BMW's current small electric vehicle lineup

BMW makes two small electric cars aimed at city driving and shorter commutes: the i3 and the i4. The i3 is the smaller of the two — a compact hatchback roughly the size of a Mini Cooper — while the i4 is a midsize sedan closer to a 3 Series in length. Both are built on BMW's electric-first platforms, meaning they were designed around batteries and motors from the start, not converted from gas engines.

The i3 has been in production since 2013 and remains BMW's entry point to electric driving. It seats four adults comfortably and has a tight turning radius that makes it nimble in parking lots and narrow streets. The i4, introduced in 2021, is newer and targets buyers who want sedan comfort with electric efficiency. Neither is a truck or SUV — if you need cargo space or towing, BMW's electric SUV options (the iX and i7) are larger and more expensive.

Key Takeaways

  • The BMW i3 is a compact hatchback with a range of roughly 150 to 200 miles per charge, depending on the model year and battery size.
  • The BMW i4 is a midsize sedan with a range of 260 to 300 miles per charge, making it better suited for longer trips than the i3.
  • Both cars charge at home using a standard outlet or a dedicated 240-volt charger, and can use public fast-charging networks for longer journeys.
  • Purchase price for a new i3 starts around $44,000 to $48,000, while the i4 starts around $56,000 to $60,000, before any tax credits or incentives.
  • Used i3 models from 2018 onward are available on the secondhand market at lower prices, though battery degradation over time is a factor to consider.

Range and charging speed for each model

The i3's range varies by model year and battery configuration. Newer i3 models (2022 onward) with the larger battery pack achieve roughly 150 to 200 miles of range on a full charge under real-world driving conditions. Older i3s from the 2018–2021 generation had smaller batteries and typically delivered 100 to 150 miles. Highway driving, cold weather, and aggressive acceleration all reduce range by 10 to 20 percent.

The i4 offers more range because it has a larger battery and a more efficient body shape. Most i4 models deliver 260 to 300 miles per charge, with the higher-performance eDrive50 variant reaching the upper end. Like the i3, real-world range depends on driving style, temperature, and road conditions.

Both cars charge slowly on a standard 120-volt household outlet — expect 3 to 5 miles of range per hour. A dedicated 240-volt home charger (installed by an electrician) adds 20 to 30 miles per hour for the i3 and 25 to 35 miles per hour for the i4. Public DC fast chargers can add 150 miles to an i3 in 30 minutes, or 200 miles to an i4 in the same time, though charging speed slows as the battery approaches full capacity.

Price, incentives, and total cost of ownership

A new BMW i3 starts at approximately $44,000 to $48,000 before taxes and fees. The i4 begins around $56,000 to $60,000. These are manufacturer's suggested retail prices (MSRP) and vary by trim level, options, and regional dealer pricing. BMW occasionally offers lease deals that can lower the effective monthly cost, particularly at the end of a model year.

Federal tax credits in the United States may reduce the purchase price by up to $7,500 if you meet income and domestic assembly requirements, though not all BMW models or model years may have access to. Some states offer additional rebates or tax credits for electric vehicle purchases — check your state's environmental or energy office for current programs. These incentives change year to year and are not may provide.

Over time, electric cars typically cost less to operate than gas cars because electricity is cheaper than fuel and electric motors require less maintenance. You will not need oil changes, spark plugs, or transmission fluid. Brake pads last longer because regenerative braking does most of the stopping. Battery replacement is expensive — roughly $5,000 to $15,000 depending on the model — but BMW batteries are warrantied for 8 years or 100,000 miles, and degradation is usually modest over that period.

How the i3 and i4 compare to other small electric cars

The i3 competes with the Nissan Leaf, Chevy Bolt EV, and Hyundai Kona Electric in the compact segment. The Leaf is cheaper to buy but has less range and older technology. The Bolt EV offers more range than the i3 for a similar price. The Kona Electric splits the difference on price and range. The i3's main advantages are its distinctive design, tight handling, and premium interior — it feels more like a luxury car than its competitors.

