Battery Health Blog

Research, guides, and data on Tesla and EV battery performance.

Tesla Model 3 interior showing steering wheel and touchscreen display
Tips & Tricks7 min readMarch 11, 2026

The Complete Guide to Tesla Voice Commands (2025)

Every Tesla voice command worth knowing — from climate shortcuts and navigation to bug reports, Easter eggs, and what the new Grok AI can do that traditional voice can't.

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Tesla touchscreen displaying navigation and vehicle controls
Tips & Tricks6 min readMarch 11, 2026

25 Tesla Software Shortcuts Most Owners Don't Know About

From tapping the speed limit sign to set Autopilot in one touch, to turning off climate with a long press — these shortcuts save time every single drive.

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Electric vehicle plugged into a charging station
Research & Data4 min readMarch 11, 2026

EV Batteries Last Longer Than Expected, Study of 8,000 Vehicles Reveals

A new study analysing 8,000 electric vehicles from 36 brands found average battery health of 95% — far exceeding industry fears. Here's what the data means whichever brand you drive.

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Electric vehicle charging at a public on-street charging point
Practical Advice8 min readMarch 28, 2026

How to Own an EV Without a Driveway

No driveway doesn't mean no EV. Around a third of UK households don't have off-street parking, and thousands of them already drive electric. Here's what you actually need to know.

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Research & Data5 min readJuly 2, 2026

EV Battery Degradation by Brand: What Real-World Data Shows (2026)

Real fleet data and published research on how EV batteries actually degrade by chemistry and manufacturer — from Tesla's own fleet statistics to a 2025 industry study covering 36 brands.

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Practical Advice5 min readJuly 2, 2026

How Much Does a Home EV Charger Cost in the UK? (2026 Guide)

7kW wallbox hardware, installation and typical all-in pricing for a UK home EV charger in 2026 — plus how smart tariffs change the running-cost maths.

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Research & Data4 min readJuly 2, 2026

EV Battery Warranties Compared by Manufacturer

How EV battery warranties actually work, and how the years, mileage caps and minimum capacity retention thresholds compare across major manufacturers.

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Practical Advice5 min readJuly 2, 2026

Used EV Buying Checklist: Check the Battery First

The order that actually matters when buying a used EV — battery health first, then warranty transfer, charging history, DC fast-charging caveats and a proper test-drive range check.

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