Garmin RV 770 NA LMT has an average rating of 5 out of 5 based on 12 user reviews. RV drivers who try to use their phone’s GPS or a traditional automotive unit will quickly find that it is inadequate. RVs, due to their size and weight, follow a
RV GPS Truck GPS
| Highest Rated Truck GPS | ||
|---|---|---|
 | Garmin dezl 780 LMTS | 4.3/5 |
 | Garmin dezl 580 | 4/5 |
 | Garmin dezl 770LMTHD | 3.7/5 |
 | Rand McNally TND 740 | 3.4/5 |
 | Rand McNally TND 540 | 3.4/5 |