Independent Battery Analysis

Used Rivian R1S Large Pack (2024)
Battery Audit

2024 · AWD

Independent physics-based analysis. Real highway range 251 mi at 65 mph vs the manufacturer's 352 mi EPA claim — a 71% transparency score.

C-Tier — Higher Degradation Risk
149 kWh
AWD
NACS
Manufacturer Transparency
71%
Real ÷ EPA claim × 100
EPA Claim
352 mi
Real at 65 mph
251 mi
Winter worst
188 mi
SOH @ 100k mi
88%
Technical overview
Specifications
Battery
149 kWh
Peak Charge
220 kW kW
Drivetrain
AWD
Connector
NACS
Drag Coeff
0.3
Weight
3042 kg
Live battery calculator
SOH Estimator — Rivian R1S Large Pack (2024)
State of Health
Capacity Loss
Adjusted Range
Battery health
Uses brand-calibrated Power-Law degradation model. C-Tier coefficient applied for Rivian.
What to check
Key Facts for Used Buyers
Degradation Tier: C — Higher Degradation Risk
The Rivian R1S Large Pack (2024) scores C-Tier for battery longevity. The transparency score of 71% 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 Rivian R1S Large Pack (2024) delivers approximately 251 mi of real range, compared to the 352 mi EPA figure.
Winter Range
In cold conditions (around −10°C / 14°F), expect range to drop to around 188 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 Rivian R1S Large Pack (2024)
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Common questions
FAQ — Used Rivian R1S Large Pack (2024)
How much range does a used Rivian R1S Large Pack (2024) actually get?
At a steady 65 mph on the highway, the Rivian R1S Large Pack (2024) delivers approximately 251 miles of real range, based on its actual drag coefficient, weight, and battery capacity — compared to the 352 mi EPA claim.
What mileage is too high for a used Rivian R1S Large Pack (2024)?
Mileage alone is not the deciding factor for EVs. A well-managed 120,000-mile Rivian R1S Large Pack (2024) 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 Rivian R1S Large Pack (2024), that's 251 ÷ 352 × 100 = 71%. Above 85% = relatively honest. Below 75% = significantly optimistic official claim.
What is the winter range of a used Rivian R1S Large Pack (2024)?
In cold conditions around −10°C / 14°F, the Rivian R1S Large Pack (2024) is estimated to deliver approximately 188 miles — computed via our V5.7 physics engine accounting for thermal battery losses and increased HVAC demand.
Transparency Score
71%
Rivian R1S Large Pack (2024) vs EPA claim
Real 65 mph
251 mi
EPA / WLTP
352 mi
Winter −10°C
188 mi
Tier
C — Higher Degradation Risk
SOH at 100k mi
88%
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