m4vsr4
Size for size, m4 is on average 32% 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 Redis. Pick a size to compare the two types.
| Size | m4 | r4 | r4 vs m4 |
|---|---|---|---|
| large | cache.m4.large $0.156 | cache.r4.large $0.228 | ▲ 46% |
| xlarge | cache.m4.xlarge $0.311 | cache.r4.xlarge $0.455 | ▲ 46% |
| 2xlarge | cache.m4.2xlarge $0.623 | cache.r4.2xlarge $0.91 | ▲ 46% |
| 4xlarge | cache.m4.4xlarge $1.245 | cache.r4.4xlarge $1.82 | ▲ 46% |
Key differences
The biggest lead each family has.
Where m4 leads
On-demand priceCheaper in 4 of 4 shared sizes
32% 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.