Fenix E02R stands out as the lightest option for weight, with about a 62% gap from the closest alternative. Fenix E02R stands out as the cheapest option for retail price, with about a 60% gap from the closest alternative. Acebeam UC15 stands out as the highest output option for max lumens, with about a 400% gap from the closest alternative.
Decision Signals
What stands out
Cheapest
Fenix E02R stands out as the cheapest option for retail price, with about a 60% gap from the closest alternative.
Most expensive
Acebeam UC15 stands out as the most expensive option for retail price, with about a 150% gap from the closest alternative.
Lightest
Fenix E02R stands out as the lightest option for weight, with about a 62% gap from the closest alternative.
Heaviest
Acebeam UC15 stands out as the heaviest option for weight, with about a 160% gap from the closest alternative.
Lowest output
Fenix E02R stands out as the lowest output option for max lumens, with about a 80% gap from the closest alternative.
Highest output
Acebeam UC15 stands out as the highest output option for max lumens, with about a 400% gap from the closest alternative.
Shortest runtime
Fenix E02R stands out as the shortest runtime option for max runtime, with about a 86% gap from the closest alternative.
Longest runtime
Acebeam UC15 stands out as the longest runtime option for max runtime, with about a 608% 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.
Aircraft grade aluminum with premium type III hard anodized finish
A6061-T6 aluminum
Use case profile
Best for
▣Keychain use▣EDC▣Hiking▣Reading▣Searching▣Inspection with UV and red light
▣Everyday carry▣Keychain use▣Compact and portable lighting
Common praise
✓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
✓Compact size and light weight✓Bright output for a mini keychain light✓Built-in rechargeable battery with Micro USB charging✓IP68 dustproof and waterproof rating✓Durability with aluminum body
Common complaints
⚠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
⚠Built-in battery not replaceable⚠No battery level indicator⚠Thermal regulated output reduces brightness after extended high use