Data // Charging cost

The charging cost gap

How much more public EV charging costs than charging at home, per mile, using HMRC's split advisory electric rate.

Checked against the official source on 27 October 2026

HMRC advisory electric rate · home vs public
2.1×
7p
Home / mile
15p
Public / mile
8p
The gap / mile
Public charging costs 2.1× the home rate - a 8p-per-mile penalty for drivers who can't charge at base.

Public EV charging costs 15p per mile against 7p at home under HMRC's advisory electric rate - 2.1× more, a 8p-per-mile gap (THRIVE, from HMRC).

Use this data

2.1×Public EV charging against home charging, per mile: 15p against 7pRates checked 27 October 2026
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Citation: THRIVE Charging Cost Gap, rates checked 27 October 2026. thrivefleet.co.uk/data/charging-cost-gap

Free to use in articles, presentations and reports. Please credit THRIVE and link to this page. It is a request, not a condition of use: see the data terms.

Charging cost
Ratio

Public vs home

Times more expensive

2.1×
Public vs home
Source: HMRC - OGL v3.0
CategoryValue (×)
Public vs home2.1×
Bar

Pence per mile

Home vs public rate

0p5p10p15pHome · 7p7pHOMEPublic · 15p15pPUBLIC
HomePublic
Source: HMRC advisory electric rate
CategoryValue (p)
Home7p
Public15p
What this means for fleets

For a fleet, where a van charges decides much of its running cost. A driver who plugs in at a depot or at home pays the home rate; one who relies on public chargers pays the public rate - 2.1× as much per mile. Over a working year that difference dwarfs most other variables in the electrification sum.

It is the single biggest reason depot and home charging access, not the vehicle price, tends to make or break an electric-van business case. See how it feeds the break-even mileage.

Methodology

Both figures are HMRC's advisory electric rate, with a separate public charging rate since 1 September 2025. The gap is the public rate minus the home rate; the ratio is public ÷ home. Values read live from our rates API.

Figures checked against GOV.UK on 27 October 2026.

API

Free JSON API - no key, open CORS, cache-friendly:

curl https://www.thrivefleet.co.uk/api/v1/charging-cost-gap
{ "gap": { "home": …, "public": …, "gap_ppm": …, "gap_ratio": … } }

Free to use. Please credit THRIVE and link to the page a figure came from: a request, never a condition of use. See the data terms and the API guide.

Questions

How much more does public EV charging cost than home charging?

Under HMRC's advisory electric rate it is 15p per mile public versus 7p at home - 2.1× more, a gap of 8p per mile.

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