m4vsr4
Size for size, m4 is on average 23% cheaper than r4 on demand in US East (N. Virginia), across 4 shared sizes. Same size and generation, tuned for different work (general, compute or memory).
On-demand prices by size in US East (N. Virginia)
USD per hour for the standard option. Pick a size to compare the two types.
| Size | m4 | r4 | r4 vs m4 |
|---|---|---|---|
| large | m4.large.search $0.151 | r4.large.search $0.196 | ▲ 30% |
| xlarge | m4.xlarge.search $0.301 | r4.xlarge.search $0.392 | ▲ 30% |
| 2xlarge | m4.2xlarge.search $0.603 | r4.2xlarge.search $0.785 | ▲ 30% |
| 4xlarge | m4.4xlarge.search $1.207 | r4.4xlarge.search $1.569 | ▲ 30% |
Key differences
The biggest lead each family has.
Where m4 leads
On-demand priceCheaper in 4 of 4 shared sizes
23% cheaperWhere r4 leads
Sizes6 sizes here vs 5
1 moreLargest size64 vCPUs vs 40
BiggerKeep exploring
Each family's own page, and how it compares with others.