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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: Zendesk (Customer Support) and Sphera (Carbon & EHS Compliance) are in different software categories. This comparison may be relevant if you are evaluating them for overlapping use cases. For same-category comparisons, browse Customer Support tools.

Head-to-Head Specification Audit

Zendesk vs Sphera

SaaS & E-Commerce Companies · Global

Customer Support

Zendesk

SaaS & E-Commerce Companies · Global

Visit Zendesk

Carbon & EHS Compliance

Sphera

Heavy Industry & Manufacturing Enterprise · Global

Visit Sphera

Specification Matrix

MetricZendeskSphera
Starting Price$19/moCustom pricing
API Rate Limit200 req/minBetter60 req/min
Target CountryGlobalGlobal
CategoryCustomer SupportCarbon & EHS Compliance
Compliance (vendor-stated)CCPA, GDPR, HIPAA, ISO27001, SOC2EU ETS, ISO 14064, GHG Protocol, REACH, CSRD, TCFD
Hosting RegionsUS-East, EU-West, AP-Southeast, AU-EastUS-East, EU-West, AP-Singapore
Native Integrations7 listedBetter5 listed

Zendesk — Key Specs

Vendor-stated
  • Omnichannel ticketing: email, chat, voice, WhatsApp, and social in one queue
  • AI-powered auto-reply resolves up to 30% of tickets without a human agent
  • CSAT scoring and SLA management built into all paid plans
  • Marketplace has 1,200+ certified integrations including Salesforce and Shopify

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

Frequently Asked Questions

Which is lower-priced, Zendesk or Sphera?+

Sphera uses custom pricing. Zendesk starts at $19/mo. Contact Sphera directly for a quote.

Which compliance frameworks do Zendesk and Sphera list?+

Zendesk additionally lists CCPA, GDPR, HIPAA, ISO27001, SOC2. Sphera additionally lists EU ETS, ISO 14064, GHG Protocol, REACH, CSRD, TCFD. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.

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

Zendesk has a higher documented API rate limit at 200 req/min versus Sphera at 60 req/min.

Which data hosting regions do Zendesk and Sphera support?+

Zendesk lists hosting regions: US-East, EU-West, AP-Southeast, AU-East. Sphera lists hosting regions: US-East, EU-West, AP-Singapore. 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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