Comparison Console
Olight Seeker 4 Pro vs Wuben A21
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Wuben A21 stands out as the lightest option for weight, with about a 3% gap from the closest alternative. Olight Seeker 4 Pro stands out as the highest output option for max lumens, with about a 10% gap from the closest alternative. Wuben A21 stands out as the longest runtime option for max runtime, with about a 200% gap from the closest alternative.
Decision Signals
What stands out
Wuben A21 stands out as the lightest option for weight, with about a 3% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the heaviest option for weight, with about a 3% gap from the closest alternative.
Wuben A21 stands out as the lowest output option for max lumens, with about a 9% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the highest output option for max lumens, with about a 10% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the shortest runtime option for max runtime, with about a 67% gap from the closest alternative.
Wuben A21 stands out as the longest runtime option for max runtime, with about a 200% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the shortest option for length, with about a 1% gap from the closest alternative.
Wuben A21 stands out as the longest option for length, with about a 2% 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$139.99
Unknown
Weight
223 g (7.87 oz)Heaviest
217 g (7.65 oz)Lightest
Length
133 mm (5.24 in)Shortest
135 mm (5.31 in)Longest
Output
Max lumens
4600 lmHighest output
4200 lmLowest output
Max candela
16900 cdHighest candela
12854 cdLowest candela
Beam distance
260 m (853 ft)Highest
222 m (728 ft)Lowest
Max runtime
60 minShortest runtime
180 minLongest runtime
Power & durability
Battery type
21700 rechargeable lithium-ion (proprietary)
1x 21700 lithium-ion
Charging type
USB-C, magnetic (optional MCC3 charger)
USB-C (up to 2A)
Rechargeable
Yes
Yes
IP rating
IPX8
IPX8
Impact resistance
1.5 m (5 ft)
Unknown
Material
Anodized aluminum alloy with rubberized grip
Aluminum body, stainless steel bezel
Use case profile
Best for
EDC useCampingHikingMaintenanceNight dutyDog walkingEmergencyFlood illuminationTerrain lighting
EDC useHigh output flood lightingDurability
Common praise
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
High quality build and materialsImpressive output close to rated 4200 lumensHigh beam intensity and wide flood beamDurable stainless steel bezelConvenient USB-C charging with included batteryGood mode memory and lock-out features
Common complaints
Auto-lock feature can be frustrating without holsterWeight may be heavy for some users for pocket carry
Tailcap difficult to unscrewParasitic drain causing slow battery dischargeSound of metal parts during high heat runtimeLong battery does not fit most chargers