The 9 Best Marine Chartplotters
We spent 26 hours on research, videography, and editing, to review the top choices for this wiki. The marine chartplotter is to the avid boater as the North Star is to the lost hiker – a critical navigation tool in unfamiliar territory. Popular among maritime enthusiasts of all types, these devices can be used to chart a complex course across a lake at night, identify underwater structure for fishing, map out intricate coastline details and avoid collisions. When users buy our independently chosen editorial picks, we may earn commissions to support our work. Skip to the best marine chartplotter on Amazon.
9. Lowrance Mark-4
It’s not excessively elaborate, but the Lowrance Mark-4 doesn't need to be – its simple features should satisfy the needs of nearly any level of boater. Its four-inch grayscale LCD screen and highly accurate GPS antenna make depth and temperature measurement a snap.
- high quality for great price
- user-friendly swivel bracket
- issues reading screen in sun
|Rating||3.9 / 5.0|
8. Garmin GPSMAP 78sc
The Garmin GPSMAP 78sc is a quality waterproof handheld that floats, making it the ideal tool for those participating in active boating or watersports. You can even upload additional maps using its built-in microSD card slot, allowing you to pursue more activities.
- three-axis electronic compass
- wirelessly share tracks and routes
- tough to see details on small screen
|Rating||3.6 / 5.0|
7. Humminbird Helix G2
Get the most out of your time on the water with the Humminbird Helix G2, a combo unit with down imaging, sonar and a brilliant five-inch color display. As a fish finder, it generates super-accurate temperature, speed and terrain readings, making it an angler’s fantasy.
- built-in unimap cartography
- convenient gimbal mounting system
- batteries not included
|Rating||3.9 / 5.0|
6. Garmin GPSMAP 541s
From inland freshwater lakes to the salty waves of the sea, the Garmin GPSMAP 541s is equipped to keep you on track. Its dual-frequency transducer clearly maps out depth contours and underwater structures, all of which is easy to read on its ultra-bright color screen.
- gps receiver for satellite tracking
- xm weather and radio compatible
- problems with backlight
|Brand||Garmin GPSMAP 541s|
|Rating||4.0 / 5.0|
5. Lowrance Elite-4
High-definition mapping capabilities, advanced hybrid dual imaging technology and an affordable price make the Lowrance Elite-4 an incredible value. With outstanding sonar coverage in waters up to 1,000 feet deep, you’ll be one confident captain with this model on deck.
- extremely detailed imaging
- optional map chart upgrades
- lightweight and simple to use
|Rating||4.1 / 5.0|
4. Garmin GPSMAP 547xs
Reliable and packed with features, the Garmin GPSMAP 547xs connects wirelessly with your smartphone or tablet, giving you access to an array of marine-specific apps. A lightning-fast GPS receiver can refresh your position up to ten times per second.
- sonar offers pinpoint precision
- can be flat or swivel-mounted
- creates up to 5000 waypoints
|Rating||4.4 / 5.0|
3. Garmin GPSMAP 4208
If you’re in the market for a highly sophisticated chartplotter, the Garmin GPSMAP 4208 is a marvel of state-of-the-art technology, innovative design and even live video capabilities. It’s pricey, but you’ll have trouble finding a more complete option.
- worldwide basemap with images
- proven and durable
- waterproof and submersible
|Brand||Garmin GPSMAP 4208|
|Rating||4.6 / 5.0|
2. Simrad GO7 XSE
With a fully customizable interface and the widest available range of cartography options, the knowledge and functionality at your fingertips with the Simrad GO7 XSE is mind-blowing. And if that’s not enough, it even comes with lifetime tech support.
- highly effective fish finder
- adjustable views on split screens
- wireless internet and bluetooth
|Rating||4.7 / 5.0|
1. Garmin echoMAP CHIRP
Passionate fishermen, power-boaters and watersport fans rejoice – the Garmin echoMAP CHIRP is the chartplotter you’ve been daydreaming about. Easy to use with powerful CHIRP sonar, it even features software that lets you create your own maps.
- four display size options
- rapid gps position updates
- simple to install
|Rating||4.9 / 5.0|