Acebeam H17 2.0 stands out as the lightest option for weight, with about a 1% gap from the closest alternative. Nitecore UT27 Pro stands out as the cheapest option for retail price. Acebeam H17 2.0 stands out as the highest output option for max lumens, with about a 150% gap from the closest alternative.
Decision Signals
What stands out
Cheapest
Nitecore UT27 Pro stands out as the cheapest option for retail price.
Most expensive
Acebeam H17 2.0 stands out as the most expensive option for retail price.
Lightest
Acebeam H17 2.0 stands out as the lightest option for weight, with about a 1% gap from the closest alternative.
Heaviest
Nitecore UT27 Pro stands out as the heaviest option for weight, with about a 1% gap from the closest alternative.
Lowest output
Nitecore UT27 Pro stands out as the lowest output option for max lumens, with about a 60% gap from the closest alternative.
Highest output
Acebeam H17 2.0 stands out as the highest output option for max lumens, with about a 150% gap from the closest alternative.
Shortest runtime
Nitecore UT27 Pro stands out as the shortest runtime option for max runtime, with about a 91% gap from the closest alternative.
Longest runtime
Acebeam H17 2.0 stands out as the longest runtime option for max runtime, with about a 1072% 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.
✓High CRI 4000K neutral white LEDs provide natural, comfortable light suitable for long use✓Compact and lightweight design (73g) with included rechargeable 18350 battery✓Fast USB-C charging with full charge in about 1 hour✓Multiple modes including six brightness levels, strobe, SOS, beacon, and stepless dimming✓Durable aerospace-grade aluminum body with excellent waterproof and impact resistance✓Convenient magnetic tailcap and versatile clip for many carry options✓Very long runtime in moonlight mode (up to 170 hours)
✓Lightweight and comfortable for trail running✓Three color temperature options with high CRI for different environments✓Rechargeable battery with USB-C and AAA battery compatibility✓IP66 waterproof and dustproof rating✓Easy to use dual switch interface✓Good battery life and power indicator
Common complaints
⚠Turbo runtime on max output limited to about 30 seconds before stepping down⚠No detailed specification for exact switch type in sources⚠Not suitable for users requiring very long maximum output turbo runtime without steps down
⚠Limited beam distance for some tactical uses⚠Impact resistance only up to 1 meter⚠Some users may prefer higher max lumen output