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Viltrox AF 135mm f/1.8 LAB vs Sigma 135mm f/1.4 DG Art

Both are Sony E lenses for full frame. Here is what actually differs.

Pick the Viltrox AF 135mm f/1.8 LAB if

  • You want the lighter lens to carry: 185 g lighter (1235 g vs 1420 g)
  • You shoot close-ups: it focuses down to 0.72 m vs 1.1 m
  • You want bigger close-ups: 0.25× vs 0.15× maximum magnification

Pick the Sigma 135mm f/1.4 DG Art if

  • You need ⅔ stop more light for low light or background blur (f/1.4 vs f/1.8)
  • You care about the shape of out-of-focus highlights: 13 aperture blades vs 11

Spec differences

14 differences
Specifications that differ between the Viltrox AF 135mm f/1.8 LAB and the Sigma 135mm f/1.4 DG Art
Viltrox AF 135mm f/1.8 LAB Sigma 135mm f/1.4 DG Art
Brand
Viltrox
Sigma
Type
Prime
Telephoto
Max aperture
f/1.8
f/1.4 ⅔ stop faster
Weight
1235 g lighter
1420 g
Length
145.7 mm
137.5 mm shorter
Diameter
93 mm slimmer
111.7 mm
Filter thread
82 mm
105 mm
Min focus distance
0.72 m closer
1.1 m
Max magnification
0.25× larger
0.15×
Aperture blades
11
13 more blades
Optical design
14 elements / 9 groups
17 elements / 13 groups
Autofocus motor
VCM
not listed
Weather sealing
not listed
Yes
Released
not listed
2025
4 identical specs hidden: mount, format, focal length, image stabilization. Show all
Mount
Sony E both
Format
Full frame both
Focal length
135mm both
Image stabilization
No both

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