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Brightin Star 50mm f/1.05 vs f/1.4 III

Both are Canon RF prime lenses. Here is what actually differs.

Pick the f/1.05 if

  • You need ⅔ stop more light for low light or background blur (f/1.05 vs f/1.4)
  • You shoot full frame: the f/1.4 III is made for APS-C

Pick the f/1.4 III if

Our spec data shows no clear advantage for this lens.

Spec differences

3 differences
Specifications that differ between the Brightin Star 50mm f/1.05 and the Brightin Star 50mm f/1.4 III
f/1.05 f/1.4 III
Format
Full frame
APS-C
Max aperture
f/1.05 ⅔ stop faster
f/1.4
Optical design
10 elements / 8 groups
6 elements / 5 groups
6 identical specs hidden: brand, mount, type, focal length, autofocus motor, image stabilization. Show all
Brand
Brightin Star both
Mount
Canon RF both
Type
Prime both
Focal length
50mm both
Autofocus motor
Manual focus both
Image stabilization
No both

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