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Sony FE 20mm f/1.8 G — Prime/Zoom
Sony

Sony FE 20mm f/1.8 G

Prime/Zoom

90
/ 100
From $898
VS
Nikon Z 100-400mm f/4.5-5.6 VR S wins by 1
Nikon Z 100-400mm f/4.5-5.6 VR S — Prime/Zoom
Nikon

Nikon Z 100-400mm f/4.5-5.6 VR S

Prime/Zoom

91
/ 100
From $2,699
Specdex verdict

Nikon Z 100-400mm f/4.5-5.6 VR S takes it — here’s why.

In our weighted Specdex score, Sony FE 20mm f/1.8 G lands at 90 and Nikon Z 100-400mm f/4.5-5.6 VR S at 91. That puts Nikon Z 100-400mm f/4.5-5.6 VR S ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Sony FE 20mm f/1.8 G if…

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

Pick Nikon Z 100-400mm f/4.5-5.6 VR S if…

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

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

Sharpness

Tie

Compared on the sharpness sub-score

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

Autofocus

Tie

Compared on the autofocus sub-score

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

Build

Tie

Compared on the build sub-score

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

Value for money

Sony FE 20mm f/1.8 G

Specdex score per dollar at MSRP

Sony FE 20mm f/1.8 G more score per dollar ($898 vs $2,699).

Sony FE 20mm f/1.8 G 90
vs
91 Nikon Z 100-400mm f/4.5-5.6 VR S

Score breakdown

Sony FE 20mm f/1.8 G
90
sharpness 90
af 88
build 88
value 85
Nikon Z 100-400mm f/4.5-5.6 VR S
91
sharpness 91
af 89
build 88
value 85

Specs side-by-side

Sony FE 20mm f/1.8 G versus Nikon Z 100-400mm f/4.5-5.6 VR S — full spec comparison
Spec Sony FE 20mm f/1.8 G Nikon Z 100-400mm f/4.5-5.6 VR S

Sony FE 20mm f/1.8 G

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

Nikon Z 100-400mm f/4.5-5.6 VR S

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

FAQ: Sony FE 20mm f/1.8 G vs Nikon Z 100-400mm f/4.5-5.6 VR S

Which is better, Sony FE 20mm f/1.8 G or Nikon Z 100-400mm f/4.5-5.6 VR S? +

Nikon Z 100-400mm f/4.5-5.6 VR S scores 91 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.

Is Sony FE 20mm f/1.8 G worth the price? +

At $898, Sony FE 20mm f/1.8 G delivers a Specdex score of 90 — strongest in sharpness.

Is Nikon Z 100-400mm f/4.5-5.6 VR S worth the price? +

At $2,699, Nikon Z 100-400mm f/4.5-5.6 VR S delivers a Specdex score of 91 — strongest in sharpness.

Does Sony FE 20mm f/1.8 G or Nikon Z 100-400mm f/4.5-5.6 VR S 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 the better value, Sony FE 20mm f/1.8 G or Nikon Z 100-400mm f/4.5-5.6 VR S? +

Sony FE 20mm f/1.8 G — more score per dollar ($898 vs $2,699). Specdex score per dollar at MSRP.