c4vsr4
Size for size, c4 is on average 25% cheaper than r4 on demand in US East (N. Virginia), across 5 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 | c4 | r4 | r4 vs c4 |
|---|---|---|---|
| large | c4.large.search $0.148 | r4.large.search $0.196 | ▲ 32% |
| xlarge | c4.xlarge.search $0.294 | r4.xlarge.search $0.392 | ▲ 33% |
| 2xlarge | c4.2xlarge.search $0.587 | r4.2xlarge.search $0.785 | ▲ 34% |
| 4xlarge | c4.4xlarge.search $1.174 | r4.4xlarge.search $1.569 | ▲ 34% |
| 8xlarge | c4.8xlarge.search $2.347 | r4.8xlarge.search $3.139 | ▲ 34% |
Key differences
The biggest lead each family has.
Where c4 leads
On-demand priceCheaper in 5 of 5 shared sizes
25% cheaperWhere r4 leads
Sizes6 sizes here vs 5
1 moreLargest size64 vCPUs vs 36
BiggerKeep exploring
Each family's own page, and how it compares with others.