Canon CN-E 30-105mm T2.8 L S P vs Canon EF 135mm f/2L USM
Canon CN-E 30-105mm T2.8 L S P vs Canon EF 135mm f/2L USM
When comparing Canon EF 135mm f/2L USM and Canon CN-E 30-105mm T2.8 L S P, which one is better?
1. Largest Aperture Comparison
The Canon EF 135mm f/2L USM has the largest aperture of the two lenses at 2 compared to the 2.8 aperture of Canon CN-E 30-105mm T2.8 L S P. This means that you get more light to your sensor using Canon EF 135mm f/2L USM wide open, and therefore it might be a better lens in dark situations.
Winner: Canon EF 135mm f/2L USM
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 Canon CN-E 30-105mm T2.8 L S P and Canon EF 135mm f/2L USM:
| Canon CN-E 30-105mm T2.8 L S P | Canon EF 135mm f/2L USM | |
 |  | |
| Brand | Canon | Canon |
| Lens Mount | Missing | Canon EF |
| Focal Length | 30 - 105 mm | 135 mm |
| Largest Aperture | 2.8 | 2 |
| Anamorphic | Missing | No |
| Type | Missing | Prime |
| Image Stabilization | Missing | No |
| Autofocus | Missing | Evet |
| Macro | Missing | No |
| Weather Seal | Missing | Yes |
| Full Frame Coverage | Missing | Yes |
| Lens Hood Included | Missing | Yes |