Guides
EV charging
guides.
Straight answers on connectors, charging speeds and what actually fits your car. No jargon, no filler.
How-to
What Do You Need to Set Up V2H at Home?
V2H (vehicle-to-home) lets your EV power your house, but it needs a compatible car, a bidirectional V2H charger, electrical work including a transfer switch, and a qualified installer. A standard home wallbox cannot do V2H; you need a specialist bidirectional unit from a supplier such as Indra A transfer switch is required to safely isolate your home from the grid when the car supplies power Check your car manufacturer confirms V2H compatibility for your specific model and year before planning installation
Comparisons
Bidirectional Charging vs a Home Battery: Which Is Better?
Bidirectional EV charging and a home battery both let you store cheap energy and use it during peak hours, but each suits a different situation. Bidirectional charging uses your EV's own battery, but only works when the car is plugged in at home A dedicated home battery is always available but adds a separate high upfront cost Your car's compatibility, driving habits and current energy tariffs determine which makes more sense
Charging
V2G Tariffs Explained: Selling Power Back to the Grid
A V2G tariff pays you a credit for electricity your EV exports to the grid, with the saving coming from the gap between your cheap overnight import rate and the export rate you receive. You need a compatible car, a bidirectional home charger, and a smart meter to participate Schemes vary by supplier and postcode, so check directly with your energy company for current terms V2G tariffs suit drivers with predictable patterns who can keep the car plugged in during peak export windows
Comparisons
Is Vehicle-to-Grid Worth It in 2026?
V2G can reduce your electricity bill by exporting EV battery power to the grid at peak times, but it only works if you have a compatible car, a bidirectional charger, and the right energy tariff. You need all three: a V2G-capable car, a bidirectional home charger, and a time-of-use export tariff Financial savings depend on tariff spread and usage, so check current scheme terms rather than headline figures For most UK drivers in 2026, V2G is worth tracking but not yet a straightforward financial win
Compatibility
Do You Need a Special Cable for V2L Charging?
Yes, V2L (vehicle-to-load) requires a specific discharge cable that is different from a standard EV charging cable, as power flows in the opposite direction. V2L discharge cables connect your EV's port to a standard socket so the battery can power devices They are not interchangeable with ordinary charging cables and must match your car's connector type Your car must also have V2L hardware and software support; not all EVs have this feature
Comparisons
CHAdeMO vs CCS for Bidirectional Charging
CHAdeMO has a head start on V2G in the UK, but CCS is the direction the market is heading as the dominant standard on new EVs. CHAdeMO V2G is commercially available now, mainly via the Nissan Leaf, but the standard is being phased out in Europe CCS V2G is in development using ISO 15118-20, with compatible cars and chargers beginning to appear V2L (powering devices from the car) is already available on several CCS vehicles independently of V2G
How-to
What Is Vehicle-to-Vehicle (V2V) Charging?
V2V charging lets one EV transfer power to another without any external charging infrastructure, using the donor car's V2L capability and a portable charger. Most practical V2V uses a V2L adaptor plus a portable granny charger connected to the recipient car's Type 2 inlet It is slow and best treated as an emergency fallback, not a routine charging method Compatible cars include Kia EV6, Hyundai Ioniq 5 and 6, and various MG and VW ID. models, with more being added
Buying Guides
Which EVs Support V2G and V2H in the UK?
Only a small but growing number of EVs support V2G or V2H in the UK, and you also need a compatible bidirectional home charger and a supporting energy tariff. CHAdeMO cars (notably the Nissan Leaf) have the longest V2G track record in UK trials Several Hyundai, Kia and VW Group models now offer bidirectional DC, but UK availability varies by year and trim A specialist home charger and a V2G energy tariff are both required alongside a compatible car
Buying Guides
How Much Can You Earn From Vehicle-to-Grid (V2G)?
V2G can offset charging costs by exporting stored electricity to the grid during peak demand, but earnings depend heavily on your tariff, car, and charger, and the market is still early. The financial benefit comes from the spread between your cheap overnight import rate and the export rate paid by your V2G scheme Bidirectional home chargers cost significantly more than a standard wallbox, so payback period matters Check current scheme terms with your energy supplier, as rates and eligibility change regularly
Buying Guides
Best Bidirectional (V2H and V2G) Home Chargers in the UK
Bidirectional home chargers let your EV send power back to your home or the grid, but compatible hardware and vehicles are still limited in the UK. V2H chargers power your home circuits; V2G chargers export to the National Grid via a smart tariff Compatibility depends on your car's hardware, so verify with the manufacturer before buying Costs are significantly higher than a standard wallbox, so weigh up installation, tariff support, and payback carefully
Buying Guides
Is an EV Good for Motorway Commuters?
An EV can suit a motorway commute well, but motorway speeds reduce range more than city driving: check real-world motorway range for your specific model before buying. WLTP range is a mixed-cycle figure: motorway-only range is typically lower, especially in winter Home charging overnight means starting every commute at full charge, which is a genuine advantage For very long commutes where charging at the destination is uncertain, a PHEV may be more practical
Comparisons
Electric vs Hybrid vs Petrol: A Running-Cost Comparison
For most UK drivers who can charge at home, a full electric car has the lowest overall running costs, though hybrids and petrol remain competitive in some circumstances. Charging at home on an off-peak tariff is usually the cheapest way to run a car per mile Servicing costs are lowest for EVs, as there is no engine oil, timing belt, or exhaust to maintain Company car BIK tax strongly favours EVs; check current rates on gov.uk
Buying Guides
Is a PHEV Worth It if You Cannot Charge at Home?
