The Humminbird 386ci Combo PT is one of the best portable fish finders with chartplotting, in terms of price / quality ratio. Excellent to fit on your kayak or rental boat, and comes with charger, 7 Amp Hour AGM Battery, and its soft-sided carry case.
Although it does not have Side Imaging or Down Imaging, and does not support 360 Imaging it does have Dual Beam Plus sonar with SwitchFire, which makes available two sonar frequencies: 200 kHz, with a 20° view, and 83 kHz with a wider, 60° view. You can observe both views in split screen. It also has the Selective FishID+ view mode. This unit has a depth capability of 1,500 ft.
The power output of the 386ci Combo Portable is 500 Watts (RMS) / 4,000 Watts (PTP). It comes with a standard transducer, Transom XPT-9-20-T.
It has a color TFT screen (256 colors grayscale), with 3.5-inch diagonal screen, 240H x 320V pixel resolution. The screen has LED backlight, which maximizes its readability, in direct sunlight, or during night fishing.
In terms of navigational capabilities, this unit has precision GPS and GPS Speed included. It has the built-in UniMap cartography pack, and can also support Lakemaster and Navionics Gold / HotMaps. You can store up to 2,500 waypoints, 50 routes and 50 tracks (20,000 points each) with it, to make sure you never miss a great fishing spot.
This unit does not have Ethernet, and does not support superior navigational options, such as Radar2, NMEA2000, or iPilotLink.