Comparison Console
Nitecore NU31 vs Nitecore NU33
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Nitecore NU31 stands out as the cheapest option for retail price, with about a 20% gap from the closest alternative. Nitecore NU33 stands out as the highest output option for max lumens, with about a 27% gap from the closest alternative.
Decision Signals
What stands out
Nitecore NU31 stands out as the cheapest option for retail price, with about a 20% gap from the closest alternative.
Nitecore NU33 stands out as the most expensive option for retail price, with about a 25% gap from the closest alternative.
Nitecore NU31 stands out as the lowest output option for max lumens, with about a 21% gap from the closest alternative.
Nitecore NU33 stands out as the highest output option for max lumens, with about a 27% gap from the closest alternative.
Nitecore NU33 stands out as the lowest candela option for max candela, with about a 21% gap from the closest alternative.
Nitecore NU31 stands out as the highest candela option for max candela, with about a 27% gap from the closest alternative.
Nitecore NU33 stands out as the shortest throw option for beam distance, with about a 7% gap from the closest alternative.
Nitecore NU31 stands out as the longest throw option for beam distance, with about a 7% 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$39.95Cheapest
US$49.95Most expensive
Weight
95.5 g (3.37 oz)
95.5 g (3.37 oz)
Length
62.3 mm (2.45 in)
62.3 mm (2.45 in)
Output
Max lumens
550 lmLowest output
700 lmHighest output
Max candela
5800 cdHighest candela
4578 cdLowest candela
Beam distance
145 m (476 ft)Highest
135 m (443 ft)Lowest
Max runtime
8820 min
8820 min
Power & durability
Battery type
Built-in 1800mAh Li-ion battery
Built-in 2000mAh Li-ion battery
Charging type
USB-C charging port (5V
1A)
USB Type-C
Rechargeable
Yes
Yes
IP rating
IP66
IP66
Impact resistance
1 m (3 ft)
1 m (3 ft)
Material
Aluminum alloy front housing with durable PC material body
PC and aluminum metal materials
Use case profile
Best for
Outdoor activitiesCampingHikingNight trekkingSkywatching
Night runningTrekkingHikingCampingOutdoor adventuresEmergency lighting
Common praise
Lightweight and compact at 95.5gVersatile lighting modes including white, red, and high CRI auxiliary white lightLong battery runtime up to 147 hoursGood waterproof rating (IP66) and 1 meter impact resistanceUSB-C fast charging with short recharge timeSimple dual-button interface for easy operationReflective headband for safety
Compact and lightweight designMultiple lighting modes with high CRI optionLong maximum runtime of up to 147 hours on low modeUSB-C fast charging with approximately 1.5 hours charge timeComfortable to wear with adjustable headband and stable fitGood quality construction with durable materialsLockout mode prevents accidental activation
Common complaints
Charging time varies between 1.5 to 3 hours depending on sourceSlight green tint on white LED reportedCannot replace internal rechargeable battery
Sealed non-user replaceable batteryRed mode lacks low output levelIP66 rating less than some higher-grade headlampsNo PWM in LED driver, but this is generally positiveLimited tilt adjustment (only downward about 75 degrees)
Dataset Expansion
Missing a brand?
Suggest an EDC brand for CarryCrew to research and add to the comparison database.
Community indexing queue online