4.8 in 2.91 in  | 4.88 in 3.11 in  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 Garmin Nuvi 255W |  Garmin Nuvi 40 | |
|---|---|---|
| Form factor |
| Fixed |
| Built-in camera | no | no |
| Weather proof | no | no |
| Garmin Nuvi 255W | Garmin Nuvi 40 | |
|---|---|---|
| Display type | LCD | TFT |
| Screen size | 4.3 in | 4.3 in |
| Screen resolution | 480 x 272 px | 480 x 272 px |
| Interface type | Touchscreen | Touchscreen |
| Colour screen | yes | yes |
| Widescreen | yes | yes |
| Native aspect ratio | 16:9 | 16:9 |
| Backlight display | yes | yes |
| Garmin Nuvi 255W | Garmin Nuvi 40 | |
|---|---|---|
| Colour of product | Black | Black |
| Width | 4.8 in | 4.88 in |
| Height | 2.91 in | 3.11 in |
| Depth | 0.79 in | 0.71 in |
| Weight | 5.2 oz | 5.22 oz |
| Handheld | no | no |
| Wristband | no | no |
| Garmin Nuvi 255W | Garmin Nuvi 40 | |
|---|---|---|
| Map included | yes | yes |
| Map coverage | Europe | Western Europe |
| Navigation area | Vehicles | Vehicles |
| TMC support | yes | no |
| Points of interest | yes | yes |
| Speed limits | yes | yes |
| Speed cameras warning support | yes | yes |
| Voice commands | no | yes |
| Voice guidance | yes | yes |
| Street name pronunciation | yes | yes |
| Navigation bracket | Europe |
|
| Waypoints | yes | yes |
| Number of waypoints | 1000 | 1000 |
| Route avoidance | yes | yes |
| Garmin Nuvi 255W | Garmin Nuvi 40 | |
|---|---|---|
| Antenna | Internal | Internal |
| Bluetooth | no | no |
| Garmin Nuvi 255W | Garmin Nuvi 40 | |
|---|---|---|
| Built-in speakers | yes | yes |
| Headphone output | no | no |
| USB | yes | yes |
| USB version | 2.0 | 2.0 |
| USB 2.0 ports quantity | 1 | 1 |
| Supported radio bands | Not supported | Not supported |
| Image viewer | yes | no |
| Garmin Nuvi 255W | Garmin Nuvi 40 | |
|---|---|---|
| Basemap | yes | no |
| Calculator | yes | no |
| MP3 player | no | no |
| Route planner | yes | yes |
| Garmin Nuvi 255W | Garmin Nuvi 40 | |
|---|---|---|
| Storage media type | SSD | SSD |
| Memory card reader | yes | yes |
| Compatible memory cards | microSD | microSD |
| Garmin Nuvi 255W | Garmin Nuvi 40 | |
|---|---|---|
| External power connection |
| Battery |
| Battery operated | yes | yes |
| Battery type | Li-Ion | Li-polymer |
| Battery life (running) | 4.0 h | 2.0 h |
| Battery life (max) | 4.0 h | 2.0 h |
| Pros | ||
|---|---|---|
| Cons |
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