Canon
Canon RF 28-70mm f/2L USM
Prime/Zoom
96
/ 100
From $2,999
VS
Canon RF 28-70mm f/2L USM wins by 1
Sony
Sony FE 135mm f/1.8 GM
Prime/Zoom
95
/ 100
From $2,098
Specdex verdict
Canon RF 28-70mm f/2L USM takes it — here’s why.
In our weighted Specdex score, Canon RF 28-70mm f/2L USM lands at 96 and Sony FE 135mm f/1.8 GM at 95. That puts Canon RF 28-70mm f/2L USM ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Canon RF 28-70mm f/2L USM if…
- ✓Fast autofocus
- ✓Weather-sealed
- ✓Premium optics
Pick Sony FE 135mm f/1.8 GM if…
- ✓Fast autofocus
- ✓Weather-sealed
- ✓Premium optics
Canon RF 28-70mm f/2L USM 96
vs 95 Sony FE 135mm f/1.8 GM
Score breakdown
Canon RF 28-70mm f/2L USM
96 sharpness 96
af 95
build 94
value 84
Sony FE 135mm f/1.8 GM
95 sharpness 95
af 94
build 94
value 84
Specs side-by-side
| Spec | Canon RF 28-70mm f/2L USM | Sony FE 135mm f/1.8 GM |
|---|
Canon RF 28-70mm f/2L USM
Pros
- +Fast autofocus
- +Weather-sealed
- +Premium optics
Cons
- −Heavy
- −Expensive
- −Focus breathing varies
Sony FE 135mm f/1.8 GM
Pros
- +Fast autofocus
- +Weather-sealed
- +Premium optics
Cons
- −Heavy
- −Expensive
- −Focus breathing varies
FAQ: Canon RF 28-70mm f/2L USM vs Sony FE 135mm f/1.8 GM
Which is better, Canon RF 28-70mm f/2L USM or Sony FE 135mm f/1.8 GM? +
Canon RF 28-70mm f/2L USM scores 96 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.
Is Canon RF 28-70mm f/2L USM worth the price? +
At $2,999, Canon RF 28-70mm f/2L USM delivers a Specdex score of 96 — strongest in sharpness.
Is Sony FE 135mm f/1.8 GM worth the price? +
At $2,098, Sony FE 135mm f/1.8 GM delivers a Specdex score of 95 — strongest in sharpness.
Does Canon RF 28-70mm f/2L USM or Sony FE 135mm f/1.8 GM last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.