Comparison Console
Nitecore NU45 vs Olight Perun 2
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Nitecore NU45 stands out as the lightest option for weight, with about a 22% gap from the closest alternative. Nitecore NU45 stands out as the cheapest option for retail price, with about a 20% gap from the closest alternative. Olight Perun 2 stands out as the highest output option for max lumens, with about a 47% gap from the closest alternative.
Decision Signals
What stands out
Nitecore NU45 stands out as the cheapest option for retail price, with about a 20% gap from the closest alternative.
Olight Perun 2 stands out as the most expensive option for retail price, with about a 25% gap from the closest alternative.
Nitecore NU45 stands out as the lightest option for weight, with about a 22% gap from the closest alternative.
Olight Perun 2 stands out as the heaviest option for weight, with about a 28% gap from the closest alternative.
Nitecore NU45 stands out as the lowest output option for max lumens, with about a 32% gap from the closest alternative.
Olight Perun 2 stands out as the highest output option for max lumens, with about a 47% gap from the closest alternative.
Nitecore NU45 stands out as the shortest runtime option for max runtime, with about a 71% gap from the closest alternative.
Olight Perun 2 stands out as the longest runtime option for max runtime, with about a 249% 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$65Cheapest
US$81Most expensive
Weight
126 g (4.44 oz)Lightest
161 g (5.68 oz)Heaviest
Length
79 mm (3.11 in)Shortest
121 mm (4.76 in)Longest
Output
Max lumens
1700 lmLowest output
2500 lmHighest output
Max candela
7426 cdHighest candela
6889 cdLowest candela
Beam distance
172 m (564 ft)Highest
166 m (545 ft)Lowest
Max runtime
5160 minShortest runtime
18000 minLongest runtime
Power & durability
Battery type
Built-in 4000mAh 18650 Li-ion Battery
21700 rechargeable lithium-ion
Charging type
USB-C Fast Charging
MCC3 USB magnetic charging cable with up to 2A current
Rechargeable
Yes
Yes
IP rating
IP68 (2 meters submersible)
IPX8
Impact resistance
2 m (7 ft)Highest
1.5 m (5 ft)Lowest
Material
PC material with aluminum alloy front housing
Aluminum alloy
Use case profile
Best for
Night runningOutdoor adventuresCampingWorkHiking
CampingFishingEveryday carryOutdoor activitiesGeneral useHousehold tasksHands-free useRight-angle illumination
Common praise
High brightness with multiple lighting modesLong runtime on low settingsFast USB-C chargingLightweight and comfortable to wearDurable with high waterproof and impact resistance ratings
High maximum output of 2500 lumensVersatile usage as headlamp or handheld flashlightFast USB magnetic charging with 2A currentBuilt-in proximity sensor for safetyStrong magnetic base and pocket clip for versatile mountingWide and broad beam suitable for close-range tasks
Common complaints
No explicit complaints in provided sources
Relatively heavy and bulky for headlamp use due to large 21700 batteryMay be uncomfortable for jogging or activities with head bouncingUses cool white low-CRI LED which may not appeal to all users
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