Apple
iMac

Specifications
CPU: Intel Core i5 (7. Gen.) 3,4 GHz
Operating System: Apple OS X 10.12 Sierra
Memory: 8 GB (2.400 MHz)
Storage: 1 TB SATA / Hybrid-Drive
Monitor: 68,6 cm (27") / Retina Display
Keyboard: Apple Magic Keyboard

 

price:1626€

Medion
AKOYA P44001

 

Specifications
CPU: Intel Core i5-6402P
Operating System: Microsoft Windows 10 Home
Memory: 8 GB (2.133 MHz)
Storage: 1 TB
Monitor: 59,9 cm (23,6")
Keyboard: USB-Keyboard

 

price:472€

Dell
XPS 27 7760-1721

 

Specifications
CPU: Intel Core i5-7400
Operating System: Microsoft Windows 10 Home (64-Bit)
Memory: 8 GB
Storage: Hard drive 1 (8 GB) / Hard drive 2 (1 TB)
Monitor: 68,58 cm (27")
Keyboard: Dell Premier Keyboard KM 717 (wireless)

 

price:1541€