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The complete guide to telematics

By SG Fleet | 06 July 2025

Driver using a car's touchscreen display with navigation and vehicle data, illustrating modern fleet technology.

Businesses operating vehicle fleets always seem to face mounting pressure to optimise costs, enhance safety, and improve operational efficiency. This is, however, entirely possible, thanks to a technology that has quietly changed the transportation industry: telematics.

Far from being just a fancy GPS tracker, telematics has altered how organisations manage their mobile assets and make data-driven decisions.

 

Understanding the current state of telematics

Telematics combines telecommunications and informatics to create a powerful data collection and analysis system. This technology captures real-time information from vehicles and transmits it to centralised platforms, where it transforms into actionable business intelligence.

 The system works through specialised hardware devices installed in vehicles that connect directly to the vehicle's internal computer network. These devices collect comprehensive data, including GPS location, speed, fuel consumption, engine diagnostics, and driving behaviours. This information is then transmitted via cellular networks to cloud-based software, which converts it into a more user-friendly format.

Modern telematics are a little more advanced than simple GPS tracking due to an ability to tap into the vehicle's diagnostic systems. By connecting to the On-Board Diagnostics (OBD-II) port or the vehicle's Controller Area Network (CAN-BUS), these systems access rich streams of data directly from the vehicle's "brain," providing insights that were previously unavailable to fleet managers.

 

The operational benefits of telematic adoption

As we move toward greater connectivity and automation, businesses that master telematics today will be best positioned to adapt and thrive in tomorrow's intelligent transportation ecosystem. Here are some of the real benefits that can be seen right now thanks to telematics:

Cost reduction through smart management

Fuel expenses often represent one of the most significant operational costs for fleet-based businesses. Telematics tackles this challenge by identifying and quantifying fuel-wasting behaviours such as excessive idling, speeding, and aggressive driving patterns. Fleet managers can use this data to implement targeted coaching programs that typically result in 5-10% fuel savings across their operations. Route optimisation can be significantly more effective with real-time vehicle tracking. Dispatchers can make informed decisions about which vehicle to send to which job, factor in current traffic conditions, and provide customers with accurate arrival estimates. This can result in the completion of more daily jobs while reducing unnecessary mileage.

Preventing problems before they occur

Traditional vehicle maintenance follows a reactive approach of fixing problems after they cause breakdowns. Telematics enables a proactive strategy by monitoring critical vehicle health indicators and alerting managers to potential issues before they result in costly roadside failures.

The system tracks diagnostic trouble codes and monitors battery voltage, engine temperature, and other signs of vehicle health. Combined with automated mileage and engine hour tracking, this data enables precise preventive maintenance scheduling to keep your vehicles running at their best for longer.

Enhanced safety and driver development

Safety improvements are a big advantage of this technology, thanks to objective data on risky driving behaviours, including harsh braking, rapid acceleration, and speeding incidents. This empirical approach to safety management allows fleet managers to move beyond subjective assessments and implement data-driven coaching programs.

Driver scorecards generated from telematics data create accountability while providing clear feedback for improvement. Many organisations report substantial reductions in accident rates and associated costs after implementing comprehensive telematics-based safety programs.

 

Choosing the right telematics solution

Fleet managers looking to implement telematics need to choose between Original Equipment Manufacturer (OEM) embedded systems or aftermarket solutions from specialised providers. The primary differences are as follows:

  • OEM Telematics
    Factory-installed telematics systems offer several advantages for new vehicle acquisitions. They require no additional installation, come with warranty coverage, and often provide deeper access to proprietary vehicle data. For businesses purchasing new, homogeneous fleets from a single manufacturer, OEM solutions can be cost-effective and straightforward.
  • Aftermarket Solutions
    Most established businesses operate mixed fleets with vehicles from multiple manufacturers spanning different model years. In these scenarios, aftermarket telematics solutions become essential. These systems can be installed on virtually any vehicle, regardless of age or manufacturer, providing unified fleet visibility through a single management platform. The key advantage of aftermarket solutions is their ability to aggregate data from diverse sources. Most options can integrate with OEM systems while covering older vehicles with their own hardware, creating a comprehensive fleet view.

 

Usage-based insurance

Traditional auto insurance relies on demographic data and historical patterns to assess risk. Telematics enables Usage-Based Insurance (UBI), which prices policies based on actual driving behaviour rather than statistical proxies.

This shift represents a direct opportunity for commercial fleets to control insurance costs through demonstrated safety improvements. Safety data can be used to negotiate better insurance rates, turning this investment in safety technology into measurable financial returns.

 

The future of connected mobility

The current capabilities of telematics are just the beginning. Emerging technologies are poised to create even more powerful applications:

Artificial Intelligence and Machine Learning will enhance predictive capabilities, moving beyond reactive alerts to proactive recommendations. Future systems will predict component failures more accurately and provide sophisticated driver coaching based on individual behaviour patterns.

5G connectivity and Vehicle-to-Everything (V2X) communication will enable real-time interaction between vehicles and infrastructure. This will be essential for the safe operation of autonomous vehicles and create new opportunities for fleet optimisation.

Video telematics and biometric monitoring add visual context to driving events and can detect driver fatigue or distraction in real time, further enhancing safety capabilities.

 

Successful telematics implementation

We always recommend careful attention to both technical and human factors when implementing telematics:

Transparent communication about data collection and usage is essential for driver acceptance. Frame the technology around driver benefits, such as protection from false accusations and reduced paperwork rather than surveillance.

Define specific, measurable goals for safety, efficiency, and cost reduction before implementation. Use these metrics to track progress and demonstrate return on investment.

Prioritise software platforms that can aggregate data from multiple sources, ensuring comprehensive fleet visibility regardless of hardware diversity.

Select reputable providers with strong security practices and establish clear data governance policies to protect sensitive information.

 

Make use of this strategic business transformation tool today

When implemented thoughtfully with attention to technological capabilities and human factors, telematics becomes a powerful platform for data-driven decision-making that drives measurable results across all fleet operations. Let SG Fleet help save on the costs of your fleet vehicles with smart strategies today.