If you are still experiencing high traffic volume, upgrading your shared hosting account can be a good idea. Our separate paper
describes the best-hosting companies in both UK and the US. For UK-based traffic, we recommend considering Serwer.io
‘s WordPress Pro plan, priced at $30 per month. It provides 6 CPU cores, 10 GB RAM, 100 simultaneous entry processes, 20 domains, 60 GB NVMe storage (disk speed 64 MB/s), 3Gbps network uplink, enabled Redis, and support for HTTP/3. This configuration is sufficient for several heavily loaded eCommerce sites and outperforms most entry-level VPS offerings. It features workstation-grade AMD Ryzen Threadripper 2950X processors (turbo speed up to 4.4 GHz) with ECC DDR4-2933 RAM. This configuration will outperform any entry-level VPS offerings, and you would not need to maintain any software yourself. With QUIC.cloud CDN and Redis, you can serve up to 100k visitors per day with no issues!