Which is cheaper, Amazon RDS or Google Cloud SQL?

AWS is cheaper in 3 of 5 comparable categories, with an average price difference of 45.1%.

How do Amazon RDS and Google Cloud SQL compare for general purpose workloads?

Both providers offer competitive pricing for general purpose workloads.

Updated May 21, 2026AWSGCP

Overall Winner

AWS

AWS Wins

GCP Wins

Ties

AWS wins 3 of 5 price comparisons, averaging 45.1% lower prices in categories where it leads.

Prices range from $0.0720/hr to $38.17/hr across comparable tiers.

Choose AWS

Best for Database Instance workloads

Comparing Amazon RDS and Google Cloud SQL across 5 equivalent tiers. On-demand hourly rates are shown in USD for the default region.

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Category	AWS Amazon RDS	GCP Google Cloud SQL	Diff	Cheapest
Database Instance - db.t3.small	$0.0720/hr db.t3.small ($52.56/mo)	$0.0826/hr 0152-2835-C929 ($60.30/mo)	+12.8%	AWS
Database Instance - db.m6idn.large	$0.2950/hr db.m6idn.large ($215.35/mo)	$0.1900/hr 094A-C58C-9FD6 ($138.70/mo)	+35.6%	GCP
Database Instance - db.r3.2xlarge	$0.9450/hr db.r3.2xlarge ($689.85/mo)	$1.1200/hr 0A21-9C51-377F ($817.60/mo)	+15.6%	AWS
Database Instance - db.m5.4xlarge	$11.4752/hr db.m5.4xlarge ($8,376.90/mo)	$35.1300/hr 033D-C284-BFDF ($25,644.90/mo)	+67.3%	AWS
Database Instance - db.r6id.32xlarge	$38.1710/hr db.r6id.32xlarge ($27,864.83/mo)	$2.2400/hr 02A7-A44D-B75B ($1,635.20/mo)	+94.1%	GCP