General-purpose (M-family) 4xlarge instances compared
Every Amazon RDS instance in the General-purpose (M-family) 4xlarge group — 15 instances priced side by side. Switch region and engine, or sort by any column.
Engine
Architecture
| db.m5.4xlarge | 16 | 64 | $1,040 | $621 | $418 |
| db.m5d.4xlarge | 16 | 64 | $1,223 | $893 | $649 |
| db.m6g.4xlarge | 16 | 64 | $929 | $555 | $373 |
| db.m6gd.4xlarge | 16 | 64 | $1,090 | $796 | $578 |
| db.m6i.4xlarge | 16 | 64 | $1,040 | $621 | $418 |
| db.m6id.4xlarge | 16 | 64 | $1,310 | $956 | $694 |
| db.m6idn.4xlarge | 16 | 64 | $1,723 | $1,258 | $913 |
| db.m6in.4xlarge | 16 | 64 | $1,508 | $1,101 | $799 |
| db.m7g.4xlarge | 16 | 64 | $984 | $718 | $522 |
| db.m7i.4xlarge | 16 | 64 | $1,040 | $655 | — |
| db.m8g.4xlarge | 16 | 64 | $981 | $618 | — |
| db.m8gd.4xlarge | 16 | 64 | $1,154 | — | — |
| db.m9g.4xlarge | 16 | 64 | $1,069 | — | — |
13 instances · US East (N. Virginia) · prices are for the database instance (compute) only — storage, IOPS, backup, and data transfer are billed separately. Reserved = effective monthly of the all-upfront term. Indicative prices as of July 20, 2026; verify with the provider.