Comparison Console
Fenix TK20R V2.0 vs Streamlight MegaStream USB
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Streamlight MegaStream USB stands out as the lightest option for weight, with about a 17% gap from the closest alternative. Fenix TK20R V2.0 stands out as the cheapest option for retail price, with about a 12% gap from the closest alternative. Fenix TK20R V2.0 stands out as the highest output option for max lumens, with about a 67% gap from the closest alternative.
Decision Signals
What stands out
Fenix TK20R V2.0 stands out as the cheapest option for retail price, with about a 12% gap from the closest alternative.
Streamlight MegaStream USB stands out as the most expensive option for retail price, with about a 14% gap from the closest alternative.
Streamlight MegaStream USB stands out as the lightest option for weight, with about a 17% gap from the closest alternative.
Fenix TK20R V2.0 stands out as the heaviest option for weight, with about a 20% gap from the closest alternative.
Streamlight MegaStream USB stands out as the lowest output option for max lumens, with about a 40% gap from the closest alternative.
Fenix TK20R V2.0 stands out as the highest output option for max lumens, with about a 67% gap from the closest alternative.
Fenix TK20R V2.0 stands out as the shortest runtime option for max runtime, with about a 71% gap from the closest alternative.
Streamlight MegaStream USB stands out as the longest runtime option for max runtime, with about a 242% 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$129.95Cheapest
US$148Most expensive
Weight
184 g (6.49 oz)Heaviest
153 g (5.40 oz)Lightest
Length
148 mm (5.83 in)Longest
134 mm (5.28 in)Shortest
Output
Max lumens
3000 lmHighest output
1800 lmLowest output
Max candela
56400 cdHighest candela
26000 cdLowest candela
Beam distance
475 m (1558 ft)Highest
322 m (1056 ft)Lowest
Max runtime
228 minShortest runtime
780 minLongest runtime
Power & durability
Battery type
1×21700 rechargeable lithium-ion battery (Fenix ARB-L21-5000 V2.0 included)
SL-B34 rechargeable lithium-ion battery pack
Charging type
USB Type-C
USB-C charging port accessible without removing the battery
Rechargeable
Yes
Yes
IP rating
IP68
IPX7 waterproof to 1m for 30 minutes
Impact resistance
2 m (7 ft)
2 m (7 ft)
Material
Aluminum (A6061-T6) with hard-anodized finish
Machined anodized aluminum alloy body with unbreakable polycarbonate lens
Use case profile
Best for
Tactical useLong-range throwEDCOutdoor explorationLaw enforcementSecuritySearch & Rescue
Everyday carryOutdoor useHigh-lumen requirement
Common praise
High output with excellent throw performanceDurable aluminum construction with waterproof ratingConvenient USB-C charging and included batteryGood ergonomic design and balanceHighly rated by customers with strong value for money
Compact size with high outputSmooth and focused beamConvenient USB-C charging without battery removalDurable machined aluminum buildLong runtime on low settings
Common complaints
Heavier and larger than compact EDC lightsNo electronic lockout feature requiring physical tailcap lock to prevent activationMay downshift in output after extended use due to thermal regulation
Charging port cover prone to opening accidentallyPocket clip not securely attachedHigh output can be too bright for close work
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