BYD Atto 3 Evo cost to own in the UK — the true 5-year total
The BYD Atto 3 Evo starts at £38,990. Over 5 years, owning one (EV) costs about £42,633 in the UK as of August 6, 2026 — £711/month, £0.71/mile — including depreciation, charging (with the ~12% charging loss most calculators ignore), maintenance, insurance, financing and VED. That's £10,235 more than a comparable Kia Niro Hybrid over the same 5 years.
BYD Atto 3 Evo 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.
BYD Atto 3 Evo · UK · 5-year estimate£42,633 total · £711/mo · £0.71/mi
Where the money goes
| Cost component | Electric · BYD Atto 3 Evo | Hybrid · Kia Niro Hybrid |
|---|---|---|
| Depreciation (estimated) | £24,174 (57%) | £15,135 (47%) |
| Charging / fuel | £6,411 (15%) | £6,511 (20%) |
| ↳ of which charging loss | 12% (~£769) | — |
| Maintenance | £1,500 (4%) | £1,998 (6%) |
| Insurance | £2,780 (7%) | £2,625 (8%) |
| Financing interest | £6,769 (16%) | £5,129 (16%) |
| Registration & fees | £1,000 (2%) | £1,000 (3%) |
| Total cost of ownership | £42,633 | £32,398 |
BYD Atto 3 Evo specs & assumptions
- Starting price (RRP)
- £38,990manufacturer
- Powertrain
- Electric
- Efficiency
- 27.7 kWh/100miWLTP
- Range
- 316 miWLTP
- UK electricity
- 26.11p/kWhOfgem
- Annual miles (assumed)
- 12,000UK average
Road tax (VED) for EVs 2026
VED on the BYD Atto 3 Evo is £200/yr — the flat standard rate EVs now pay — and it is included in every total on this page. Source: GOV.UK vehicle tax rates.
Cost to charge the BYD Atto 3 Evo at home
The BYD Atto 3 Evo runs about £8.22 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
- £8.2227.7 kWh/100mi + 12% charging loss × £0.26/kWh
- A typical 40 mpg petrol car
- £17.42/100miat £1.53/litre — for comparison
Compare the BYD Atto 3 Evo against any car, your mileage & your scenario
What the numbers say
The BYD Atto 3 Evo costs about £42,633 to own over 5 years in the UK — £711/month, £0.71/mi at 12,000 mi/yr — and depreciation is the biggest line: £24,174, 57% of the total (as of August 6, 2026).
- The Kia Niro Hybrid wins decisively here — £10,235 cheaper over 5 years; at typical assumptions this isn't a close call.
- No realistic annual distance flips this verdict — the Kia Niro Hybrid stays the cheaper car at every distance we model.
- On cost per month the BYD Atto 3 Evo ranks #4 of 4 compact SUV (C-segment) models we track in the UK.
- Where the BYD Atto 3 Evo's £42,633 actually goes: depreciation £24,174 (57%), financing interest £6,769 (16%), charging £6,411 (15%), insurance £2,780 (7%), maintenance £1,500 (4%), registration & fees £1,000 (2%).
- Per mile, that is £0.40 of depreciation and £0.11 of charging, with £0.20 for everything else — £0.71/mile all-in.
- Charging vs the fleet: the BYD Atto 3 Evo's 5-year charging bill (£6,411) runs £741 above the £5,670 median of the 27 EVs we price at the same rates.
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.