Best Pick

Sigma Contemporary 18-50mm f/2.8 DC DN 18-50mm

96.1 Travel Score
18-50mmf/22Sony EWeather Sealed
Why we recommend this

A constant f/2.8 aperture across the 18-50mm zoom range is packed into a weather-sealed body weighing just 290g, making it exceptionally portable for APS-C mirrorless systems. Its stepping motor delivers fast, quiet autofocus and the 4.8-inch minimum focus distance enables 1:2.8 magnification macro-style close-ups. This lens is best for travel photographers and hybrid shooters who need a lightweight, versatile standard zoom without sacrificing low-light capability.

View Details & Prices

Great Alternatives

These options also score highly and may better suit your specific needs

Sigma 723-306 135-400mm

55.2 Travel Score
135-400mmf/4.5Nikon F
Why we recommend this

A 135-400mm f/4.5-5.6 zoom lens with 1 aspherical and 3 ED elements delivers super-telephoto reach in a compact 104-gram body. Its minimal weight makes it practical for all-day handheld shooting without the bulk of typical telephoto zooms. It’s best for street photographers needing a discreet, lightweight super-telephoto lens for candid captures.

View Details & Prices

Sigma Art 20mm f/1.4 DG DN 20mm

51.5 Travel Score
20mmf/16Sony EWeather Sealed
Why we recommend this

The f/1.4 maximum aperture and 17-element optical design with SLD and aspherical glass deliver sharp, corner-to-corner ultrawide views with strong low-light performance. Its weather-sealed, 630g magnesium body and 11-blade diaphragm produce smooth bokeh and durable handling, while a dedicated manual focus lock and lens heater retainer make it purpose-built for astrophotography. This lens is best for astrophotographers and landscape shooters who need a fast, wide prime for capturing night skies and expansive scenes.

View Details & Prices

Sigma APO DG OS HSM 737306 150-500mm

41 Travel Score
150-500mmf/5Nikon FIS
Why we recommend this

Covering a 150-500mm focal length with 4-stop optical stabilization, this lens delivers handheld reach for full-frame Sony A-mount bodies. The HSM autofocus is quiet and responsive, while three ED elements with multi-layer coating help control aberrations at the variable f/5-6.3 aperture. It’s best suited for outdoor wildlife and sports enthusiasts needing an affordable super-telephoto zoom without sacrificing stabilization.

View Details & Prices

Sigma EX DG 15mm f/2.8 Diagonal Fisheye 15mm

30.3 Travel Score
15mmf/2.8Canon EF
Why we recommend this

Its 180-degree diagonal field of view on full-frame sensors and a close 150mm minimum focus distance enable dramatic, distorted perspectives with subjects nearly touching the front element. The constant f/2.8 aperture and lightweight 370g build make it a practical, creative tool without the bulk of modern ultra-wide zooms. This lens is best for wedding and underwater photographers seeking an affordable, auto-focus fisheye to produce artistic, eye-catching images.

View Details & Prices