Comparison Console
Acebeam TAC 2AA vs Olight i5R EOS
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Olight i5R EOS stands out as the lightest option for weight, with about a 43% gap from the closest alternative. Olight i5R EOS stands out as the cheapest option for retail price, with about a 20% gap from the closest alternative. Acebeam TAC 2AA stands out as the highest output option for max lumens, with about a 357% gap from the closest alternative.
Decision Signals
What stands out
Olight i5R EOS stands out as the cheapest option for retail price, with about a 20% gap from the closest alternative.
Acebeam TAC 2AA stands out as the most expensive option for retail price, with about a 25% gap from the closest alternative.
Olight i5R EOS stands out as the lightest option for weight, with about a 43% gap from the closest alternative.
Acebeam TAC 2AA stands out as the heaviest option for weight, with about a 77% gap from the closest alternative.
Olight i5R EOS stands out as the lowest output option for max lumens, with about a 78% gap from the closest alternative.
Acebeam TAC 2AA stands out as the highest output option for max lumens, with about a 357% gap from the closest alternative.
Olight i5R EOS stands out as the shortest runtime option for max runtime, with about a 61% gap from the closest alternative.
Acebeam TAC 2AA stands out as the longest runtime option for max runtime, with about a 154% 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$49.9Most expensive
US$39.95Cheapest
Weight
106 g (3.74 oz)Heaviest
60 g (2.12 oz)Lightest
Length
149.9 mm (5.90 in)Longest
95.4 mm (3.76 in)Shortest
Output
Max lumens
1600 lmHighest output
350 lmLowest output
Max candela
23104 cdHighest candela
1247 cdLowest candela
Beam distance
181 m (594 ft)Highest
70.6 m (232 ft)Lowest
Max runtime
5640 minLongest runtime
2220 minShortest runtime
Power & durability
Battery type
1 x Acebeam USB-C rechargeable 14100 lithium-ion battery, compatible with 2 x AA NiMH/Alkaline
Custom 2.4V rechargeable lithium-ion cell (called "14500" but non-standard)
Charging type
USB Type-C
USB Type-C
Rechargeable
Yes
Yes
IP rating
IP68
IPX8
Impact resistance
1.5 m (5 ft)
Unknown
Material
HAIII hard-anodised AL6061-T6 aluminium alloy
Aerospace grade aluminum alloy
Use case profile
Best for
EDCTactical useDog walkingHome securityEmergencyCampingHikingOutdoor adventures
EDCUsers wanting a dual-chemistry cell flashlightThose appreciating unique plum color
Common praise
Powerful output for sizeUSB-C charging with dual power optionsDurable and tactical-grade build qualityVersatile dual-mode interfaceCompact and lightweight for EDCIncludes useful diffusers for versatility
Unique plum color with attractive finishCompact size for everyday carrySolid light performance up to 350 lumensIncludes custom rechargeable 2.4V lithium-ion cell and USB-C charging
Common complaints
Requires some learning to master controlsShorter runtime on Turbo mode compared to larger lights
Included specialized 2.4V cell not compatible with standard 14500 chargers or batteriesSpring edge can snag battery when screwing on tailcap without modification