EvDecisionCompass

EV Reference Data — Schema

This page lists the main fields shipped in the sample CSV/JSON and the demo API.

Vehicle specs

  • model — Make / model / trim (string)
  • battery_kwh — Usable capacity (kWh, numeric)
  • wltp_mi — WLTP range (miles, numeric)
  • efficiency_kwh_per_100mi — Energy use per 100 miles (numeric)
  • ac_kw / dc_kw — Max AC/DC charging power (kW, numeric)
  • otr_price_gbp — On-the-road price inc. VAT (GBP, numeric)

Fleet & UK-specific inputs

  • bik_percent_2025 — EV BiK schedule 2025→ (string, e.g. "3–5%"; vans follow different rules)
  • ved_y1_gbp / ved_y2plus_gbp — VED year-1 and years 2+ (GBP)
  • ecs_applicable — Expensive Car Supplement applies if list > £40k (boolean)
  • hmrc_aer_p_per_mile — Advisory Electricity Rate (pence per mile, numeric)
  • ulez — "Compliant" if exempt from ULEZ charge (string)
  • cc_exempt_y1_if_cvd — Congestion Charge £0/day in year-1 if CVD registered and active (boolean)
  • residual_3y_pct — Residual value at 3 years as % of OTR (numeric)
  • maint_ev_gbp_per_mile — Maintenance assumption (£ per mile, numeric)
Scope: evaluation dataset for UK fleets. We’ll extend with LCV/depot profiles and real-world cost data.