Product comparison · 2 lenses

Canon CN-E20-50mm T2.4 LF/FP vs Canon RF400mm F2.8 L IS USM

9specifications compared
7differ
2identical
20known for one product only

Key differences

The Canon RF400mm F2.8 L IS USM has 0.4 more maximum aperture number than the Canon CN-E20-50mm T2.4 LF/FP (2.8 vs 2.4). The Canon CN-E20-50mm T2.4 LF/FP has 2 more diaphragm blades than the Canon RF400mm F2.8 L IS USM (11 vs 9). The Canon RF400mm F2.8 L IS USM has 4.9 cm more diameter than the Canon CN-E20-50mm T2.4 LF/FP (16.3 cm vs 11.4 cm). Component for: Camcorder on the Canon CN-E20-50mm T2.4 LF/FP, SLR on the Canon RF400mm F2.8 L IS USM. Lens type: Cinema lens on the Canon CN-E20-50mm T2.4 LF/FP, Super telephoto lens on the Canon RF400mm F2.8 L IS USM.

Component for
- CN-E20-50mm T2.4 LF/FP:Camcorder
- RF400mm F2.8 L IS USM:SLR
Lens type
- CN-E20-50mm T2.4 LF/FP:Cinema lens
- RF400mm F2.8 L IS USM:Super telephoto lens
Maximum aperture number
- CN-E20-50mm T2.4 LF/FP:2.4
- RF400mm F2.8 L IS USM:2.8
Number of diaphragm blades
- CN-E20-50mm T2.4 LF/FP:11
- RF400mm F2.8 L IS USM:9
Product colour
- CN-E20-50mm T2.4 LF/FP:Black
- RF400mm F2.8 L IS USM:Black, White
Diameter
- CN-E20-50mm T2.4 LF/FP:11.4 cm
- RF400mm F2.8 L IS USM:16.3 cm
Weight
- CN-E20-50mm T2.4 LF/FP:3.3 kg
- RF400mm F2.8 L IS USM:2.89 kg

Side by side

Differences highlightedShow differences only

Comparison of CN-E20-50mm T2.4 LF/FP, RF400mm F2.8 L IS USM
29 specifications	A Canon CN-E20-50mm T2.4 LF/FP View product	B Canon RF400mm F2.8 L IS USM View product
Lens system4 differ
Component forDiffers	Camcorder	SLR
Lens structure (elements/groups)Known for one	Unknown — not stated by the source	17/13
Lens typeDiffers	Cinema lens	Super telephoto lens
Lens viewing angle, horizontalKnown for one	Unknown — not stated by the source	5.3°
Aperture range (F-F)Known for one	Unknown — not stated by the source	2.8 - 32
Lens viewing angle, verticalKnown for one	Unknown — not stated by the source	3.3°
Fixed focal lengthKnown for one	Unknown — not stated by the source	400 mm
Closest focusing distanceKnown for one	Unknown — not stated by the source	2.5 m
Maximum aperture numberDiffers	2.4	2.8
Minimum aperture numberKnown for one	Unknown — not stated by the source	32
Number of diaphragm bladesDiffers	11	9
Zoom capabilityKnown for one	Unknown — not stated by the source	Yes
Image stabilizerKnown for one	Unknown — not stated by the source	Yes
Image stabilizer number of stopsKnown for one	Unknown — not stated by the source	5.5
Focal length rangeKnown for one	20 - 50 mm	Unknown — not stated by the source
Lens mount interfaceKnown for one	Canon EF	Unknown — not stated by the source
Performanceidentical
Auto focusKnown for one	Unknown — not stated by the source	Yes
Lens coating featuresKnown for one	Unknown — not stated by the source	Air Sphere Coating (ASC), Super Spectra Coating (SSC)
Maximum magnificationKnown for one	Unknown — not stated by the source	0.17x
Ultrasonic motor (USM)Known for one	Unknown — not stated by the source	Yes
Design1 differ
Product colourDiffers	Black	Black, White
Technical detailsidentical
Viewing angleKnown for one	Unknown — not stated by the source	6.1°
Aspect ratioKnown for one	1.5:1, 1.78:1, 1.9:1	Unknown — not stated by the source
Weight & dimensions2 differ
DiameterDiffers	11.4 cm	16.3 cm
Filter sizeKnown for one	Unknown — not stated by the source	52 mm
LengthKnown for one	Unknown — not stated by the source	367 mm
WeightDiffers	3.3 kg	2.89 kg

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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