C-Map

C-MAP Marine Charts - Professional Navigation Cartography

C-MAP by Navico provides professional-grade marine charts trusted by commercial and recreational mariners worldwide. With over 35 years of cartographic expertise, C-MAP delivers the most detailed and accurate navigation data available. Our collection features:

  • C-MAP REVEAL - Next-generation charts with high-resolution bathymetry
  • C-MAP MAX-N+ - Premium vector charts with daily updates
  • C-MAP 4D - Dynamic charts with custom depth shading
  • Easy Routing - Automatic route planning with depth awareness
  • Genesis Layer - Custom bathymetry mapping
  • Worldwide Coverage - UK, European, and global chart regions

C-MAP charts include one year of chart updates and integrate seamlessly with Simrad, B&G, and Lowrance chartplotters. Features include satellite overlay, relief shading, and community-sourced data.

Compatible Equipment: Designed for Simrad, Lowrance, and B&G chartplotters. Compare with Navionics charts. Use with Garmin or Raymarine systems via compatible formats.

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Choosing between C-MAP chart tiers

The main decision with C-MAP is which tier of detail you actually need. REVEAL adds high resolution bathymetry and relief shading that show the shape of the seabed rather than just a depth figure, which matters most for anyone fishing structure or navigating close to shoals. MAX-N+ is the more conventional vector chart, updated regularly, and is the usual choice for straightforward passage planning.

Chart format has to match the plotter, not just the brand: a card cut for a Simrad or B&G unit will not read in a Lowrance slot, even though all three share the same underlying C-MAP data through Navico. Check the card format and coverage area, whether that is UK and Ireland, wider Europe, or worldwide, before ordering, since buying a far wider region than a boat ever cruises is a common oversight worth avoiding. Get in touch if you are unsure which format your plotter takes.