Canon CN-E 50mm T1.3 L F vs Canon RF 28-70mm F2L USM
Canon CN-E 50mm T1.3 L F vs Canon RF 28-70mm F2L USM
When comparing Canon RF 28-70mm F2L USM and Canon CN-E 50mm T1.3 L F, which one is better?
1. Largest Aperture Comparison
The Canon CN-E 50mm T1.3 L F has the largest aperture of the two lenses at 1.3 compared to the 2 aperture of Canon RF 28-70mm F2L USM. This means that you get more light to your sensor using Canon CN-E 50mm T1.3 L F wide open, and therefore it might be a better lens in dark situations.
Winner: Canon CN-E 50mm T1.3 L F
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 Canon CN-E 50mm T1.3 L F is a Prime lens while the Canon RF 28-70mm F2L USM 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 Canon CN-E 50mm T1.3 L F and Canon RF 28-70mm F2L USM:
| Canon CN-E 50mm T1.3 L F | Canon RF 28-70mm F2L USM | |
 |  | |
| Brand | Canon | Canon |
| Weight | Missing | 1430 g |
| Lens Mount | Missing | Canon RF |
| Focal Length | 50 mm | 28 - 70 mm |
| Largest Aperture | 1.3 | 2 |
| Anamorphic | Missing | No |
| Minimum Focus Distance | Missing | 39 cm |
| Type | Prime | Zoom |
| Aperture Range | Missing | 2 - 22 |
| Filter Thread Diameter | Missing | 95 |
| Aperture Blades | Missing | 9 |
| Image Stabilization | Missing | No |
| Autofocus | Missing | Evet |
| Macro | Missing | No |
| Weather Seal | Missing | Yes |
| Full Frame Coverage | Missing | Yes |
| Lens Hood Included | Missing | Yes |