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The Volt Journal

Honest, jargon-free guides to living with an electric or hybrid car — from battery health to charging tariffs and winter range.

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Battery · Guide · 9 min read · 4 June 2026

The Honest Guide to EV Battery Degradation in 2026

"Will the battery die?" is the question every EV buyer asks. We pulled state-of-health data from hundreds of cars we've tested and broke down what actually drives degradation — and the simple habits that keep your pack near-new for a decade or more.

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Topic Showing 6 articles

Battery

Battery · 6 min · 28 May 2026

How Long Does an EV Battery Really Last?

Real-world degradation data and the five habits that keep your traction pack healthy for longer.

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Charging

Charging · 5 min · 14 May 2026

7kW vs 22kW: Which Home Charger Do You Need?

Most homes can't use 22kW. Choose the right unit and stop paying for power you'll never draw.

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Ownership

Ownership · 7 min · 2 May 2026

Winter Range: Why It Drops & How to Claw It Back

Cold weather can shave 20–30% off your range. Pre-conditioning, tyres and tariffs that make a difference.

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Hybrid

Hybrid · 6 min · 21 Apr 2026

Hybrid Maintenance: What's Different From a Petrol Car

Why hybrids stress brakes, 12V batteries and inverters differently — and the checks that catch faults early.

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Charging

Charging · 4 min · 9 Apr 2026

Smart Tariffs: Charging for as Little as 7p / kWh

How to pair a smart charger with an off-peak tariff and slash your running costs overnight.

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Battery

Battery · 5 min · 27 Mar 2026

Buying Used? Why a Battery Health Check Pays for Itself

A £89 state-of-health test can reveal thousands in hidden degradation before you sign. Here's what we look for.

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Got a Question?

Real answers from EV specialists

If something about your electric or hybrid car is on your mind, just ask. We're happy to talk it through — no obligation, no sales pitch.

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