Model X · 2021

2021 Tesla Model X Performance (pre-refresh)

300 miles of range (EPA), a 98 kWh battery and Supercharging at up to 250 kW. Below: what that means for charging time and running costs, what each model year is worth now, and calculators that open with this car already chosen.

Dark grey Tesla Model X (2015–2020) in front three-quarter view, parked in fresh snow beside a modern building
Photo: Ivan Kazlouskij / Unsplash · Model X 2015–2020 shown
EPA range
300 mi
Usable battery
98 kWh
10–80% Supercharging
≈ 30 min
Per mile at home
7.6¢
vs 11.3¢ in a gas car

Specs

EPA range
300 miles
Usable battery
98 kWh
Efficiency
393 Wh/mile (2.5 miles/kWh)
Peak Supercharging
250 kW
Onboard AC charger
11.5 kW
0–60 mph
2.6 s
Drive
AWD
Seats
5
Cargo space (max)
88 cu ft
Wheels
22"
Battery chemistry
NCA — Panasonic 18650 NCA

22-inch wheel rating.

Charging and running costs

Supercharger, 10% → 80%
about 30 min (69 kWh, ≈ $33)
Home charger, empty → full
about 9.5 hours at 11.5 kW
A full charge at home
≈ $18.87 at 17.5¢/kWh
Per mile, home charging
7.6¢
Per mile, Supercharging
18.9¢ at $0.48/kWh
Per mile, gas car (28 mpg)
11.3¢

Estimates from the specs and U.S. average prices, including about 10% charging losses at home. Supercharging slows as the battery fills, so times vary with the site, the weather and the battery's temperature.

Run the numbers for this car

Each calculator opens with the 2021 Tesla Model X Performance (pre-refresh) already chosen.

Total cost of ownershipEvery cost of owning this car over the years you keep it Real-world rangeMiles at your speed, temperature and load Charging timeMinutes from any % to any % on any charger Battery health checkTurn the range it shows at 100% into battery health Trade-in valueWhat this car is worth, three ways of selling Depreciation forecastIts value year by year from here Insurance estimateA ballpark premium by state, age and record Home vs Supercharger costYour monthly charging bill for any mix

Battery and warranty

  • Chemistry: NCA (Panasonic 18650 NCA).
  • Battery and drive unit warranty: 8 years or 150,000 miles, with at least 70% of the battery's capacity guaranteed.
  • Badges can mislead: 60D cars use a 75 kWh pack limited by software. If yours has been unlocked, choose the 75D.

The last Model S and Model X were built at Fremont on 10 May 2026; 2026 was the final model year. (Wikipedia gives 13 May; contemporary reports say 10 May.)

Questions

What is the range of the 2021 Tesla Model X Performance (pre-refresh)?
It was rated at 300 miles (EPA) when new. Real-world range is usually 10–25% lower, and less again in cold weather or at highway speeds; the range calculator works it out for your conditions.
How big is the battery in the Tesla Model X Performance (pre-refresh)?
About 98 kWh usable, NCA chemistry (Panasonic 18650 NCA).
How long does the Tesla Model X Performance (pre-refresh) take to charge?
About 30 minutes from 10% to 80% on a Supercharger (it peaks at 250 kW). About 9.5 hours from empty to full on a 11.5 kW home charger.
What does the Tesla Model X Performance (pre-refresh) battery warranty cover?
The battery and drive unit are covered for 8 years or 150,000 miles, with at least 70% of the battery's capacity guaranteed.

Other Model X versions

Every Tesla →

Figures are approximate public values (EPA, WLTP, EV Database, Tesla) as of 2026-10; see Methodology. Not affiliated with Tesla, Inc.