Contax Zeiss 100mm f/3.5 Sonnar T* vs f/2.8 Makro-Planar T*
Both are Contax/Yashica lenses for full frame. Here is what actually differs.
Pick the f/3.5 Sonnar T* if
- You want the lighter lens to carry: 455 g lighter (285 g vs 740 g)
- You want a compact lens: 61 mm vs 86.8 mm long
Pick the f/2.8 Makro-Planar T* if
- You need ⅔ stop more light for low light or background blur (f/2.8 vs f/3.5)
- You shoot close-ups: it focuses down to 0.45 m vs 1 m
Spec differences
8 differences| f/3.5 Sonnar T* | f/2.8 Makro-Planar T* | |
|---|---|---|
| Type |
Telephoto
|
Macro
|
| Max aperture |
f/3.5
|
f/2.8
⅔ stop faster
|
| Weight |
285 g
lighter
|
740 g
|
| Length |
61 mm
shorter
|
86.8 mm
|
| Diameter |
61 mm
slimmer
|
76.4 mm
|
| Filter thread |
55 mm
|
67 mm
|
| Min focus distance |
1 m
|
0.45 m
closer
|
| Optical design |
5 elements / 4 groups
|
7 elements / 7 groups
|
6 identical specs hidden: brand, mount, format, focal length, autofocus motor, image stabilization. Show all
- Brand
- Contax both
- Mount
- Contax/Yashica both
- Format
- Full frame both
- Focal length
- 100mm both
- Autofocus motor
- Manual focus both
- Image stabilization
- No both