ThinkPad P14s Gen 4

The P14s G4 AMD is better built with a more powerful chipset, but RAM is soldered, and can't be upgraded. If graphic capability is important, 3D rendering etc., then I'd look for a machine either with, or upgradeable to 32GB or higher. Performance of the latest E14 G7 Ryzen 7 250, is comparable, wit

That is an excellent deal, and a very powerful laptop. Just be aware, for AMD T14/P14s Gen 3 and Gen 4, the RAM is fixed only, it can't be upgraded. It was specific to T14/P14s Gen 3 and Gen 4 AMD models. So AMD Gen 1, Gen 2, Gen 5, Gen 6, T14/P14s all have upgrade-able RAM, but not Gen 3 or Gen 4.

52Whr battery on AMD versions is not really a problem. Don't look only at numbers. Check the reviews. AMD processors are efficients and battery life depends on processors TDP (energy consumption), screen, etc. https://www.notebookcheck.net/Lenovo-ThinkPad-P14s-G4-AMD-review-fast-portable-straightfor

It may be out of budget, but someone mentioned very large discounts at Lenovo UK, and I saw this P14s Gen 5 AMD, for £599. If you priced it as a custom build, it'd be just over £1500, but even at its pre-built offer price was £800 before. Ryzen 5 PRO 8640HS, 16GB RAM, 512GB NVMe, 400 nit 100% sRGB 1