Canon CN-E 15.5-47mm T2.8 L S vs Canon RF 28-70mm F2L USM
Canon CN-E 15.5-47mm T2.8 L S vs Canon RF 28-70mm F2L USM
When comparing Canon RF 28-70mm F2L USM and Canon CN-E 15.5-47mm T2.8 L S, which one is better?
1. Largest Aperture Comparison
The Canon RF 28-70mm F2L USM has the largest aperture of the two lenses at 2 compared to the 2.8 aperture of Canon CN-E 15.5-47mm T2.8 L S. This means that you get more light to your sensor using Canon RF 28-70mm F2L USM wide open, and therefore it might be a better lens in dark situations.
Winner: Canon RF 28-70mm F2L 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 15.5-47mm T2.8 L S and Canon RF 28-70mm F2L USM:
| Canon CN-E 15.5-47mm T2.8 L S | Canon RF 28-70mm F2L USM | |
 |  | |
| Brand | Canon | Canon |
| Weight | Missing | 1430 g |
| Lens Mount | Missing | Canon RF |
| Focal Length | 15.5 - 47 mm | 28 - 70 mm |
| Largest Aperture | 2.8 | 2 |
| Anamorphic | Missing | No |
| Minimum Focus Distance | Missing | 39 cm |
| Type | Missing | 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 |