Comparison Console
Acebeam D30 vs Nitecore SRT6i
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Nitecore SRT6i stands out as the lightest option for weight, with about a 68% gap from the closest alternative. Nitecore SRT6i stands out as the cheapest option for retail price, with about a 23% gap from the closest alternative. Acebeam D30 stands out as the highest output option for max lumens, with about a 167% gap from the closest alternative.
Decision Signals
What stands out
Nitecore SRT6i stands out as the cheapest option for retail price, with about a 23% gap from the closest alternative.
Acebeam D30 stands out as the most expensive option for retail price, with about a 31% gap from the closest alternative.
Nitecore SRT6i stands out as the lightest option for weight, with about a 68% gap from the closest alternative.
Acebeam D30 stands out as the heaviest option for weight, with about a 210% gap from the closest alternative.
Nitecore SRT6i stands out as the lowest output option for max lumens, with about a 63% gap from the closest alternative.
Acebeam D30 stands out as the highest output option for max lumens, with about a 167% gap from the closest alternative.
Acebeam D30 stands out as the shortest runtime option for max runtime, with about a 93% gap from the closest alternative.
Nitecore SRT6i stands out as the longest runtime option for max runtime, with about a 1300% 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$189.9Most expensive
US$145.49Cheapest
Weight
517 g (18.24 oz)Heaviest
167 g (5.89 oz)Lightest
Length
267.9 mm (10.55 in)Longest
163 mm (6.42 in)Shortest
Output
Max lumens
5600 lmHighest output
2100 lmLowest output
Max candela
528529 cdHighest candela
65200 cdLowest candela
Beam distance
1454 m (4770 ft)Highest
510 m (1673 ft)Lowest
Max runtime
300 minShortest runtime
4200 minLongest runtime
Power & durability
Battery type
2 x 21700 rechargeable USB-C batteries
1x21700i Li-ion (NL2150HPi 5000mAh), 2xCR123, 2xRCR123/16340
Charging type
USB Type-C
USB Type-C
Rechargeable
Yes
Yes
IP rating
Unknown
IP68
Impact resistance
1.5 m (5 ft)Lowest
2 m (7 ft)Highest
Material
AL6061-T6 aerospace-grade aluminum alloy with hard anodization
Aero grade aluminum alloy with HA III military grade hard-anodized finish; strike bezel with high strength silicon nitride ceramics
Use case profile
Best for
Professional deep-sea divingUnderwater marine explorationNavigating murky waters
Tactical useLong range searchlightLaw enforcementHunting
Common praise
High brightness with focused beam for underwater useLong maximum runtime with battery swap capabilityDurable, corrosion-resistant design suitable for saltwaterIntuitive side switch allows easy one-handed operationWaterproof with triple o-rings and 1.5m impact resistance
Intuitive no-nonsense user interface with rotary selector ringImpressive long throw and beam intensitySolid build quality with durable materialsIntegrated USB-C charging with included proprietary batteryTactical features such as strobe ready mode and lockout
Common complaints
Mostly specialized for diving; less suited as general EDC flashlight
Large head size makes pocket carry inconvenientRequires proprietary battery which limits standard battery use
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