The i4 competes with the Tesla Model 3, Hyundai Ioniq 6, and Chevy Bolt EUV in the midsize sedan and crossover space. The Model 3 has a larger charging network and faster acceleration, but costs more. The Ioniq 6 is newer and offers similar range at a lower price. The Bolt EUV is cheaper but is a crossover, not a sedan. The i4's advantages are its familiar BMW driving feel, strong acceleration in higher trims, and integration with BMW's infotainment system.

Charging infrastructure and real-world practicality

Both the i3 and i4 work best if you have access to home charging. If you park on the street or in an apartment complex without a charger, you will rely on public networks, which is slower and less convenient. BMW's cars are compatible with most public charging networks in North America, including Tesla Superchargers (via an adapter on newer models), Electrify America, EVgo, and ChargePoint.

For daily commutes under 100 miles, the i3 is practical without public charging. For commutes over 150 miles or frequent long trips, the i4 is more realistic because its range means fewer charging stops. Both cars have built-in navigation that shows charging stations along your route and can pre-condition the battery for faster charging when you approach a fast charger.

Maintenance, warranty, and long-term reliability

BMW electric cars require less routine maintenance than gas models. There is no engine oil, spark plugs, or transmission fluid to change. Brake fluid, coolant, and cabin air filters still need periodic replacement, but intervals are longer. Tire wear is the main variable — regenerative braking reduces brake pad wear but increases tire wear slightly because the car is heavier than a comparable gas model.

The battery is warrantied for 8 years or 100,000 miles (whichever comes first) against defects and excessive degradation. Most BMW batteries retain 80 to 90 percent of their capacity after 8 years of normal use. The rest of the car — motor, inverter, cooling system — is covered by BMW's standard warranty, typically 4 years or 50,000 miles for new cars.

Long-term reliability data for the i3 is solid because it has been on the market for over a decade. The i4 is newer, so less historical data exists, but early reports show no widespread issues. Both cars are more reliable than average in their class, though repair costs at BMW dealerships are higher than at independent shops or competitors' dealers.

Environmental impact and emissions

An electric car produces zero tailpipe emissions, which improves local air quality in cities and neighborhoods. The environmental benefit of driving an i3 or i4 depends partly on how the electricity is generated in your region. In areas with renewable energy (solar, wind, hydro), the car is significantly cleaner than a gas car over its lifetime. In regions reliant on coal or natural gas power plants, the benefit is smaller but still positive — electric motors are more efficient than combustion engines, so even coal-powered electricity produces fewer emissions per mile than gasoline.

Battery production is energy-intensive and generates emissions, but this is offset within 1 to 3 years of driving, depending on the grid mix. After that point, the car is cleaner than a comparable gas car for the rest of its life. Recycling programs for BMW batteries are expanding, which will reduce the environmental cost of future production.

Frequently Asked Questions

Can I tow a trailer with a BMW i3 or i4?

No. Neither the i3 nor the i4 is rated for towing. If you need to tow, you will need one of BMW's larger electric SUVs, such as the iX, which can tow up to 4,400 pounds. Towing reduces range significantly because of the extra weight and aerodynamic drag.

How long does it take to charge an i3 or i4 at home?

On a standard 120-volt outlet, a full charge takes 12 to 20 hours for the i3 and 24 to 30 hours for the i4. With a 240-volt home charger, the i3 charges fully in 4 to 6 hours and the i4 in 6 to 8 hours. Most owners charge overnight and start each day with a full battery.

What happens to the battery in cold weather?

Cold reduces range by 20 to 40 percent because the battery is less efficient and the car uses energy to heat the cabin and battery pack. Charging also slows in cold weather. The battery itself is not damaged by cold, but performance returns to normal once the car warms up.

Is there a used BMW i3 market, and what should I watch for?

Yes. Used i3s from 2018 onward are available at lower prices than new models. Check the battery health report (BMW dealers can run this) to see how much capacity remains. Avoid models with accident history involving the battery or undercarriage. Insurance costs for used i3s are typically lower than for new ones.

Do I need a special license or training to drive an electric BMW?

No. An i3 or i4 drives like any automatic car — you press the accelerator and brake pedal normally. The main difference is regenerative braking, which slows the car when you lift off the accelerator, reducing the need to use the brake pedal. This takes a few days to adjust to but requires no special training.