Compare Canon RF 800mm F11 vs Fujifilm GF 250mm F4 vs Fujifilm GF 35-70mm F4.5-5.6
Construction
Aperture Blades
9 blades
9 blades
Colors
Black
Black
Black
Form Factor
Super Telephoto Prime Lens
Medium Telephoto Prime Lens
Zoom Lens
Image Size
Full-Frame
Medium Format (44x33)
Medium Format (44x33)
Lens Barrel
Physical aperture ring, Tripod collar
Lens Mount
Canon RF-mount
Fujifilm G-mount
Fujifilm G-mount
Material
Magnesium alloy
Motor
Stepper motor
Linear Motor
Stepper motor
Optical Formula | Elements
11 elements
16 elements
11 elements
Optical Formula | Groups
8 groups
10 groups
9 groups
Optical Formula | Special Glass
Gapless double-layer diffractive optics groups
1 Super ED + 2 ED elements groups
1 aspherical + 2 ED groups
Dimensions
Filter Diameter
95 mm / 3.74 in
82 mm / 3.23 in
62 mm / 2.44 in
Size | Diameter
102 mm / 4.02 in
108 mm / 4.25 in
85 mm / 3.35 in
Size | Length
352 mm / 13.86 in
204 mm / 8.03 in
74 mm / 2.91 in
Weight
1260 g / 44.52 oz
1425 g / 50.35 oz
390 g / 13.78 oz
Function
Angle Of View
3.1° Diagonal | 2.6° Horizontal | 1.7° Vertical
12.5° Diagonal | 10.4° Horizontal | 7.0° Vertical
76.1° Diagonal | 66.1° Horizontal | 46.9° Vertical (wide) ~ 42.8° Diagonal | 36.1° Horizontal | 24.5° Vertical (tele)
Aperture
f/11 ~ f/11
f/4 ~ f/32
f/4.5–5.6 ~ f/32
Autofocus
Yes
Yes
Yes
Crop Factor
0.8
0.8
Focal Length
800 mm
250 mm
35 mm ~ 70 mm
Focal Length (35mm Equivalent)
197.5 mm
27.7 mm ~ 55.3 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
Yes (4 stops)
Yes (5 stops)
No
Weather Resistance
No
Yes
Yes
Zoom Type
External zoom
Performance
Max Magnification
0.14x
0.22x
0.28x
Min Focus Distance
6000 mm / 236.22 in
1400 mm / 55.12 in
350 mm / 13.78 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2020-07-09
2018-04-12
2021-09-02
Reviews
Neofiliac score
35%
62%
71%
Pros
- Optically stabilized
- 800mm reach for less than $1k
- Relatively lightweight
- Collapsible design saves space
- Superb image quality
- Optically stabilized
- Weather-sealed
- Comes with physical aperture ring
- Comes with a tripod collar
- The longest lens on G-mount
- Superb image quality
- Weather-sealed
- Smart collapsible design
Cons
- Very dark maximum aperture
- Lacks weather sealing
- Not the most solid construction
- Not compatible with teleconverters
- Large and heavy
- Dark and variable maximum aperture
- External zoom without zoom lock
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