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S3 object storage comparison

Host HS3 vs Aruba Cloud Object Storage

Two Italian S3-compatible services with different pricing models. We compare public costs, traffic, APIs, data location and support to help identify the best fit for your workload.

Updated: 11 September 2026Prices exclude VATOfficial sources

Summary

The main difference is the cost model

HS3 offers linear pricing at €7 per TB/month including traffic and API requests. Aruba offers pay-as-you-go and preset packages, selectable regions and 24/7 support. The choice depends on volume, egress and the cloud ecosystem already in use.

Host HS3 · € 7/TB

  • Traffic: included
  • API requests: included
  • Minimum commitment: 1 TB
  • Data: infrastructure in Italy

Aruba Cloud Object Storage · PAYG + package

  • PAYG storage: about €20.16/TB-month over 720 hours
  • PAYG egress: €0.50 per 10 GB
  • Packages: 4 TB to 256 TB with included traffic
  • API requests: included
  • PAYG billing: hourly in 10 GB blocks
  • Data: selectable Italian or European region

Features

Direct comparison

Both services expose S3 APIs, but they are not necessarily equivalent for every Amazon S3 feature. Verify your software and required API set before migration.

FeaturesHost HS3Aruba Cloud Object Storage
Model1 TB committed + extra usagePay-as-you-go or packages
Public storage price€7/TB-monthPAYG about €20.16/TB-month; packages from €15 to about €10.55/TB
Egress trafficIncluded€0.50 per 10 GB with PAYG
API requestsIncludedIncluded
LocationItalian data centresChoice of 7 Italian and European data centres
Declared redundancyLocal redundancy on separate storage devices; optional geographic replicationMultiple replicas on separate storage devices
Support24/7 technical support24/7 technical support
Volume termsPartner plans with volume discountsPackages from 4 TB and configurable offers

Simulation

PAYG and packages: two separate comparisons

Aruba uses different pricing models. We calculate pay-as-you-go and packages separately, always using €7/TB-month for HS3 with traffic and APIs included.

Comparison with Aruba pay-as-you-go

We apply Aruba’s public rate of €0.00028/hour per 10 GB for 720 hours, plus €0.50 per 10 GB of outgoing traffic.

Average storageEgress/monthHS3Aruba PAYGDifference
1 TB0 TB€ 7,00€ 20,16€ 13,16
1 TB1 TB€ 7,00€ 70,16€ 63,16
10 TB0 TB€ 70,00€ 201,60€ 131,60
10 TB10 TB€ 70,00€ 701,60€ 631,60
50 TB0 TB€ 350,00€ 1.008,00€ 658,00
50 TB50 TB€ 350,00€ 3.508,00€ 3.158,00

Monthly estimate, not a quote. VAT, discounts, promotions and negotiated terms are excluded.

Comparison with Aruba packages

We compare the smallest 4 TB package and the largest 256 TB package with the same nominal HS3 capacity.

Aruba packageIncluded Aruba resourcesHS3 same capacityAruba package€/TB HS3 / ArubaDifference
Object Storage 4.0004 TB · 40 TB egress€ 28,00€ 60,00€ 7,00 / € 15,00+ € 32,00
Object Storage 256.000256 TB · 2.000 TB egress€ 1.792,00€ 2.700,00€ 7,00 / ≈ € 10,55+ € 908,00
How to read this comparison: the 4 TB Aruba package costs €15/TB-month, while the 256 TB package is about €10.55/TB-month. Unused capacity increases the effective cost per TB used.

Guidance

Which service should you choose?

There is no absolute winner: traffic profile, required region and existing cloud services matter.

HS3 is particularly suitable if

  • you want linear per-TB costs without calculating traffic or API calls;
  • data must remain on Italian infrastructure;
  • the workload generates frequent restores or downloads;
  • you want to start self-service from 1 TB and scale with dedicated terms.

Aruba may be suitable if

  • you already use Aruba Cloud services;
  • you need a choice of Italian or European regions;
  • a preset package closely matches expected storage and traffic;
  • 24/7 technical support is a priority requirement.

Method and sources

Updated on 11 September 2026 using official public price lists and product information from Host.it and Aruba Cloud. Host.it HS3 · Aruba Cloud Object Storage.

TB and GB follow the commercial units declared by each provider. Features, prices and terms may change: always check current price lists and contracts before purchase. Aruba trademarks belong to their respective owners; this comparison does not imply affiliation or endorsement.

Cloud Object Storage HS3

Try S3 storage with predictable costs

Start from 1 TB at €7/month. Traffic and API requests are included.