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Yashica ML 50mm f/1.7 vs Contax Zeiss 50mm f/1.4 Planar T*

Both are Contax/Yashica prime lenses for full frame. Here is what actually differs.

Pick the Yashica ML 50mm f/1.7 if

  • You want the lighter lens to carry: 35 g lighter (240 g vs 275 g)

Pick the Contax Zeiss 50mm f/1.4 Planar T* if

  • You need ½ stop more light for low light or background blur (f/1.4 vs f/1.7)

Spec differences

8 differences
Specifications that differ between the Yashica ML 50mm f/1.7 and the Contax Zeiss 50mm f/1.4 Planar T*
Yashica ML 50mm f/1.7 Contax Zeiss 50mm f/1.4 Planar T*
Brand
Yashica
Contax
Max aperture
f/1.7
f/1.4 ½ stop faster
Weight
240 g lighter
275 g
Length
40 mm
41 mm
Diameter
61.5 mm
62.5 mm
Filter thread
52 mm
55 mm
Min focus distance
0.5 m
0.45 m closer
Optical design
6 elements / 5 groups
7 elements / 6 groups
6 identical specs hidden: mount, type, format, focal length, autofocus motor, image stabilization. Show all
Mount
Contax/Yashica both
Type
Prime both
Format
Full frame both
Focal length
50mm both
Autofocus motor
Manual focus both
Image stabilization
No both

Our notes

Yashica ML 50mm f/1.7

The Yashica ML 50mm f/1.7 is a fast manual-focus standard prime lens covering 50mm at f/1.7 for Contax/Yashica mount cameras. The natural field of view suits street, documentary and everyday photography.

Our notes

Contax Zeiss 50mm f/1.4 Planar T*

More comparisons

Compare other lenses or browse our best-of guides.