Comparison Console
Acebeam UC15 vs Olight i1R 2 EOS
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Olight i1R 2 EOS stands out as the lightest option for weight, with about a 65% gap from the closest alternative. Olight i1R 2 EOS stands out as the cheapest option for retail price, with about a 70% gap from the closest alternative. Acebeam UC15 stands out as the highest output option for max lumens, with about a 567% gap from the closest alternative.
Decision Signals
What stands out
Olight i1R 2 EOS stands out as the cheapest option for retail price, with about a 70% gap from the closest alternative.
Acebeam UC15 stands out as the most expensive option for retail price, with about a 234% gap from the closest alternative.
Olight i1R 2 EOS stands out as the lightest option for weight, with about a 65% gap from the closest alternative.
Acebeam UC15 stands out as the heaviest option for weight, with about a 187% gap from the closest alternative.
Olight i1R 2 EOS stands out as the lowest output option for max lumens, with about a 85% gap from the closest alternative.
Acebeam UC15 stands out as the highest output option for max lumens, with about a 567% gap from the closest alternative.
Olight i1R 2 EOS stands out as the shortest option for length, with about a 32% gap from the closest alternative.
Acebeam UC15 stands out as the longest option for length, with about a 46% 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$59.9Most expensive
US$17.95Cheapest
Weight
39 g (1.38 oz)Heaviest
13.6 g (0.48 oz)Lightest
Length
66.1 mm (2.60 in)Longest
45.15 mm (1.78 in)Shortest
Output
Max lumens
1000 lmHighest output
150 lmLowest output
Max candela
3100 cdHighest candela
400 cdLowest candela
Beam distance
111 m (364 ft)
Unknown
Max runtime
2760 min
Unknown
Power & durability
Battery type
2 x AAA or 2 x 10440 lithium ion
Built-in rechargeable battery (70mAh)
Charging type
Unknown
Micro USB
Rechargeable
Unknown
Yes
IP rating
IP54
IPX8
Impact resistance
1 m (3 ft)
Unknown
Material
Aircraft grade aluminum with premium type III hard anodized finish
Aluminum
Use case profile
Best for
Keychain useEDCHikingReadingSearchingInspection with UV and red light
Keychain carryUltra-compact everyday carryQuick access light
Common praise
High output in a compact keychain formatMultiple LEDs including UV and red for versatile useSolid build quality with aircraft grade aluminumIntuitive single-button user interface for white modesLow-voltage protection for NiMH and Li-ion batteriesReliable performance and good driver efficiency
Very light and small, easy to carry on keysConvenient USB rechargeable with micro USB portSimple and reliable twist interfaceGood brightness for size (up to 150 lumens)
Common complaints
Silicon switch wears out quicklyAccess to secondary emitters (red and UV) is slow and complicatedLowest white mode is relatively bright; no true moonlight for dark adaptationNot waterproof beyond IP54 splash resistanceThermal design may limit higher mode performanceSingle button operation limits ease of switching between secondary LEDs
No mode memory or additional blinking modesLow charging current and small battery capacitySmall threading parts require careful handling