Comparison Console
Acebeam PT20 vs Sofirn SC31 Pro
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 24% gap from the closest alternative. Acebeam PT20 stands out as the cheapest option for retail price, with about a 15% gap from the closest alternative. Sofirn SC31 Pro stands out as the highest output option for max lumens, with about a 300% gap from the closest alternative.
Decision Signals
What stands out
Acebeam PT20 stands out as the cheapest option for retail price, with about a 15% gap from the closest alternative.
Sofirn SC31 Pro stands out as the most expensive option for retail price, with about a 18% gap from the closest alternative.
Acebeam PT20 stands out as the lightest option for weight, with about a 24% gap from the closest alternative.
Sofirn SC31 Pro stands out as the heaviest option for weight, with about a 32% gap from the closest alternative.
Acebeam PT20 stands out as the lowest output option for max lumens, with about a 75% gap from the closest alternative.
Sofirn SC31 Pro stands out as the highest output option for max lumens, with about a 300% gap from the closest alternative.
Sofirn SC31 Pro stands out as the shortest runtime option for max runtime, with about a 93% gap from the closest alternative.
Acebeam PT20 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$39.9Cheapest
US$46.99Most expensive
Weight
47 g (1.66 oz)Lightest
62 g (2.19 oz)Heaviest
Length
132.5 mm (5.22 in)Longest
117.5 mm (4.63 in)Shortest
Output
Max lumens
500 lmLowest output
2000 lmHighest output
Max candela
1600 cdLowest candela
14600 cdHighest candela
Beam distance
80 m (262 ft)Lowest
242 m (794 ft)Highest
Max runtime
1680 minLongest runtime
120 minShortest runtime
Power & durability
Battery type
1 x 10880 USB-C Li-ion battery, compatible with 2 x AAA alkaline/NiMH batteries
18650 rechargeable Li-ion
Charging type
USB-C (battery charging port)
USB Type-C
Rechargeable
Yes
Yes
IP rating
IP68 (2m waterproof for 30 minutes)
IPX8
Impact resistance
1.5 m (5 ft)Highest
1 m (3 ft)Lowest
Material
Al6061-T6 aluminum alloy with HAIII hard-anodized finish
Aerospace grade 6061 aluminum alloy with hard-anodized finish
Use case profile
Best for
Everyday carryTravelEmergency lightingInspection work
EDCBudget enthusiastsCampingHome backupOutdoor useGeneral purpose handheld 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
Excellent value for money with advanced Anduril controlsStrong maximum output for the priceRechargeable and uses replaceable 18650 batteryCompact and lightweight designUSB-C charging convenienceMagnetic tail cap for hands-free use
Common complaints
Carbon fiber finish can be slick to holdLow CRI (~70) not ideal for color-critical tasksNo standby light current
Output steps down from max after initial periodInterface complexity might be challenging for beginners
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