Compare Samyang 135mm F2.0 ED UMC vs SIGMA 18-50mm F2.8 DC DN vs SIGMA 30mm F1.4 DC DN
Variants
E-mount
EF-M
L-mount
MFT
Construction
Aperture Blades
9 blades
7 blades, Rounded blades
9 blades, Rounded blades
Colors
Black
Black
Form Factor
Medium Telephoto Prime Lens
Standard Zoom Lens
Normal Prime Lens
Image Size
Full-Frame
APS-C
APS-C
Lens Barrel
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
Leica L-mount, Sony E-mount
Motor
Stepper motor
Stepper motor
Optical Formula | Elements
11 elements
13 elements
9 elements
Optical Formula | Groups
7 groups
10 groups
7 groups
Optical Formula | Special Glass
1 ED element, Ultra Multi Coating groups
1 Super Low Dispersion and 3 aspherical elements groups
1 aspherical and 1 double-sided aspherical groups
Dimensions
Filter Diameter
77 mm / 3.03 in
55 mm / 2.17 in
52 mm / 2.05 in
Size | Diameter
82 mm / 3.23 in
65 mm / 2.56 in
65 mm / 2.56 in
Size | Length
122 mm / 4.80 in
75 mm / 2.95 in
Weight
830 g / 29.33 oz
290 g / 10.25 oz
Function
Angle Of View
18.2° Diagonal | 15.2° Horizontal | 10.2° Vertical
77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (wide) ~ 32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical (tele)
Aperture
f/2 ~ f/22
f/2.8 ~ f/22
f/1.4 ~ f/16
Autofocus
No
Yes
Crop Factor
1.5
Focal Length
135 mm
18 mm ~ 50 mm
30 mm
Focal Length (35mm Equivalent)
27.0 mm ~ 75.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes
Yes
Zoom Type
External zoom
Performance
Max Magnification
0.14x
Min Focus Distance
800 mm / 31.50 in
120 mm / 4.72 in
300 mm / 11.81 in
Production
Accessory
Lens hood included
Lens Hood: LH582-02 (supplied)
Lens Hood: LH586-01, supplied
Debut
2015-01-12
2021-10-19
Made In
Japan
Japan
Reviews
Neofiliac score
50%
55%
Pros
- Smooth rendering
- Good resolution
- Constant f/2.8 aperture
- Very sharp wide open
- Dust and splash protection
- Compact and light
- Fast autofocus
- Wide angle of view
- Fast and silent
Cons
- On the heavy side
- Lacks weather sealing
- Hard to MF at this focal length
- External zoom without zoom lock
- Not stabilized
- Difficult to upgrade firmware to V3
- Distorsion is visible in video
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