Compare Canon RF 800mm F5.6L vs Canon RF 100-400mm F5.6-8
Construction
Aperture Blades
9 blades, Rounded blades
9 blades
Colors
Black
Form Factor
Super Telephoto Prime Lens
Super Telephoto Zoom Lens
Image Size
Full-Frame
Full-Frame
Lens Barrel
Tripod collar
Lens Mount
Canon RF-mount
Canon RF-mount
Motor
Ring-type ultrasonic
Nano ultrasonic
Optical Formula | Elements
26 elements
12 elements
Optical Formula | Groups
18 groups
9 groups
Optical Formula | Special Glass
2 Fluorite, 1 Super UD, 1 UD (Ultra-low Dispersion). groups
1 UD + 1 aspherical element, Super Spectra Coating groups
Dimensions
Filter Diameter
52 mm / 2.05 in
67 mm / 2.64 in
Size | Diameter
163 mm / 6.42 in
165 mm / 6.50 in
Size | Length
432 mm / 17.01 in
80 mm / 3.15 in
Weight
3140 g / 110.95 oz
635 g / 22.44 oz
Function
Angle Of View
3.1° Diagonal | 2.6° Horizontal | 1.7° Vertical
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical (wide) ~ 6.2° Diagonal | 5.2° Horizontal | 3.4° Vertical (tele)
Aperture
f/5.6 ~ f/64
f/5.6–8 ~ f/32–45
Autofocus
Yes
Yes
Focal Length
800 mm
100 mm ~ 400 mm
Focus Type
Internal
Image Stabilization
Yes (4 stops)
Yes (5.5 stops)
Weather Resistance
Yes
No
Zoom Type
External zoom
Performance
Max Magnification
0.34x
0.41x
Min Focus Distance
2600 mm / 102.36 in
880 mm / 34.65 in
Production
Accessory
Lens Hood: ET-155 (supplied), Short lens hood (ET-155B)
Lens hood included
Debut
2022-02-24
2021-09-14
Reviews
Neofiliac score
90%
52%
Pros
- Optically stabilized
- Weather-sealed
- Comes with a tripod collar
- Superb build quality
- Very fast autofocus
- Optically stabilized
- Very useful focal range
- Good image quality
Cons
- Too expensive
- Dark maximum aperture
- Large diameter
- External zoom without zoom lock
- Lacks weather sealing
- Not the highest level of construction
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