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The Garmin GPSMAP 521 is a compact chartplotter that features an ultra-bright 5" (12.7 cm) QVGA color display along with an improved high-speed digital design for increased map drawing and panning speeds. It’s ready to go with a built-in, satellite-enhanced worldwide basemap and an easy-to-use interface designed to help you navigate the open waters with ease.

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Online Price!
327,75 € tax incl.

437,00 € tax incl.

(price reduced by 25 %)

Warning: Last items in stock!

The GPSMAP 521 also accepts BlueChart® g2 Vision® cards (sold separately) for added features and functionality such as high-resolution satellite imagery, 3-D views and Auto Guidance technology.

The GPSMAP 521 basemap contains worldwide satellite images in place of traditional maps. The GPSMAP 521 also comes standard with a high-sensitivity GPS receiver for superior satellite tracking and quicker acquisition times. In addition, the GPSMAP 521 can receive U.S. graphical weather data via optional GXM™ 51 satellite receiver/antenna (sold separately). And with an SD™ card slot, it’s easy to add additional maps without connecting to a computer.



  • Order no.: 010-00760-00
  • Display size: 5" diagonal (12,7 cm diagonal)
  • Display resolution: 240 x 320 pixels
  • NMEA input/output: NMEA 0183 compatible and NMEA 2000 certified
  • Basemap: world
  • High-sensitivity receiver
  • Extremely a fast processor and fast moving plot maps
  • Simple user interface
  • Accepts data cards: SD™ card slot
  • Backlit keyboard allows you to use in low light conditions
  • 3-D map view: yes (with optional BlueChart g2 Vision card)
  • Supports AIS (tracks target ships' position): yes
  • Supports DSC (displays position data from DSC capable VHF radio): yes
  • Automated Routing
  • Aerial photographs of destinations
  • Offshore roads and destinations
  • In the Box: tilt/swivel mount, protective front cover, power/data cable and documentation
  • Dimensions (WxHxD) mm: 150 x 163 x 74
  • Weight: 0.80 kg
  • Warranty: 2 years