Compare Sigma 14mm F1.8 DG HSM vs Leica TL 18mm F2.8
Construction
Aperture Blades
9 blades
Colors
Black
Silver, black
Form Factor
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Image Size
Full-Frame
APS-C
Lens Barrel
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount, Sony E-mount, Leica L-mount
Leica L-mount
Material
Anodized aluminum
Motor
Ring-type ultrasonic
Optical Formula | Elements
16 elements
8 elements
Optical Formula | Groups
11 groups
6 groups
Optical Formula | Special Glass
Three FLD and four SLD elements groups
Dimensions
Filter Diameter
39 mm / 1.54 in
Size | Diameter
95 mm / 3.74 in
61 mm / 2.40 in
Size | Length
126 mm / 4.96 in
21 mm / 0.83 in
Weight
1170 g / 41.34 oz
80 g / 2.83 oz
Function
Angle Of View
114.2° Diagonal | 104.3° Horizontal | 81.2° Vertical
77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical
Aperture
f/1.8 ~ f/16
f/2.8 ~ f/16
Autofocus
Yes
Yes
Crop Factor
1.5
Focal Length
14 mm
18 mm
Focal Length (35mm Equivalent)
27.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
Performance
Max Magnification
0.1x
0.07x
Min Focus Distance
270 mm / 10.63 in
300 mm / 11.81 in
Production
Accessory
Lens hood included
Lens hood sold separately
Debut
2017-02-21
2017-11-21
Made In
Japan
Germany
Reviews
Neofiliac score
55%
61%
Pros
- Excellent image quality
- Very well built
- Compact and lightweight
Cons
- Notable comatic aberration
- Very large and heavy
- Lacks front filter thread
- Lens hood not included
- Low maximum magnification
- Lacks weather sealing
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