Checked todayCloud Defensive
REIN Dual Fuel REINDF
1,100 lm533 m18650IPX8
X300 Ultra X300U-A
Industry-standard 1000-lumen pistol weapon light with rail-mount for Picatinny and Glock. Trusted by U.S. military and law enforcement worldwide — the duty-grade pistol light that defined the category.
Amazon: 4.5/5 (508 ratings)
Verdict
Strengths
- Insufficient data for assessment
Trade-offs
- Slightly heavy for everyday pocket carry
- No lockout mode to prevent accidental activation
- No pocket clip included
- No built-in charging — external charger required
Score Breakdown
Our algorithm scores every flashlight across six profiles. Select a profile to see which metrics drive the result. How we score →
Overall score
Buyer trust, value, raw performance, and build quality.
Amazon Trust35%Buyer social proof from Amazon — 60% star rating + 40% review volume. High stars with few reviews score lower than solid ratings with lots of buyers.63
Star Rating60%4.5 / 567
Review Volume40%508 ratings59
Value25%How much performance you get per dollar.60
Performance Blend55%60
Max Lumens40%1,000 lm59
High Runtime30%1.5 hr56
Peak Candela30%20,000 cd65
Performance25%Blend of lumens, candela, throw distance, and high-mode runtime.61
Max Lumens35%1,000 lm59
Peak Candela25%20,000 cd65
Beam Distance20%283 m66
High Runtime20%1.5 hr56
Durability15%IP waterproof rating and impact resistance.64 / 10064
Formula v1 · select a profile above · nested rows show what feeds each composite
Performance
Max Lumens1,000
Sustained Lumens500
Candela20,000
Beam Distance283 m
Beam Patternflood
CRI—
Turbo Stepdown—
Hardware
BatteryCR123A
Rechargenone
ReplaceableYes
LED—
Weight136.0g
Length93.0mm
Head37.0mm
Features
IP RatingIPX7
Impact Resist.1.5m
MaterialAluminum
StrobeNo
LockoutNo
MemoryNo
Magnetic TailNo
Ready to buy the SureFire X300 Ultra?
$341.00
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Common Questions
Is the SureFire X300 Ultra waterproof?
Yes, the SureFire X300 Ultra has a IPX7 waterproof rating, making it suitable for use in rain and wet conditions.
What battery does the SureFire X300 Ultra use?
The SureFire X300 Ultra uses CR123A batteries.
How far can the SureFire X300 Ultra throw?
The SureFire X300 Ultra has a maximum beam distance of 283 meters (928 feet) with 20,000 candela.
How bright is the SureFire X300 Ultra?
The SureFire X300 Ultra produces up to 1,000 lumens on its highest mode.
How much does the SureFire X300 Ultra weigh?
The SureFire X300 Ultra weighs 136.0g (4.8 oz). It is 93.0mm long.
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