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AF 135mm F1.8 LAB FE

Viltrox

AF 135mm F1.8 LAB FE

Sony E Mount

AF 135mm F1.8 LAB FE — 135mm f/1.8 for Sony E, a popular choice in the viltrox lineup.

$999

Launch price

Released Sep 2024

vs

Viltrox

AF 75mm F1.2 FE

Sony E Mount

AF 75mm F1.2 FE — 75mm f/1.2 for Sony E, a popular choice in the viltrox lineup.

$539

Launch price

Released Mar 2023

AF 135mm F1.8 LAB FE is 1.5 years newer.

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Wins

2categories

AF 135mm F1.8 LAB FE

PortraitSports & Action

Wins

5categories

AF 75mm F1.2 FE

PortraitSports & Action

1 categories tied

Which would you choose?

TL;DR — Key differences

AF 135mm F1.8 LAB FE wins 1 categories·AF 75mm F1.2 FE wins 4 categories
  • AAF 135mm F1.8 LAB FE has higher Max magnification (0.25 × vs 0.1 ×)
  • BAF 75mm F1.2 FE has lower Weight (585 g vs 1235 g)
  • BAF 75mm F1.2 FE has lower Max aperture (Wide) (f/1.2 vs f/1.8)
  • BAF 75mm F1.2 FE has lower Max aperture (Tele) (f/1.2 vs f/1.8)
  • BAF 75mm F1.2 FE has lower Length (101 mm vs 145.7 mm)

Key specs at a glance

AF 135mm F1.8 LAB FEAF 75mm F1.2 FE
Focal Length135 mm75 mm
Max Aperturef/1.8f/1.2
MountSony ESony E
CoverageFull-FrameFull Frame
StabilizationNoNo
Weight1235 g585 g
Min Focus72 cm80 cm
Filter Size82 mm67 mm

Size and weight, to scale

AF 135mm F1.8 LAB FE shown to scale

AF 135mm F1.8 LAB FE

93 × 146 mm

1235 g (2.72 lb / 43.56 oz)

Credit card shown to scale as a size reference (ISO 7810, 85.6 × 54 mm)

Credit card

85.6 × 54 mm

for scale

AF 75mm F1.2 FE

82 × 101 mm

585 g (1.29 lb / 20.64 oz)

AF 135mm F1.8 LAB FE is 45mm longer and 11mm wider than AF 75mm F1.2 FE.

AF 135mm F1.8 LAB FE is 650 g heavier than AF 75mm F1.2 FE.

Diameter (⌀) is the maximum barrel width; length is measured from the mount to the front of the lens.

Use-case scoring

Which one for what?

Algorithmic scores from verified specs · 10 = best in class

Use caseAF 135mm F1.8 LAB FEAF 75mm F1.2 FE
Portrait
9.0Excellent
9.0Excellent
Sports & Action
6.5Good
6.5Good
Video & Hybrid
4.5Fair
3.5Limited
Landscape
4.0Fair
4.0Fair
Travel
2.0Limited
3.5Limited
Wildlife
3.0Limited
2.0Limited
Macro & Close-up
2.0Limited
0.0Limited

Why pick one over the other

Reasons to choose the AF 135mm F1.8 LAB FE

  • Special elements

    Adds 2 Aspherical, 2 ED, 2 HR

  • Control ring

    Only AF 135mm F1.8 LAB FE supports it

  • Max magnification

    0.25 × vs 0.1 × — higher is better

  • Min focus distance

    72 cm vs 80 cm — lower is better

Reasons to choose the AF 75mm F1.2 FE

  • Special elements

    Adds 1 Aspherical, 3 ED, 3 HR

  • Weight

    585 g vs 1235 g — lower is better

  • Max aperture (Wide)

    f/1.2 vs f/1.8 — lower is better

  • Max aperture (Tele)

    f/1.2 vs f/1.8 — lower is better

  • Length

    101 mm vs 145.7 mm — lower is better

  • Diameter

    82 mm vs 93 mm — lower is better

Shared specifications

Internal focus

Both support internal focus

Weather sealing

Both support weather sealing

Pros & cons at a glance

Editorially curated highlights and trade-offs.

AF 135mm F1.8 LAB FE

Pros

  • Prime design typically delivers strong sharpness and lighter weight
  • Weather-sealed construction for outdoor shooting
  • Native Sony E mount compatibility

Cons

  • Third-party or older alternatives may offer better value

AF 75mm F1.2 FE

Pros

  • Bright f/1.2 aperture for low light and subject separation
  • Prime design typically delivers strong sharpness and lighter weight
  • Native Sony E mount compatibility

Cons

  • Third-party or older alternatives may offer better value

Decided which one is right for you?

Compare live prices for the AF 135mm F1.8 LAB FE and AF 75mm F1.2 FE at major authorized retailers.

Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.

Full specifications

= category winner

AF 135mm F1.8 LAB FE
AF 75mm F1.2 FE
Focal length (Min)
135 mm
75 mm
Focal length (Max)
135 mm
75 mm
Max aperture (Wide)
f/1.8
f/1.2+1.2 stops wider
Max aperture (Tele)
f/1.8
f/1.2+1.2 stops wider
Elements
14
12
Groups
9
10
Special elements
2 Aspherical, 2 ED, 2 HR
1 Aspherical, 3 ED, 3 HR
AF 135mm F1.8 LAB FE
AF 75mm F1.2 FE
Min focus distance
72 cm−8 cm less
80 cm
Max magnification
0.25 ×2.5× more
0.1 ×
Autofocus motor
Linear STM
STM stepping motor
Internal focus
Yes
Yes
AF 135mm F1.8 LAB FE
AF 75mm F1.2 FE
Optical stabilization
No
No
OIS effectiveness
0 stops
0 stops
AF 135mm F1.8 LAB FE
AF 75mm F1.2 FE
Weight
1235 g
585 g−650 g less
Length
145.7 mm
101 mm−45 mm less
Diameter
93 mm
82 mm−11 mm less
Filter thread size
82 mm
67 mm
Weather sealing
Yes
Yes
Diaphragm blades
11
11
AF 135mm F1.8 LAB FE
AF 75mm F1.2 FE
Lens mount
Sony E
Sony E
Format coverage
Full-Frame
Full Frame

Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.