Compare Samyang 135mm F2.0 ED UMC vs Laowa 100mm f/2.8 2X Ultra Macro vs Canon RF 24-70mm F2.8
Construction
Aperture Blades
9 blades
13 blades, Nikon and Pentax mounts have 7 aperture blades.
9 blades
Colors
Black
Form Factor
Medium Telephoto Prime Lens
Short Telephoto Prime Lens
Standard Zoom Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Canon EF-mount, Canon EF-M-mount, Micro Four Thirds-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount
Canon EF-mount, Canon RF-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony E-mount
Canon RF-mount
Material
Magnesium alloy
Motor
Nano ultrasonic
Optical Formula | Elements
11 elements
12 elements
21 elements
Optical Formula | Groups
7 groups
10 groups
15 groups
Optical Formula | Special Glass
1 ED element, Ultra Multi Coating groups
3 aspherical + 3 UD elements groups
Dimensions
Filter Diameter
77 mm / 3.03 in
67 mm / 2.64 in
82 mm / 3.23 in
Size | Diameter
82 mm / 3.23 in
72 mm / 2.83 in
89 mm / 3.50 in
Size | Length
122 mm / 4.80 in
125 mm / 4.92 in
126 mm / 4.96 in
Weight
830 g / 29.33 oz
638 g / 22.54 oz
900 g / 31.80 oz
Function
Angle Of View
18.2° Diagonal | 15.2° Horizontal | 10.2° Vertical
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (tele)
Aperture
f/2 ~ f/22
f/2.8 ~ f/22
f/2.8
Autofocus
No
No
Yes
Focal Length
135 mm
100 mm
24 mm ~ 70 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
Yes (5 stops)
Weather Resistance
No
No
Yes
Zoom Type
External zoom
Performance
Max Magnification
2x
0.3x
Min Focus Distance
800 mm / 31.50 in
250 mm / 9.84 in
210 mm / 8.27 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2015-01-12
2018-04-20
2019-02-14
Made In
China
Reviews
Neofiliac score
50%
59%
71%
Pros
- Smooth rendering
- Good resolution
- High 2x maximum magnification
- Apochromatic design
- Useful f/2.8 aperture
- Optically stabilized (as opposed to the competition)
- Weather-sealed
Cons
- On the heavy side
- Lacks weather sealing
- Hard to MF at this focal length
- Lacks weather sealing
- Quite long, though not expectedly so
- On the heavy side
- External zoom without zoom lock
- Not as solid as older Canon L lenses
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