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Independent directory. VektorIndex is not affiliated with or sponsored by any third-party vendor. (VektorIndex's own developer tools are also listed, identified by name.) All specifications are sourced from official vendor documentation and are not independently audited.
Note: Sphera (Carbon & EHS Compliance) and Greenhouse (HR & Recruiting AI) are in different software categories. This comparison may be relevant if you are evaluating them for overlapping use cases. For same-category comparisons, browse Carbon & EHS Compliance tools.

Head-to-Head Specification Audit

Sphera vs Greenhouse

Heavy Industry & Manufacturing Enterprise · Global

Carbon & EHS Compliance

Sphera

Heavy Industry & Manufacturing Enterprise · Global

Visit Sphera

HR & Recruiting AI

Greenhouse

Applicant Tracking System · Global

Visit Greenhouse

Specification Matrix

MetricSpheraGreenhouse
Starting PriceCustom pricingCustom pricing
API Rate Limit60 req/min100 req/minBetter
Target CountryGlobalGlobal
CategoryCarbon & EHS ComplianceHR & Recruiting AI
Compliance (vendor-stated)EU ETS, ISO 14064, GHG Protocol, REACH, CSRD, TCFDSOC2, GDPR, CCPA, NYC LL144
Hosting RegionsUS-East, EU-West, AP-SingaporeUS-East, EU-West
Native Integrations5 listed6 listedBetter

Sphera — Key Specs

Vendor-stated
  • EHS + carbon + product sustainability in one enterprise platform
  • EU ETS allowance tracking and surrender automation
  • ISO 14064 verified carbon footprint methodology built-in
  • Chemical and process safety module for REACH and HAZMAT
  • Trusted by BASF, Dow, ExxonMobil, Siemens

Greenhouse — Key Specs

Vendor-stated
  • Best-in-class structured hiring methodology
  • Scorecard system reduces hiring manager subjectivity
  • SOC 2 Type II, GDPR, CCPA compliant
  • Integrates with 300+ HR tools

Frequently Asked Questions

Which is lower-priced, Sphera or Greenhouse?+

Both Sphera and Greenhouse use custom pricing — contact each vendor directly for a quote.

Which compliance frameworks do Sphera and Greenhouse list?+

Sphera additionally lists EU ETS, ISO 14064, GHG Protocol, REACH, CSRD, TCFD. Greenhouse additionally lists SOC2, GDPR, CCPA, NYC LL144. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.

Which has a higher documented API rate limit — Sphera or Greenhouse?+

Greenhouse has a higher documented API rate limit at 100 req/min versus Sphera at 60 req/min.

Which data hosting regions do Sphera and Greenhouse support?+

Sphera lists hosting regions: US-East, EU-West, AP-Singapore. Greenhouse lists hosting regions: US-East, EU-West. For data residency requirements in Global, confirm exact region configuration directly with each vendor.

Data last updated: 29 August 2026Sourced from official vendor documentation. Not independently audited. Report incorrect information

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