s3 standard-IA vs s3 standard

  S3 Standard S3 Standard-Infrequent Access (IA) S3  One Zone - Infrequent Access (IA) S3 Intelligent Tiering S3 Express One Zone Features General-purpose storage of frequently accessed data. For long-lived, rapid but less frequently accessed data; data is stored redundantly in multiple AZs. For long-lived, rapid but less frequently accessed data; data is stored redundantly in only one AZ of your choice. For long-lived data that have unpredictable access patterns. High performance storage for most frequently accessed data. Durability 99.999999999% (11 9's) 99.999999999% (11 9's) 99.999999999% (11 9's) 99.999999999% (11 9's) 99.999999999% (11 9's) Availability 99.99% 99.9% 99.5% 99.9% 99.95% [...]