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Sony E-mount lenses

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Nikon Z-mount lenses

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Canon RF-mount lenses

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  • Viltrox
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  • Wide
  • Standard
  • Short Telephoto
  • Telephoto
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  • Macro

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Leica APO-Summicron-SL 50 f/2 ASPH. vs Viltrox AF 50mm F2.0 Air L (L-Mount)

Key differences

  • —The AF 50mm F2.0 Air L (L-Mount) is 535g lighter (205g vs 740g).
  • —At launch the AF 50mm F2.0 Air L (L-Mount) cost $4,296 less ($199 vs $4,495).
  • —For close-ups the APO-Summicron-SL 50 f/2 ASPH. reaches 0.20× vs 0.11×.

Which to choose

  • APO-Summicron-SL 50 f/2 ASPH.

    Choose it for:

    • +The best close-ups: 0.20× magnification
    • +Weather sealing
  • AF 50mm F2.0 Air L (L-Mount)

    Choose it for:

    • +The lightest option: 205g, 535g less than the next
    • +The lowest launch price: $199, $4,296 less

Computed from published specs, confirmed launch prices and, where every lens has at least two reviews, review scores.

Leica
APO-Summicron-SL 50 f/2 ASPH.
Leica APO-Summicron-SL 50 f/2 ASPH.
APO-SUMMICRON-
Viltrox
AF 50mm F2.0 Air L (L-Mount)
Viltrox AF 50mm F2.0 Air L (L-Mount)
AIR
Mount
L-Mount (FF)
L-Mount (FF)
Focal length
50mm
50mm
Max aperture
F2
F2
Weight
740g
205g◆
Dimensions ⌀ × L
73.0 × 102.0mm
65.1 × 54.4mm
Volume
427 cm³
181 cm³◆
Density
1.73 g/cm³
1.13 g/cm³
Filter thread
⌀67mm
⌀58mm
Min focus
0.35m◆
0.51m
Max magnification
0.20×◆
0.11×
Elements / groups
12 / 10
13 / 9
Aperture blades
Not published
9
Focus drive
Stepping motors (Dual Syncro Drive)
STM (Lead Screw)
Stabilisation
—
—
Weather sealed
Yes
—
Aperture ring
—
—
Released
2019
2026
MSRP (USD)
$4,495
$199◆
Sharpness
9.6◆
8.6
Bokeh Rendering
8.9◆
7.3
Autofocus Speed
8.6◆
7.3
Flare Resistance
8.5◆
6.7
Build / Sealing
9.4◆
6.8
Value / Size
6.5
9.3◆
SHARPBOKEHAFFLAREBUILDVALUE

Performance overlay

  • APO-Summicron-SL 50 f/2 ASPH.
  • AF 50mm F2.0 Air L (L-Mount)

◆ marks the best value in a row. Scores are 0–10 editorial ratings.