Rolls-Royce Spectre 2025 USA EV Running Cost Calculator

Starting price: $395,000

USA EV Running Cost Calculator

Home/DC charging cost split for the selected EV.

Inputs

Annual distance (mi/yr)12,000

4,00020,00040,000

Home share (%)80%

Non-home (of total): 20% • DC (of total): 6%

Region

Defaults are typical regional averages. You can override them.

Fuel 3.8 $/galHome 0.17 $/kWhPublic AC 0.17 $/kWhDC 0.45 $/kWhHome share 80%DC of total 6%Losses 10%

Advanced assumptions

Use Public AC

Fast charging share of non-home (%)

Fast charging share of non-home: 30% > DC of total: 6%

Split now: Home 80% Public AC 14% DC 6% • Total 100%

Home price per kWh Region default

Public AC price per kWh Region default

DC price per kWh Region default

Fuel price ($/gal) Region default

ICE Baseline

ICE efficiency (mpg)

Ownership Costs

Insurance ICE / year

Insurance EV / year

Maintenance ICE / year

Maintenance EV / year

Maintenance input mode

Purchase premium EV vs ICE (optional)

Selected EV price: $395,000.00 (auto-filled)

Loss (%)

Same losses for AC (Home + Public) and DC

Compare

Results

Units: EV kWh/100 mi, ICE mpg, savings $/100 mi

Loading cars...

Savings / year

-$742.91

Savings / month

-$61.91

Payback

920.6 years (fuel only)

Break-even fuel

$5.66 / gal

If You Switched to EV Today

yearyou could save$429.09on fuel

$1,090.91

$1,520.00

ICE baseline

Fuel/year400 gal

Fuel cost/year$1,520.00

ICE total/year$4,867.00

ICE total per 100$40.56 / 100 mi

Rolls-Royce Spectre 2025

EV vs ICE

EV total/year$5,609.91

ICE total/year$4,867.00

Fuel cost savings/year$429.09

Savings/year-$742.91

Savings/month-$61.91

Savings per 100-$6.19 / 100 mi

EV price used for Payback$395,000.00

Payback920.6 years (fuel only)

Break-even fuel price$5.66 / gal

Break-even electricity price$0.06 / kWh

Max extra monthly cost to break evenNo break-even

Fuel +20% savings/year-$438.91

Fuel -20% savings/year-$1,046.91

DC share 50% savings/year-$808.32

Why these numbers (mix, losses, weighted price)

This equals your monthly savings. If the EV costs up to this much more per month, you still break even.

EV consumption used (catalog)43.8 kWh/100 mi

EV charging kWh/year (battery)5,256 kWh

EV charging kWh/year (wall)5,840 kWh

EV charging cost/year$1,090.91

Weighted electricity price$0.19 / kWh

Charging losses/year584 kWh (10%)

Charging cost breakdown

Home$794.24

Public AC$138.99

DC$157.68

Charging mix (battery share)

Home80%

Public AC14%

DC6%

Charging mix (wall share, incl. losses)

Home80%

Public AC14%

DC6%