Skip to content
Specdex
Compare now
Canon RF 800mm f/11 IS STM — Prime/Zoom
Canon

Canon RF 800mm f/11 IS STM

Prime/Zoom

82
/ 100
From $899
VS
Canon RF 24-70mm f/2.8L IS USM wins by 12
Canon RF 24-70mm f/2.8L IS USM — Prime/Zoom
Canon

Canon RF 24-70mm f/2.8L IS USM

Prime/Zoom

94
/ 100
From $2,299
Specdex verdict

Canon RF 24-70mm f/2.8L IS USM takes it — here’s why.

In our weighted Specdex score, Canon RF 800mm f/11 IS STM lands at 82 and Canon RF 24-70mm f/2.8L IS USM at 94. That puts Canon RF 24-70mm f/2.8L IS USM ahead by 12 points — a decisive margin driven mostly by its strengths in the categories below.

Pick Canon RF 800mm f/11 IS STM if…

  • ✓Fast aperture
  • ✓Quiet autofocus
  • ✓Weather-sealed (most)

Pick Canon RF 24-70mm f/2.8L IS USM if…

  • ✓Fast autofocus
  • ✓Weather-sealed
  • ✓Premium optics
Share this comparison: Share to Reddit X / Twitter

Winner by scenario

Derived from the sub-score breakdown · not a separate test

Build

Canon RF 24-70mm f/2.8L IS USM

Compared on the build sub-score

Canon RF 24-70mm f/2.8L IS USM leads on build (94 vs 88).

Sharpness

Canon RF 24-70mm f/2.8L IS USM

Compared on the sharpness sub-score

Canon RF 24-70mm f/2.8L IS USM leads on sharpness (94 vs 82).

Autofocus

Canon RF 24-70mm f/2.8L IS USM

Compared on the autofocus sub-score

Canon RF 24-70mm f/2.8L IS USM leads on af (93 vs 80).

Value for money

Canon RF 800mm f/11 IS STM

Specdex score per dollar at MSRP

Canon RF 800mm f/11 IS STM more score per dollar ($899 vs $2,299).

Canon RF 800mm f/11 IS STM 82
vs
94 Canon RF 24-70mm f/2.8L IS USM

Score breakdown

Canon RF 800mm f/11 IS STM
82
sharpness 82
af 80
build 88
value 85
Canon RF 24-70mm f/2.8L IS USM
94
sharpness 94
af 93
build 94
value 84

Specs side-by-side

Canon RF 800mm f/11 IS STM versus Canon RF 24-70mm f/2.8L IS USM — full spec comparison
Spec Canon RF 800mm f/11 IS STM Canon RF 24-70mm f/2.8L IS USM

Canon RF 800mm f/11 IS STM

Pros
  • +Fast aperture
  • +Quiet autofocus
  • +Weather-sealed (most)
Cons
  • −Mount-specific
  • −Weight varies
  • −Price scales with quality

Canon RF 24-70mm f/2.8L IS USM

Pros
  • +Fast autofocus
  • +Weather-sealed
  • +Premium optics
Cons
  • −Heavy
  • −Expensive
  • −Focus breathing varies

FAQ: Canon RF 800mm f/11 IS STM vs Canon RF 24-70mm f/2.8L IS USM

Which is better, Canon RF 800mm f/11 IS STM or Canon RF 24-70mm f/2.8L IS USM? +

Canon RF 24-70mm f/2.8L IS USM scores 94 on our weighted rubric — ahead by 12. Your best pick depends on the sub-scores above.

Is Canon RF 800mm f/11 IS STM worth the price? +

At $899, Canon RF 800mm f/11 IS STM delivers a Specdex score of 82 — strongest in build.

Is Canon RF 24-70mm f/2.8L IS USM worth the price? +

At $2,299, Canon RF 24-70mm f/2.8L IS USM delivers a Specdex score of 94 — strongest in sharpness.

Does Canon RF 800mm f/11 IS STM or Canon RF 24-70mm f/2.8L IS 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.

Which is better for build, Canon RF 800mm f/11 IS STM or Canon RF 24-70mm f/2.8L IS USM? +

Canon RF 24-70mm f/2.8L IS USM — leads on build (94 vs 88). Compared on the build sub-score.

Which is better for sharpness, Canon RF 800mm f/11 IS STM or Canon RF 24-70mm f/2.8L IS USM? +

Canon RF 24-70mm f/2.8L IS USM — leads on sharpness (94 vs 82). Compared on the sharpness sub-score.