Leica Apo-Summicron-M 75mm f/2 ASPH vs Cooke 35-140mm Anamorphic/i T3.1
Leica Apo-Summicron-M 75mm f/2 ASPH vs Cooke 35-140mm Anamorphic/i T3.1
When comparing Cooke 35-140mm Anamorphic/i T3.1 and Leica Apo-Summicron-M 75mm f/2 ASPH, which one is better?
1. Largest Aperture Comparison
The Leica Apo-Summicron-M 75mm f/2 ASPH has the largest aperture of the two lenses at 2 compared to the 3.1 aperture of Cooke 35-140mm Anamorphic/i T3.1. This means that you get more light to your sensor using Leica Apo-Summicron-M 75mm f/2 ASPH wide open, and therefore it might be a better lens in dark situations.
Winner: Leica Apo-Summicron-M 75mm f/2 ASPH
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.
2. Lens Type Comparison
The Leica Apo-Summicron-M 75mm f/2 ASPH is a Prime lens while the Cooke 35-140mm Anamorphic/i T3.1 is a Zoom lens. Whether or not a zoom lens or a prime lens is what you need, is up to you to decide; they both have their respective strengths and weaknesses.
Winner: Tied — It depends on your gear
Regarding type: There are two types of lenses; zoom lenses and prime lenses. Prime lenses have a fixed focal length and cannot be zoomed, while zoom lenses have a focal length range and can be zoomed in to get closer to the subject. Prime lenses are usually lighter, cheaper and let in more light. Zoom lenses are more versatile but are more expensive since they require a more advanced lens design.
Specifications
Full specifications table of Leica Apo-Summicron-M 75mm f/2 ASPH and Cooke 35-140mm Anamorphic/i T3.1:
| Leica Apo-Summicron-M 75mm f/2 ASPH | Cooke 35-140mm Anamorphic/i T3.1 | |
 |  | |
| Brand | Leica | Cooke |
| Weight | Missing | 10300 g |
| Lens Mount | Missing | |
| Focal Length | 75 mm | 35 - 140 mm |
| Largest Aperture | 2 | 3.1 |
| Anamorphic | Missing | Yes |
| Anamorphic Squeeze Factor | Missing | 2 |
| Minimum Focus Distance | Missing | 72 cm |
| Type | Prime | Zoom |
| Aperture Range | Missing | 3.1 - 22 |