Acebeam UC15 stands out as the lightest option for weight, with about a 47% gap from the closest alternative. Acebeam H17 2.0 stands out as the highest output option for max lumens, with about a 100% gap from the closest alternative. Acebeam H17 2.0 stands out as the longest runtime option for max runtime, with about a 270% gap from the closest alternative.
Decision Signals
What stands out
Lightest
Acebeam UC15 stands out as the lightest option for weight, with about a 47% gap from the closest alternative.
Heaviest
Acebeam H17 2.0 stands out as the heaviest option for weight, with about a 87% gap from the closest alternative.
Lowest output
Acebeam UC15 stands out as the lowest output option for max lumens, with about a 50% gap from the closest alternative.
Highest output
Acebeam H17 2.0 stands out as the highest output option for max lumens, with about a 100% gap from the closest alternative.
Shortest runtime
Acebeam UC15 stands out as the shortest runtime option for max runtime, with about a 73% gap from the closest alternative.
Longest runtime
Acebeam H17 2.0 stands out as the longest runtime option for max runtime, with about a 270% gap from the closest alternative.
Shortest
Acebeam UC15 stands out as the shortest option for length, with about a 16% gap from the closest alternative.
Longest
Acebeam H17 2.0 stands out as the longest option for length, with about a 20% 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.
▣Keychain use▣EDC▣Hiking▣Reading▣Searching▣Inspection with UV and red light
Common praise
✓High max brightness and useful moonlight mode✓Lightweight at 73g without headband✓Fast USB-C charging in about 1 hour✓Versatile modes including strobe, SOS, beacon and RGB auxiliary lights✓Durable aluminum body with IP68 waterproofing and impact resistance
✓High output in a compact keychain format✓Multiple LEDs including UV and red for versatile use✓Solid build quality with aircraft grade aluminum✓Intuitive single-button user interface for white modes✓Low-voltage protection for NiMH and Li-ion batteries✓Reliable performance and good driver efficiency
Common complaints
⚠Run time on turbo mode is limited to under an hour⚠Some users might find headlamp attachment methods or weight with headband less suitable for everyday carry
⚠Silicon switch wears out quickly⚠Access to secondary emitters (red and UV) is slow and complicated⚠Lowest white mode is relatively bright; no true moonlight for dark adaptation⚠Not waterproof beyond IP54 splash resistance⚠Thermal design may limit higher mode performance⚠Single button operation limits ease of switching between secondary LEDs