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Canon EF 16-35mm f/2.8L III USM — Prime/zoom
Canon

Canon EF 16-35mm f/2.8L III USM

Prime/zoom

90
/ 100
From $2,199
VS
Nikon Z 180-600mm f/5.6-6.3 VR — Prime/Zoom
Nikon

Nikon Z 180-600mm f/5.6-6.3 VR

Prime/Zoom

90
/ 100
From $1,699
Specdex verdict

Dead heat — it comes down to priorities.

In our weighted Specdex score, Canon EF 16-35mm f/2.8L III USM lands at 90 and Nikon Z 180-600mm f/5.6-6.3 VR at 90. With scores tied, the decision hinges on which sub-scores matter most to you.

Pick Canon EF 16-35mm f/2.8L III USM if…

  • ✓Proven optical formula
  • ✓Weather-sealing (L/GM/S)
  • ✓Strong resale

Pick Nikon Z 180-600mm f/5.6-6.3 VR if…

  • ✓Fast autofocus
  • ✓Weather-sealed
  • ✓Premium optics
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Winner by scenario

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

Build

Nikon Z 180-600mm f/5.6-6.3 VR

Compared on the build sub-score

Nikon Z 180-600mm f/5.6-6.3 VR leads on build (94 vs 90).

Sharpness

Tie

Compared on the sharpness sub-score

Effectively tied — neither pulls a 2-point weighted lead.

Autofocus

Nikon Z 180-600mm f/5.6-6.3 VR

Compared on the autofocus sub-score

Nikon Z 180-600mm f/5.6-6.3 VR leads on af (89 vs 86).

Value for money

Nikon Z 180-600mm f/5.6-6.3 VR

Specdex score per dollar at MSRP

Nikon Z 180-600mm f/5.6-6.3 VR more score per dollar ($1,699 vs $2,199).

Canon EF 16-35mm f/2.8L III USM 90
vs
90 Nikon Z 180-600mm f/5.6-6.3 VR

Score breakdown

Canon EF 16-35mm f/2.8L III USM
90
sharpness 90
af 86
build 90
value 86
Nikon Z 180-600mm f/5.6-6.3 VR
90
sharpness 90
af 89
build 94
value 84

Specs side-by-side

Canon EF 16-35mm f/2.8L III USM versus Nikon Z 180-600mm f/5.6-6.3 VR — full spec comparison
Spec Canon EF 16-35mm f/2.8L III USM Nikon Z 180-600mm f/5.6-6.3 VR

Canon EF 16-35mm f/2.8L III USM

Pros
  • +Proven optical formula
  • +Weather-sealing (L/GM/S)
  • +Strong resale
Cons
  • −Mount-specific
  • −Older AF motor on some
  • −Heavier than modern counterparts

Nikon Z 180-600mm f/5.6-6.3 VR

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

FAQ: Canon EF 16-35mm f/2.8L III USM vs Nikon Z 180-600mm f/5.6-6.3 VR

Which is better, Canon EF 16-35mm f/2.8L III USM or Nikon Z 180-600mm f/5.6-6.3 VR? +

Both score 90 on our weighted rubric — tied. Your best pick depends on the sub-scores above.

Is Canon EF 16-35mm f/2.8L III USM worth the price? +

At $2,199, Canon EF 16-35mm f/2.8L III USM delivers a Specdex score of 90 — strongest in sharpness.

Is Nikon Z 180-600mm f/5.6-6.3 VR worth the price? +

At $1,699, Nikon Z 180-600mm f/5.6-6.3 VR delivers a Specdex score of 90 — strongest in build.

Does Canon EF 16-35mm f/2.8L III USM or Nikon Z 180-600mm f/5.6-6.3 VR 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 EF 16-35mm f/2.8L III USM or Nikon Z 180-600mm f/5.6-6.3 VR? +

Nikon Z 180-600mm f/5.6-6.3 VR — leads on build (94 vs 90). Compared on the build sub-score.

Which is better for autofocus, Canon EF 16-35mm f/2.8L III USM or Nikon Z 180-600mm f/5.6-6.3 VR? +

Nikon Z 180-600mm f/5.6-6.3 VR — leads on af (89 vs 86). Compared on the autofocus sub-score.