Market comparison
Milan, Italy vs Milan (Castelletto), Italy
Both columns are built from the catalog and the price index: Milan — 35 facilities from 18 operators, Milan (Castelletto) — 10 facilities from 9 operators. Where a benchmark or a tariff is not published, the cell says so.
Milan, Italy
35
Tracked facilities · Operators: 18
Wholesale benchmark, $/kW/month: not published
Milan (Castelletto), Italy
10
Tracked facilities · Operators: 9
Wholesale benchmark, $/kW/month: not published
Markets side by side
| Field | Milan | Milan (Castelletto) |
|---|---|---|
| Tracked facilities | 35 | 10 |
| Operators | 18 | 9 |
| Published IT capacity | 604 MW (19 of 35 sites publish) | 32 MW (1 of 10 sites publish) |
| Operational | 31 | 9 |
| Under construction / announced | 4 | 1 |
| Tier III+ certified sites | 6 | 1 |
| Sites with any certification | 12 | 1 |
| Liquid-cooled sites | 1 | 0 |
| AI-ready sites | 0 | 0 |
| Wholesale benchmark, $/kW/month | not published | not published |
| Benchmark change, yoy | not published | not published |
| Industrial power tariff, $/kWh | $0.323 | $0.323 |
| Average Coloprice Score | 26/100 across 35 sites | 11/100 across 10 sites |
| Latency between the two | not published | |
Counts are the Coloprice catalog as of 2026-10-01; benchmarks are the Colocation Price Index (Q3 2026). Operators publish some facts and not others — an empty cell means «not published», not zero.
Where they differ
Only fields both sides publish and where the values are not identical. This is not a judgement: the right choice depends on the workload, the contract and the site.
- Tracked facilities: Milan — 35; Milan (Castelletto) — 10
- Operators: Milan — 18; Milan (Castelletto) — 9
- Published IT capacity: Milan — 604 MW (19 of 35 sites publish); Milan (Castelletto) — 32 MW (1 of 10 sites publish)
- Operational: Milan — 31; Milan (Castelletto) — 9
- Under construction / announced: Milan — 4; Milan (Castelletto) — 1
- Tier III+ certified sites: Milan — 6; Milan (Castelletto) — 1
- Sites with any certification: Milan — 12; Milan (Castelletto) — 1
- Liquid-cooled sites: Milan — 1; Milan (Castelletto) — 0
- Average Coloprice Score: Milan — 26/100 across 35 sites; Milan (Castelletto) — 11/100 across 10 sites
Top facilities by score
Milan, Italy
- Fastweb Milano Caracciolo Data Center Fastweb · 1.25 MW
- WIIT Milan Data Center WIIT
- Irideos AVALON3 Irideos (Retelit) · 3.2 MW
Milan (Castelletto), Italy
- Vantage Milan II Campus Vantage Data Centers · 32 MW
- Avalon 5 (Retelit, ex-BT Italia) Retelit
- Servereasy DC1 Servereasy
Open Milan data centers →Open Milan (Castelletto) data centers →Colocation pricing in Milan →Colocation pricing in Milan (Castelletto) →
Other comparisons
Milan vs RomeMilan vs TurinRome vs Milan (Castelletto)Milan (Castelletto) vs Turin