Bmw I3 ReliabilityAll Years Ranked (2014–2020)
Side-by-side AutoScores, risk levels, and owner-cost projections for every Bmw I3 we've analyzed. Identify the best years to buy, the ones to avoid, and the problems that follow the I3 across generations.
Average AutoScore
81/100
Best Year
2019 Bmw I3
Score 88
Weakest Year
2014 Bmw I3
Score 75
Every Bmw I3 Ranked
Sorted by AutoScore. Each link opens the full year-specific report.
A distinct and generally dependable EV, but be prepared for potentially expensive, albeit infrequent, specialized repairs.
Top risks: HVAC System (Heat Pump) · 12V Electrical System & DC-DC Converter · Range Extender (REX) Fuel System
A quirky, enjoyable urban EV that requires attention to its unique battery and REX system for long-term reliability.
Top risks: High Voltage Battery · Range Extender (REX) Fuel System · 12V Auxiliary Battery
An innovative EV that excels in urban environments, but requires careful consideration of its REx variant and long-term battery health.
Top risks: Range Extender (REx) Engine · High Voltage (HV) Battery · Electrical/Electronics (12V system & OBC)
An innovative and mostly reliable EV, but specific, high-cost failures can make ownership risky if not properly vetted.
Top risks: HVAC / Air Conditioning System · Charging System (Onboard Charger/OBC) · Range Extender (REX) Engine
An innovative, premium EV with compelling efficiency, but its unique technology and optional REX system introduce specific, potentially costly, reliability considerations.
Top risks: Range Extender (REX) System · 12V Battery & Charging Systems · HVAC System
A distinctive EV with solid core reliability, but prepare for premium repair costs and attention to specialized systems.
Top risks: HVAC Blower Motor & Resistor · 12V Auxiliary Battery & Charging System · Range Extender (REX) System (if equipped)
A pioneering EV with a unique charm, but its early technology and range extender complexity demand informed ownership.
Top risks: High Voltage Battery & Charging · Range Extender (REX) System · HVAC System
Problems That Follow the I3 Across Generations
Issues that appear in the top-3 risks across multiple model years — the cost of ownership you can actually predict.
Range Extender (REX) System
Appears in 2 model years · 29% of generations
HVAC System
Appears in 2 model years · 29% of generations
Range Extender (REX) Fuel System
Appears in 2 model years · 29% of generations
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