Cost to Charge a Polestar 3 in Tennessee

$16.46 for a full charge at 14.07¢/kWh — $5.28 per 100 miles, about $633 a year.

Polestar 3 in Tennessee

$16.46 for a full charge

Per 100 miles: $5.28
Per mile: $0.05
Per year: $633
vs petrol / yr: $1,001

Electricity per year
Petrol per year

The full picture

Charging cost breakdown for a Polestar 3
Item	Energy	Cost
This charge	117.0 kWh	$16.46
Full charge (0–100%)	117.0 kWh	$16.46
Per 100 miles	37.5 kWh	$5.28
Per year (12,000 mi)	4500.0 kWh	$633
Same year on petrol (30 mpg)	—	$1,634
Difference	—	$1,001

What charging actually costs here

Filling a Polestar 3 from empty in Tennessee costs $16.46. The car draws 117.0 kWh from the wall for a full 312-mile charge, and Tennessee residential electricity averages 14.07¢ per kWh. That works out at $5.28 per 100 miles, or $0.05 a mile.

Tennessee is cheaper than average: 14.07¢ against a national mean of 19.42¢, which ranks it 5 of 51 for electricity price. The same car costs $15.34 to fill in Nevada and $61.68 in Hawaii — a 4.0× spread across the country for identical driving.

Against a petrol car doing 30 mpg at $4.09 a gallon, electricity here is 2.6× cheaper per mile: $5.28 versus $13.62 per 100 miles. Over 12,000 miles a year that is $1,001 saved.

Similar EVs in Tennessee

Charging cost of comparable EVs in Tennessee
Vehicle	Per 100 mi	Full charge	Per year
Ford Mustang Mach-E	37.4 kWh	$14.73	$631
Acura ZDX	37.7 kWh	$17.13	$637
Genesis Electrified GV70	37.3 kWh	$13.12	$630
Hyundai Ioniq 9	38 kWh	$17.11	$642
Cadillac Lyriq	36.8 kWh	$16.88	$621
Volvo EX90	36.8 kWh	$14.29	$621

The same car in nearby-priced states

Charging a Polestar 3 in states with similar electricity prices
State	¢/kWh	Full charge	Per year
Nebraska	13.25	$15.50	$596
Utah	13.37	$15.64	$602
Louisiana	13.49	$15.78	$607
Arkansas	14.12	$16.52	$635
North Dakota	14.12	$16.52	$635
Kentucky	14.26	$16.68	$642

Frequently asked questions

How much does it cost to charge a Polestar 3 in Tennessee?

$16.46 for a full charge from empty. The car needs 117.0 kWh at the wall and Tennessee residential electricity averages 14.07¢ per kWh.

How much does a Polestar 3 cost per mile in Tennessee?

About $0.05 a mile, or $5.28 per 100 miles. Over 12,000 miles a year that is roughly $633 of electricity.

Is charging a Polestar 3 cheaper than petrol in Tennessee?

Yes — 2.6 times cheaper per mile. Electricity costs $5.28 per 100 miles here against $13.62 for a 30 mpg petrol car at $4.09 a gallon, a saving of about $1,001 a year.

How long does a full charge last?

The EPA rates the Polestar 3 at 312 miles combined. Cold weather, motorway speeds and a loaded car all reduce that; the EPA number is a standardised test, not a guarantee.

Does this include charging losses?

Yes. The EPA's 37.5 kWh/100 mi figure is measured at the wall socket, so the energy lost in the charger and cabling is already in the number. No extra efficiency factor is applied.

Vehicle data: EPA fueleconomy.gov, model years 2025-2027. Electricity: EIA Electric Power Monthly Table 5.6.A, residential, June 2026. Petrol: EIA weekly retail gasoline price, 24 August 2026.

Estimates for informational purposes only. Real charging cost depends on your tariff, time of use, charger efficiency, temperature, driving style and state of charge. EPA figures are a standardised test result, not a promise about your car.