Discover the top 5 remote boat monitoring systems for real-time tracking, security, and control. Compare features, hardware, and costs.
Marine telematics has revolutionized how boat owners monitor and manage their vessels, offering real-time insights into location, engine performance, security, and maintenance needs. These app-based systems, accessible via Wi-Fi, cellular, or satellite networks, allow boaters to stay connected to their vessels from anywhere in the world. With features like geofencing, sensor-based monitoring, and remote control, telematics systems enhance security, streamline maintenance, and provide peace of mind. This article explores five leading remote boat monitoring and control systems—Skyhawk Oversea, BoatFix, Radian IoT, Garmin OnDeck Hub, and Siren Marine—detailing their features, hardware, pricing, and unique advantages.
Why Remote Boat Monitoring Matters
Boat ownership comes with challenges, from theft risks to unexpected maintenance issues. Telematics systems address these concerns by providing:
- Real-Time Tracking: Monitor your boat’s location and receive alerts if it moves outside a designated geofence.
- System Monitoring: Track engine data, battery voltage, bilge activity, and environmental conditions like temperature or hatch status.
- Remote Control: Activate or deactivate onboard systems, such as lights or pumps, from your smartphone.
- Maintenance Insights: Receive notifications about engine performance or system issues to prevent costly repairs.
Whether you’re a recreational boater or manage a fleet, these systems offer tailored solutions. Below, we dive into the top five options, comparing their hardware, apps, subscription models, and standout features.
1. Skyhawk Oversea: Versatile and User-Friendly Monitoring
Skyhawk Oversea delivers a flexible, easy-to-install telematics solution powered by replaceable AA batteries, with a lifespan of 1 to 5 years depending on usage. Its wireless hub connects to multiple sensors, enabling simultaneous monitoring of hatch closures, battery voltage, bilge water levels, and temperatures. The system’s simplicity makes it ideal for DIY installations, requiring only a hub setup and sensor pairing via the app.
Key Features
- Geofencing and Location Tracking: Set a virtual perimeter and receive alerts if your boat moves outside it. The hub tracks indoor and outdoor locations and compass heading changes.
- Sensor Versatility: Supports dozens of wireless sensors for motion, temperature, smoke, sound, and more, each powered by internal batteries.
- User-Friendly App: The Skyhawk app provides a comprehensive dashboard for arming/disarming the system, adjusting geofences, and viewing real-time data.
Hardware
- Oversea Wireless Hub: Compact (4×4 inches), priced at $299 standalone, $449 with three sensors, or $599 with six sensors.
- Sensors: Wireless, battery-powered, and easy to install with screws or adhesives. Examples include motion, temperature, and high-water sensors.
- Power Efficiency: Battery life varies based on usage—continuous tracking consumes more power, while on-demand location updates conserve energy.
Subscription
- Cost: Starts at $15/month, covering app access and connectivity.
Pros and Cons
- Pros: Easy installation, long battery life, extensive sensor options.
- Cons: Limited remote control features compared to competitors.
Best For
Boaters seeking a cost-effective, DIY-friendly system with robust monitoring capabilities.
2. BoatFix: Concierge-Driven Peace of Mind
BoatFix stands out with its 24/7 concierge service, staffed by propulsion and systems experts who assist with troubleshooting and repairs, even on weekends. Designed for seamless integration, BoatFix partners with manufacturers like Sea Pro and Carefree Boat Rentals to offer factory-installed systems with three years of free monitoring. Its focus on customer support makes it ideal for boaters who value immediate assistance.
Key Features
- Concierge Service: 24/7 access to skilled technicians for diagnosing and resolving issues remotely or on-site.
- Location and System Monitoring: Tracks boat position, voltage, and bilge activity, with real-time updates via the BoatFix Pro app.
- Geofencing: Alerts owners if the boat moves outside a set perimeter or if the ignition is engaged.
Hardware
BoatFix offers three devices tailored to different needs:
- BFQL 100 ($TBD): A self-contained GPS tracker reporting position once daily, powered by an internal battery for three years.
- BFQL 200 ($TBD): Tracks position hourly (ignition off) or every minute (ignition on) and monitors voltage. No additional sensors required.
- BFQL 300 ($TBD): Adds bilge-pump cycle monitoring to the BFQL 200’s features, alerting users to potential leaks.
Pricing for hardware is typically bundled with OEM installations, so standalone costs may vary.
Subscription
- Cost: Free for three years with OEM installations; $99/year thereafter.
The App
The BoatFix Pro app provides:
- Real-time vessel location and geofence status.
- Trip recording and route planning via web-based mapping.
- Direct access to towing and concierge services.
Pros and Cons
- Pros: Exceptional concierge support, free initial subscription, OEM integration.
- Cons: Limited standalone hardware availability, less focus on data analytics.
Best For
Boaters who prioritize expert support and seamless manufacturer integration.
3. Radian IoT: Data-Driven Insights for Owners and Builders
Radian IoT focuses on comprehensive data collection, benefiting boaters, manufacturers, dealers, and financiers. Its M3 device, typically factory-installed, captures detailed usage data to inform maintenance, improve product design, and enhance security. The system also supports dealers with concierge services, making it a robust B2B2C solution.
Key Features
- Data Analytics: Tracks engine performance, battery status, bilge cycles, and G-forces (up to 2G) to identify maintenance needs, such as water pump issues.
- Safe Zone Alerts: Notifies owners of unauthorized movement or ignition activation without a traditional geofence.
- Dealer Integration: Shares data with dealers for proactive service and inventory management.
Hardware
- Radian M3 ($TBD): A factory-installed device monitoring two battery banks, bilge cycles, ambient temperature, and G-forces. Many sensors are built-in, reducing external hardware needs.
