Zeiss Ultra Prime 20mm T1.9 vs Zeiss Batis Distagon 2/40 CF
Zeiss Ultra Prime 20mm T1.9 vs Zeiss Batis Distagon 2/40 CF
When comparing Zeiss Batis Distagon 2/40 CF and Zeiss Ultra Prime 20mm T1.9, which one is better?
1. Largest Aperture Comparison
The Zeiss Ultra Prime 20mm T1.9 has the largest aperture of the two lenses at 1.9 compared to the 2 aperture of Zeiss Batis Distagon 2/40 CF. This means that you get more light to your sensor using Zeiss Ultra Prime 20mm T1.9 wide open, and therefore it might be a better lens in dark situations.
Winner: Zeiss Ultra Prime 20mm T1.9
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 20mm T1.9 and Zeiss Batis Distagon 2/40 CF:
| Zeiss Ultra Prime 20mm T1.9 | Zeiss Batis Distagon 2/40 CF | |
 |  | |
| Brand | Zeiss | Zeiss |
| Weight | Missing | 361 g |
| Lens Mount | Missing | Sony E |
| Focal Length | 20 mm | 40 mm |
| Largest Aperture | 1.9 | 2 |
| Anamorphic | Missing | No |
| Minimum Focus Distance | Missing | 24 cm |
| Type | Missing | Prime |
| Aperture Range | Missing | 2 - 22 |
| Filter Thread Diameter | Missing | 67 |
| Lens Groups | Missing | 8 |
| Lens Elements | Missing | 9 |
| Image Stabilization | Missing | No |
| Autofocus | Missing | Evet |
| Full Frame Coverage | Missing | Yes |