Sigma 135mm F1.8 DG HSM Sony vs Sigma 40mm T1.5 FF (Sony E)
Sigma 135mm F1.8 DG HSM Sony vs Sigma 40mm T1.5 FF (Sony E)
When comparing Sigma 40mm T1.5 FF (Sony E) and Sigma 135mm F1.8 DG HSM Sony, which one is better?
1. Compare weight
The lens that weighs the least of the two is Sigma 135mm F1.8 DG HSM - Sony which weighs 1130 g, compared to the loser Sigma 40mm T1.5 FF - (Sony E) which weighs 1620 g.
Winner: Sigma 135mm F1.8 DG HSM Sony
Regarding weight: When it comes to the lens's weight, it's actually more important than many people think that the lens weighs as little as possible — it's simply a pain to lug around a lens that's too heavy when you're photographing or filming for several hours, and a few hundred grams can make a real difference.
2. Compare minimum focusing distance
When it comes to minimum focusing distance, that is how close to the subject the lens can focus, Sigma 40mm T1.5 FF - (Sony E) is the winner with a minimum focusing distance of 40 cm. This can be compared with the minimum focusing distance of 87.5 cm for Sigma 135mm F1.8 DG HSM - Sony.
Winner: Sigma 40mm T1.5 FF (Sony E)
Regarding minimum focusing distance: The lens's minimum focusing distance determines how close you can photograph your subject, such as a face or an animal. If the minimum focusing distance is 50 cm then you cannot get closer to your subject than 50 cm. Macro lenses often have a very low minimum focusing distance so that you can take close-up shots (macro photography).
Specifications
Full specifications table of Sigma 135mm F1.8 DG HSM Sony and Sigma 40mm T1.5 FF (Sony E):
| Sigma 135mm F1.8 DG HSM - Sony | Sigma 40mm T1.5 FF - (Sony E) | |
 |  | |
| Brand | Sigma | Sigma |
| Weight | 1130 g | 1620 g |
| Mount | Sony E | Sony E |
| Focal Length | 135 mm | 40 mm |
| Largest Aperture | 1.8 | 1.5 |
| Anamorphic Lens | No | No |
| Minimum Focusing Distance | 87.5 cm | 40 cm |
| Type | Prime | Prime |
| Filter Thread | Missing | 82 |
| Stabilization | No | Yes |
| Covers a Full Frame Sensor? | Yes | Yes |