Tokina Vista Prime 18mm T.15 EF vs Sigma 24-70mm F2.8 DG OS HSM Art Canon EF
Tokina Vista Prime 18mm T.15 EF vs Sigma 24-70mm F2.8 DG OS HSM Art Canon EF
When comparing Sigma 24-70mm F2.8 DG OS HSM Art Canon EF and Tokina Vista Prime 18mm T.15 EF, which one is better?
1. Lens Weight Comparison
Regarding the weight of the lenses, Sigma 24-70mm F2.8 DG OS HSM Art - Canon EF is the winner with a weight of 1020 g compared to the 2760 g that Tokina Vista Prime 18mm T.15 EF weighs.
Winner: Sigma 24-70mm F2.8 DG OS HSM Art Canon EF
Regarding weight: The weight of a lens is something you need to consider, since you have to carry it around on the camera as long as you're shooting. It adds to the total weight of your camera and it's important to keep the weight low if you get tired in your arms when taking photographs or filming.
2. Lens Mount Comparison
These two lenses use the same lens mount, the Canon EF. This means that both lenses are compatible with cameras that use this mount.
Winner: Tied
Regarding lens mount: Popular lens mounts are Canon RF and EF, Micro Four Thirds and Nikon Z. Different lens mounts lets you connect different lenses to camera bodies, but some might not be compatible. This can be helped by using an adapter, like a Canon EF to RF adapter.
3. Largest Aperture Comparison
The Tokina Vista Prime 18mm T.15 EF has the largest aperture of the two lenses at 1.5 compared to the 2.8 aperture of Sigma 24-70mm F2.8 DG OS HSM Art - Canon EF. This means that you get more light to your sensor using Tokina Vista Prime 18mm T.15 EF wide open, and therefore it might be a better lens in dark situations.
Winner: Tokina Vista Prime 18mm T.15 EF
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.
4. Lens Type Comparison
The Tokina Vista Prime 18mm T.15 EF is a Prime lens while the Sigma 24-70mm F2.8 DG OS HSM Art - Canon EF 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 Tokina Vista Prime 18mm T.15 EF and Sigma 24-70mm F2.8 DG OS HSM Art Canon EF:
| Tokina Vista Prime 18mm T.15 EF | Sigma 24-70mm F2.8 DG OS HSM Art - Canon EF | |
 |  | |
| Brand | Tokina | Sigma |
| Weight | 2760 g | 1020 g |
| Lens Mount | Canon EF | Canon EF |
| Focal Length | 18 mm | 24 - 70 mm |
| Largest Aperture | 1.5 | 2.8 |
| Anamorphic | Missing | No |
| Minimum Focus Distance | 45 cm | Missing |
| Type | Prime | Zoom |
| Aperture Range | 1.5 - 22 | Missing |
| Lens Front Diameter (Not Filter Thread) | 114 mm | Missing |
| Aperture Blades | 9 | Missing |
| Image Stabilization | Missing | No |
| Parfocal | Missing | Yes |
| Autofocus | Missing | Evet |