Zeiss Planar T* FE 50mm F1.4 ZA vs Irix 45mm T1.5 Sony E
Zeiss Planar T* FE 50mm F1.4 ZA vs Irix 45mm T1.5 Sony E
When comparing Irix 45mm T1.5 Sony E and Zeiss Planar T* FE 50mm F1.4 ZA, which one is better?
1. Compare weight
The lens that weighs the least of the two is Zeiss Planar T* FE 50mm F1.4 ZA which weighs 778 g, compared to the loser Irix 45mm T1.5 - Sony E which weighs 1100 g.
Winner: Zeiss Planar T* FE 50mm F1.4 ZA
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.
Specifications
Full specifications table of Zeiss Planar T* FE 50mm F1.4 ZA and Irix 45mm T1.5 Sony E:
| Zeiss Planar T* FE 50mm F1.4 ZA | Irix 45mm T1.5 - Sony E | |
 |  | |
| Brand | Zeiss | Irix |
| Weight | 778 g | 1100 g |
| Mount | Sony E | Sony E |
| Focal Length | 50 mm | 45 mm |
| Largest Aperture | 1.4 | 1.5 |
| Anamorphic Lens | No | No |
| Minimum Focusing Distance | 45 cm | Missing |
| Type | Prime | Missing |
| Filter Thread | 72 | 86 |
| Lens Front Diameter (Not Filter Thread) | 83.5 mm | 95 mm |
| Stabilization | No | No |
| Covers a Full Frame Sensor? | Missing | Yes |