How does the BMW i3 REx work?

The small and quiet two-cylinder petrol engine powers a generator that maintains the charge level of the high-voltage battery at a constant level so that the BMW i3 can continue to drive purely electrically. The Range Extender switches on automatically when the battery level is low.

What does REx mean on BMW i3?

range extender
3 Comments. ADVERTISEMENT. Back when the BMW i3 was first introduced, there was a bit of controversy regarding its range extender option. The i3 was offered in two flavors; BEV (Battery Electric Vehicle) and REx (Range Extender). The former used an electric motor and a battery, nothing else.

How long can you drive on BMW i3 extender?

The purely electric BMW i3 gets up to 81 miles per charge, while the BMW i3 with Range Extender gets up to 150 miles in total range and is rated to cover 72 miles on electricity alone.

How do you activate the range extender on a BMW i3?

When you re-start the car you’ll see the I3 reboot and you’re all set – presto you now have Range Extender control. Go “Menu” then “Settings” then “Range Extender” then check the box and your Range Extender will start up and maintain the battery as long as your battery is below 75% SOC.

Is BMW i3 REx a hybrid?

Rather than being a pure EV, the BMW i3 REX models pair the electric motor with a gasoline engine, making them plug-in hybrids.

What is BMW REx?

The Range Extender (REx) variant features the same 94 Ah battery as the all-electric model. The 2017 REx model offers additional range in the American market thanks to a fuel tank that is effectively 25% larger than the previous model.

What is the range of a BMW i3 REx?

Based on the i3 EV, the i3 REX benefits from the model’s battery upgrade in July 2016, improving the official range to 186 miles from the previous generation’s 118 miles. On top of that, a styling refresh has seen a sharper design come through, plus the introduction of a sportier BMW i3s variant.

When did BMW stop making the i3 REx?

BMW confirmed production of the i3 surpassed the 200,000 mark in October 2021. By the end of production in July 2022, officials expect it to have surpassed 250,000 units.

How reliable is an i3 REx?

According to our most recent reliability survey, the i3 scored 94.1%, which put it in 4th place in a class of 8 electric cars.

Is the BMW i3 REx a good car?

The i3 Rex is ideal for those with serious range anxiety, its 288-mile range is much higher than the i3’s 183-mile range. It’s not quite as fast as the i3, but a 0-62 time of 8.1 seconds is still impressive. Unlike so many electric cars these days, the i3 Rex actually looks like an EV with its quirky styling.