Guide
Tesla Supercharger vs Home Charging
Side-by-side cost comparison for every current Tesla model — per kWh, per mile, per year — plus the break-even math on a home Level 2 charger.
The short answer
Across the US, a Tesla Supercharger averages $0.36/kWh for Tesla owners. Home charging on the US residential average of $0.17/kWh is 53% cheaper per kWh. For a 12,000-mile/year driver, that's roughly $600+/year in savings — enough to pay back a Wall Connector install in 2–3 years.
Per-charge cost by model
Cost of a typical 10% → 100% session at the Supercharger member rate ($0.36/kWh) vs home ($0.17/kWh).
| Model | Battery | Supercharger | Home | You save |
|---|---|---|---|---|
| Model 3 Long Range | 75 kWh | $24.30 | $11.48 | $12.82 |
| Model Y Long Range | 75 kWh | $24.30 | $11.48 | $12.82 |
| Model S | 95 kWh | $30.78 | $14.54 | $16.24 |
| Model X | 95 kWh | $30.78 | $14.54 | $16.24 |
| Cybertruck AWD | 123 kWh | $39.85 | $18.82 | $21.03 |
Annual cost: 12,000 miles a year
Assuming all charging happens at one source. Most owners are a blend — this is the spread between the two extremes.
| Model | Supercharger / yr | Home / yr | Annual savings |
|---|---|---|---|
| Model 3 Long Range | $1,080 | $510 | $570 |
| Model Y Long Range | $1,200 | $567 | $633 |
| Model S | $1,234 | $583 | $651 |
| Model X | $1,440 | $680 | $760 |
| Cybertruck AWD | $1,878 | $887 | $991 |
Break-even on a Wall Connector
A typical Tesla Wall Connector install runs about $1,500 including a 60A circuit and labor. Dividing that by your annual savings gives the payback window:
| Model | Annual savings | Break-even |
|---|---|---|
| Model 3 Long Range | $570 | 2.6 years |
| Model Y Long Range | $633 | 2.4 years |
| Model S | $651 | 2.3 years |
| Model X | $760 | 2.0 years |
| Cybertruck AWD | $991 | 1.5 years |
Many states offer rebates of $300–$1,000 toward Level 2 installation, shaving 6–18 months off these numbers. Check our incentives database for your state.
When Supercharging still wins
- Road trips. No home setup can match a 250 kW Supercharger for getting 200+ miles back in 15 minutes.
- Apartments and condos. Without a deeded stall and panel access, the home math doesn't apply — Supercharging is often the only practical option.
- Off-peak Supercharger pricing. Tesla discounts ~20–50% at select sites overnight. If your usual stall offers it, the gap to home narrows significantly.
- Free Supercharging credits. Some Model S/X buyers and referral programs still include miles of included charging — pure savings while they last.
Hidden costs to factor in
- Idle fees: $0.50/min when the station is 50% full, $1.00/min when fully occupied.
- Battery wear: Frequent DC fast charging accelerates degradation slightly vs slow AC home charging.
- Time: Even at 250 kW, Supercharging takes 20–40 minutes vs plugging in at home for 0 minutes of your time.
- Time-of-use rates: If your utility offers an EV plan, overnight rates can drop to $0.08–0.12/kWh — making home charging closer to 70% cheaper.
Bottom line
If you have a garage or driveway with panel access, install a Level 2 charger. It pays for itself in 2–3 years and saves a Model Y owner roughly $7,000 over a decade. Reserve Supercharging for road trips and off-peak top-ups. For renters and apartment dwellers, factor about $1,000–$1,500/year in Supercharger costs into your total cost of ownership.
Want state-specific numbers? See our home vs public charging by state and Tesla Supercharger cost guide.