Ironically, the more interesting of the two laptops is the entry-level Inspiron 15. By using an UItrabook processor it created a pretty interesting combination. You have decent performance, entry-level features along with a touchscreen that works great with Windows 8. If you don't have any special requirements, then this laptop is one we can strongly recommend. Without touchscreen it only costs 399 euros, which is very affordable.
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips