Comparison Console
Acebeam PT20 vs Olight S2 Baton
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Acebeam PT20 stands out as the lightest option for weight, with about a 7% gap from the closest alternative. Acebeam PT20 stands out as the cheapest option for retail price, with about a 20% gap from the closest alternative. Olight S2 Baton stands out as the highest output option for max lumens, with about a 90% gap from the closest alternative.
Decision Signals
What stands out
Acebeam PT20 stands out as the cheapest option for retail price, with about a 20% gap from the closest alternative.
Olight S2 Baton stands out as the most expensive option for retail price, with about a 25% gap from the closest alternative.
Acebeam PT20 stands out as the lightest option for weight, with about a 7% gap from the closest alternative.
Olight S2 Baton stands out as the heaviest option for weight, with about a 7% gap from the closest alternative.
Acebeam PT20 stands out as the lowest output option for max lumens, with about a 47% gap from the closest alternative.
Olight S2 Baton stands out as the highest output option for max lumens, with about a 90% gap from the closest alternative.
Acebeam PT20 stands out as the shortest runtime option for max runtime, with about a 67% gap from the closest alternative.
Olight S2 Baton stands out as the longest runtime option for max runtime, with about a 200% 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$39.9Cheapest
US$49.95Most expensive
Weight
47 g (1.66 oz)Lightest
50.5 g (1.78 oz)Heaviest
Length
132.5 mm (5.22 in)Longest
103 mm (4.06 in)Shortest
Output
Max lumens
500 lmLowest output
950 lmHighest output
Max candela
1600 cd
Unknown
Beam distance
80 m (262 ft)Lowest
142 m (466 ft)Highest
Max runtime
1680 minShortest runtime
5040 minLongest runtime
Power & durability
Battery type
1 x 10880 USB-C Li-ion battery, compatible with 2 x AAA alkaline/NiMH batteries
1x 18650 or 2x CR123A
Charging type
USB-C (battery charging port)
Unknown
Rechargeable
Yes
No
IP rating
IP68 (2m waterproof for 30 minutes)
IPX8
Impact resistance
1.5 m (5 ft)
1.5 m (5 ft)
Material
Al6061-T6 aluminum alloy with HAIII hard-anodized finish
Unknown
Use case profile
Best for
Everyday carryTravelEmergency lightingInspection work
Users looking for a compact flashlight that can accept 18650 batteriesEveryday carryGeneral use
Common praise
Compact size and lightweight designGood balance of brightness and runtimeConvenient two-way clipIncludes rechargeable battery with USB-C chargingComfortable pen-shaped gripReliable tail switch operation
Compact form factor with high outputHomogeneous cool white beamMagnetic tail cap for hands-free useMultiple brightness modes including moonlight and strobeLow standby current for longer battery life
Common complaints
Carbon fiber finish can be slick to holdLow CRI (~70) not ideal for color-critical tasksNo standby light current
Battery and charger not includedDiscontinued model, availability limited