Compare Samyang 16mm F2 ED AS UMC CS vs Tamron 18-200mm F/3.5-6.3 vs Tamron 14-150mm F/3.5-5.8
Construction
Aperture Blades
8 blades
7 blades
7 blades, Circular Diaphragm
Colors
Black
Form Factor
Wide-Angle Prime Lens
All-in-One Zoom Lens
All-in-One Zoom Lens
Image Size
APS-C
APS-C
MFT
Lens Barrel
Physical aperture ring, Distance scale
Lens Mount
Canon EF-M-mount, Canon EF-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, Nikon F-mount, Sony A-mount
Micro Four Thirds-mount
Material
Metal barrel, metal mount
Motor
Micromotor
Stepper motor
Optical Formula | Elements
13 elements
16 elements
17 elements
Optical Formula | Groups
11 groups
14 groups
13 groups
Optical Formula | Special Glass
1 ED glass element, 1 aspheric element, 1 hybrid aspheric element groups
1 Low Dispersion glass element, 2 Anomalous Dispersion glass elements, 2 Molded-Glass Aspherical elements, 1 Hybrid Aspherical element groups
Dimensions
Filter Diameter
77 mm / 3.03 in
62 mm / 2.44 in
52 mm / 2.05 in
Size | Diameter
83 mm / 3.27 in
75 mm / 2.95 in
64 mm / 2.52 in
Size | Length
89 mm / 3.50 in
97 mm / 3.82 in
80 mm / 3.15 in
Weight
583 g / 20.60 oz
400 g / 14.13 oz
285 g / 10.07 oz
Function
Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical
77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (wide) ~ 8.3° Diagonal | 6.9° Horizontal | 4.6° Vertical (tele)
75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical (wide) ~ 8.3° Diagonal | 6.9° Horizontal | 4.6° Vertical (tele)
Aperture
f/2 ~ f/22
f/3.5–5.6 ~ f/22–40
f/3.5–5.8 ~ f/22
Autofocus
No
Yes
Yes
Crop Factor
1.5
1.5
2.0
Focal Length
16 mm
18 mm ~ 200 mm
14 mm ~ 150 mm
Focal Length (35mm Equivalent)
24.0 mm
27.0 mm ~ 300.0 mm
28.0 mm ~ 300.0 mm
Image Stabilization
No
Yes
No
Weather Resistance
Yes
Zoom Type
External zoom (zoom lock available)
Performance
Max Magnification
0.26x
Min Focus Distance
200 mm / 7.87 in
490 mm / 19.29 in
500 mm / 19.69 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2013-06-13
2015-08-06
2014-06-19
Model Name
B018
C001
Reviews
Neofiliac score
50%
60%
41%
Pros
- A bit large for an APS-C lens
- Optically stabilized
- Zoom lock prevents zoom creep
- Weather-sealed
- Versatile focal range
- Rather useful focal range
- Zoom lock prevents zoom creep
Cons
- Not the best grade of build
- Not the strongest IQ
- Only really good in the center
- Not the strongest performer
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