| Railway System | Track Gauge Width (mm) | Track Material | Compatibility |
|---|---|---|---|
| Lego Duplo (10874) | 38 mm | Plastic | Compatible with other Lego Duplo sets |
| Ikea Lillabo | 40 mm | Wood | Compatible with most wooden railways, including Bigjigs Rail |
| Bigjigs Rail | 40 mm | Wood | Compatible with Ikea Lillabo, BRIO, and other wooden systems |
Note:
- Lego Duplo uses a wider gauge and plastic tracks, making it incompatible with wooden systems without special adapters.
- Ikea Lillabo and Bigjigs Rail have similar track widths and are fully compatible with each other and other popular wooden railway systems.