Compare Tracker Devices: Wired vs Wireless vs OBD

A comprehensive guide to understanding the different types of car tracking devices available in South Africa

Choosing the right car tracker involves more than just comparing monthly fees. The type of tracking device—wired, wireless, or OBD—significantly impacts security, functionality, and installation requirements. This guide breaks down the key differences to help you make an informed decision.

Understanding the Three Main Tracker Types

1. Wired GPS Trackers

Wired trackers are hardwired directly into your vehicle's electrical system, typically connected to the battery or ignition system. These are the most common type of trackers used by professional installation services.

Key Features:

  • Power Source: Vehicle's electrical system
  • Installation: Professional installation required
  • Visibility: Completely hidden from view
  • Battery Life: Unlimited (while vehicle battery is functional)
  • Tamper Resistance: High (difficult to locate and disable)

2. Wireless GPS Trackers

Wireless trackers operate on internal batteries and use cellular networks to transmit location data. They're typically smaller and can be placed anywhere in the vehicle without wiring.

Key Features:

  • Power Source: Internal rechargeable battery
  • Installation: DIY (no tools required)
  • Visibility: Can be hidden but may need periodic charging
  • Battery Life: 1-3 years depending on usage
  • Tamper Resistance: Medium (can be found but no wires to cut)

3. OBD GPS Trackers

OBD (On-Board Diagnostics) trackers plug directly into your vehicle's OBD-II port, typically located under the dashboard. These devices are popular for their ease of installation and additional diagnostic capabilities.

Key Features:

  • Power Source: Vehicle's OBD port
  • Installation: Plug-and-play (seconds to install)
  • Visibility: Visible but often overlooked
  • Battery Life: Unlimited (draws power from vehicle)
  • Tamper Resistance: Low (easily visible and removable)

Comparison Table: Wired vs Wireless vs OBD Trackers

Feature Wired Trackers Wireless Trackers OBD Trackers
Installation Professional required (1-2 hours) DIY (minutes) Plug-and-play (seconds)
Power Source Vehicle battery Internal battery (1-3 years) OBD port (vehicle power)
Visibility Completely hidden Can be hidden Visible (under dashboard)
Security Level Highest Medium Lowest
Tamper Resistance Excellent Good Poor
Additional Features Immobilizer integration Geofencing, movement alerts Vehicle diagnostics
Cost Higher upfront Moderate Lower upfront
Best For High-risk areas, premium vehicles Rental fleets, occasional use Teen drivers, basic tracking

Which Tracker Type Is Right For You?

Choose a Wired Tracker If:

  • You want maximum security against theft
  • You own a high-value vehicle
  • You live in a high-crime area
  • You don't mind professional installation
  • You want integration with immobilizers or other security systems

Choose a Wireless Tracker If:

  • You need a temporary or portable solution
  • You want to avoid professional installation
  • You need to move the tracker between vehicles
  • Your vehicle doesn't have an OBD port (older models)
  • You want to monitor assets beyond vehicles

Choose an OBD Tracker If:

  • You want the easiest installation possible
  • You need vehicle diagnostic information
  • You're monitoring teen drivers or employees
  • You have a newer vehicle (post-1996) with OBD-II port
  • You want a low-cost tracking solution

Key Takeaway

While OBD and wireless trackers offer convenience and lower installation costs, wired trackers provide significantly better security for high-risk situations. For comprehensive vehicle protection in South Africa's challenging security environment, professionally installed wired systems from reputable providers like Netstar, Cartrack, Tracker, and Matrix generally offer the best protection against sophisticated theft attempts.

Frequently Asked Questions

What is the main difference between wired and wireless trackers?
Wired trackers connect directly to your vehicle's electrical system, providing continuous power but requiring professional installation. Wireless trackers have their own battery, making them easier to install but requiring periodic recharging or battery replacement.
Are OBD trackers as secure as wired trackers?
OBD trackers are less secure than professionally installed wired trackers because they're visible and can be easily removed by thieves. Wired trackers are hidden within the vehicle's electrical system, making them much harder to detect and disable.
Which tracker type has the longest battery life?
Wired trackers have essentially unlimited battery life since they draw power from your vehicle. Wireless trackers typically last 1-3 years on a single battery, while OBD trackers draw power from your vehicle's OBD port but may drain your car battery if left connected for extended periods while the vehicle is off.
Can I install a wired tracker myself?
While technically possible, we strongly recommend professional installation for wired trackers. Incorrect installation can damage your vehicle's electrical system, void warranties, or cause the tracker to malfunction when you need it most.
Do insurance companies prefer certain tracker types?
Many insurance companies require professionally installed wired trackers for comprehensive coverage on high-value vehicles, as they provide the highest level of security. Always check with your insurer about their specific requirements before purchasing a tracking device.

Ready to Choose Your Tracker?

Now that you understand the differences between tracker types, compare specific models and pricing from South Africa's leading providers.

Compare Tracker Prices