Comparison Console
Acebeam W20 vs SureFire E2D Defender Ultra
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
SureFire E2D Defender Ultra stands out as the lightest option for weight, with about a 9% gap from the closest alternative. Acebeam W20 stands out as the cheapest option for retail price, with about a 27% gap from the closest alternative. SureFire E2D Defender Ultra stands out as the highest output option for max lumens, with about a 67% gap from the closest alternative.
Decision Signals
What stands out
Acebeam W20 stands out as the cheapest option for retail price, with about a 27% gap from the closest alternative.
SureFire E2D Defender Ultra stands out as the most expensive option for retail price, with about a 36% gap from the closest alternative.
SureFire E2D Defender Ultra stands out as the lightest option for weight, with about a 9% gap from the closest alternative.
Acebeam W20 stands out as the heaviest option for weight, with about a 10% gap from the closest alternative.
Acebeam W20 stands out as the lowest output option for max lumens, with about a 40% gap from the closest alternative.
SureFire E2D Defender Ultra stands out as the highest output option for max lumens, with about a 67% gap from the closest alternative.
Acebeam W20 stands out as the shortest runtime option for max runtime, with about a 52% gap from the closest alternative.
SureFire E2D Defender Ultra stands out as the longest runtime option for max runtime, with about a 106% 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$189.9Cheapest
US$259Most expensive
Weight
130.6 g (4.61 oz)Heaviest
119 g (4.20 oz)Lightest
Length
115.1 mm (4.53 in)Shortest
142 mm (5.59 in)Longest
Output
Max lumens
600 lmLowest output
1000 lmHighest output
Max candela
302500 cdHighest candela
10600 cdLowest candela
Beam distance
1100 m (3609 ft)Highest
200 m (656 ft)Lowest
Max runtime
80 minShortest runtime
165 minLongest runtime
Power & durability
Battery type
16340 rechargeable Li-ion (compatible with CR123 primary battery)
Two 123A batteries
Charging type
USB-C (on battery)
Unknown
Rechargeable
Yes
No
IP rating
IP68
IPX7
Impact resistance
1.5 m (5 ft)
Unknown
Material
Aerospace-grade AL6061-T6 aluminum with hard-anodized finish
High-strength aerospace aluminum, Mil-Spec hard-anodized finish
Use case profile
Best for
Tactical useLong-range spottingClose-range illuminationOutdoor adventuresSearch and rescueEveryday carry
Everyday carryTactical useSelf-defenseAdministrative tasks
Common praise
Compact size with excellent long-range performance.Wide-angle spill solves close-range illumination issues common in LEP lights.Durable build with IP68 rating and good drop resistance.Intuitive dual-switch interface for fast operation.Rechargeable battery with USB-C charging on the cell.
High brightness with wide beam and good rangeLong battery life on low modeDurable aerospace aluminum buildEffective dual output modesSelf-defense oriented design features
Common complaints
Limited runtime at maximum output (20 seconds before step-down).Battery charging requires removing the cell due to USB-C port on battery itself.Some complexity in controlling modes due to dual-switch design.
Bezel can become hot during extended high output useSharp bezel may cause minor injury if mishandledTail cap can accumulate dust and debris when carried in pocket