Cameras Ranked

Compare any two L-Mount lenses

Pick any two of the 8 L-Mount lenses with their own page here to see them side by side in the same table our comparison pages use, every value linked to where it was published. Shown first: the Panasonic LUMIX S-S20 and the Panasonic LUMIX S-S40.

Specifications

The Panasonic LUMIX S-S20 and the Panasonic LUMIX S-S40, side by side.

SpecificationsPanasonic LUMIX S-S20Panasonic LUMIX S-S40
Focal length20 mm140 mm2
Widest aperturef/2.51f/22
Closest focus0.18 m10.3 m2
Maximum magnification0.15x10.17x2
StabilizationNo1Not stated
Weight142 g (excluding lens front cap and lens rear cap)1144 g (excluding lens front cap and lens rear cap)2
Elements111Not stated
Groups91Not stated
Weather sealedYes1Not stated

Same on both

  • Mount L-Mount1
  • Covers Full frame
  • Length 40.9 mm1
  • Diameter 69.4 mm1
  • Filter thread 62 mm1
  • Aperture blades 71

Where each value comes from

  1. Panasonic product specifications: Panasonic LUMIX S-S20, checked 2026-10-06
  2. Panasonic product specifications: Panasonic LUMIX S-S40, checked 2026-10-06

What we don't know yet

  • Stabilization for the Panasonic LUMIX S-S40: our sources don't state it yet.
  • Elements for the Panasonic LUMIX S-S40: our sources don't state it yet.
  • Groups for the Panasonic LUMIX S-S40: our sources don't state it yet.
  • Weather sealed for the Panasonic LUMIX S-S40: our sources don't state it yet.

Sources

Worked out by code, not stated by a source

  • Read from the lens name: each maker marks the sensor size a lens covers (Sony FE/E, Canon RF/RF-S, Nikon DX, Tamron Di III/Di III-A, Sigma DG/DC); every Fujifilm X lens is APS-C and every Micro Four Thirds lens is Four Thirds.

The two you pick, with the rows and rules of our comparison pages and no pick; each value links where it was published. How we build these pages

What we don't know yet

  • Stabilization for the Panasonic LUMIX S-S40: our sources don't state it yet.
  • Elements for the Panasonic LUMIX S-S40: our sources don't state it yet.
  • Groups for the Panasonic LUMIX S-S40: our sources don't state it yet.
  • Weather sealed for the Panasonic LUMIX S-S40: our sources don't state it yet.