Sales on Amazon’s third annual ‘Prime Day’ surpassed Black Friday and Cyber Monday, making it the biggest day ever in Amazon history.

On July 11, members of the e-commerce giant’s Prime service were given discounts on goods and streaming services over a 30 hour period.

Although the company did not release sales figures, Amazon said Prime Day 2017 event grew by more than 60% compared to the same 30 hours last year, and sales growth by small businesses and entrepreneurs was even higher.

Prime members' most popular purchase was the Echo Dot, which was not only the best-selling Amazon device this Prime Day, but also the best-selling product from any manufacturer in any category across Amazon globally.

Prime Day 2017 was also the biggest sales event ever for Amazon devices in the US and around the world, including record sales for Echo, Fire tablets and Kindle devices.

Also, more than 3.5m toys were purchased by customers worldwide.

Ahead of the event, Amazon released a new video of its Prime Air freighters, stating they were fuelled and ready to support Prime Day.