Comparison Console
SureFire M640DFT Turbo Scout Light Pro vs SureFire Maximus
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
SureFire M640DFT Turbo Scout Light Pro stands out as the lightest option for weight, with about a 20% gap from the closest alternative. SureFire M640DFT Turbo Scout Light Pro stands out as the cheapest option for retail price, with about a 15% gap from the closest alternative. SureFire Maximus stands out as the highest output option for max lumens, with about a 43% gap from the closest alternative.
Decision Signals
What stands out
SureFire M640DFT Turbo Scout Light Pro stands out as the cheapest option for retail price, with about a 15% gap from the closest alternative.
SureFire Maximus stands out as the most expensive option for retail price, with about a 18% gap from the closest alternative.
SureFire M640DFT Turbo Scout Light Pro stands out as the lightest option for weight, with about a 20% gap from the closest alternative.
SureFire Maximus stands out as the heaviest option for weight, with about a 25% gap from the closest alternative.
SureFire M640DFT Turbo Scout Light Pro stands out as the lowest output option for max lumens, with about a 30% gap from the closest alternative.
SureFire Maximus stands out as the highest output option for max lumens, with about a 43% gap from the closest alternative.
SureFire Maximus stands out as the shortest runtime option for max runtime, with about a 45% gap from the closest alternative.
SureFire M640DFT Turbo Scout Light Pro stands out as the longest runtime option for max runtime, with about a 83% 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$399Cheapest
US$469Most expensive
Weight
156 g (5.50 oz)Lightest
195 g (6.88 oz)Heaviest
Length
150 mm (5.91 in)Longest
108.6 mm (4.28 in)Shortest
Output
Max lumens
700 lmLowest output
1000 lmHighest output
Max candela
100000 cdHighest candela
4100 cdLowest candela
Beam distance
632 m (2073 ft)Highest
128 m (420 ft)Lowest
Max runtime
165 minLongest runtime
90 minShortest runtime
Power & durability
Battery type
One SF18650 rechargeable or two CR123A lithium primary batteries
Integrated lithium-ion rechargeable
Charging type
Unknown
Wall AC and car DC chargers included
Rechargeable
Yes
Yes
IP rating
IPX7
IPX4
Impact resistance
Unknown
Unknown
Material
Aerospace aluminum, Mil-Spec hard anodized
Magnesium body
Use case profile
Best for
Long range target identificationWeapon mounting for military/law enforcement usePositive target identification at extreme distance
Hands-free outdoor illuminationCaving and mountain adventuresAdjustable lighting needs
Common praise
Outstanding beam intensity for long range identification (100,000 candela)Long runtime for its class (2.5-2.75 hours)Dual fuel capability offers flexibility between rechargeable battery and primary lithiumRugged aerospace aluminum construction with IPX7 waterproof ratingCompatible with multiple mounting systems and remote switches
Adjustable output dial easy to use with glovesComfortable no-chafe headband and moisture-wicking forehead padRobust magnesium construction and reliable battery life
Common complaints
Premium price pointLower lumen output compared to some flood lightsRechargeable battery sold only as SureFire formatDesigned primarily for long throw rather than wide area illuminationHeavier than compact Scout Light variants
Relatively heavy for a headlamp at 195 gramsCharging port protective cap may be flimsyBattery pack design protrudes and can hit objects