Lenovo's T-series ThinkPads are designed to combine light weight and portability with strong performance. In the case of the 14-inch ThinkPad T490s that includes up to (a claimed) 20 hours of battery life, rapid charging, and screen options for the display that run right up to WQHD (2,560 x 1,440 pixels). Higher-end features add to a starting price of £1,139.99 (inc. VAT).
Lenovo ThinkPad T490s review at ZDNet