Smart #1 HX11
Weaknesses, engine ratings and buying advice
Engine Overview
The Smart #1 HX11 is available with 2 engine variants — from 272 to 428 hp.
Geely SEA platform dual motor (Brabus). 66 kWh battery, all-wheel drive. Brabus performance variant.
No known weaknesses documented.
Geely SEA platform single motor. 66 kWh battery, rear-wheel drive. Completely new Smart generation, developed with Geely.
No known weaknesses documented.
Vehicle Weaknesses
| Weakness | Cost | |
|---|---|---|
| Onboard Charger Incompatibility with AC Wallboxes Early vehicles (pre-mid-2023) have a faulty OBC that fails completely at Tesla Wallbox Gen 3 and certain openWB stations. The vehicle can become stranded. Revised OBC available as a warranty replacement. Symptoms: Charging process does not start, error message 'charging cable connected' despite no cable plugged in, charging aborts with relay clicking | Low | |
| Infotainment freezing and navigation issues The infotainment system freezes when scrolling in the map view or switching to Google Maps satellite view. Reported to occur roughly every 15 minutes. Workaround: 10-second reboot via the power button. Symptoms: Navigation arrow freezes, screen stops responding to input, steering wheel volume control stops working | Low | |
| Severely reduced DC charging speed in cold weather Without battery pre-conditioning, DC charging power drops below 60 kW at 35% SoC in winter (instead of 150 kW). Range simultaneously falls from ~450 km in summer to 250–280 km on motorway driving. Symptoms: Very slow charging in winter, noticeably longer charging times at fast chargers | Low |
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Known Problems and Issues +
A total of 7 weaknesses have been documented for the Smart #1 HX11 (2023–2026). Typical issues affect Electronics, Other, Suspension, Body.
What to watch out for with the Smart #1? See the detailed listing of all engine and vehicle weaknesses in the sections above.
Frequently Asked Questions
What problems and weaknesses does the Smart #1 HX11 have? +
What should I look for when buying a used Smart #1 HX11? +
Which engine is recommended? +
Which Smart #1 HX11 engine is the most fun? +
Is the Smart #1 HX11 worth buying used? +
What horsepower variants are available for the Smart #1 HX11? +
Last updated: February 2026 · All information without guarantee