Summary: Though a relatively cheap price point is sure to entice, several gaps in functionality make the GPSMAP 76 somewhat undesirable. It is functional if PC connectivity isn’t paramount, but for the most part it's worth paying more for the extra features.
Pros: Inexpensive, external antenna connection
Cons: Limited memory, slow performance, no direct USB connectivity, no electronic compass
Excerpt: The Garmin GPSMAP 76 is probably Garmin’s most popular entry-level marine handheld. This greyscale unit floats and can accommodate up to 8MB of added maps. Its pre-loaded basemap brings marine navigation aids, including lights, buoys, sound signals and day beacons.
Excerpt: The GPSMAP 76 is designed to provide precise GPS positioning using correction data obtained from the Wide Area Augmentation System. This unit features a built-in quad helix antenna for superior reception and can provide position accuracy to less than three meters when receiving WAAS corrections.The GPSMAP 76 has an internal memory capacity of eight megabytes.