Duty Arms IndexDuty Arms Index
Weapon light evaluation memo: Streamlight TLR-7 X vs SureFire X300 Ultra (X300U)
| Version compared | Streamlight TLR-7 XStreamlight TLR-7 X | SureFire X300 Ultra (X300U)SureFire X300U-B (T-slot thumbscrew) |
|---|---|---|
| Made for | Not published | Not published |
| Mount | Rail-grip clamp securely attaches/detaches without putting your hands in front of the muzzle [1] | T-slot thumbscrew clamp attaches securely to Universal and Picatinny rails found on most handguns. [2] |
| Pistol fitment (maker's stated) | Not published | Not published |
| Output | 725 lumens [1] | 1,000 lumens [2] |
| Peak beam intensity | 9,500 candela [1] | 11,300 candela [2] |
| Beam distance | 195 meters [1] | 213 meters [2] |
| Runtime (maker's stated) | 1.00 hours [1] | 1.25 hours [2] |
| Test standard (as stated) | Not published | Not published |
| Laser | Not published | Not published |
| Battery | SL-B9 Rechargeable Battery Pack, CR123A Lithium [1] | Two 123A (incl.) [2] |
| Switch / activation | Ambidextrous rear paddle switches with HIGH and LOW options [1] | Ambidextrous push/toggle [2] |
| Remote / pressure switch options | Not published | Accepts optional pressure-activated DG and XT remote switches [2] |
| Length | 2.58 inches (6.55 centimeters) [1] | 3.76 in (9.55 cm) [2] |
| Weight | 2.64 ounces (74.84 grams) [1] | 4.1 oz (116 g) [2] |
| Body material | Not published | Aluminum [2] |
| Water rating (maker's stated) | IPX7 waterproof to 1m for 30 minutes [1] | IPX7 [2] |
| Maker list price | Not published | $379.00 - $399.00 [2] |
| Agencies issuing (current entry) | 5 of 50 agencies with a sourced weapon light | 5 of 50 agencies with a sourced weapon light |
| Most common host weapon | Glock G45 MOS (4) | Glock G17 Gen5 (1) |
Notices
No recalls, safety statements or agency actions on file for either model.
Sources
- [1] TLR-7 X. Streamlight. Accessed Oct 11, 2026. https://www.streamlight.com/products/detail/tlr-7-x (archive: https://web.archive.org/web/2026/https://www.streamlight.com/products/detail/tlr-7-x)
- [2] X300U-B WeaponLight. SureFire. Accessed Oct 11, 2026. https://www.surefire.com/x300u-b-weaponlight/ (archive: https://web.archive.org/web/2026/https://www.surefire.com/x300u-b-weaponlight/)