| Country | International Price | Price in PHP |
|---|---|---|
| Indonesia | IDR 3.135.000 | ₱ 11,629.00 |
| Malaysia | MYR 1,210.00 | ₱ 15,493.00 |
| Philippines | PHP 18,000.00 | ₱ 18,000.00 |
| Singapore | SGD 389.00 | ₱ 15,007.00 |
| Vietnam | VND 6.599.780 | ₱ 14,835.00 |
| Release Date in Philippines | |
|---|---|
| Model | GPSMAP 78s |
| Date | Jul 2010 |
| Display | |
| Display diagonal | 6.6 cm (2.6") |
| Touchscreen | No |
| Display | LCD |
| Display size (HxV) (imperial) | 40.6 x 55.9 mm (1.6 x 2.2") |
| Display number of colours | 65536 colors |
| Weight & dimensions | |
| Weight | 218.3 g |
| Width | 66 mm |
| Depth | 30 mm |
| Height | 152 mm |
| Power | |
| Battery technology | Nickel-Metal Hydride (NiMH) |
| Battery type | AA |
| Battery life (max) | 20 h |
| Number of batteries supported | 2 |
| Networking | |
| Bluetooth | No |
| GPS type | |
| Marine (chartplotters, sounders) | Yes |
| Sport (fitness, running) | No |
| Outdoor (hiking, trekking) | No |
| Geocaching (GPS stash hunt) | Yes |
| Auto | No |
| Aviation | No |
| Design | |
| Form factor | Handheld |
| Performance | |
| Built-in camera | No |
| Image viewer | No |
| Unit-to-unit transfer | Yes |
| Sun & moon information | Yes |
| Hunt/fish calendar | Yes |
| Tide tables | Yes |