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Samyang

AF 24mm F1.8 FE

Sony E Mount

AF 24mm F1.8 FE — 24mm f/1.8 for Sony E, a popular choice in the samyang lineup.

$399

Launch price

Released Sep 2020

vs

Sony

FE 50mm F1.2 GM

Sony E Mount

Exquisite resolution and dreamy bokeh combine in a masterful f/1.2 prime.

$1,999

Launch price

Released Mar 2021

FE 50mm F1.2 GM is 6 months newer.

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Wins

4categories

AF 24mm F1.8 FE

Sports & ActionPortrait

Wins

3categories

FE 50mm F1.2 GM

PortraitSports & Action

1 categories tied

Which would you choose?

TL;DR — Key differences

AF 24mm F1.8 FE wins 3 categories·FE 50mm F1.2 GM wins 2 categories
  • AAF 24mm F1.8 FE has lower Weight (230 g vs 778 g)
  • AAF 24mm F1.8 FE has lower Min focus distance (25 cm vs 40 cm)
  • AAF 24mm F1.8 FE has lower Length (70.5 mm vs 108 mm)
  • BFE 50mm F1.2 GM has lower Max aperture (Wide) (f/1.2 vs f/1.8)
  • BFE 50mm F1.2 GM has lower Max aperture (Tele) (f/1.2 vs f/1.8)

Key specs at a glance

AF 24mm F1.8 FEFE 50mm F1.2 GM
Focal Length24 mm50 mm
Max Aperturef/1.8f/1.2
MountSony ESony E
CoverageFull FrameFull Frame
StabilizationNoNo
Weight230 g778 g
Min Focus25 cm40 cm
Filter Size58 mm72 mm

Size and weight, to scale

AF 24mm F1.8 FE

65 × 71 mm

230 g (0.51 lb / 8.11 oz)

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

Credit card

85.6 × 54 mm

for scale

FE 50mm F1.2 GM

87 × 108 mm

778 g (1.72 lb / 27.44 oz)

AF 24mm F1.8 FE is 38mm shorter and 22mm narrower than FE 50mm F1.2 GM.

AF 24mm F1.8 FE is 548 g lighter than FE 50mm F1.2 GM.

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 24mm F1.8 FEFE 50mm F1.2 GM
Portrait
6.0Good
9.0Excellent
Sports & Action
6.5Good
6.5Good
Video & Hybrid
3.5Limited
4.5Fair
Landscape
5.0Fair
3.0Limited
Travel
5.0Fair
2.0Limited
Wildlife
1.0Limited
3.0Limited
Macro & Close-up
1.5Limited
0.0Limited

Why pick one over the other

Reasons to choose the AF 24mm F1.8 FE

  • Special elements

    Adds 2 Aspherical, 1 HR, 1 ED

  • Weight

    230 g vs 778 g — lower is better

  • Min focus distance

    25 cm vs 40 cm — lower is better

  • Length

    70.5 mm vs 108 mm — lower is better

  • Diameter

    65 mm vs 87 mm — lower is better

Reasons to choose the FE 50mm F1.2 GM

  • Special elements

    Adds 3 XA (extreme aspherical)

  • Weather sealing

    Only FE 50mm F1.2 GM supports it

  • Control ring

    Only FE 50mm F1.2 GM supports it

  • Custom function button

    Only FE 50mm F1.2 GM supports it

  • 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

  • Max magnification

    0.17 × vs 0.13 × — higher is better

Shared specifications

Internal focus

Both support internal focus

Pros & cons at a glance

Editorially curated highlights and trade-offs.

AF 24mm F1.8 FE

Pros

  • Prime design typically delivers strong sharpness and lighter weight
  • Lightweight design easy to carry all day
  • Native Sony E mount compatibility

Cons

  • Third-party or older alternatives may offer better value

FE 50mm F1.2 GM

Pros

  • Outstanding sharpness wide open at f/1.2
  • Stunningly smooth, circular bokeh with 11 aperture blades
  • Extremely quiet and fast autofocus tracking
  • Manageable size and weight for an f/1.2 lens

Cons

  • Expensive investment for a single focal length
  • Heavy compared to standard f/1.8 options
  • Some visible vignetting wide open

Decided which one is right for you?

Compare live prices for the AF 24mm F1.8 FE and FE 50mm F1.2 GM 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 24mm F1.8 FE
FE 50mm F1.2 GM
Focal length (Min)
24 mm
50 mm
Focal length (Max)
24 mm
50 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
8
14
Groups
6
10
Special elements
2 Aspherical, 1 HR, 1 ED
3 XA (extreme aspherical)
AF 24mm F1.8 FE
FE 50mm F1.2 GM
Min focus distance
25 cm−15 cm less
40 cm
Max magnification
0.13 ×
0.17 ×+31%
Autofocus motor
Linear STM
XD Linear Motors
Internal focus
Yes
Yes
AF 24mm F1.8 FE
FE 50mm F1.2 GM
Optical stabilization
No
No
OIS effectiveness
0 stops
0 stops
AF 24mm F1.8 FE
FE 50mm F1.2 GM
Weight
230 g−548 g less
778 g
Length
70.5 mm−38 mm less
108 mm
Diameter
65 mm−22 mm less
87 mm
Filter thread size
58 mm
72 mm
Weather sealing
No
Yes
Diaphragm blades
9
11
AF 24mm F1.8 FE
FE 50mm F1.2 GM
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.