Comparison Console
Acebeam UC3A 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 5% gap from the closest alternative. Acebeam UC3A stands out as the cheapest option for retail price, with about a 13% gap from the closest alternative. Acebeam UC3A stands out as the highest output option for max lumens, with about a 157% gap from the closest alternative.
Decision Signals
What stands out
Acebeam UC3A stands out as the cheapest option for retail price, with about a 13% gap from the closest alternative.
Olight i5R EOS stands out as the most expensive option for retail price, with about a 14% gap from the closest alternative.
Olight i5R EOS stands out as the lightest option for weight, with about a 5% gap from the closest alternative.
Acebeam UC3A stands out as the heaviest option for weight, with about a 5% gap from the closest alternative.
Olight i5R EOS stands out as the lowest output option for max lumens, with about a 61% gap from the closest alternative.
Acebeam UC3A stands out as the highest output option for max lumens, with about a 157% gap from the closest alternative.
Olight i5R EOS stands out as the shortest runtime option for max runtime, with about a 30% gap from the closest alternative.
Acebeam UC3A stands out as the longest runtime option for max runtime, with about a 43% 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$34.9Cheapest
US$39.95Most expensive
Weight
63 g (2.22 oz)Heaviest
60 g (2.12 oz)Lightest
Length
71.5 mm (2.81 in)Shortest
95.4 mm (3.76 in)Longest
Output
Max lumens
900 lmHighest output
350 lmLowest output
Max candela
1806 cdHighest candela
1247 cdLowest candela
Beam distance
85 m (279 ft)Highest
70.6 m (232 ft)Lowest
Max runtime
3180 minLongest runtime
2220 minShortest runtime
Power & durability
Battery type
10440 USB-C rechargeable Li-ion; also compatible with AAA battery
Custom 2.4V rechargeable lithium-ion cell (called "14500" but non-standard)
Charging type
USB-C charging for included 10440 battery
USB Type-C
Rechargeable
Yes
Yes
IP rating
IP68
IPX8
Impact resistance
1.5 m (5 ft)
Unknown
Material
Aerospace-grade AL6061-T6 aluminum with hard-anodized finish
Aerospace grade aluminum alloy
Use case profile
Best for
Everyday carry (EDC)Keychain carryCampingSignalingEmergency kitsBackup flashlight useDog walkingBag or glove box carry
EDCUsers wanting a dual-chemistry cell flashlightThose appreciating unique plum color
Common praise
Compact and lightweight design (63g)High maximum brightness (900 lumens) for sizeVersatile RGB side light with multiple colors and modesDual switches for main and auxiliary lightsUSB-C rechargeable included 10440 battery with AAA compatibilityDurable aerospace-grade aluminum body with IP68 ratingMagnetic tailcap for hands-free useLong runtime on lower modesWide 270° beam angle on side RGB light
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
Limited runtime at highest brightness due to step-downMain LEDs have low CRI (~70)Cannot use main and side lights simultaneouslySwitches have a slightly 'dead' feel in the middleNo mode memory for moonlight, turbo, and strobe modes
Included specialized 2.4V cell not compatible with standard 14500 chargers or batteriesSpring edge can snag battery when screwing on tailcap without modification