In the US, desktop computers had the highest ecommerce conversion rate of any device during Q4 2021, at 3.8%. Tablets followed with a 3.2% conversion rate, while mobile phones registered a substantially lower rate of 2.3%.
Beyond the chart: That quarter, 67% of online shopping sessions in the US took place on mobile phones, while 31% occurred on desktops. Add-to-cart rates were between 12.5% and 13.5%, depending on device, but shoppers abandoned their carts 77.5% of the time. Ultimately, trends stayed fairly consistent throughout 2021: Desktop shopping was more likely to pay off for retailers, while mobile brought in more window shoppers.