EV Life OS · Add-on #4

Tesla Real-World Range Calculator

What's your Tesla's range today, given your actual conditions? Enter your situation below — results update live.

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Section A — Your Tesla
Model, battery type, and EPA baseline
Model & Trim
EPA Range
320 mi
Battery
82 kWh
Type
NMC
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Section B — Your Driving Conditions
Adjust all factors — results update live
Outside Temperature 65°F
Ideal conditions (65–84°F) — near EPA test temperature.
Highway Speed 65 mph
Near EPA test speed — minimal aerodynamic penalty.
Climate Control
Heat pumps (most post-2021 Teslas) are significantly more efficient in cold.
Passengers + Cargo
Elevation Profile
Tire Type
Driving Style
Starting Charge Level 100%
Used to show your range from current charge. Doesn't affect the base estimate.
Battery Age / Degradation 100%
100% = new battery. Most Teslas retain 90–95% after 100,000 miles.
Section C — Your Real-World Range
Updates live as you change conditions
295mi
Estimated Real-World Range (full charge)
92% of EPA
Daily Practical Range
at 80% charge
Range at Current Charge
from 100%
10% Safety Buffer
reserve miles before empty
Efficiency Today
miles per kWh
Factor Adjustment
Combined multiplier
Section D — Supercharger Reference
Peak V3/V4 rate
Time: 20% → 80%
Road Trip Planner
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Trip Details
Range from calculator above used automatically
Real-world range (from calculator above) 295 mi
Total Trip Distance 300
Starting Charge 80%
80% for NMC batteries. 100% if LFP or charged specifically for this trip.
Target Arrival Charge 15%
Charge Strategy per Stop
20→80% is usually the right call. 80→100% takes almost as long as 20→80%.
Buffer Time per Stop 15 min
Food, bathroom, stretch. Add 5–10 min for kids or pets.
Your Trip Plan
Supercharger stops and timing
1
Supercharger stop(s) needed
Per stop
Total SC
Total time
Drive time: Est. SC cost:
Leg Charge % Miles & Action
Also in EV Life OS — Essential Ownership Toolkit