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Comparison Console

SureFire E2D LED Defender Ultra vs SureFire M640DFT Turbo Scout Light Pro

EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.

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Command Brief

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SureFire E2D LED Defender Ultra stands out as the lightest option for weight, with about a 24% gap from the closest alternative. SureFire E2D LED Defender Ultra stands out as the cheapest option for retail price, with about a 34% gap from the closest alternative. SureFire M640DFT Turbo Scout Light Pro stands out as the highest output option for max lumens, with about a 40% gap from the closest alternative.

Decision Signals

What stands out

Cheapest

SureFire E2D LED Defender Ultra stands out as the cheapest option for retail price, with about a 34% gap from the closest alternative.

Most expensive

SureFire M640DFT Turbo Scout Light Pro stands out as the most expensive option for retail price, with about a 51% gap from the closest alternative.

Lightest

SureFire E2D LED Defender Ultra stands out as the lightest option for weight, with about a 24% gap from the closest alternative.

Heaviest

SureFire M640DFT Turbo Scout Light Pro stands out as the heaviest option for weight, with about a 31% gap from the closest alternative.

Lowest output

SureFire E2D LED Defender Ultra stands out as the lowest output option for max lumens, with about a 29% gap from the closest alternative.

Highest output

SureFire M640DFT Turbo Scout Light Pro stands out as the highest output option for max lumens, with about a 40% gap from the closest alternative.

Shortest runtime

SureFire E2D LED Defender Ultra stands out as the shortest runtime option for max runtime, with about a 18% gap from the closest alternative.

Longest runtime

SureFire M640DFT Turbo Scout Light Pro stands out as the longest runtime option for max runtime, with about a 22% 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.

SureFire E2D LED Defender Ultra — Beam distance: 127 m (417 ft)SureFire E2D LED Defender Ultra — Max candela: 16000 cdSureFire E2D LED Defender Ultra — Weight: 119 g (4.20 oz)SureFire E2D LED Defender Ultra — Length: 142 mm (5.59 in)SureFire E2D LED Defender Ultra — Retail price: US$265SureFire E2D LED Defender Ultra — Max lumens: 500 lmSureFire M640DFT Turbo Scout Light Pro — Beam distance: 632 m (2073 ft)SureFire M640DFT Turbo Scout Light Pro — Max candela: 100000 cdSureFire M640DFT Turbo Scout Light Pro — Weight: 156 g (5.50 oz)SureFire M640DFT Turbo Scout Light Pro — Length: 150 mm (5.91 in)SureFire M640DFT Turbo Scout Light Pro — Retail price: US$399SureFire M640DFT Turbo Scout Light Pro — Max lumens: 700 lmBeam distanceMax candelaWeightLengthRetail priceMax lumens
Price & carry
Retail price
US$265Cheapest
US$399Most expensive
Weight
119 g (4.20 oz)Lightest
156 g (5.50 oz)Heaviest
Length
142 mm (5.59 in)Shortest
150 mm (5.91 in)Longest
Output
Max lumens
500 lmLowest output
700 lmHighest output
Max candela
16000 cdLowest candela
100000 cdHighest candela
Beam distance
127 m (417 ft)Lowest
632 m (2073 ft)Highest
Max runtime
135 minShortest runtime
165 minLongest runtime
Power & durability
Battery type
2 x 123A lithium primary batteries
One SF18650 rechargeable or two CR123A lithium primary batteries
Charging type
Unknown
Unknown
Rechargeable
Yes
Yes
IP rating
Unknown
IPX7
Impact resistance
Unknown
Unknown
Material
Hard anodized aluminum
Aerospace aluminum, Mil-Spec hard anodized
Use case profile
Best for
Self-defenseGeneral purpose handheld useTactical applications
Long range target identificationWeapon mounting for military/law enforcement usePositive target identification at extreme distance
Common praise
Highly versatile beam combining long reach and wide spillGood runtime with thermal regulation extending useSecure grip with aggressive knurling and flared tail capLifetime warranty
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
Common complaints
High retail priceAggressive bezel styling may not appeal to all users
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