New research forecasts that more than 17 million hybrid electric cars will be on the roads by 2020 as "range anxiety" lessens.

The latest figure by Juniper Research marks a significant increase from the 12 million forecast last year, thanks to newer models that are designed to go further on a single charge and the ongoing development of public charging infrastructure models, reads the report.

Related: Why don't we have nuclear-powered cars?

Analysts also ranked the top five electric car manufacturers scoring them on factors such as vehicle range, sales, infrastructure implementation, time spent on development and deployment and future innovation.

Here are the top five manufacturers according to Juniper Research:

  1. Tesla
  2. BMW
  3. Nissan
  4. Chevrolet
  5. Ford