| General | |
| Manufacturer: | TomTom |
| Model: | One |
| Type: | Automobile |
| Navigation software and maps | |
| Program: | TomTom |
| Measurements | |
| Dimensions (mm): (width x height x thickness) |
92 x 78 x 25 |
| Weight (g): | 140 |
| Processor | |
| Processor Type: | ARM920T |
| Clock Frequency (MHz): | 380 |
| Memory | |
| GPS-receiver | |
| Chipset: | SiRF Star III |
| Number of channels: | 20 |
| Communications | |
| Multimedia | |
| Screen Size: | 3.5 |
| Screen Resolution (px): | 320 x 240 |
| Management and input | |
| Management | touch-sensitive screen |
| Extension | |
| Memory Cards: | SD |
| Connectors: | miniUSB |
| Additionally | |
| Operation time: (according to the manufacturer) |
2 hours |
| Options: | Navigator TomTom ONE, mount Easyport, car charger, USB cable, documentation |