db.m6id.xlargevsdb.r6id.xlarge

db.m6id.xlarge is 25% cheaper than db.r6id.xlarge on demand in US East (N. Virginia), saving $108.04 a month.

At a glancedb.m6id.xlargedb.r6id.xlarge
On-demand$0.448/hr25% less$0.596/hr
Lowest rate$0.3453/hr25% less1-yr reserved, no upfront$0.4592/hr1-yr reserved, no upfront
Size4 vCPUs, 16 GiB4 vCPUs, 32 GiB

Prices in US East (N. Virginia)

“Off” is the discount against each type’s own on-demand price. PostgreSQL, USD per hour.

Optiondb.m6id.xlargedb.r6id.xlargedb.r6id.xlarge vs db.m6id.xlarge
On-demandPay by the hour$0.448$0.596▲ 33%
1-yr reservedNo upfront23% off$0.345323% off$0.4592▲ 33%

Key differences

The biggest lead each one has.

Where db.m6id.xlarge leads
On-demand price$0.448 vs $0.596 per hour
25% cheaper
Where db.r6id.xlarge leads
Memory (GiB)32 vs 16
2× higher

Specs

9 of 25 specs differ. Those are in bold.

Compute2 of 8 differdb.m6id.xlargedb.r6id.xlarge
vCPUs44
Physical cores22
Threads per core22
Architecturex86_64–
ProcessorIntel Xeon 8375–
CPU makerIntelIntel
Sustained clock3.5 GHz3.5 GHz
BurstableNoNo
Memory1 of 1 differdb.m6id.xlargedb.r6id.xlarge
Memory (GiB)1632
Networking1 of 3 differdb.m6id.xlargedb.r6id.xlarge
NetworkUp to 12.5 Gbps–
Network baseline1.562 Gbps1.562 Gbps
Network peak12.5 Gbps12.5 Gbps
Storage1 of 8 differdb.m6id.xlargedb.r6id.xlarge
Storage1 x 237 NVMe SSD–
Local disks1 × 237 GB SSD1 × 237 GB SSD
EBS baseline bandwidth1,250 Mbps1,250 Mbps
EBS max bandwidth10,000 Mbps10,000 Mbps
EBS baseline throughput156.25 MB/s156.25 MB/s
EBS max throughput1,250 MB/s1,250 MB/s
EBS baseline IOPS6,0006,000
EBS max IOPS40,00040,000
Instance details3 of 4 differdb.m6id.xlargedb.r6id.xlarge
Familym6idr6id
CategoryGeneral purpose–
Current generationYes–
Normalization factor88
Other1 of 1 differdb.m6id.xlargedb.r6id.xlarge
Hardware Basism6id.xlarger6id.xlarge

On-demand prices by region

Cheapest for db.m6id.xlarge first. PostgreSQL, USD per hour.

Regiondb.m6id.xlargedb.r6id.xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$0.448$0.596▲ 33%
US East (Ohio)us-east-2$0.448$0.596▲ 33%
US West (Oregon)us-west-2$0.448$0.596▲ 33%
Mexico (Central)mx-central-1$0.47$0.626▲ 33%
Canada West (Calgary)ca-west-1$0.493$0.656▲ 33%
EU (Ireland)eu-west-1$0.495$0.663▲ 34%
EU (Frankfurt)eu-central-1$0.536$0.724▲ 35%
Asia Pacific (Malaysia)ap-southeast-5$0.558$0.642▲ 15%
Asia Pacific (Thailand)ap-southeast-7$0.558$0.642▲ 15%
Asia Pacific (Taipei)ap-east-2$0.56$0.644▲ 15%
Asia Pacific (Tokyo)ap-northeast-1$0.621$0.715▲ 15%
Asia Pacific (Sydney)ap-southeast-2$0.623$0.722▲ 16%
Asia Pacific (New Zealand)ap-southeast-6$0.6552$0.758▲ 16%

Keep exploring

Each type’s own page, and how it compares with others.

db.m6id.xlargeGeneral purpose, m6id family
db.m6id.xlarge prices and specsEvery size in the m6id family

Compare db.m6id.xlarge with

db.m6i.xlargedb.t3.xlargedb.m6gd.xlargedb.t2.xlargedb.m5d.xlarge
db.r6id.xlarger6id family
db.r6id.xlarge prices and specsEvery size in the r6id family

Compare db.r6id.xlarge with

db.r6i.xlargedb.r6i.xlarge.tpc2.mem2xdb.r6i.xlarge.tpc2.mem4xdb.r6gd.xlargedb.r5d.xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 23% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

Connect AWS account

AWS RDS PostgreSQL prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.