2.4 in 6.3 in  | 2.94 in 5.68 in  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 Garmin GPSMAP 64 |  Garmin Montana 680t | |
|---|---|---|
| Form factor | Handheld | Handheld |
| Built-in camera | no | yes |
| Placement supported | Vertical | Vertical |
| International Protection (IP) code | IPX7 | IPX7 |
| Weather proof | yes | yes |
| Garmin GPSMAP 64 | Garmin Montana 680t | |
|---|---|---|
| Display type | TFT | TFT |
| Screen size | 2.6 in | 4.0 in |
| Screen resolution | 160 x 240 px | 272 x 480 px |
| Interface type | Thumb stick | Touchscreen |
| Colour screen | yes | yes |
| Garmin GPSMAP 64 | Garmin Montana 680t | |
|---|---|---|
| Colour of product | Black,Orange | Black |
| Width | 2.4 in | 2.94 in |
| Height | 6.3 in | 5.68 in |
| Depth | 1.42 in | 1.43 in |
| Weight | 9.17 oz | 10.19 oz |
| Handheld | yes | yes |
| Wristband | no | no |
| Garmin GPSMAP 64 | Garmin Montana 680t | |
|---|---|---|
| Type of map view |
| 2D |
| Map included | yes | yes |
| Map coverage | World | Europe |
| Navigation area |
|
|
| TMC support | no | no |
| Points of interest | yes | yes |
| Speed cameras warning support | no | no |
| Voice commands | no | no |
| Voice guidance | no | no |
| Navigation bracket |
| Europe |
| Waypoints | yes | yes |
| Number of waypoints | 5000 | 4000 |
| Garmin GPSMAP 64 | Garmin Montana 680t | |
|---|---|---|
| Antenna | Internal | Internal |
| Bluetooth | no | no |
| GLONASS | yes | yes |
| Garmin GPSMAP 64 | Garmin Montana 680t | |
|---|---|---|
| Headphone output | no | no |
| USB | yes | yes |
| USB version | 2.0 | 2.0 |
| Image viewer | yes | yes |
| Garmin GPSMAP 64 | Garmin Montana 680t | |
|---|---|---|
| Altimeter | no | yes |
| Compass | no | yes |
| GPS coordinates | yes | yes |
| Route planner | yes | yes |
| Track data | yes | yes |
| Garmin GPSMAP 64 | Garmin Montana 680t | |
|---|---|---|
| Storage media type | Flash | Flash |
| Memory card reader | yes | yes |
| Compatible memory cards | microSD | microSD |
| Internal storage capacity | 4.0 GB | 2.9 GB |
| Garmin GPSMAP 64 | Garmin Montana 680t | |
|---|---|---|
| External power connection | AC | Battery |
| Battery operated | yes | yes |
| Battery type | Li-Ion | Li-Ion |
| Battery life (running) | 16.0 h | 16.0 h |
| Battery life (max) | 16.0 h | 16.0 h |
| Number of batteries required | 2 | 3 |
| Pros | ||
|---|---|---|
| Cons |
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