There is a new wave of fast CoreXY 3D Printers. KLP1 is maybe the cheapest option, but a capable alternative. Most of the reviews are based on short term experience, so I made this video about the dark side...

1:03 Dealing with support - broken front door
1:33 First impressions and tuning
2:10 Screen behind the door
2:23 Dark panels and no light
2:53 Top panel scratching
3:08 Support part - fan noise
3:41 Self killing head
4:12 Pimp up the printer
4:37 Frame and spool holder upgrade
5:25 LED stripe
6:00 FAN noise
6:28 USB Cam
6:48 Vibration and dampening: 25kg concrete and calibration
7:30 Summary
8:36 I'll be back