data in: $0.10/GB
$0.15/GB for Americas and EMEA
$0.30/GB for Asia-Pacific
PUT, POST, LIST—$0.01 per 1,000 requests
GET, HEAD—$0.01 per 10,000 requests
$0.150 per GB
$0.100 per GB
Free until November 1st, 2010**
First 1 GB / month: free
next 10Tb / month: $0.190 per GB
PUT, COPY, POST, or LIST: $0.01 per 1,000 Requests
GET and All Other Requests: $0.01 per 10,000 Requests
So based on that, seems like Google did a copy/paste of the S3 price list, but made the actual storage more expensive. Its not clear from Google if the storage has a durability SLA.
Looks like S3 is the better bet based upon pricing.