Between the FE 135mm f/1.8 GM and FE 50mm f/1.4 GM, the FE 135mm f/1.8 GM comes out ahead in min focal and max focal, while the FE 50mm f/1.4 GM wins on weight. Overall, the FE 135mm f/1.8 GM scores 72.4 and the FE 50mm f/1.4 GM scores 57.6 on our Mars Score.
Which should you buy?
The FE 135mm f/1.8 GM is the clear pick on raw spec strength, leading by 14.8 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the FE 135mm f/1.8 GM if you care most about min focal and max focal. The biggest gaps in its favor are min focal, max focal.
Pick the FE 50mm f/1.4 GM if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are weight.
Both ship with comparable weather sealed, optical stabilization, so those specs don't separate the two — focus on the differences below.
Bottom line: the FE 135mm f/1.8 GM is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Sony - FE 135mm f/1.8 GM wins
- ▲Min focal: 135 (vs 50).
- ▲Max focal: 135 (vs 50).
Why Sony - FE 50mm f/1.4 GM wins
- ▲Weight — 434.00 g less. 516 vs 950.
Spec comparison
Optics
| Spec | Sony - FE 135mm f/1.8 GM | Sony - FE 50mm f/1.4 GM |
|---|---|---|
| Min focal | 135 mmlead | 50 mm |
| Max focal | 135 mmlead | 50 mm |
| Max aperture | f/1.8 | f/1.4 |
| Min aperture | f/22 | f/16 |
Build
| Spec | Sony - FE 135mm f/1.8 GM | Sony - FE 50mm f/1.4 GM |
|---|---|---|
| Weight | 950 g | 516 glead |
| Weather sealedⓘ | true | true |
| Optical stabilizationⓘ | false | false |
Mount
| Spec | Sony - FE 135mm f/1.8 GM | Sony - FE 50mm f/1.4 GM |
|---|---|---|
| Lens mount | Sony E | Sony E |
Frequently asked
Spec-level deep dives
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