db.m6i.largevsdb.r6i.large

db.m6i.large is 29% cheaper than db.r6i.large on demand in US East (N. Virginia), saving $52.56 a month.

At a glancedb.m6i.largedb.r6i.large
On-demand$0.178/hr29% less$0.25/hr
Lowest rate$0.114/hr21% less1-yr reserved, no upfront$0.1444/hr1-yr reserved, no upfront
Size2 vCPUs, 8 GiB2 vCPUs, 16 GiB

Prices in US East (N. Virginia)

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

Optiondb.m6i.largedb.r6i.largedb.r6i.large vs db.m6i.large
On-demandPay by the hour$0.178$0.25▲ 40%
1-yr reservedNo upfront36% off$0.11442% off$0.1444▲ 27%

Key differences

The biggest lead each one has.

Where db.m6i.large leads
On-demand price$0.178 vs $0.25 per hour
29% cheaper
Where db.r6i.large leads
Memory (GiB)16 vs 8
2× higher

Specs

4 of 20 specs differ. Those are in bold.

ComputeAll 6 matchdb.m6i.largedb.r6i.large
vCPUs22
Physical cores11
Threads per core22
CPU makerIntelIntel
Sustained clock3.5 GHz3.5 GHz
BurstableNoNo
Memory1 of 1 differdb.m6i.largedb.r6i.large
Memory (GiB)816
NetworkingAll 2 matchdb.m6i.largedb.r6i.large
Network baseline0.781 Gbps0.781 Gbps
Network peak12.5 Gbps12.5 Gbps
StorageAll 7 matchdb.m6i.largedb.r6i.large
StorageEBS OnlyEBS Only
EBS baseline bandwidth650 Mbps650 Mbps
EBS max bandwidth10,000 Mbps10,000 Mbps
EBS baseline throughput81.25 MB/s81.25 MB/s
EBS max throughput1,250 MB/s1,250 MB/s
EBS baseline IOPS3,6003,600
EBS max IOPS40,00040,000
Instance details2 of 3 differdb.m6i.largedb.r6i.large
Familym6ir6i
CategoryGeneral purposeMemory optimized
Normalization factor88
Other1 of 1 differdb.m6i.largedb.r6i.large
Hardware Basism6i.larger6i.large

On-demand prices by region

Cheapest for db.m6i.large first. PostgreSQL, USD per hour.

Regiondb.m6i.largedb.r6i.largeDifference
US East (N. Virginia)Used in summaryus-east-1$0.178$0.25▲ 40%
US East (Ohio)us-east-2$0.178$0.25▲ 40%
US West (Oregon)us-west-2$0.178$0.25▲ 40%
EU (Stockholm)eu-north-1$0.187$0.257▲ 37%
Mexico (Central)mx-central-1$0.187$0.263▲ 41%
Canada (Central)ca-central-1$0.196$0.27▲ 38%
Canada West (Calgary)ca-west-1$0.196$0.27▲ 38%
EU (Ireland)eu-west-1$0.197$0.28▲ 42%
Europe (Spain)eu-south-2$0.197$0.416▲ 111%
US West (N. California)us-west-1$0.203$0.28▲ 38%
EU (London)eu-west-2$0.206$0.294▲ 43%
EU (Paris)eu-west-3$0.206$0.294▲ 43%
EU (Milan)eu-south-1$0.207$0.294▲ 42%
Israel (Tel Aviv)il-central-1$0.207$0.294▲ 42%
Middle East (UAE)me-central-1$0.208$0.458▲ 120%
Asia Pacific (Malaysia)ap-southeast-5$0.21$0.255▲ 21%
Asia Pacific (Thailand)ap-southeast-7$0.21$0.255▲ 21%
AWS GovCloud (US-East)us-gov-east-1$0.21$0.35▲ 67%
AWS GovCloud (US-West)us-gov-west-1$0.21$0.35▲ 67%
EU (Frankfurt)eu-central-1$0.212$0.305▲ 44%
Middle East (Bahrain)me-south-1$0.217$0.308▲ 42%
Asia Pacific (Taipei)ap-east-2$0.222$0.27▲ 22%
Europe (Zurich)eu-central-2$0.233$0.501▲ 115%
South America (Sao Paulo)sa-east-1$0.233$0.524▲ 125%
Africa (Cape Town)af-south-1$0.234$0.333▲ 42%
Asia Pacific (Jakarta)ap-southeast-3$0.247$0.455▲ 84%
Asia Pacific (Seoul)ap-northeast-2$0.247$0.3▲ 21%
Asia Pacific (Singapore)ap-southeast-1$0.247$0.3▲ 21%
Asia Pacific (Sydney)ap-southeast-2$0.247$0.3▲ 21%
Asia Pacific (Tokyo)ap-northeast-1$0.247$0.3▲ 21%
Asia Pacific (Hyderabad)ap-south-2$0.253$0.429▲ 70%
Asia Pacific (Mumbai)ap-south-1$0.253$0.285▲ 13%
Asia Pacific (Osaka)ap-northeast-3$0.259$0.3▲ 16%
Asia Pacific (New Zealand)ap-southeast-6$0.2594$0.315▲ 21%
Asia Pacific (Hong Kong)ap-east-1$0.272$0.33▲ 21%

Keep exploring

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

db.m6i.largeGeneral purpose, m6i family
db.m6i.large prices and specsEvery size in the m6i family

Compare db.m6i.large with

db.m6g.largedb.r6i.large.tpc1.mem2xdb.t3.largedb.m6id.largedb.m6idn.largedb.m6in.largedb.t2.largedb.m5.largedb.m7i.large
db.r6i.largeMemory optimized, r6i family
db.r6i.large prices and specsEvery size in the r6i family

Compare db.r6i.large with

db.r6g.largedb.r6id.largedb.r6idn.largedb.r6in.largedb.r5.largedb.r5.large.tpc1.mem2xdb.r7i.large

Pay the committed rate, with commitment protection

The best committed rate on these two is 36–42% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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