EV Battery Blog

Rivian R1S battery guide: 92.5, 108.5 and 140 kWh packs, up to 410 miles EPA range, charging speeds, battery life, warranty and replacement cost.

The R2 is on sale with a single 87.9 kWh pack and a 330-mile EPA rating — but only the $57,990 Performance is shipping so far. Verified sizes, charging, outlets and warranty.

Chevy Bolt battery guide: 60, 66 and 65 kWh packs, 259 mi range, replacement cost from $0 recall paths, the recall and the 2027 LFP Bolt.

Chevy Bolt EUV battery settled: 65 kWh, 247-mile EPA range, 55 kW charging, the 2022 recall fix, warranty terms and 2026 used prices.

Chevy Blazer EV battery guide: 85 kWh (312 mi) and 102 kWh (302 mi) NCMA packs, 150/190 kW charging, replacement cost and the 75% warranty floor.

Honda Prologue battery guide: 85 kWh Ultium NCMA pack, up to 308 miles of range, 150 kW charging, battery life, warranty and replacement cost.

GMC Hummer EV battery guide: 212.7 kWh (24-module) or ~170 kWh packs, 2,923 lb, 350 kW charging, replacement cost and the 75% warranty.

GMC Sierra EV battery guide: 119, 170 and 205 kWh Ultium packs, up to 478 miles EPA range, 350 kW charging, lifespan, warranty and replacement cost.

Escalade IQ battery: 205 kWh, 465-mile Cadillac estimate, 350 kW charging, C&D’s 380-mile test — plus the real replacement-cost answer.

Chevy Equinox EV battery guide: one 85 kWh NCMA pack (319 mi), 150 kW charging, replacement cost, lifespan and the 75% warranty floor.