IONOS vs Aruba Cloud: Kubernetes Cost Comparison (2026)
Aruba Cloud is 61% cheaper than IONOS for a 3-node Kubernetes cluster (€38 vs €96/mo)
At the cluster level, Aruba Cloud runs 61% cheaper, roughly €59/mo less than its competitor. Aruba Cloud delivers ~2× the storage IOPS, which matters for write-heavy workloads like etcd or database operators. IONOS offers a managed control plane; Aruba Cloud requires self-managing the control plane, adding operational overhead but giving full configuration control. Choose Aruba Cloud for cost-efficient Kubernetes on a budget; choose IONOS for IOPS-intensive stateful applications.
 IONOS |  Aruba Cloud | |
|---|---|---|
| HQ / Country | Germany | Italy |
| Managed Kubernetes | Yes | No (DIY) |
| Control Plane Cost | Free | Self-managed |
| Cheapest Node | €32.12/mo 2 vCPU, 4 GB RAM | €6.29/mo 2 vCPU, 4 GB RAM |
| 3-Node Cluster* | ~€96.36/mo | ~€37.74/mo |
| 6-Node HA Cluster* | ~€192.72/mo | ~€56.61/mo |
| Egress | €0.050/GB | 2 TB free |
| S3 Storage | €0.015/GB | €0.030/GB |
| Certifications | ISO27001 | ISO27001, ISO9001 |
| CLOUD Act Exposure | No | No |
* Estimated using cheapest available node. DIY providers include 3 additional control plane nodes. Use the calculator for exact pricing with your specs.
Data freshness: IONOS as of May 2026, Aruba Cloud as of May 2026.
Calculate Your Exact Cost
Configure your exact cluster specs and see real-time pricing across 33+ European providers.
Open Calculator