WatchMate 850 Comparison

  AISWatchMate 850 Transponder Icom MA500 TR
Collision Avoidance - Determines crossing situations by CPA and TCPA and triggers alarms with prioritization Yes No prioritization
Anchor Watch - Triggers an alarm if your anchor is dragging Yes No
Safety of Crew - Triggers an alarm if a crew member falls overboard (works with any manufacturer MOB) and provides position information with updates for quick retrieval Yes No
NMEA 2000 Gateway - Translates NMEA 2000 navigation data and routes it over USB to computers or NMEA 2000 or 0183 to radar, chartplotters and other navigation equipment Yes No
Higher resolution GPS – Fast 5HZ update rate for smoother GPS tracking. Yes Slower 1HZ update rate
Acts as a GPS source for your entire navigation network. Yes No
Low power consumption 3W - Very Good 8.4W - Poor
Display 5" sunlight viewable screen Low resolution dot matrix display
Built-in GPS antenna with an optional external GPS antenna Yes NoNo internal antenna. Very large external antenna
Intelligent filtering - Filters can be set based on vessel range, speed, CPA and TCPA Yes No
Galvanic isolated USB ports - Protect your transponder and connected equipment (laptops) from high current. Yes No
Fully waterproof IPx7 rating - Can be mounted anywhere Yes Connectors are not waterproof
Bracket or flush mounting included Yes Requires optional flush mount kit

Please Note: This information has been gathered from public sources. To the best of Vesper Marine’s knowledge it was correct at the time of publication (May 2017). We want to keep this up-to-date, so if you see anything missing or incorrect, please let us know so we can update this information.