BMW i4 eDrive35 Sport cost to own in the UK — the true 5-year total
The BMW i4 eDrive35 Sport starts at £51,730. Over 5 years, owning one (EV) costs about £53,762 in the UK as of August 6, 2026 — £896/month, £0.90/mile — including depreciation, charging (with the ~12% charging loss most calculators ignore), maintenance, insurance, financing and VED. That's £6,136 more than a comparable BMW 320i Sport over the same 5 years.
BMW i4 eDrive35 Sport incentives & grants
UK Electric Car Grant: up to £3,750 off the price of an eligible new EV (RRP ≤ £37,000, applied by the dealer). Shown for reference; not included in the totals above. Source: GOV.UK Electric Car Grant.
BMW i4 eDrive35 Sport · UK · 5-year estimate£53,762 total · £896/mo · £0.90/mi
Where the money goes
| Cost component | Electric · BMW i4 eDrive35 Sport | Petrol · BMW 320i Sport |
|---|---|---|
| Depreciation (estimated) | £32,073 (60%) | £23,070 (48%) |
| Charging / fuel | £5,485 (10%) | £9,767 (21%) |
| ↳ of which charging loss | 12% (~£658) | — |
| Maintenance | £1,500 (3%) | £2,250 (5%) |
| Insurance | £2,780 (5%) | £2,455 (5%) |
| Financing interest | £9,165 (17%) | £7,324 (15%) |
| Registration & fees | £2,760 (5%) | £2,760 (6%) |
| Total cost of ownership | £53,762 | £47,626 |
BMW i4 eDrive35 Sport specs & assumptions
- Starting price (RRP)
- £51,730manufacturer
- Powertrain
- Electric
- Efficiency
- 23.7 kWh/100miWLTP
- Range
- 319 miWLTP
- UK electricity
- 26.11p/kWhOfgem
- Annual miles (assumed)
- 12,000UK average
Road tax (VED) for EVs 2026
VED on the BMW i4 eDrive35 Sport is £200/yr — the flat standard rate EVs now pay — and it is included in every total on this page. Its RRP is over the £50,000 Expensive Car Supplement threshold, so a further £440/yr applies in years 2–6 — about £352/yr averaged over the 5-year hold, also included. Source: GOV.UK vehicle tax rates.
Cost to charge the BMW i4 eDrive35 Sport at home
The BMW i4 eDrive35 Sport runs about £7.03 per 100 mi at home — versus about £17.42 for a typical 40 mpg petrol car. Home charging only (the ~12% AC charging loss is included); public DC fast-charging is billed per session by each network — often 2–3× the home rate — and isn't in these figures.
- Per 100 mi at home
- £7.0323.7 kWh/100mi + 12% charging loss × £0.26/kWh
- A typical 40 mpg petrol car
- £17.42/100miat £1.53/litre — for comparison
Compare the BMW i4 eDrive35 Sport against any car, your mileage & your scenario
What the numbers say
The BMW i4 eDrive35 Sport costs about £53,762 to own over 5 years in the UK — £896/month, £0.90/mi at 12,000 mi/yr — and depreciation is the biggest line: £32,073, 60% of the total (as of August 6, 2026).
- The BMW 320i Sport wins decisively here — £6,136 cheaper over 5 years; at typical assumptions this isn't a close call.
- Only heavy drivers flip this one: the BMW i4 eDrive35 Sport needs more than about 26,500 mi/yr to beat the BMW 320i Sport.
- Where the BMW i4 eDrive35 Sport's £53,762 actually goes: depreciation £32,073 (60%), financing interest £9,165 (17%), charging £5,485 (10%), insurance £2,780 (5%), registration & fees £2,760 (5%), maintenance £1,500 (3%).
- Per mile, that is £0.53 of depreciation and £0.09 of charging, with £0.27 for everything else — £0.90/mile all-in.
- Charging vs the fleet: at £5,485 over 5 years the BMW i4 eDrive35 Sport sits within £185 of the £5,670 median for the 27 EVs we price — nothing unusual either way.
What we assume for maintenance
Assumed £300/yr for an EV at 12,000 mi/yr — about £1,500 of the 5-year total above. On this market's assumptions an EV runs about £150/yr less in maintenance than a petrol car (£300 vs £450). See the methodology for sources; adjustable in the calculator.
BMW i4 eDrive35 Sport battery — replacement cost & lifespan
Most EVs never need a battery replacement inside the manufacturer's battery warranty, so this is not in the 5-year total above — but it's the cost buyers ask about most, so here it is transparently. US-sourced replacement pricing (recharged.com); local pricing varies.
- Out-of-warranty replacement
- US$15,000–US$25,000US-sourced estimate
- Battery warranty (US terms)
- 8 yr / 100,000 mimanufacturer · local terms may differ
- Typical lifespan
- ~15 yrindustry est.