Best Sigma Lenses Under £800 in 2026

Its f/1.4 constant aperture and 17-element optical design with 5 ED and 3 aspherical elements produce crisp, low-light shots with suppressed chromatic aberration. A weather-sealed, splash-proof body pairs with a bundled kit including a 128GB card, filters, and flexible tripod for immediate field readiness. This lens is best for portrait and studio professionals needing a fast 28mm prime with robust build and precise depth-of-field control.

Weighing just 470g with a constant f/2.8 aperture, this lens stands out as the lightest and most compact option in its class for L-mount, aided by superb build quality and internal focusing. Its Nano Porous Coating effectively suppresses flare and ghosting, while the 67mm filter thread keeps accessory costs low. This is best for travel and portrait photographers who prioritize a lightweight kit without sacrificing low-light performance or sharpness.