Nitecore NU05 V2 stands out as the lightest option for weight, with about a 72% gap from the closest alternative. Sofirn SC13B stands out as the highest output option for max lumens, with about a 3150% gap from the closest alternative. Sofirn SC13B stands out as the longest runtime option for max runtime, with about a 262% gap from the closest alternative.
Decision Signals
What stands out
Lightest
Nitecore NU05 V2 stands out as the lightest option for weight, with about a 72% gap from the closest alternative.
Heaviest
Sofirn SC13B stands out as the heaviest option for weight, with about a 260% gap from the closest alternative.
Lowest output
Nitecore NU05 V2 stands out as the lowest output option for max lumens, with about a 97% gap from the closest alternative.
Highest output
Sofirn SC13B stands out as the highest output option for max lumens, with about a 3150% gap from the closest alternative.
Shortest runtime
Nitecore NU05 V2 stands out as the shortest runtime option for max runtime, with about a 72% gap from the closest alternative.
Longest runtime
Sofirn SC13B stands out as the longest runtime option for max runtime, with about a 262% gap from the closest alternative.
Shortest
Nitecore NU05 V2 stands out as the shortest option for length, with about a 54% gap from the closest alternative.
Longest
Sofirn SC13B stands out as the longest option for length, with about a 117% 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.
▣Safety signaling▣Everyday carry▣Versatile signaling (red and white lights)
▣Everyday carry▣Compact keychain flashlight▣Emergency use▣Outdoor activities▣Camping and hiking▣Portable hands-free lighting
Common praise
✓Exceptionally lightweight and compact (11.1 g)✓Long runtime up to 47 hours✓Multiple signaling modes with red and white lights✓Durable with IP66 rating and 1m impact resistance✓Easy one-handed operation with single button switch✓USB-C rechargeable battery with built-in power indicator
✓Compact and lightweight design✓High brightness relative to size✓Built-in USB-C charging works well and charges in about 1.5 hours✓Included 18350 battery and accessories provide good value✓Lockout mode prevents accidental activation✓Magnetic tail cap for hands-free attachment✓Good user interface with mode memory and indicator switch
Common complaints
⚠Low maximum brightness (40 lumens) limits use as primary flashlight⚠Limited impact resistance to 1 meter⚠Not suitable for high-lumen tactical illumination or long-range throw
⚠Low CRI and cold white tint around 6000-6500K⚠Output does not fully reach claimed 1300 lumens, more like 1000 lumens sustained⚠Beam has ring artifacts due to fresnel lens⚠Short turbo runtime with quick stepdown⚠Side switch with button terminal instead of spring on battery end⚠Not ideal for long runtime heavy use beyond a few hours