Comparison Console
Fenix TK20R V2.0 vs Olight Seeker 4 Pro
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Fenix TK20R V2.0 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 7% gap from the closest alternative. Olight Seeker 4 Pro stands out as the highest output option for max lumens, with about a 53% 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 7% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the most expensive option for retail price, with about a 8% gap from the closest alternative.
Fenix TK20R V2.0 stands out as the lightest option for weight, with about a 17% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the heaviest option for weight, with about a 21% gap from the closest alternative.
Fenix TK20R V2.0 stands out as the lowest output option for max lumens, with about a 35% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the highest output option for max lumens, with about a 53% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the shortest runtime option for max runtime, with about a 74% gap from the closest alternative.
Fenix TK20R V2.0 stands out as the longest runtime option for max runtime, with about a 280% 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$139.99Most expensive
Weight
184 g (6.49 oz)Lightest
223 g (7.87 oz)Heaviest
Length
148 mm (5.83 in)Longest
133 mm (5.24 in)Shortest
Output
Max lumens
3000 lmLowest output
4600 lmHighest output
Max candela
56400 cdHighest candela
16900 cdLowest candela
Beam distance
475 m (1558 ft)Highest
260 m (853 ft)Lowest
Max runtime
228 minLongest runtime
60 minShortest runtime
Power & durability
Battery type
1×21700 rechargeable lithium-ion battery (Fenix ARB-L21-5000 V2.0 included)
21700 rechargeable lithium-ion (proprietary)
Charging type
USB Type-C
USB-C, magnetic (optional MCC3 charger)
Rechargeable
Yes
Yes
IP rating
IP68
IPX8
Impact resistance
2 m (7 ft)Highest
1.5 m (5 ft)Lowest
Material
Aluminum (A6061-T6) with hard-anodized finish
Anodized aluminum alloy with rubberized grip
Use case profile
Best for
Tactical UseLong Range ThrowEDCOutdoor ExplorationLaw EnforcementSecuritySearch & Rescue
EDC UseCampingHikingMaintenanceNight DutyDog WalkingEmergencyFlood IlluminationTerrain Lighting
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
Bright Output With A Wide And Smooth Flood BeamConvenient Dual Charging Options Including USB CIntuitive Rotary Switch With Stepless DimmingDurable Ipx8 Waterproof RatingBuilt In Charging Holster With Multiple Carrying Options
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
Auto Lock Feature Can Be Frustrating Without HolsterWeight May Be Heavy For Some Users For Pocket Carry
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