Without regular charging, a PHEV loses most of its fuel-saving advantage and can actually be less efficient than a conventional petrol car due to the extra weight of an uncharged battery. Workplace charging can rescue the case for a PHEV if it covers most of your daily commute miles Company car tax (BIK) savings apply regardless of charging habits and may still make a PHEV financially attractive If you have no charging access at all, a conventional hybrid or efficient petrol car is usually a better choice
Buying Guides
PHEV vs Full EV: Which Is Right for You?
PHEVs suit drivers with long, unpredictable journeys who cannot always charge; full EVs win for most regular drivers who can charge at home. A PHEV only saves money if you charge it regularly; driven mostly on petrol it can be heavier and less efficient than a comparable petrol car. Full EVs have lower running and servicing costs for drivers with home charging access and typical daily mileage. Company car tax strongly favours full EVs; check current BIK rates on gov.uk as they change each year.
How-to
How to Claim Business Mileage in an Electric Car
UK EV drivers claim business mileage through HMRC's Advisory Electric Rate for company cars or the AMAP rate for personal vehicles, with current figures always on gov.uk. Company car drivers use the Advisory Electric Rate (AER); personal car drivers use the AMAP rate Keep a journey log with dates, destinations, distances, and business purpose for every claim Salary sacrifice and self-employment each have their own rules, so check with an accountant
Buying Guides
Hidden Costs of EV Ownership to Budget For
Beyond the list price, EV ownership involves a handful of costs that catch new buyers off-guard if not planned for in advance. Home wallbox installation is the main upfront extra; check gov.uk for current grants Insurance, tyres, and VED have all changed in recent years and vary by model Public charging costs matter most if you lack reliable home charging access
Buying Guides
Salary Sacrifice for an Electric Car: How It Works
Salary sacrifice lets you lease an EV through your employer using pre-tax salary, with a very low benefit in kind rate making it one of the most tax-efficient ways to access a new electric car. Payments come from gross salary, reducing the income tax and National Insurance you pay each month Insurance, servicing, and road tax are typically bundled into one monthly deduction Check the exit terms and mortgage implications carefully before signing up
How-to
How to Precondition Your EV Before a Cold Morning
Preconditioning warms your EV's cabin and battery while still plugged in, so you use grid electricity rather than battery charge and leave with better range in cold weather. Set a departure time via your car's app or in-car timer the night before Allow 20 to 30 minutes for a typical cold UK morning Always precondition while plugged in to avoid draining your battery
How-to
Why Does My EV Range Drop on the Motorway?
EV range drops on the motorway primarily because aerodynamic drag rises sharply with speed, making high-speed cruising far less efficient than town driving. Drag force rises with the square of your speed, so 80 mph is much harder on the battery than 70 mph Cabin heating, roof boxes, cold weather, and low tyre pressure all compound the loss Preconditioning, eco mode, and modest speeds are the most effective countermeasures
How-to
How to Get the Best EV Range in Summer Heat
Pre-cooling the cabin while plugged in, parking in shade, and using AC proportionally are the most effective ways to protect your EV range in hot weather. Pre-cool the cabin before you set off while still connected to the mains, not from the battery Use AC on the motorway but open windows in slow town traffic to reduce the energy load Avoid leaving the car at 100% charge in direct summer sun for extended periods
How-to
Can You Charge an EV in a Thunderstorm?
Yes, charging an EV in a thunderstorm is safe: the car and charging equipment are designed for outdoor use in all UK weather conditions. The car's metal body acts as a Faraday cage, protecting occupants and electronics from lightning. Charging ports and cables meet IP ratings that protect against rain and water ingress. Unplugging during very nearby lightning is a sensible general precaution against power surges, not an EV-specific risk.
Charging Guides
What Is a CCS Combo Cable?
A CCS Combo cable is the tethered DC rapid charging cable built into public rapid chargers, not something you buy or carry yourself. CCS Combo 2 is the UK/European standard; Combo 1 is for North American market vehicles CCS is for DC rapid charging only; you still need a Type 2 cable for home AC charging CHAdeMO is a rival DC standard found on older Japanese EVs, now declining in the UK
How-to
How to Carry an EV Charging Cable Safely
Store your EV charging cable in a dedicated bag with dust caps on both connectors, coiled loosely and away from sharp objects or heavy loads in the boot. Coil in wide loops to avoid stressing the cable jacket at the same point repeatedly Always fit dust caps to protect the connector pins between uses Never run a vehicle over a cable and always unplug by gripping the connector, not the cable
How-to
My EV Charging Cable Will Not Unlock: What to Do
An EV charging cable that won't release is almost always caused by the car still being in its charging-locked state, a session that hasn't ended correctly, or cable tension. Unlock the car fully via fob or app before trying to remove the cable End the charge session on the charger side before pulling Never force a stuck connector; call the network helpline if steps above fail