	11.2 cm
Filter sizeDiffers	49 mm	30.5 mm
LengthDiffers	44.3 mm	54.6 mm
WeightDiffers	130 g	290 g
Extended lengthKnown for one	Unknown — not stated by the source	8.37 cm
Packaging dataidentical
Package depthKnown for one	150 mm	Unknown — not stated by the source
Package heightKnown for one	100 mm	Unknown — not stated by the source
Package weightKnown for one	200 g	Unknown — not stated by the source
Package widthKnown for one	150 mm	Unknown — not stated by the source
Packaging contentidentical
Lens cap included	Yes	Yes
Lens cap modelKnown for one	E-49	Unknown — not stated by the source
Rear lens cap included	Yes	Yes

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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