Zeiss Ultra Prime 10mm T2.1 vs Zeiss Distagon 2.8/28 T*
Zeiss Ultra Prime 10mm T2.1 vs Zeiss Distagon 2.8/28 T*
When comparing Zeiss Distagon 2.8/28 T* and Zeiss Ultra Prime 10mm T2.1, which one is better?
1. Largest Aperture Comparison
The Zeiss Ultra Prime 10mm T2.1 has the largest aperture of the two lenses at 2.1 compared to the 2.8 aperture of Zeiss Distagon 2.8/28 T*. This means that you get more light to your sensor using Zeiss Ultra Prime 10mm T2.1 wide open, and therefore it might be a better lens in dark situations.
Winner: Zeiss Ultra Prime 10mm T2.1
Regarding largest aperture: A lower aperture number means that the widest aperture on the lens is larger. This means that more light will hit the sensor and also that the depth of field will be shallower, better separating your subject from the background.
Specifications
Full specifications table of Zeiss Ultra Prime 10mm T2.1 and Zeiss Distagon 2.8/28 T*:
| Zeiss Ultra Prime 10mm T2.1 | Zeiss Distagon 2.8/28 T* | |
 | | |
| Brand | Zeiss | Zeiss |
| Focal Length | 10 mm | 28 mm |
| Largest Aperture | 2.1 | 2.8 |
| Type | Prime | Missing |