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Duty Arms Index

Weapon light evaluation memo: SureFire X300 Ultra (X300U) vs SureFire X300 Turbo (X300T)

Prepared Oct 11, 2026 from Duty Arms Index; agency data as of Oct 11, 2026. Specs as published by each maker, checked Oct 11, 2026.

Live page, sources and updates
Version comparedSureFire X300 Ultra (X300U)SureFire X300U-A (Lever Latch / Rail-Lock)SureFire X300 Turbo (X300T)SureFire X300T-A Turbo
Made forNot publishedNot published
MountLever Latch system permits rapid attachment to and removal from rails on pistols or rifles [1]The X300T-A Lever Latch attachment system permits secure, rapid attachment to and easy removal from Universal and Picatinny accessory rails [2]
Pistol fitment (maker's stated)Attaches securely to both Universal and Picatinny accessory rails [1]Not published
Output1,000 lumens [1]650 lumens [2]
Peak beam intensity11,300 candela [1]66,000 candela [2]
Beam distance213 meters [1]514 meters [2]
Runtime (maker's stated)1.25 hours [1]1.5 hours [2]
Test standard (as stated)Not publishedNot published
LaserNot publishedNot published
BatteryTwo 123A lithium (incl.) [1]Two 123A lithium (incl.) [2]
Switch / activationAmbidextrous push/toggle [1]Ambidextrous push / toggle [2]
Remote / pressure switch optionsAccepts optional pressure-activated DG and XT remote switches [1]Accepts optional pressure-activated DG and XT remote switches [2]
Length3.76 in (9.55 cm) [1]3.76 in (9.55 cm) [2]
Weight4.0 oz (113 g) [1]4.4 oz (124.7 g) [2]
Body materialAluminum [1]Aluminum [2]
Water rating (maker's stated)IPX7 waterproof to 1 meter for 30 minutes [1]IPX7 [2]
Maker list price$379.00 - $399.00 [1]$379.00 - $399.00 [2]
Agencies issuing (current entry)5 of 50 agencies with a sourced weapon light4 of 50 agencies with a sourced weapon light
Most common host weaponGlock G17 Gen5 (1)Glock G45 (1)

Notices

No recalls, safety statements or agency actions on file for either model.

Sources

  1. [1] X300U-A WeaponLight. SureFire. Accessed Oct 11, 2026. https://www.surefire.com/x300u-a-weaponlight/ (archive: https://web.archive.org/web/2026/https://www.surefire.com/x300u-a-weaponlight/)
  2. [2] X300T WeaponLight. SureFire. Accessed Oct 11, 2026. https://www.surefire.com/x300t-weaponlight/ (archive: https://web.archive.org/web/2026/https://www.surefire.com/x300t-weaponlight/)

Not a recommendation. Duty Arms Index records what agencies issue and what makers publish; it does not test, rate or endorse equipment. Specs are copied as published by each maker for the version named and can change without notice; output, battery-life and water figures are the maker's own and may use different test conditions. Verify with the manufacturer before purchase or policy decisions. Agency counts cover agencies with a sourced entry in the index, not all US agencies.

https://dutyarmsindex.com/compare/lights/surefire-x300u-vs-surefire-x300t