- Bluetooth Hub ($TBD): Optional accessory for monitoring tire pressure and temperature while trailering.
Hardware pricing is typically included in OEM agreements.
Subscription
- Cost: 1–3 years included by manufacturers; $108/year thereafter.
The App
Radian IQ offers:
- Visual reports on vessel status, location, and weather conditions.
- Access to user- or builder-selected accessories.
- Maintenance alerts based on usage data.
Pros and Cons
- Pros: Extensive data insights, dealer integration, built-in sensors.
- Cons: No traditional geofencing, higher renewal costs.
Best For
Boaters and manufacturers seeking data-driven maintenance and security solutions.

4. Garmin OnDeck Hub: Comprehensive NMEA 2000 Integration
Garmin’s OnDeck Hub is a versatile telematics system that integrates with NMEA 2000 networks, offering extensive monitoring and remote control capabilities. Compatible with non-Garmin navigation systems, it tracks engine data, battery levels, bilge activity, and hatch security via the ActiveCaptain app. Its internal battery ensures 48-hour operation during power loss, making it reliable for security.
Key Features
- NMEA 2000 Compatibility: Collects and reports engine data for maintenance tracking.
- Remote Control: Supports up to five DC relay switches for activating onboard devices.
- Notifications: Sends alerts via text, email, or app for location changes, bilge activity, or power loss.
Hardware
- OnDeck Hub ($849.99): Includes NMEA 2000 backbone cable, Garmin network cables, and built-in sensors for location, voltage, and bilge monitoring.
- Accessories:
- Security sensor ($TBD)
- Temperature sensor ($TBD)
- Shore-power sensor ($TBD)
- Relay switch (12V DC, $TBD)
- Additional cables and connectors ($TBD)
Subscription
- Cost: $19.99/month or $12.99/month with an annual contract (includes three free months).
The App
ActiveCaptain provides:
- Real-time vessel status, including location and sensor data.
- Engine performance reports and maintenance alerts.
- Remote control for connected devices.
Pros and Cons
- Pros: Robust NMEA 2000 integration, reliable notifications, remote control options.
- Cons: Higher hardware cost, hard-wired sensors may complicate installation.
Best For
Tech-savvy boaters with NMEA 2000-equipped vessels seeking comprehensive monitoring.
5. Siren Marine: Yamaha’s Connected Boat Vision
Acquired by Yamaha Marine, Siren Marine’s Siren 3 Pro Hub aims to create the ultimate “connected boat” for both Yamaha and independent brands like Grady-White and Skeeter. Available for aftermarket installation, it monitors location, battery voltage, and engine parameters via proprietary networks, with cellular or satellite connectivity.
Key Features
- Geofencing and Tracking: Monitors boat position and alerts owners of unauthorized movement.
- Engine Integration: Reports detailed engine data when connected to propulsion systems.
- Future-Ready: Yamaha plans to add maintenance services and firmware updates.
Hardware
- Siren 3 Pro Hub ($796.86): Features cellular/satellite communication, internal GPS, and voltage monitoring.
- Accessories ($38–$140):
- Magnetic hatch sensors
- Battery/voltage sensor
- Bilge-pump-cycles sensor
- High-water sensor
- Temperature sensor
- Shore-power sensor
- Motion sensor
- Canvas-snap sensor
- DC accessory relay switch
Subscription
- Cost: Cellular: $22/month or $225/year; Satellite: $350/year.
The App
The Siren Marine app offers:
- A dashboard for monitoring and controlling systems.
- Geofence configuration and sensor management.
- Real-time engine and environmental data.
Pros and Cons
- Pros: Yamaha-backed reliability, extensive sensor options, dual connectivity.
- Cons: Higher subscription costs, complex aftermarket installation.
Best For
Boaters seeking a premium, future-proof system with strong brand support.
Comparison Table
System | Hardware Cost | Subscription Cost | Key Features | Best For |
---|---|---|---|---|
Skyhawk Oversea | $299–$599 | $15/month | Easy DIY install, long battery life | DIY boaters, cost-conscious users |
BoatFix | TBD (OEM bundled) | $99/year (post-3 years) | 24/7 concierge, OEM integration | Boaters needing expert support |
Radian IoT | TBD (OEM bundled) | $108/year (post-OEM) | Data analytics, dealer integration | Data-driven owners, manufacturers |
Garmin OnDeck Hub | $849.99 | $12.99–$19.99/month | NMEA 2000 integration, remote control | Tech-savvy boaters with NMEA systems |
Siren Marine | $796.86 | $22/month or $225–$350/year | Yamaha support, dual connectivity | Premium, future-ready solutions |
Choosing the Right System
Selecting a remote boat monitoring system depends on your priorities:
- Budget-Conscious: Skyhawk Oversea offers affordability and flexibility.
- Support-Focused: BoatFix’s concierge service ensures quick issue resolution.
- Data-Driven: Radian IoT excels in analytics for owners and builders.
- Tech-Advanced: Garmin OnDeck Hub suits NMEA 2000-equipped vessels.
- Future-Proof: Siren Marine aligns with Yamaha’s connected boat vision.
Conclusion
Remote boat monitoring systems empower owners with real-time insights and control, enhancing security and maintenance. Whether you prioritize affordability, expert support, data analytics, or advanced integration, the five systems covered—Skyhawk Oversea, BoatFix, Radian IoT, Garmin OnDeck Hub, and Siren Marine—offer robust solutions. Evaluate your needs, budget, and vessel setup to choose the system that keeps your boat safe and connected, no matter where you are.
Happy Boating!
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Read Boat Electronics: Maintenance, Care, & Cleaning Guide until we meet in the next article.