Duty Arms IndexSureFire X300 Ultra (X300U) vs Streamlight TLR-7 X
Data coverage: Adoption is based on 51 agencies in the Duty Arms Index with a current, sourced weapon light entry; SWAT / tactical-unit entries are not counted. Counts include only current entries with a public source; agencies not yet in the index, or without a sourced entry for this item, are not counted, so treat shares as a picture of the Duty Arms Index, not of every agency. These counts cover US agencies only; agencies outside the US are not included here (see agencies by country). Data last updated Oct 11, 2026.
SureFire X300 Ultra (X300U)
SureFire X300U-A (Lever Latch / Rail-Lock)
- Agencies (current entry)
- 6
- Share of agencies with a sourced weapon light
- 11.8%
Streamlight TLR-7 X
Streamlight TLR-7 X
- Agencies (current entry)
- 5
- Share of agencies with a sourced weapon light
- 9.8%
Maker specs, side by side
Print evaluation memoValues are copied exactly as each maker publishes them, with a numbered source for each; we don't test, convert units or rate anything. “Not published” means the maker's current spec page or manual doesn't list it. Columns are in order of agency count in the index, not preference. Shaded rows differ.
| Version shown | SureFire X300 Ultra (X300U)SureFire X300U-A (Lever Latch / Rail-Lock)14 of 17 fields publishedX300U-A (Lever Latch / Rail-Lock)X300U-B (T-slot thumbscrew) | Streamlight TLR-7 XStreamlight TLR-7 X10 of 17 fields published |
|---|---|---|
| Mounting | ||
| Made forHandgun or long gun, as the maker positions it. | Not published | Not published |
| Mount | Lever Latch system permits rapid attachment to and removal from rails on pistols or rifles[1] | Rail-grip clamp securely attaches/detaches without putting your hands in front of the muzzle[2] |
| Pistol fitment (maker's stated)The maker's own fit statement or included rail keys; check the maker's fit guide for your exact pistol. | Attaches securely to both Universal and Picatinny accessory rails[1] | Not published |
| Output | ||
| Output | 1,000 lumens[1] | 725 lumens[2] |
| Peak beam intensity | 11,300 candela[1] | 9,500 candela[2] |
| Beam distance | 213 meters[1] | 195 meters[2] |
| Runtime (maker's stated) | 1.25 hours[1] | 1.00 hours[2] |
| Test standard (as stated)Shown only where the maker names a standard such as ANSI/PLATO FL1. | Not published | Not published |
| Laser | Not published | Not published |
| Power | ||
| Battery | Two 123A lithium (incl.)[1] | SL-B9 Rechargeable Battery Pack, CR123A Lithium[2] |
| Controls | ||
| Switch / activation | Ambidextrous push/toggle[1] | Ambidextrous rear paddle switches with HIGH and LOW options[2] |
| Remote / pressure switch options | Accepts optional pressure-activated DG and XT remote switches[1] | Not published |
| Physical | ||
| Length | 3.76 in (9.55 cm)[1] | 2.58 inches (6.55 centimeters)[2] |
| Weight | 4.0 oz (113 g)[1] | 2.64 ounces (74.84 grams)[2] |
| Body material | Aluminum[1] | Not published |
| Water rating (maker's stated) | IPX7 waterproof to 1 meter for 30 minutes[1] | IPX7 waterproof to 1m for 30 minutes[2] |
| Price | ||
| Maker list price | $379.00 - $399.00[1] | Not published |
| Maker notes | — | Output, intensity and runtime are the maker's SL-B9 figures; with CR123A the maker states 550 lumens, 7,200 candela, 170 m, 1.5 hours. Weight is with SL-B9. |
Specs checked against the maker's page on Oct 11, 2026. Makers revise pages; confirm with the manufacturer before purchase. Spotted an error? Send a correction with a source. How we compile specs.
Agency adoption
SureFire X300 Ultra (X300U)
6 agencies with a current, sourced entry (11.8% of 51 agencies with a sourced weapon light).
On a pistol: 5 · on a long gun: 1
Mounted on (weapon, agencies): Glock G17 Gen5 (1), Glock G17 Gen6 (1), Glock G45 (1), Glock G45 Gen5 MOS (1).
Streamlight TLR-7 X
5 agencies with a current, sourced entry (9.8% of 51 agencies with a sourced weapon light).
On a pistol: 5 · on a long gun: 0
Mounted on (weapon, agencies): Glock G45 MOS (4), Glock G45 Gen6 (1), Glock G47 MOS (1).
Counts are agencies (not officers or units) with a current entry backed by a public source; SWAT / tactical-unit entries are not counted. 51 agencies have any sourced weapon light in the index.
Notices
Recalls, safety statements and agency actions, dated and linked to the original document. Listed the same way for every maker; facts only, no commentary.
SureFire X300 Ultra (X300U)
No notices on file.
Streamlight TLR-7 X
No notices on file.
We add notices only with a primary document.
Sources
- [1] X300U-A WeaponLight · SureFire · accessed Oct 11, 2026 · archive
- [2] TLR-7 X · Streamlight · accessed Oct 11, 2026 · archive