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  3. T37 vs S23

Acebeam T37 vs RovyVon S23

What T37 does better (1) and where S23 wins (0) — every spec side by side.

Acebeam T37
Acebeam · 2025T37
8.8Score
1 advantage≈ $130
Higher score
vs
RovyVon S23
RovyVon · 2022S23
7.8Score
0 advantages≈ $130
7.8Brightness & throw8.4
6.6Battery & charging6.6
7.8Build & durability4.3
5.9Features5.9

Why is T37 better than S23?

  1. Maximum runtime72 h vs 65 h+11%

Why is S23 better than T37?

S23 has no measurable advantages in this pair.

Specifications

Side by side

Acebeam T37Acebeam T37≈ $1308.8
RovyVon S23RovyVon S23≈ $1307.8
Light output
Maximum output4,000 lm4,000 lm
Peak beam intensity48,400 cd—
Beam distance (ANSI FL1)440 m—
Light sourceLEDLED
LED & beam
Colour temperature6,500K6,500K
Battery & charging
Battery21700 Li-ion21700 Li-ion, 18650 Li-ion
Battery capacity—5,000 mAh
Maximum runtime72 h65 h
RechargeableYesYes
USB-C chargingYesYes
Charging time—2.5 h
Build & durability
Protection ratingIP68—
Water protection (IPx)IPx8—
Body material—Aluminium
Magnetic tail / base—Yes
Pocket clip—Yes
Size & weight
Weight—188 g
Modes & features
Brightness levels5—
SwitchTail switch, Rotary / scroll wheel—
StrobeYesYes
SOS / beacon—Yes
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