HS_Gen5_18 is an Azure SQL Managed Instance size with 18 vCPUs, 91.8 GiB memory. In Malaysia West it costs $1.897 per hour on demand ($1,384.96 per month) for License included, Single zone.
Prices by region
USD per hour, License included, Single zone. Reserved prices are no upfront, standard. Cheapest on-demand first.