Data center and colocation decisions balance owned facilities, retail colo, wholesale capacity, and cloud adjacency. Power density is the new constraint — AI and GPU clusters demand 30–80kW per rack against a legacy standard of 5–10kW — and contract terms written five years ago rarely accommodate that jump. Location choice drives latency to cloud on-ramps, power pricing, and disaster-risk profiles, so the evaluation is as much a real-estate exercise as an IT one.
| Vendor | Deployment | Pricing model | Typical price range |
|---|---|---|---|
| Equinix | Colocation (cage, cabinet, suite); Equinix Metal bare-metal cloud | Monthly recurring charge per cabinet/cage + power; cross-connect fees per connection | $1,500–$5,000+/cabinet/month; cross-connects $200–$500/month; Fabric from $0.02/Mb |
| Digital Realty | Retail colocation (cabinet/cage), wholesale colocation (data hall/powered shell), hyperscale build-to-suit | Monthly recurring charge based on power ($/kW) and space ($/sq ft) | $100–$200/kW/month retail; $60–$120/kW/month wholesale; hyperscale negotiated |
| CyrusOne | Retail colocation (cabinet/cage/suite), wholesale (power block/data hall), hyperscale | Monthly recurring charge per kW of power + space | $90–$180/kW/month retail; $50–$100/kW/month wholesale; negotiated for hyperscale |
| QTS Data Centers | Retail colocation, wholesale colocation, hyperscale; government and cleared facility options | Monthly recurring per kW and space; government pricing via GSA Schedule | $95–$185/kW/month retail; GSA Schedule pricing for federal contracts |
| Flexential | Retail colocation (cabinet/cage/suite); managed services and hybrid cloud overlay | Monthly recurring per cabinet/kW; managed services priced separately | $800–$2,500/cabinet/month; $90–$160/kW managed power |
| DataBank | Retail colocation (cabinet/cage), wholesale, managed services; 65+ US locations | Monthly recurring per cabinet and power draw; managed services a la carte | $700–$2,200/cabinet/month depending on market and configuration |
| Iron Mountain Data Centers | Retail colocation (cabinet/cage/suite); managed services and cloud connectivity | Monthly recurring per cabinet/kW; managed services priced separately | $900–$2,500/cabinet/month; volume discounts for multi-site contracts |
| Cogent Communications | Retail colocation (cabinet, cage, suite); bundled colocation + DIA packages | Monthly recurring per cabinet; bundled pricing when combined with Cogent IP transit | $500–$1,500/cabinet/month; among the most competitive rates for high-bandwidth deployments |
Equinix is not just a colocation provider — it's the interconnection fabric of the internet. With 260+ International Business Exchange (IBX) data centers in 70 cities across 33 countries, Equinix is where cloud providers, carriers, financial exchanges, content delivery networks, and enterprises meet to exchange traffic directly. The real value of Equinix isn't the cage space — it's the Equinix Fabric and Internet Exchange that let you connect directly to AWS, Azure, Google Cloud, and 10,000+ other network service providers at sub-millisecond latency with zero public internet transit.
Digital Realty is the world's largest data center real estate investment trust — and that financial structure matters because it means they're building data centers as a core business, not an ancillary service. With 300+ data centers in 50+ metropolitan areas across 6 continents, Digital Realty's PlatformDIGITAL is the connected data center platform where hyperscalers, service providers, and enterprises land when they need large-footprint colocation at a globally consistent standard. For enterprises requiring 1MW+ of dedicated colocation capacity, Digital Realty's ability to build custom data hall space at scale is unmatched.
CyrusOne built its data center business by focusing on one thing: mission-critical uptime for Fortune 1000 enterprise customers. With 50+ data centers across the US, Europe, and Singapore, and a track record of 100% uptime SLA delivery, CyrusOne is the colocation provider that enterprise IT leaders choose when failure is genuinely not an option. Their 'Massively Modular' data center design enables rapid capacity additions in 90 days — unlike the 18-24 month build cycles of traditional facility construction.
QTS is the colocation provider that US federal government agencies and highly regulated enterprises choose when security clearance, compliance certification, and physical security requirements eliminate most data center options. QTS has more FedRAMP-authorized data centers and ITAR-compliant facilities than any other commercial colocation provider — and their CDM (Continuous Diagnostics and Mitigation) capabilities meet DHS requirements that competitors simply don't support. If your workload involves government data, classified information processing, or PCI-DSS Tier 1 compliance, QTS is in a class by itself.
Flexential is the colocation provider built specifically for the enterprise mid-market — companies that are too large for a single server closet but not large enough to negotiate hyperscale contracts with Equinix or Digital Realty. With 40+ data centers across 19 markets in the US and Canada, Flexential delivers carrier-neutral colocation with managed services, cloud connectivity, and a 100% uptime SLA at pricing that makes sense for 50–500 cabinet deployments. Their FlexAnywhere hybrid cloud service lets customers burst workloads from on-premises colocation to cloud without rewriting applications.
DataBank is the data center provider that recognized a gap in the market: enterprises and cloud providers need colocation not just in major metros like Dallas and Northern Virginia, but in 65+ smaller markets where regional enterprises operate, where edge computing is increasingly important, and where major providers don't compete. By acquiring zColo (Zayo's data center portfolio) in 2020, DataBank instantly became one of the largest edge data center operators in the US — with facilities in markets that Equinix, Digital Realty, and CyrusOne simply don't serve.
Iron Mountain built a $5 billion business on one proposition: secure physical storage for the world's most sensitive records. Now they've applied that same trusted-storage brand and physical security expertise to data center colocation — targeting regulated enterprises, financial institutions, government agencies, and healthcare organizations that need colocation from a vendor whose core competency is protecting sensitive information. For CISOs who need to defend colocation vendor selection to a board of directors, Iron Mountain's 70-year track record in secure physical infrastructure is a compelling answer.
Cogent is one of the few colocation providers that is also a Tier 1 backbone carrier — meaning they own the fiber, the IP transit, and the data center facilities under one roof. That integration eliminates the handoff between a colo provider and a separate transit provider, and it simplifies billing into a single recurring contract. For enterprises and cloud-native companies that prioritize high-bandwidth, low-latency connectivity at a predictable cost, Cogent offers carrier-class data center space with native IP transit at rates that consistently undercut the market.
Colo wins on cost for steady, hardware-heavy workloads and gives you control over hardware selection and data locality. Cloud wins on elasticity and managed services. Hybrid — colo racks with direct cloud interconnects — is now the default enterprise architecture.
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