Canon
Canon RF 28-70mm f/2L USM
Prime/Zoom
96
/ 100
From $2,999
VS
Canon
Canon RF 50mm f/1.2L USM
Full-frame · 950 g · Pro portrait
96
/ 100
From $2,299
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, Canon RF 28-70mm f/2L USM lands at 96 and Canon RF 50mm f/1.2L USM at 96. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick Canon RF 28-70mm f/2L USM if…
- ✓Fast autofocus
- ✓Weather-sealed
- ✓Premium optics
Pick Canon RF 50mm f/1.2L USM if…
- ✓Breathtaking bokeh
- ✓Sharp wide open
- ✓Weather-sealed L build
Score breakdown
Canon RF 28-70mm f/2L USM
96 sharpness 96
af 95
build 94
value 84
Canon RF 50mm f/1.2L USM
96 sharpness 98
af 94
build 98
value 82
Specs side-by-side
Spec
Canon RF 28-70mm f/2L USM
Canon RF 50mm f/1.2L USM
Mount
—
Canon RF
Aperture
—
f/1.2
Weight
—
950 g
Filter size
—
77 mm
Canon RF 28-70mm f/2L USM
Pros
- +Fast autofocus
- +Weather-sealed
- +Premium optics
Cons
- −Heavy
- −Expensive
- −Focus breathing varies
Canon RF 50mm f/1.2L USM
Pros
- +Breathtaking bokeh
- +Sharp wide open
- +Weather-sealed L build
Cons
- −Heavy at 950 g
- −Expensive
- −Breathing present
FAQ: Canon RF 28-70mm f/2L USM vs Canon RF 50mm f/1.2L USM
Which is better, Canon RF 28-70mm f/2L USM or Canon RF 50mm f/1.2L USM? +
Both score 96 on our weighted rubric — tied. 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 Canon RF 50mm f/1.2L USM worth the price? +
At $2,299, Canon RF 50mm f/1.2L USM delivers a Specdex score of 96 — strongest in sharpness.
Does Canon RF 28-70mm f/2L USM or Canon RF 50mm f/1.2L USM 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.