r6g family
The r6g family has 6 sizes on AWS OpenSearch, from 2 to 48 vCPUs and 16 to 384 GiB of memory. In US East (N. Virginia), on-demand prices run $0.167 to $4.016 per hour for the standard option. It is sold in 32 regions and listed as Arm (Graviton) and memory optimized.
Sizes and prices in US East (N. Virginia)
| Type | vCPUs | Memory (GiB) | On-demand /hr | 1-yr reserved /hr |
|---|---|---|---|---|
| r6g.large.search | 2 | 16 | $0.167 | $0.115 |
| r6g.xlarge.search | 4 | 32 | $0.335 | $0.231 |
| r6g.2xlarge.search | 8 | 64 | $0.669 | $0.462 |
| r6g.4xlarge.search | 16 | 128 | $1.339 | $0.924 |
| r6g.8xlarge.search | 32 | 256 | $2.677 | $1.847 |
| r6g.12xlarge.search | 48 | 384 | $4.016 | $2.771 |
Compare r6g
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Regions
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Prices in USD per hour for the standard option; reserved prices are 1 year, no upfront. Updated 2026-11-12 from AWS public price lists. Compare all AWS OpenSearch sizes.