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Product comparison · 2 lenses

Canon RF400mm F2.8 L IS USM vs Dahua Technology PFL1640-L12PE IP Camera Black

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  • 10specifications compared
  • 9differ
  • 1identical
  • 26known for one product only

Key differences

The Dahua Technology PFL1640-L12PE IP Camera Black has 44.8° more lens viewing angle, horizontal than the Canon RF400mm F2.8 L IS USM (50.1° vs 5.3°). The Dahua Technology PFL1640-L12PE IP Camera Black has 31.1° more lens viewing angle, vertical than the Canon RF400mm F2.8 L IS USM (34.4° vs 3.3°). The Canon RF400mm F2.8 L IS USM has 1 m more closest focusing distance than the Dahua Technology PFL1640-L12PE IP Camera Black (2.5 m vs 1.5 m). Component for: SLR on the Canon RF400mm F2.8 L IS USM, IP Camera on the Dahua Technology PFL1640-L12PE IP Camera Black. Aperture range (F-F): 2.8 - 32 on the Canon RF400mm F2.8 L IS USM, 1.4 - 1.4 on the Dahua Technology PFL1640-L12PE IP Camera Black.

  • Component for
    • SLR
    • IP Camera
  • Lens viewing angle, horizontal
    • 5.3°
    • 50.1°
  • Aperture range (F-F)
    • 2.8 - 32
    • 1.4 - 1.4
  • Lens viewing angle, vertical
    • 3.3°
    • 34.4°
  • Closest focusing distance
    • 2.5 m
    • 1.5 m
  • Maximum aperture number
    • 2.8
    • 1.4
  • Minimum aperture number
    • 32
    • 1.4
  • Product colour
    • Black, White
    • Black

Side by side

Differences highlightedShow differences only
36 specifications
A

Canon

RF400mm F2.8 L IS USMView product
B

Dahua Technology

PFL1640-L12PE IP Camera Black

Model PFL1640-L12PE

View product
Lens system7 differ
Component forDiffersSLRIP Camera
Lens structure (elements/groups)Known for one17/13
Lens typeKnown for oneSuper telephoto lens
Lens viewing angle, horizontalDiffers5.3°50.1°
Aperture range (F-F)Differs2.8 - 321.4 - 1.4
Lens viewing angle, verticalDiffers3.3°34.4°
Fixed focal lengthKnown for one400 mm
Closest focusing distanceDiffers2.5 m1.5 m
Maximum aperture numberDiffers2.81.4
Minimum aperture numberDiffers321.4
Number of diaphragm bladesKnown for one9
Image stabilizerKnown for oneYes
Image stabilizer number of stopsKnown for one5.5
Lens viewing angle, diagonalKnown for one60.3°
Focal length rangeKnown for one16 - 40 mm
Lens mount interfaceKnown for oneC mount
Performanceidentical
Auto focusKnown for oneYes
Camera brands compatibilityKnown for oneCanon
Lens coating featuresKnown for oneAir Sphere Coating (ASC), Super Spectra Coating (SSC)
Maximum magnificationKnown for one0.17x
Ultrasonic motor (USM)Known for oneYes
Operating temperature (T-T)Known for one-40 - 70 °C
Design1 differ
Product colourDiffersBlack, WhiteBlack
MaterialKnown for oneMetal
Technical detailsidentical
Viewing angleKnown for one6.1°
Total megapixelsKnown for one12 MP
Weight & dimensions1 differ
DiameterKnown for one16.3 cm
Filter sizeKnown for one52 mm
LengthKnown for one367 mm
WeightDiffers2.89 kg709 g
Packaging contentidentical
Lens cap includedKnown for oneYes
Packaging dataidentical
Package depthKnown for one345 mm
Package heightKnown for one250 mm
Package weightKnown for one815 g
Package widthKnown for one615 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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