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- 2in1 vs CT4120
Berner 2in1 vs Caterpillar CT4120
What 2in1 does better (1) and where CT4120 wins (0) — every spec side by side.
Why is 2in1 better than CT4120?
- Maximum runtime8 h vs 5 h+60%
Why is CT4120 better than 2in1?
CT4120 has no measurable advantages in this pair.
Specifications
Side by side
| Light output | ||
| Maximum output | 250 lm | 250 lm |
| Beam distance (ANSI FL1) | — | 43 m |
| Light source | LED | LED |
| Battery & charging | ||
| Battery | — | AAA |
| Number of batteries | — | 3 |
| Maximum runtime | 8 h | 5 h |
| Charging time | 4 h | — |
| Build & durability | ||
| Water protection (IPx) | IPx4 | IPx4 |
| Size & weight | ||
| Weight | 147 g | — |
| Modes & features | ||
| Red light | — | Yes |
| Colours | Blue | Black |





