These are the best Sony lenses for low light when you want clean high-ISO files, fast and reliable autofocus, and creamy subject separation for night streets, weddings, concerts, indoor sports, and astro—and here’s what to look for as you buy: prioritize fast apertures (ƒ1.2–ƒ1.8 for primes; constant ƒ2.8 for zooms), strong wide-open performance (contrast and axial CA control), quiet linear AF that locks in dim scenes, stabilization strategy (OSS on lens or IBIS in body), minimal focus breathing if you film, weather sealing for rainy nights, shared filter sizes for one VND, and close-focus for bigger bokeh at the same framing; keep firmware current so Eye AF and breathing compensation behave in the dark. Full-frame prime heroes: FE 50mm ƒ1.2 GM (blazing AF, gorgeous bokeh, low-light monster), FE 50mm ƒ1.4 GM (lighter, equally confident), FE 35mm ƒ1.4 GM (street and documentary with dramatic separation), FE 24mm ƒ1.4 GM (environmental night scenes, blue-hour cityscapes), FE 20mm ƒ1.8 G (threaded travel/astro sweetheart), and FE 85mm ƒ1.4 GM (portrait staple with plush blur); for maximum light gulp with a unique look, the FE 100mm ƒ2.8 STF GM OSS gives velvety bokeh (transmission ~T5.6—use where light allows). Astro and wide-open nightscapes excel with FE 14mm ƒ1.8 GM (disciplined corners) and the FE 20mm ƒ1.8 G; pair either with the FE 35/1.4 GM for luminous street sets. Low-light zoom workhorses: FE 24–70mm ƒ2.8 GM II (fast, sharp, great close-focus for detail B-roll), FE 70–200mm ƒ2.8 GM OSS II (indoor courts/stage with excellent OSS), and FE 20–70mm ƒ4 G when you need stabilized range and modern AF at smaller size—lean on IBIS and smart noise handling. Budget-friendly full-frame options: FE 35mm ƒ1.8, FE 50mm ƒ1.8, FE 85mm ƒ1.8—lighter on the wallet and strong at wide apertures once you learn their sweet spots. APS-C shooters get premium low-light speed with E 15mm ƒ1.4 G (street/landscape hybrid), E 11mm ƒ1.8 (ultra-wide for tight interiors), E 35mm ƒ1.8 OSS and E 50mm ƒ1.8 OSS (stabilized storytellers), plus the E 24mm ƒ1.8 ZA for a crisp 36-eq normal; for zoom convenience indoors, the E 16–55mm ƒ2.8 G is a pro-sharp mid-range. Practical buyer tips: build a two-prime spine you love (24/1.4 + 50/1.4 or 35/1.4 + 85/1.4) and add a 24–70/2.8 for flexibility; if you shoot people in motion or concerts, favor GM/G lenses with linear motors for hit rate; if you mix stills/video, test breathing (the 35/1.4 GM, 50/1.4 GM, and 24–70/2.8 GM II are well-behaved) and standardize front diameters for one high-quality VND; on older non-IBIS bodies, prefer OSS teles and keep shutter speeds honest. Low-light shooting tips: use Eye AF, expose for faces and let highlights clip gracefully, work near wide open and stop 1/3–2/3 stop for eyelash-sharp results, run Manual or TAv with Auto-ISO to lock motion (≈1/125–1/250s for people; 1/500s+ for action), lean on IBIS/OSS for static handhelds, and for astro follow the 500-rule/300-rule, focus via magnification on a bright star, and add a slight stop-down if corners need discipline. Whether you’re capturing candlelit vows, neon-soaked streets, indoor hoops, or the Milky Way, the best Sony low-light lenses combine big apertures, disciplined aberration control, and quiet, confident AF—so your night images stay sharp, clean, and beautifully separated.