Charging an EV at home in Tennessee costs about $37.26 a month for 1,000 miles in a Tesla Model Y Long Range AWD — 3.7¢ a mile, versus 15.2¢ for a 27.2 mpg car on $4.14 gas.
At 13.80¢/kWh — Tennessee average, Jan–Aug 2026 (EIA). That is 24% below the U.S. average of 18.19¢.
Driving 1,000 miles a month on electricity saves about $1,382 a year in Tennessee versus a 27.2 mpg gas car. Maintenance and insurance differences are not included.
| Vehicle | kWh/100 mi | Per month |
|---|---|---|
| Tesla Model Y Standard RWD (18 in) | 24 | $33.12 |
| Tesla Model 3 Standard RWD | 24 | $33.12 |
| Tesla Model 3 Premium AWD | 26 | $35.88 |
| Tesla Model Y Long Range AWD | 27 | $37.26 |
| Tesla Model S | 27 | $37.26 |
| Nissan LEAF 75 kWh (18 in) | 28 | $38.64 |
| Hyundai Ioniq 5 RWD | 30 | $41.40 |
| Chevrolet Equinox EV FWD | 31 | $42.78 |
| Ford Mustang Mach-E RWD Extended | 31 | $42.78 |
| Tesla Model X | 32 | $44.16 |
| Honda Prologue FWD | 33 | $45.54 |
| Kia EV9 Long Range RWD | 38 | $52.44 |
| Tesla Cybertruck AWD | 43 | $59.34 |
| Rivian R1S Dual Large (20 in) | 43 | $59.34 |
| Ford F-150 Lightning ER (last model year) | 48 | $66.24 |
| Vehicle | kWh/100 mi | Per month | Per mile |
|---|---|---|---|
| Tesla Model Y Standard RWD | 24 | $33.12 | 3.3¢ |
| Tesla Model 3 Standard RWD | 24 | $33.12 | 3.3¢ |
| Tesla Model 3 Premium AWD | 26 | $35.88 | 3.6¢ |
| Tesla Model Y Long Range AWD | 27 | $37.26 | 3.7¢ |
| Tesla Model S | 27 | $37.26 | 3.7¢ |
| Nissan LEAF 75 kWh | 28 | $38.64 | 3.9¢ |
| Hyundai Ioniq 5 RWD | 30 | $41.40 | 4.1¢ |
| Chevrolet Equinox EV FWD | 31 | $42.78 | 4.3¢ |
| Ford Mustang Mach-E RWD Extended | 31 | $42.78 | 4.3¢ |
| Tesla Model X | 32 | $44.16 | 4.4¢ |
| Honda Prologue FWD | 33 | $45.54 | 4.6¢ |
| Kia EV9 Long Range RWD | 38 | $52.44 | 5.2¢ |
| Tesla Cybertruck AWD | 43 | $59.34 | 5.9¢ |
| Rivian R1S Dual Large | 43 | $59.34 | 5.9¢ |
| Ford F-150 Lightning ER | 48 | $66.24 | 6.6¢ |
1,000 mi × 27 kWh/100 mi = 270 kWh; × 13.80¢ (Tennessee average, Jan–Aug 2026, EIA) = $37.26. Gas: 1,000 ÷ 27.2 mpg × $4.14 = $152.39.
EIA's state average includes delivery and fixed customer charges spread over every kWh; your marginal cost for extra kWh may be a little lower. Enter your own rate in the calculator.
The full method, material data and tips are on the main ev charging cost calculator page.