Garmin GPSMAP 421S Marine GPS Chartplotter/Fish... GPSMAP 421S Chartplotter/Fishfinder Combo - Without TransducerFeatures an ultra-bright 4" QVGA display along with an improved high-speed digital design for faster map drawing and panning speeds. Plus, these waterproof units have a high-sensitivity......

$370 to $547

at 23 stores

Humminbird 798ci SI Combo Internal Marine GPS /... The 798ci SI internal GPS fishfinder combo from Humminbird; features a brilliant, ultra-high resolution 5" color display, side imaging and dual-beam PLUS sonar with 4000 watts of PTP power output. The model also includes a 16-channel GPS system with......

$737 to $1,000

at 11 stores

Garmin GPSMAP 431 Marine GPS / Chartplotter - I... 4 in. QVGA display along with an improved high-speed digital design for faster map drawing and panning speeds - Waterproof units have a high-sensitivity internal GPS receiver, so mariners will......

$344 to $594

at 38 stores

Lowrance HDS-7 Insight USA Multifunction Fishfi... Large, but compact, 6.4 full VGA color display, Sunlight viewable with brighter, clearer, wider-angle viewing, Brilliant, pure-white LED screen/keypad .......

$980 to $1,599

at 29 stores