For that price, you can build a better system:
This build is 41 euros over the price of that laptop but is much better. However, you would need to buy a monitor and peripherals separately. OS is in the price:
PCPartPicker part list:
https/de.pcpartpicker.com/list/jXfdNN
Price breakdown by merchant: https
/de.pcpartpicker.com/list/jXfdNN/by_merchant/
CPU: Intel - Core i5-8400 2.8GHz 6-Core Processor (€209.59 @ Alza)
Motherboard: MSI - Z370 GAMING PLUS ATX LGA1151 Motherboard (€134.99 @ ARLT)
Memory: G.Skill - Flare X 16GB (2 x 8GB) DDR4-2400 Memory (€147.57 @ Amazon Deutschland)
Storage: Samsung - 850 EVO-Series 250GB 2.5" Solid State Drive (€88.43 @ Amazon Deutschland)
Storage: Western Digital - Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive (€44.90 @ Amazon Deutschland)
Video Card: Asus - GeForce GTX 1070 8GB Video Card (€451.61 @ Amazon Deutschland)
Case: Corsair - 200R ATX Mid Tower Case (€59.89 @ Amazon Deutschland)
Power Supply: EVGA - SuperNOVA G3 650W 80+ Gold Certified Fully-Modular ATX Power Supply (€106.84 @ Mindfactory)
Operating System: Microsoft - Windows 10 Home OEM 64-bit (€96.88 @ Mindfactory)
Total: €1340.70
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2017-12-28 19:22 CET+0100
This one is within 1299 Euros, but has a smaller SSD:
PCPartPicker part list:
https/de.pcpartpicker.com/list/HyFZnn
Price breakdown by merchant: https
/de.pcpartpicker.com/list/HyFZnn/by_merchant/
CPU: Intel - Core i5-8400 2.8GHz 6-Core Processor (€209.59 @ Alza)
Motherboard: MSI - Z370-A PRO ATX LGA1151 Motherboard (€113.99 @ Amazon Deutschland)
Memory: G.Skill - Flare X 16GB (2 x 8GB) DDR4-2400 Memory (€147.57 @ Amazon Deutschland)
Storage: Kingston - A400 120GB 2.5" Solid State Drive (€48.13 @ Amazon Deutschland)
Storage: Western Digital - Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive (€44.90 @ Amazon Deutschland)
Video Card: Asus - GeForce GTX 1070 8GB Video Card (€451.61 @ Amazon Deutschland)
Case: Corsair - 200R ATX Mid Tower Case (€59.89 @ Amazon Deutschland)
Power Supply: EVGA - SuperNOVA G3 650W 80+ Gold Certified Fully-Modular ATX Power Supply (€106.84 @ Mindfactory)
Operating System: Microsoft - Windows 10 Home OEM 64-bit (€96.88 @ Mindfactory)
Total: €1279.40
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2017-12-28 19:26 CET+0100
The laptop seems a good deal honestly, considering prices in Europe and that it is from a prebuilt. If mobility is not an issue for you, consider the PC's I have posted. If not, that laptop is a real steal at that price in Europe and you should pick it up.