Real-world range calculator

EPA numbers are a lab result. See a realistic worst / typical / best band for your conditions.

These are transparent estimates from simple physics-based factors, not a guarantee. Your results depend on the specific car, tires and driving.
EPA rangemi
Temperature70 °F
Cruising speed65 mph
Highway mix60 %
Climate control
Terrain
Passenger / cargo load0 %
Battery degradation0 %
Starting charge100 %
Arrival reserve10 %
Realistic range
276 mi
238 worst276 mi realistic310 best
Usable this trip248 mi
Safe road-trip leg235 mi
Lost to cold-0 mi
Lost to speed-18 mi
What's eating your range
Speed & driving-18 mi
Climate control-6 mi
    Assumptions
  • · EPA baseline 300 mi
  • · 70°F ambient
  • · 65 mph, 60% highway
  • · climate low, 0% degradation
  • · 15% arrival buffer for road-trip planning
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