What are the differences between NAT Gateway and NAT Instance?

Question

Sajanvethakumar Francis · Accepted Answer

| Feature | NAT Gateway (Managed) | NAT Instance (Self-managed) | | ------------ | ----------------------------- | ------------------------------- | | Availability | Highly available in AZ | Single instance, must manage HA | | Performance | Scales automatically | Limited to instance type | | Maintenance | AWS managed | Requires patching, scaling | | Cost | Higher hourly + data transfer | Cheaper for low throughput | | Best use | Production workloads | Low-cost dev/test |

What are the differences between NAT Gateway and NAT Instance?

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