How Much Does a Tracker Reduce Your Insurance?

A vehicle tracker typically reduces UK car insurance premiums by somewhere between 5% and 25%, though the exact figure depends heavily on your insurer, your vehicle's risk profile, and whether the device is Thatcham-approved. 

This guide breaks down the real numbers behind those discounts and explains why the category of tracker you choose makes such a significant difference to your final saving.

The Real Discount Range You Can Expect

Most industry sources land on a fairly consistent range. Trackers typically reduce premiums by 5% to 20%, with some insurers offering as much as 25% to 35% for higher-risk or higher-value vehicles fitted with a Thatcham-approved system. 

On a mid-range policy costing around £1,200 a year, even a modest 10% discount puts £120 back in your pocket annually, before factoring in the added benefit of protecting your no-claims bonus.

The saving scales considerably for expensive or frequently targeted vehicles. One documented example saw a Range Rover Sport's premium drop from £3,200 to £2,450 after fitting a Thatcham S5 tracker with driver ID tags, a single-year saving of £750. 

For a brand new Range Rover with an annual premium north of £2,500, insurers report discounts capable of covering the tracker's entire installation cost within the first year alone.

Why the Tracker Category Matters More Than the Brand

Not all trackers earn the same discount, and this is where many drivers get caught out. A basic, unmonitored GPS tracker offers minimal insurance benefit because insurers primarily reward devices that demonstrably improve recovery rates and actively deter theft, not simply location data on its own.

Thatcham-approved devices sit at the top of the discount table because they're independently certified to a recognised security standard. Industry data breaks the typical savings down by category fairly clearly:

This pattern holds up across multiple sources, with S5 systems consistently commanding the larger discount because their driver recognition technology delivers the highest stolen vehicle recovery rates, sometimes cited as high as 95% to 96%. S7 devices still earn a meaningful reduction, just generally a smaller one, since they lack that extra layer of theft-specific detection.

How the GPSBob Thatcham S7 and S5 Fit This Picture

Both categories are worth understanding properly before choosing, since paying for S5-level protection when your insurer only requires S7 is money spent unnecessarily, while the reverse leaves you underinsured against a genuine policy condition.

The GPSBob Thatcham S7 sits in the entry-level insurer-recognised bracket, combining 4G-enabled real-time GPS tracking with advanced anti-theft alerts and a 24/7 monitored control room. 

It's priced at £169.99 for the device, with a £9.99 monthly plan and no lock-in commitment, or prepay options running from £116.28 for one year up to £509.49 for five years, saving up to 15% versus paying monthly. This tier suits standard family cars, vans and motorcycles where an insurer requires basic movement-based tracking rather than driver-specific theft detection.

The GPSBob Thatcham S5 goes a step further with Automatic Driver Recognition, using TOTP technology tags for secure driver identification, directly targeting the relay theft and key cloning methods that push S5 discounts higher than S7 in most insurer pricing models. 

It's priced at £349.00 for the device, with the same £9.99 monthly option or prepay plans scaling from £465.28 for one year through to £858.49 for five years, saving £89.91 versus monthly. 

Given that many insurers specifically require S5 compliance for higher-value or keyless vehicles, checking your policy wording before choosing between the two categories genuinely matters here.

Why Monitoring and Recovery Matter to Insurers

Insurers aren't just rewarding the presence of a tracker, they're pricing in the improved odds of actually getting the car back. A device that sends an alert to a 24/7 monitored control room the moment unauthorised movement is detected, and can liaise directly with police using live location data, fundamentally changes the risk calculation compared with a car that simply vanishes without a trace.

This is why documentation matters when applying for a discount. Most insurers want proof of professional installation, typically a Thatcham completion certificate, before they'll apply the discount, and self-installed devices generally don't qualify regardless of how capable they are technically.

Getting the Discount Applied Correctly

Once a tracker is fitted, the discount isn't always automatic. It's worth contacting your insurer directly, providing the installation certificate, and confirming in writing that the discount has been applied to your policy rather than assuming it's been factored in from the fitting date. 

Renewal time is also a good moment to shop around, since not every insurer weighs Thatcham categories the same way, and some brokers specifically work with providers who reward S5 and S7 devices more generously than others.

Compare Your Options

If you're ready to see whether your vehicle qualifies for a genuine discount, take a look at GPSBob's full range of Thatcham-approved insurance vehicle trackers to find the right S5 or S7 device for your policy requirements

FAQs

Does fitting a tracker guarantee an insurance discount regardless of insurer?

No, roughly 30% of insurers only offer discounts for their own preferred or approved systems, so it's worth checking with your specific provider before purchasing.

Can a tracker discount be backdated if I fit one mid-policy?

Generally no, most insurers apply the discount from the date they receive proof of installation rather than backdating it to when the device was actually fitted.

Does the age of the vehicle affect how much discount a tracker earns?

Yes, older or lower-value vehicles typically see smaller percentage discounts since the underlying theft and claims risk being offset is lower to begin with.

Will removing a tracker after receiving a discount affect my policy?

Yes, most insurers require you to inform them if a tracker is removed, since the discount was conditional on the device remaining fitted and functional.

Do multi-car households get a bigger discount fitting trackers to every vehicle?

Not typically as a combined bonus, though each individual vehicle's premium may still reduce independently if fitted with an insurer-recognised device.