Compare Canon RF 28-70mm F2 vs Canon RF 100-400mm F5.6-8
Construction
Aperture Blades
9 blades
9 blades
Colors
Black
Black
Form Factor
Standard Zoom Lens
Super Telephoto Zoom Lens
Image Size
Full-Frame
Full-Frame
Lens Mount
Canon RF-mount
Canon RF-mount
Motor
Ring-type ultrasonic
Nano ultrasonic
Optical Formula | Elements
19 elements
12 elements
Optical Formula | Groups
13 groups
9 groups
Optical Formula | Special Glass
UD + aspherical elements, Air Sphere, SWC and fluorine coatings groups
1 UD + 1 aspherical element, Super Spectra Coating groups
Dimensions
Filter Diameter
95 mm / 3.74 in
67 mm / 2.64 in
Size | Diameter
104 mm / 4.09 in
165 mm / 6.50 in
Size | Length
140 mm / 5.51 in
80 mm / 3.15 in
Weight
1430 g / 50.53 oz
635 g / 22.44 oz
Function
Angle Of View
75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical (wide) ~ 34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (tele)
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical (wide) ~ 6.2° Diagonal | 5.2° Horizontal | 3.4° Vertical (tele)
Aperture
f/2 ~ f/22
f/5.6–8 ~ f/32–45
Autofocus
Yes
Yes
Focal Length
28 mm ~ 70 mm
100 mm ~ 400 mm
Focus Type
Internal
Image Stabilization
No
Yes (5.5 stops)
Weather Resistance
Yes
No
Zoom Type
External zoom
External zoom
Performance
Max Magnification
0.18x
0.41x
Min Focus Distance
390 mm / 15.35 in
880 mm / 34.65 in
Production
Accessory
Lens hood included
Debut
2018-09-05
2021-09-14
Reviews
Neofiliac score
52%
52%
Pros
- Exceptional f/2 zoom
- Superb sharpness
- Weather-sealed
- Versatile multi-control ring
- Optically stabilized
- Very useful focal range
- Good image quality
Cons
- Large and heavy
- External zoom without zoom lock
- Dark maximum aperture
- Large diameter
- External zoom without zoom lock
- Lacks weather sealing
- Not the highest level of construction
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