Tamron
Tamron 28-75mm f/2.8 Di III VXD G2
Prime/Zoom
88
/ 100
From $899
VS
Canon RF 50mm f/1.2L USM wins by 8
Canon
Canon RF 50mm f/1.2L USM
Full-frame · 950 g · Pro portrait
96
/ 100
From $2,299
Specdex verdict
Canon RF 50mm f/1.2L USM takes it — here’s why.
In our weighted Specdex score, Tamron 28-75mm f/2.8 Di III VXD G2 lands at 88 and Canon RF 50mm f/1.2L USM at 96. That puts Canon RF 50mm f/1.2L USM ahead by 8 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Tamron 28-75mm f/2.8 Di III VXD G2 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
Tamron 28-75mm f/2.8 Di III VXD G2
88 sharpness 88
af 87
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
Tamron 28-75mm f/2.8 Di III VXD G2
Canon RF 50mm f/1.2L USM
Mount
—
Canon RF
Aperture
—
f/1.2
Weight
—
950 g
Filter size
—
77 mm
Tamron 28-75mm f/2.8 Di III VXD G2
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: Tamron 28-75mm f/2.8 Di III VXD G2 vs Canon RF 50mm f/1.2L USM
Which is better, Tamron 28-75mm f/2.8 Di III VXD G2 or Canon RF 50mm f/1.2L USM? +
Canon RF 50mm f/1.2L USM scores 96 on our weighted rubric — ahead by 8. Your best pick depends on the sub-scores above.
Is Tamron 28-75mm f/2.8 Di III VXD G2 worth the price? +
At $899, Tamron 28-75mm f/2.8 Di III VXD G2 delivers a Specdex score of 88 — strongest in build.
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 Tamron 28-75mm f/2.8 Di III VXD G2 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.