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- T37 vs Open
Acebeam T37 vs Olight Open
What T37 does better (1) and where Open wins (0) — every spec side by side.
Why is T37 better than Open?
- Maximum output4,000 lm vs 120 lm33.3×
Why is Open better than T37?
Open has no measurable advantages in this pair.
Specifications
Side by side
| Light output | ||
| Maximum output | 4,000 lm | 120 lm |
| Peak beam intensity | 48,400 cd | — |
| Beam distance (ANSI FL1) | 440 m | — |
| Light source | LED | LED |
| LED & beam | ||
| Colour temperature | 6,500K | — |
| Battery & charging | ||
| Battery | 21700 Li-ion | — |
| Maximum runtime | 72 h | — |
| Rechargeable | Yes | — |
| USB-C charging | Yes | — |
| Build & durability | ||
| Protection rating | IP68 | — |
| Water protection (IPx) | IPx8 | — |
| Modes & features | ||
| Brightness levels | 5 | — |
| Switch | Tail switch, Rotary / scroll wheel | — |
| Strobe | Yes | — |
| Laser pointer / aiming laser | — | Yes |
| Colours | — | Black |









