What are some alternatives?
When comparing XenoNode and SolVPS, you can also consider the following products
Hetzner - Server hosting provider.
BHost - BHost is the provider of VPS hosting with unmetered bandwidth.
RamNode - High Performance SSD and SSD-Cached VPSs
Cogeco Peer 1 - Cogeco Peer 1 provides a suite of ICT solutions including, data Center, managed IT, cloud, connectivity and voice services.
UpCloud - World's fastest cloud servers with a 100% uptime SLA!
Apache CloudStack - CloudStack is an open source cloud computing software for creating, managing, and deploying infrastructure cloud services.