Contax Zeiss 100mm f/3.5 Sonnar T* vs f/4 S-Planar T*
Both are Contax/Yashica lenses for full frame. Here is what actually differs.
Pick the f/3.5 Sonnar T* if
- You need ⅓ stop more light for low light or background blur (f/3.5 vs f/4)
Pick the f/4 S-Planar T* if
- You want a compact lens: 48.5 mm vs 61 mm long
Spec differences
6 differences| f/3.5 Sonnar T* | f/4 S-Planar T* | |
|---|---|---|
| Type |
Telephoto
|
Macro
|
| Max aperture |
f/3.5
⅓ stop faster
|
f/4
|
| Length |
61 mm
|
48.5 mm
shorter
|
| Diameter |
61 mm
|
62.5 mm
|
| Min focus distance |
1 m
|
not listed
|
| Optical design |
5 elements / 4 groups
|
6 elements / 4 groups
|
8 identical specs hidden: brand, mount, format, focal length, weight, filter thread, autofocus motor, image stabilization. Show all
- Brand
- Contax both
- Mount
- Contax/Yashica both
- Format
- Full frame both
- Focal length
- 100mm both
- Weight
- 285 g both
- Filter thread
- 55 mm both
- Autofocus motor
- Manual focus both
- Image stabilization
- No both