The Garmin GPSMAP 65s is the first Garmin to offer multi-band GNSS and is a solid performer for a handheld GPS. If you’re looking to buy “the most accurate handheld GPS” for a consumer, I’d say that you’d fare well with a GPSMAP 65s (basic GPS), GPS MAP 66S ,GPSMAP 66i (GPS with InReach),GPSMAP67i(GPS with