Home Calculators
Updated May 2026

Calculators for Irish drivers

Free, accurate, browser-only car calculators for Irish drivers and car owners. Each tool follows the latest Revenue, RSA and Department of Transport rules and is reviewed at every Budget and Finance Act. Built by odo.ie in Dublin — the free car service tracker for Ireland.

16 calculators Updated May 2026By odo.ie

VRT & vehicle tax

Vehicle Registration Tax calculators — full 2026 maths and honest plate decoding for Irish drivers and importers.

16 tools
Used Car Check — Buyer Checklist & Mileage
Buying on DoneDeal or Carzone? Benchmark a car's mileage against the Irish average for its age and fuel type, work through a 12-point pre-purchase checklist and get the exact questions to ask the seller. Honest buyer guidance — no guessed prices or made-up repair bills.
VRT Calculator Ireland 2026
Free Vehicle Registration Tax calculator — Cat A / B / C / M, full WLTP CO₂ bands, NOx levy, BEV relief and worked examples for new cars, used imports, EVs, vans and motorcycles.
VRT by Registration — Irish Plate Decoder
Honest Irish reg-plate decoder: year, half, county, age and VRT regulatory era from any plate (e.g. 191-D-12345 or 08-WH-1234). Plus the truth about why no calculator can return original VRT paid from a reg number alone.
VRT Export Refund Calculator
Estimate the VRT refund payable when permanently exporting an Irish-registered car or van — current OMSP × today's VRT rate + NOx, capped at original VRT paid, less the €500 admin fee. Includes the full TPV process, eligibility and worked examples.
Total Import Cost — VAT + Customs + VRT
Full landed-cost calculator for importing a car to Ireland from UK, EU, Japan, USA or elsewhere. Stacks customs duty (origin-specific), 23% VAT (on "new" cars only) and VRT into one all-in figure, with shipping budgets and origin reference table.
NOx Calculator — VRT NOx Levy
Standalone NOx levy calculator for the part of VRT that catches diesel imports. Stepped €5 / €15 / €25 per mg/km with petrol €600, diesel €4,850 and BEV €0 caps, plus typical NOx by Euro standard and worked examples.
Vintage / Classic Car VRT — €200 Flat-Rate
30-year flat-rate VRT path for vintage cars, ZV plates, €56 motor tax and pre-1980 NCT exemption. Plus eligibility checker, TOR exemption path, classic insurance and the import process for classic cars and motorcycles.
Motorcycle VRT Calculator (Cat M)
Cat M VRT — €2 per cc up to 350cc, €1 per cc above, with Revenue's age reduction schedule from 10% to 90%. Includes capacity reference table, vintage flat-rate at 30+ years, and Cat M vs A1/A2/A licence categories.
Hybrid & PHEV VRT Calculator
VRT for petrol/diesel HEVs and plug-in hybrids — taxed under the standard Cat A 20-band table since PHEV relief ended 31 Dec 2021. Includes the "PHEV trap" explanation and side-by-side comparison vs petrol and BEV.
Motor Tax Calculator Ireland
Annual, half-yearly and quarterly motor tax across the three regimes — WLTP CO₂ (2021+), NEDC CO₂ (2008–2020) and engine cc (pre-2008). Reveals the 11% / 13% premium that makes annual payment cheapest. Budget 2026 rates unchanged.
BIK Calculator — Company Car & Van
New 2026 Category A1 EV band (6–15%), €30,000 OMV reduction stack, full taper to 2029, vans flat 8%, plus marginal-tax overlay revealing the actual cash cost per month after PAYE + USC + PRSI.
Running Cost / TCO Calculator
Total cost of ownership stacking fuel/electricity, motor tax, insurance, servicing, tyres, NCT, finance and depreciation into one all-in figure. Irish 2026 reference prices for petrol €1.78/L, diesel €1.69/L and home/public charging.
Mileage Rate Calculator — Civil Service
Tax-free mileage reimbursement under Revenue civil service rates with the cumulative four-band logic across three engine columns. EVs claim at the 1,201–1,500cc rate. Plus reduced rates and full eligibility.
Car Finance Calculator — PCP / HP / Credit Union
Side-by-side comparison of the three Irish car-finance routes with proper PCP balloon maths, total cost of credit, and verified May 2026 APR ranges (PCP 0–6.9%, HP 5.85–8.78%, credit union 3.95–12%).
EV Charging Cost Calculator
Real Irish May 2026 tariffs across home night-rate (€0.115), home day (€0.32), ESB ecars (€0.59 AC / €0.64 DC), EZO (€0.50 DC), IONITY (€0.81 / €0.58 with Motion). Per 100 km, monthly, annual.
Fuel Cost Calculator — Petrol & Diesel
Verified May 2026 Irish pump prices (petrol €1.82/L, diesel €2.05/L). €/100 km, monthly, annual and multi-year fuel cost. With petrol-vs-diesel-vs-HEV comparison and price-breakdown.

More on the way

We're building out a full set of Irish car calculators — motor tax, NCT cost, total cost of ownership, leasing vs buying, BIK on company cars and EV charging cost per kilometre are next on the list. If there's a calculation you'd like us to build, drop us a line.

Calculated your VRT? Now track everything that comes after.

VRT is a one-off bill. Motor tax, NCT, insurance, services, tyres and fuel come every year. odo.ie is the free Irish PWA that keeps it all in one place — email reminders before NCT, motor tax and insurance expire, a full digital service history, and cost analytics that show what your car actually costs per month. Solo free forever for one vehicle, Family €4/mo for three, Pro €8/mo with a Revenue-ready trip logbook for business mileage.

NCT / motor tax / insurance reminders Full digital service history Real running-cost analytics Free forever, one vehicle