IONOS vs Kamatera

IONOS is strongest for budget shared/VPS hosting. Kamatera is strongest for custom VM sizing. Here's how they stack up on price, uptime, and support.

Feature	IONOS	Kamatera
Starting price	$0.02/mo	$0.05/mo
Best for	Budget shared/VPS hosting Windows workloads EU-based data residency Granular building-block cloud pricing	Custom VM sizing Global data center selection Windows Server hosting Dev/test environments
Stated uptime SLA	99.99%	99.95%
Storage	NVME	NVME
Regions	6	20
Managed Kubernetes	Yes	Yes
Support channels	24/7 Phone, Ticket, Docs, Live Chat	Ticket, Phone, Docs, Pro/Premium Managed Services (paid)
Compliance	GDPR, ISO 27001	GDPR
Hidden costs to watch for	Intro pricing on VPS+ and Web Hosting plans (e.g. $2/mo, $1/mo) is a 3-month or 1-year promotional rate on a 1-year contract; renewal pricing after the promo/contract period is 2-6x higher Additional static IPv4 addresses billed at $6.00 per 30 days each Outbound data transfer beyond the free 2TB pooled allowance is tiered: $0.036/GB (2-10TB), dropping to $0.018/GB beyond 150TB Windows Server and RedHat Enterprise Linux require separate per-vCPU/core license surcharges on top of Compute Engine/Cube pricing IONOS CLOUD Compute Engine building-block pricing (Cores + RAM + Storage priced independently) can be harder to estimate than fixed-tier competitors without using their price calculator	Bandwidth overage billed at $0.01/GB past the pooled monthly allowance (5 TB US/Canada/Europe, 1 TB Asia-Pacific) Windows Server / SQL Server / Exchange / RDS licensing adds an undisclosed per-server surcharge only shown at calculator checkout Type T (Burstable) CPU incurs a $0.041/hour/CPU overage charge once average CPU usage exceeds 10% Powered-off (but not terminated) servers may continue to accrue charges Pro Managed Services add $50/server/month; Premium Managed Services add $150/server/month
Last reviewed	2026-07-18	2026-07-18