Comparison Console
Acebeam T28 vs Streamlight Knucklehead Spot
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Acebeam T28 stands out as the lightest option for weight, with about a 35% gap from the closest alternative. Streamlight Knucklehead Spot stands out as the cheapest option for retail price, with about a 9% gap from the closest alternative. Acebeam T28 stands out as the highest output option for max lumens, with about a 1289% gap from the closest alternative.
Decision Signals
What stands out
Streamlight Knucklehead Spot stands out as the cheapest option for retail price, with about a 9% gap from the closest alternative.
Acebeam T28 stands out as the most expensive option for retail price, with about a 10% gap from the closest alternative.
Acebeam T28 stands out as the lightest option for weight, with about a 35% gap from the closest alternative.
Streamlight Knucklehead Spot stands out as the heaviest option for weight, with about a 53% gap from the closest alternative.
Streamlight Knucklehead Spot stands out as the lowest output option for max lumens, with about a 93% gap from the closest alternative.
Acebeam T28 stands out as the highest output option for max lumens, with about a 1289% gap from the closest alternative.
Streamlight Knucklehead Spot stands out as the shortest runtime option for max runtime, with about a 95% gap from the closest alternative.
Acebeam T28 stands out as the longest runtime option for max runtime, with about a 1957% 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$182.9Most expensive
US$166.73Cheapest
Weight
427 g (15.06 oz)Lightest
655 g (23.10 oz)Heaviest
Length
198 mm (7.80 in)Shortest
234 mm (9.21 in)Longest
Output
Max lumens
2500 lmHighest output
180 lmLowest output
Max candela
422500 cdHighest candela
11000 cdLowest candela
Beam distance
1300 m (4265 ft)Highest
210 m (689 ft)Lowest
Max runtime
43200 minLongest runtime
2100 minShortest runtime
Power & durability
Battery type
1x IMR21700NP-510A rechargeable li-ion battery (included), compatible with 1x18650 battery
NiCd rechargeable battery pack or 4 AA alkaline batteries
Charging type
USB Type-C
Unknown
Rechargeable
Yes
Yes
IP rating
IP68
IPX4
Impact resistance
1 m (3 ft)Lowest
2 m (7 ft)Highest
Material
Aircraft grade aluminum with Type III Hard Anodized anti-abrasive finish
High-impact, super-tough nylon polymer
Use case profile
Best for
HuntingSearch and rescueLong-range illuminationTactical use
FirefightingSearch and RescueSituations requiring articulating head beamDurability and long beam distance
Common praise
Exceptional long-range beam up to 1300 metersHigh-quality aerospace-grade aluminum constructionGood battery capacity and included rechargeable batteryMultiple brightness levels and strobe for tactical useCompact size with effective heat management
Articulating 360-degree head for flexibilityLong beam distance of 210 metersMultiple brightness levels including long runtime moonlight modeDurable, shockproof construction with IPX4 water resistanceMagnet with strong pull for hands-free use
Common complaints
Relatively heavy with battery (427g)Not designed for diving useCan become hot during prolonged high output use
Relatively heavy at 655 gramsBattery pack not included, uses either NiCd rechargeable battery pack or 4 AA alkaline batteriesCharging cords and chargers sold separately