Nikon

Nikon Z 24-70mm f/2.8 S

Name: Nikon Z 24-70mm f/2.8 S
Brand: Nikon
SKU: nikon-z-24-70mm-f-2-8-s

Prime/Zoom

/ 100

From $2,399

Nikon Z 24-70mm f/2.8 S wins by 3

Tamron

Tamron 28-75mm f/2.8 Di III VXD G2

Sony E · f/2.8 · 540g · $899

/ 100

From $899

Specdex verdict

Nikon Z 24-70mm f/2.8 S takes it — here’s why.

In our weighted Specdex score, Nikon Z 24-70mm f/2.8 S lands at 94 and Tamron 28-75mm f/2.8 Di III VXD G2 at 91. That puts Nikon Z 24-70mm f/2.8 S ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Nikon Z 24-70mm f/2.8 S if…

✓Fast autofocus
✓Weather-sealed
✓Premium optics

Pick Tamron 28-75mm f/2.8 Di III VXD G2 if…

✓540g — lightest f/2.8 24-70 alternative
✓Better than first-party G Master at $899
✓Quiet VXD AF motor

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Winner by scenario

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

Sharpness

Nikon Z 24-70mm f/2.8 S

Compared on the sharpness sub-score

Nikon Z 24-70mm f/2.8 S leads on sharpness (94 vs 92).

Autofocus

Tie

Compared on the autofocus sub-score

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

Build

Nikon Z 24-70mm f/2.8 S

Compared on the build sub-score

Nikon Z 24-70mm f/2.8 S leads on build (94 vs 88).

Value for money

Tamron 28-75mm f/2.8 Di III VXD G2

Specdex score per dollar at MSRP

Tamron 28-75mm f/2.8 Di III VXD G2 more score per dollar ($899 vs $2,399).

Nikon Z 24-70mm f/2.8 S 94

91 Tamron 28-75mm f/2.8 Di III VXD G2

Score breakdown

Nikon Z 24-70mm f/2.8 S

sharpness 94

af 93

build 94

value 84

Tamron 28-75mm f/2.8 Di III VXD G2

sharpness 92

af 92

build 88

value 96

Specs side-by-side

Hide identical rows

Nikon Z 24-70mm f/2.8 S versus Tamron 28-75mm f/2.8 Di III VXD G2 — full spec comparison
Spec	Nikon Z 24-70mm f/2.8 S	Tamron 28-75mm f/2.8 Di III VXD G2
Mount	—	Sony E
Focal length	—	28-75 mm
Aperture	—	f/2.8
Construction	—	17 elements / 15 groups
Min focus	—	0.18 m
Filter	—	67 mm
Weight	—	540 g

Nikon Z 24-70mm f/2.8 S

Pros

+Fast autofocus
+Weather-sealed
+Premium optics

Cons

−Heavy
−Expensive
−Focus breathing varies

Tamron 28-75mm f/2.8 Di III VXD G2

Pros

+540g — lightest f/2.8 24-70 alternative
+Better than first-party G Master at $899
+Quiet VXD AF motor

Cons

−28mm wide-end vs 24mm of Sony GM
−No image stabilization
−No fluorine front coating

FAQ: Nikon Z 24-70mm f/2.8 S vs Tamron 28-75mm f/2.8 Di III VXD G2

Which is better, Nikon Z 24-70mm f/2.8 S or Tamron 28-75mm f/2.8 Di III VXD G2? +

Nikon Z 24-70mm f/2.8 S scores 94 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.

Is Nikon Z 24-70mm f/2.8 S worth the price? +

At $2,399, Nikon Z 24-70mm f/2.8 S delivers a Specdex score of 94 — strongest in sharpness.

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 91 — strongest in value.

Does Nikon Z 24-70mm f/2.8 S or Tamron 28-75mm f/2.8 Di III VXD G2 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 sharpness, Nikon Z 24-70mm f/2.8 S or Tamron 28-75mm f/2.8 Di III VXD G2? +

Nikon Z 24-70mm f/2.8 S — leads on sharpness (94 vs 92). Compared on the sharpness sub-score.

Which is better for build, Nikon Z 24-70mm f/2.8 S or Tamron 28-75mm f/2.8 Di III VXD G2? +

Nikon Z 24-70mm f/2.8 S — leads on build (94 vs 88). Compared on the build sub-score.