Honda Prologue vs Chevrolet Blazer EV: Winter Range

Mechanical siblings — both built on GM's Ultium platform, sharing the same battery, heat pump, and charging hardware under different badges.

Honda Prologueheat pump

EPA range308 mi

Est. winter @ -15°C230 mi

Retention75%

Peak DC charge150 kW

Preconditioning20–30 min while plugged in via app/schedule

Chevrolet Blazer EVheat pump

EPA range324 mi

Est. winter @ -15°C245 mi

Retention75%

Peak DC charge190 kW

Preconditioning20–30 min while plugged in via app/schedule

Verdict: A near-total tie in winter, since the underlying hardware is identical. The one asterisk: early Blazer EVs had cold-weather software bugs GM fixed via OTA update, so confirm software is current on a used Blazer EV; the Prologue launched after those fixes shipped.

Estimates are modeled from official EPA range using reference loss bands at -15°C. Verify with the manufacturer and third-party tests before relying on them. See our methodology.