Product comparison · 2 lenses

Canon EF 16-35mm 1:2.8 L II USM + RC-6 vs Canon EF 40mm f/2.8 STM + 270EXII

Key differences

Lens structure (elements/groups)
- EF 16-35mm 1:2.8 L II USM + RC-6:16/12
- EF 40mm f/2.8 STM + 270EXII:6/4
Lens type
- EF 16-35mm 1:2.8 L II USM + RC-6:Ultra-wide lens
- EF 40mm f/2.8 STM + 270EXII:Standard lens
Lens viewing angle, diagonal
- EF 16-35mm 1:2.8 L II USM + RC-6:108.1 - 63°
- EF 40mm f/2.8 STM + 270EXII:57°
Closest focusing distance
- EF 16-35mm 1:2.8 L II USM + RC-6:0.28 m
- EF 40mm f/2.8 STM + 270EXII:0.3 m
AF actuator
- EF 16-35mm 1:2.8 L II USM + RC-6:Ring USM
- EF 40mm f/2.8 STM + 270EXII:STM
Diameter
- EF 16-35mm 1:2.8 L II USM + RC-6:8.85 cm
- EF 40mm f/2.8 STM + 270EXII:6.82 cm
Filter size
- EF 16-35mm 1:2.8 L II USM + RC-6:82 mm
- EF 40mm f/2.8 STM + 270EXII:52 mm
Length
- EF 16-35mm 1:2.8 L II USM + RC-6:111.6 mm
- EF 40mm f/2.8 STM + 270EXII:22.8 mm

Differences highlightedShow differences only

Comparison of EF 16-35mm 1:2.8 L II USM + RC-6, EF 40mm f/2.8 STM + 270EXII
22 specifications	A Canon EF 16-35mm 1:2.8 L II USM + RC-6 View product	B Canon EF 40mm f/2.8 STM + 270EXII View product
Lens system4 differ
Component for	SLR	SLR
Lens structure (elements/groups)Differs	16/12	6/4
Lens typeDiffers	Ultra-wide lens	Standard lens
Lens viewing angle, horizontalKnown for one	Unknown — not stated by the source	49°
Lens viewing angle, verticalKnown for one	Unknown — not stated by the source	34°
Fixed focal lengthKnown for one	Unknown — not stated by the source	40 mm
Lens viewing angle, diagonalDiffers	108.1 - 63°	57°
Closest focusing distanceDiffers	0.28 m	0.3 m
Lens mount interface	Canon EF	Canon EF
Maximum aperture number	22	22
Number of diaphragm blades	7	7
Image stabilizer	No	No
Focal length rangeKnown for one	16 - 35 mm	Unknown — not stated by the source
Performance1 differ
AF actuatorDiffers	Ring USM	STM
Auto focusKnown for one	Unknown — not stated by the source	Yes
Camera brands compatibilityKnown for one	Unknown — not stated by the source	Canon
CompatibilityKnown for one	Unknown — not stated by the source	EOS
Designidentical
Product colour	Black	Black
Weight & dimensions4 differ
DiameterDiffers	8.85 cm	6.82 cm
Filter sizeDiffers	82 mm	52 mm
LengthDiffers	111.6 mm	22.8 mm
WeightDiffers	640 g	130 g

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.