Best wide-angle lenses for the Leica SL3
9 wide-angle lenses that fit the Leica SL3 (L-Mount) — landscapes, architecture, astro and interiors. Sorted brightest-aperture first; every spec from the manufacturer's catalog.
Start with the Sigma 20mm f/1.4 DG DN Art. At f/1.4 it is the brightest of the 9 wide-angle L-Mount lenses that fit the Leica SL3 — the full comparison is below.
Check the Sigma 20mm f/1.4 DG DN Art price on Amazon →
One limit of this table: it lists only L-Mount lenses that mount natively on the Leica SL3 — lenses fitted through an adapter are not included here. See which mounts adapt to which.
Weight & weather sealing on the Leica SL3
On long approaches the decision is often made by weight, not aperture. Manufacturer-published weights for 8 of the 9 lenses above (the other 1 has no verified weight in our dataset yet — omitted, never estimated):
| Lens | Weight | Weather sealing |
|---|---|---|
| Panasonic Lumix S 24mm f/1.8 | 310g | Weather-sealed (dust- and splash-resistant, rated to -10 °C (Panasonic)) |
| Panasonic Lumix S 18mm f/1.8 | 340g | Weather-sealed (dust- and splash-resistant, rated to -10 °C (Panasonic)) |
| Panasonic Lumix S 14-28mm f/4-5.6 Macro | 345g | Weather-sealed (dust- and splash-resistant, rated to -10 °C (Panasonic)) |
| Panasonic Lumix S 20-60mm f/3.5-5.6 | 350g | Weather-sealed (dust- and splash-resistant, rated to -10 °C (Panasonic)) |
| Panasonic Lumix S PRO 16-35mm f/4 | 500g | Weather-sealed (dust- and splash-resistant, rated to -10 °C (Panasonic)) |
| Sigma 24mm f/1.4 DG DN Art | 520g | Weather-sealed |
| Sigma 20mm f/1.4 DG DN Art | 635g | Weather-sealed |
| Sigma 14-24mm f/2.8 DG DN Art | 795g | Weather-sealed |
Packing light? The lightest here is the Panasonic Lumix S 24mm f/1.8 at 310g. The lightest weather-sealed option is the Panasonic Lumix S 24mm f/1.8 at 310g — the same lens.
Complete the kit for the Leica SL3
- The Sigma 20mm f/1.4 DG DN Art takes 82mm front filters. One 82mm set (polariser, ND) also fits every other 82mm lens you add later — see which ones. 82mm filters on Amazon →
- The Leica SL3 takes a BP-SCL6 battery (UHS-II (recommended), UHS-I, SD/SDHC/SDXC card + CFexpress card type B (recommended)) — a spare battery and the right card class are body-specific, not lens-specific. BP-SCL6 battery on Amazon →
FAQ
What is the best wide-angle lens for the Leica SL3?
Sigma 20mm f/1.4 DG DN Art (20mm f/1.4) is the standout wide-angle option that fits the Leica SL3. 9 wide-angle L-Mount lenses fit in total — compare them below.
Do these wide-angle lenses fit the Leica SL3?
Yes — every lens here is a L-Mount lens, so it fits the Leica SL3 and covers its full-frame sensor.
What is the lightest wide-angle lens for the Leica SL3?
The Panasonic Lumix S 24mm f/1.8 at 310g (manufacturer-published weight). The lightest weather-sealed option is the Panasonic Lumix S 24mm f/1.8 at 310g — the same lens. Weights for 8 of the 9 lenses on this page are in the weight table above.
Already own the Leica SL3, shopping for a spare or an upgrade? Leica SL3 on Amazon →
All lenses for the Leica SL3 · the same use across mounts: Wide-angle lenses for L-Mount · all cameras