db.m5.xlargevsdb.r5.xlarge

db.m5.xlarge is 29% cheaper than db.r5.xlarge on demand in US East (N. Virginia), saving $105.12 a month.

At a glancedb.m5.xlargedb.r5.xlarge
On-demand$0.356/hr29% less$0.5/hr
Lowest rate$0.228/hr21% less1-yr reserved, no upfront$0.2888/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.m5.xlargedb.r5.xlargedb.r5.xlarge vs db.m5.xlarge
On-demandPay by the hour$0.356$0.5▲ 40%
1-yr reservedNo upfront36% off$0.22842% off$0.2888▲ 27%

Key differences

The biggest lead each one has.

Where db.m5.xlarge leads
On-demand price$0.356 vs $0.5 per hour
29% cheaper
Where db.r5.xlarge leads
Memory (GiB)32 vs 16
2× higher

Specs

4 of 20 specs differ. Those are in bold.

ComputeAll 6 matchdb.m5.xlargedb.r5.xlarge
vCPUs44
Physical cores22
Threads per core22
CPU makerIntelIntel
Sustained clock3.1 GHz3.1 GHz
BurstableNoNo
Memory1 of 1 differdb.m5.xlargedb.r5.xlarge
Memory (GiB)1632
NetworkingAll 2 matchdb.m5.xlargedb.r5.xlarge
Network baseline1.25 Gbps1.25 Gbps
Network peak10 Gbps10 Gbps
StorageAll 7 matchdb.m5.xlargedb.r5.xlarge
StorageEBS OnlyEBS Only
EBS baseline bandwidth1,150 Mbps1,150 Mbps
EBS max bandwidth4,750 Mbps4,750 Mbps
EBS baseline throughput143.75 MB/s143.75 MB/s
EBS max throughput593.75 MB/s593.75 MB/s
EBS baseline IOPS6,0006,000
EBS max IOPS18,75018,750
Instance details2 of 3 differdb.m5.xlargedb.r5.xlarge
Familym5r5
CategoryGeneral purposeMemory optimized
Normalization factor1616
Other1 of 1 differdb.m5.xlargedb.r5.xlarge
Hardware Basism5.xlarger5.xlarge

On-demand prices by region

Cheapest for db.m5.xlarge first. PostgreSQL, USD per hour.

Regiondb.m5.xlargedb.r5.xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$0.356$0.5▲ 40%
US East (Ohio)us-east-2$0.356$0.5▲ 40%
US West (Oregon)us-west-2$0.356$0.5▲ 40%
EU (Stockholm)eu-north-1$0.374$0.515▲ 38%
Canada (Central)ca-central-1$0.392$0.5405▲ 38%
EU (Ireland)eu-west-1$0.394$0.56▲ 42%
Europe (Spain)eu-south-2$0.394$0.56▲ 42%
US West (N. California)us-west-1$0.406$0.56▲ 38%
EU (London)eu-west-2$0.412$0.588▲ 43%
EU (Paris)eu-west-3$0.412$0.588▲ 43%
EU (Milan)eu-south-1$0.414$0.588▲ 42%
Israel (Tel Aviv)il-central-1$0.414$0.59▲ 43%
EU (Frankfurt)eu-central-1$0.424$0.61▲ 44%
AWS GovCloud (US-East)us-gov-east-1$0.43$0.6▲ 40%
AWS GovCloud (US-West)us-gov-west-1$0.43$0.6▲ 40%
Middle East (Bahrain)me-south-1$0.433$0.616▲ 42%
Middle East (UAE)me-central-1$0.434$0.616▲ 42%
Europe (Zurich)eu-central-2$0.466$0.672▲ 44%
South America (Sao Paulo)sa-east-1$0.466$1.047▲ 125%
Africa (Cape Town)af-south-1$0.469$0.666▲ 42%
Asia Pacific (Jakarta)ap-southeast-3$0.494$0.6▲ 21%
Asia Pacific (Melbourne)ap-southeast-4$0.494$0.6▲ 21%
Asia Pacific (Seoul)ap-northeast-2$0.494$0.6▲ 21%
Asia Pacific (Singapore)ap-southeast-1$0.494$0.6▲ 21%
Asia Pacific (Sydney)ap-southeast-2$0.494$0.6▲ 21%
Asia Pacific (Tokyo)ap-northeast-1$0.494$0.6▲ 21%
Asia Pacific (Hyderabad)ap-south-2$0.506$0.57▲ 13%
Asia Pacific (Mumbai)ap-south-1$0.506$0.57▲ 13%
Asia Pacific (Osaka)ap-northeast-3$0.518$0.6▲ 16%
Asia Pacific (Hong Kong)ap-east-1$0.5434$0.66▲ 21%

Keep exploring

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

db.m5.xlargeGeneral purpose, m5 family
db.m5.xlarge prices and specsEvery size in the m5 family

Compare db.m5.xlarge with

db.m5d.xlargedb.r5.xlarge.tpc2.mem2xdb.r5.xlarge.tpc2.mem4xdb.t3.xlargedb.t2.xlargedb.m4.xlargedb.m6i.xlarge
db.r5.xlargeMemory optimized, r5 family
db.r5.xlarge prices and specsEvery size in the r5 family

Compare db.r5.xlarge with

db.r5d.xlargedb.r5b.xlargedb.r5b.xlarge.tpc2.mem2xdb.r5b.xlarge.tpc2.mem4xdb.r4.xlargedb.r6i.xlargedb.r6i.xlarge.tpc2.mem2xdb.r6i.xlarge.tpc2.mem4x

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.