Comparison Console
SureFire M600DF Scout Light Pro vs SureFire X400 Ultra
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
SureFire X400 Ultra stands out as the lightest option for weight, with about a 3% gap from the closest alternative. SureFire M600DF Scout Light Pro stands out as the cheapest option for retail price, with about a 56% gap from the closest alternative. SureFire M600DF Scout Light Pro stands out as the highest output option for max lumens, with about a 50% gap from the closest alternative.
Decision Signals
What stands out
SureFire M600DF Scout Light Pro stands out as the cheapest option for retail price, with about a 56% gap from the closest alternative.
SureFire X400 Ultra stands out as the most expensive option for retail price, with about a 129% gap from the closest alternative.
SureFire X400 Ultra stands out as the lightest option for weight, with about a 3% gap from the closest alternative.
SureFire M600DF Scout Light Pro stands out as the heaviest option for weight, with about a 3% gap from the closest alternative.
SureFire X400 Ultra stands out as the lowest output option for max lumens, with about a 33% gap from the closest alternative.
SureFire M600DF Scout Light Pro stands out as the highest output option for max lumens, with about a 50% gap from the closest alternative.
SureFire X400 Ultra stands out as the shortest runtime option for max runtime, with about a 17% gap from the closest alternative.
SureFire M600DF Scout Light Pro stands out as the longest runtime option for max runtime, with about a 20% gap from the closest alternative.
Specification Profile
Relative dimensions at a glance
Each axis is normalized against the largest raw value among the products in this comparison. Farther outward means a larger value, not necessarily a better result. Axes with an unverified value are omitted.
Price & carry
Retail price
US$349Cheapest
US$799Most expensive
Weight
146 g (5.15 oz)Heaviest
142 g (5.01 oz)Lightest
Length
141 mm (5.55 in)Longest
94 mm (3.70 in)Shortest
Output
Max lumens
1500 lmHighest output
1000 lmLowest output
Max candela
16000 cdHighest candela
11300 cdLowest candela
Beam distance
250 m (820 ft)Highest
213 m (699 ft)Lowest
Max runtime
90 minLongest runtime
75 minShortest runtime
Power & durability
Battery type
SF18650B rechargeable or two 123A lithium
2 x CR123A
Charging type
Proprietary cradle charging for SF18650B battery (battery must be removed to charge)
Unknown
Rechargeable
Yes
Unknown
IP rating
IPX7
IPX4
Impact resistance
Unknown
Unknown
Material
Mil-Spec hard-anodized aluminum with tempered glass window
Mil-Spec hard-anodized aerospace aluminum
Use case profile
Best for
Tactical Close To Long Range ApplicationsWeapon Mounted Tactical UseSituational Awareness In Low Light Environments
Weapon Mounted Tactical Illumination And AimingLaw EnforcementMilitaryHome DefenseSelf Defense Applications
Common praise
High Quality, Rugged Construction Suitable For Combat Like ConditionsBright 1,500 Lumen Output With Balanced Beam ProfileDual Fuel Capability With Included Rechargeable Sf18650b Battery Or Two 123a Lithium BatteriesSecure And Quick Mounting With M75 Thumbscrew MountEffective Balance Of Reach And Spill Light For Situational AwarenessRelatively Lightweight At 146 Grams
High Output 1000 Lumens With Smooth Hybrid Beam ProfileHighly Visible Laser (red Or Green) That Rarely Needs Re ZeroingDurable Mil Spec Hard Anodized Aluminum ConstructionAmbidextrous, Intuitive SwitchingReliable Zero Retention And Rugged Design
Common complaints
Requires Removal Of Battery For Charging Via Proprietary CradleBeam Throw Limited To Approximately 250 Meters, Less Than Specialized Throw Focused Weapon LightsHigher Cost Compared To Some Budget Weapon Lights
High Retail PriceLaser Brightness Might Not Be Intense Enough For Some UsersActivation Switch Could Feel Less TactileSome Bulkiness For Concealed Carry
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