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Sony FE 50mm f/1.4 GM — GM Series · Compact · Aperture ring
Sony

Sony FE 50mm f/1.4 GM

GM Series · Compact · Aperture ring

96
/ 100
From $1,298
VS
Sony FE 50mm f/1.4 GM wins by 5
Tamron 28-75mm f/2.8 Di III VXD G2 — Sony E · f/2.8 · 540g · $899
Tamron

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

Sony E · f/2.8 · 540g · $899

91
/ 100
From $899
Specdex verdict

Sony FE 50mm f/1.4 GM takes it — here’s why.

In our weighted Specdex score, Sony FE 50mm f/1.4 GM lands at 96 and Tamron 28-75mm f/2.8 Di III VXD G2 at 91. That puts Sony FE 50mm f/1.4 GM ahead by 5 points — a decisive margin driven mostly by its strengths in the categories below.

Pick Sony FE 50mm f/1.4 GM if…

  • ✓Best 50mm AF lens for Sony E-mount
  • ✓Compact for f/1.4 GM glass
  • ✓Click-able aperture ring

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

Sony FE 50mm f/1.4 GM

Compared on the sharpness sub-score

Sony FE 50mm f/1.4 GM leads on sharpness (98 vs 92).

Autofocus

Sony FE 50mm f/1.4 GM

Compared on the autofocus sub-score

Sony FE 50mm f/1.4 GM leads on af (98 vs 92).

Build

Sony FE 50mm f/1.4 GM

Compared on the build sub-score

Sony FE 50mm f/1.4 GM leads on build (96 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 $1,298).

Sony FE 50mm f/1.4 GM 96
vs
91 Tamron 28-75mm f/2.8 Di III VXD G2

Score breakdown

Sony FE 50mm f/1.4 GM
96
sharpness 98
af 98
build 96
bokeh 96
value 84
Tamron 28-75mm f/2.8 Di III VXD G2
91
sharpness 92
af 92
build 88
bokeh 0
value 96

Specs side-by-side

Sony FE 50mm f/1.4 GM versus Tamron 28-75mm f/2.8 Di III VXD G2 — full spec comparison
Spec Sony FE 50mm f/1.4 GM Tamron 28-75mm f/2.8 Di III VXD G2
Mount
Sony E
Sony E
Focal length
50 mm
28-75 mm
Aperture
▲ f/1.4 to f/16
f/2.8
Construction
14 elements / 11 groups
17 elements / 15 groups
Min focus
0.41 m
0.18 m
Filter
67 mm
67 mm
Weight
▲ 516 g
540 g

Sony FE 50mm f/1.4 GM

Pros
  • +Best 50mm AF lens for Sony E-mount
  • +Compact for f/1.4 GM glass
  • +Click-able aperture ring
Cons
  • −Premium pricing
  • −No image stabilization (relies on IBIS)
  • −No filter included

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: Sony FE 50mm f/1.4 GM vs Tamron 28-75mm f/2.8 Di III VXD G2

Which is better, Sony FE 50mm f/1.4 GM or Tamron 28-75mm f/2.8 Di III VXD G2? +

Sony FE 50mm f/1.4 GM scores 96 on our weighted rubric — ahead by 5. Your best pick depends on the sub-scores above.

Is Sony FE 50mm f/1.4 GM worth the price? +

At $1,298, Sony FE 50mm f/1.4 GM delivers a Specdex score of 96 — 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 Sony FE 50mm f/1.4 GM 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, Sony FE 50mm f/1.4 GM or Tamron 28-75mm f/2.8 Di III VXD G2? +

Sony FE 50mm f/1.4 GM — leads on sharpness (98 vs 92). Compared on the sharpness sub-score.

Which is better for autofocus, Sony FE 50mm f/1.4 GM or Tamron 28-75mm f/2.8 Di III VXD G2? +

Sony FE 50mm f/1.4 GM — leads on af (98 vs 92). Compared on the autofocus sub-score.