Independent Battery Analysis

Used Chevrolet Bolt EV
Battery Audit

2017 · FWD

Independent physics-based analysis. Real highway range 220 mi at 65 mph vs the manufacturer's 238 mi EPA claim — a 92% transparency score.

A-Tier — Above Average
NMC
FWD
CCS
Manufacturer Transparency
92%
Real ÷ EPA claim × 100
EPA Claim
238 mi
Real at 65 mph
220 mi
Winter worst
155 mi
SOH @ 100k mi
86%
Technical overview
Specifications
Battery
NMC
Peak Charge
55 kW kW
Drivetrain
FWD
Connector
CCS
Drag Coeff
0.31
Weight
1616 kg
Live battery calculator
SOH Estimator — Chevrolet Bolt EV
State of Health
Capacity Loss
Adjusted Range
Battery health
Uses brand-calibrated Power-Law degradation model. A-Tier coefficient applied for Chevrolet.
What to check
Key Facts for Used Buyers
Degradation Tier: A — Above Average
The Chevrolet Bolt EV scores A-Tier for battery longevity. The transparency score of 92% tells you how honest the manufacturer range claim is at real highway speeds.
Real vs. EPA Range
At a steady 65 mph on the highway, the Chevrolet Bolt EV delivers approximately 220 mi of real range, compared to the 238 mi EPA figure.
Winter Range
In cold conditions (around −10°C / 14°F), expect range to drop to around 155 mi — computed via our physics engine, not a flat percentage.
Charging History Matters
Frequent DC fast charging and consistent high-SOC storage accelerate NMC degradation. Ask about charging habits or request a battery health report from the manufacturer's app.
Before you sign anything
Red Flags to Check
Any battery warranty replacement on record — demand full documentation
Missing service history or software update log
Seller unwilling to allow a pre-purchase inspection
Any signs of flood or structural damage
Range on the dash significantly below our estimate for the stated mileage
Run the Full Audit on This Chevrolet Bolt EV
Enter the odometer, get exact SOH, adjusted range, winter worst-case, and a degradation verdict in seconds.
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Common questions
FAQ — Used Chevrolet Bolt EV
How much range does a used Chevrolet Bolt EV actually get?
At a steady 65 mph on the highway, the Chevrolet Bolt EV delivers approximately 220 miles of real range, based on its actual drag coefficient, weight, and battery capacity — compared to the 238 mi EPA claim.
What mileage is too high for a used Chevrolet Bolt EV?
Mileage alone is not the deciding factor for EVs. A well-managed 120,000-mile Chevrolet Bolt EV can outperform a 40,000-mile example with poor charging habits. Run our SOH audit to get the real picture.
How does the transparency score work?
The score is: Real Range ÷ EPA claim × 100. For the Chevrolet Bolt EV, that's 220 ÷ 238 × 100 = 92%. Above 85% = relatively honest. Below 75% = significantly optimistic official claim.
What is the winter range of a used Chevrolet Bolt EV?
In cold conditions around −10°C / 14°F, the Chevrolet Bolt EV is estimated to deliver approximately 155 miles — computed via our V5.7 physics engine accounting for thermal battery losses and increased HVAC demand.
Transparency Score
92%
Chevrolet Bolt EV vs EPA claim
Real 65 mph
220 mi
EPA / WLTP
238 mi
Winter −10°C
155 mi
Tier
A — Above Average
SOH at 100k mi
86%
Enter your mileage
Get your exact SOH
Full audit with adjusted range, degradation tier, and optional PDF report.