Battle of the Giants: A Comprehensive Comparison of 15 Leading Search Engine Providers

Welcome to the first article in our series comparing search engine providers across critical functionalities. In this article, we will be comparing 15 leading search engine providers, including Algolia, Amazon CloudSearch, Azure Search, Elasticsearch, Google Cloud Search, IBM Watson Discovery, Lucene, Solr, Sphinx, Google Search Appliance, Microsoft Azure Cognitive Search, Oracle Secure Enterprise Search, Salesforce Einstein Search, Splunk, and Swiftype. We will examine their pricing models, ease of use, extensibility, search types and capabilities, privacy, security, and more, to help you find the provider that best fits your business needs. Let's get started with a detailed analysis of each provider's features and functionalities.

Table of content

  1. IBM Watson Discovery, Lucene, Solr, Sphinx, Google Search Appliance

  2. Microsoft Azure Cognitive Search,Oracle Secure Enterprise Search,Salesforce Einstein Search,Splunk,Swiftype

Feature Algolia Amazon CloudSearch Azure Search Elasticsearch Google Cloud Search
Analytics (user behavior and A/B testing) Yes Limited Yes Yes Limited
Reporting (usage and performance) Yes Yes Yes Yes Yes
Pricing Pay-as-you-go pricing based on usage Pay-as-you-go pricing based on usage Pay-as-you-go pricing based on usage Open-source (free) and paid plans based on usage Pay-as-you-go pricing based on usage
Free Tier Yes Yes Yes Yes Yes
Availability SaaS and on-premise SaaS SaaS SaaS and on-premise SaaS
Scalability Highly scalable with a distributed architecture Highly scalable with a distributed architecture Highly scalable with a distributed architecture Highly scalable with a distributed architecture Highly scalable with a distributed architecture
GDPR Compliancy Yes Yes Yes Yes Yes
Customizability Highly customizable search experience Limited customization Limited customization Highly customizable search experience Limited customization
Data sources Multiple data sources (API, database, content management systems, etc.) Multiple data sources (API, database, content management systems, etc.) Multiple data sources (API, database, content management systems, etc.) Multiple data sources (API, database, content management systems, etc.) Multiple data sources (API, database, content management systems, etc.)
Search Types Full-text, faceted, geo-search, real-time indexing Full-text, faceted, geo-search, real-time indexing Full-text, faceted, geo-search Full-text, faceted, geo-search, real-time indexing Full-text, faceted, geo-search, real-time indexing
Ease of use Easy to set up and use with pre-built components and SDKs Requires some technical expertise to set up and use Easy to use with pre-built components and widgets Requires some technical expertise to set up and use Easy to use with pre-built components and widgets
REST API Availability Yes Yes Yes Yes Yes
Available ISO certifications ISO/IEC 27001:2013 ISO/IEC 27001:2013, ISO/IEC 27017:2015 ISO/IEC 27001:2013, ISO/IEC 27018:2014 ISO/IEC 27001:2013, ISO/IEC 27018:2019 ISO/IEC 27001:2013, ISO/IEC 27017:2015, ISO/IEC 27018:2014
Available Security certifications SOC 2 Type II SOC 1/2/3, PCI DSS, HIPAA SOC 1/2/3, PCI DSS, HIPAA SOC 2 Type II, PCI DSS SOC 1/2/3, PCI DSS, HIPAA
Developer friendliness (1-10) 9 5 8 7 8
Marketeeer friendliness (1-10) 8 7 8 7 8
Support Level Standard support available to all customers Basic support included in AWS subscription Standard support included in Azure subscription Standard support available for enterprise users Standard support included in GCP subscription
SLA 99.99% uptime 99.99% uptime 99.99% uptime Depending on subscription 99.99% uptime
Critical Error Response Time 5 minutes 30 minutes 30 minutes Dependent on subscription 4 hours
SSO Capability Yes N/A Yes N/A N/A
Integration with Azure AD SAML 2.0, OIDC N/A SAML 2.0, OIDC, WS-Fed N/A

IBM Watson Discovery, Lucene, Solr, Sphinx, Google Search Appliance

Feature IBM Watson Discovery Lucene Solr Sphinx Google Search Appliance
Analytics (user behavior and A/B testing) Yes No No No Limited
Reporting (usage and performance) Yes No Yes Yes Yes
Pricing Custom pricing based on business needs Open-source (free) Open-source (free) Open-source (free) N/A
Free Tier Yes Yes Yes Yes N/A
Availability SaaS Open-source Open-source Open-source Discontinued
Scalability Highly scalable with a distributed architecture Highly scalable with a distributed architecture Highly scalable with a distributed architecture Highly scalable with a distributed architecture N/A
GDPR Compliancy Yes Yes Yes Yes N/A
Customizability Limited customization Highly customizable search experience Highly customizable search experience Highly customizable search experience Discontinued
Data sources Multiple data sources (API, database, content management systems, etc.) Multiple data sources (API, database, content management systems, etc.) Multiple data sources (API, database, content management systems, etc.) Multiple data sources (API, database, content management systems, etc.) Discontinued
Search Types Full-text, faceted, entity, sentiment Full-text, faceted, geo-search Full-text, faceted, geo-search Full-text, faceted Full-text, faceted, geo-search, real-time indexing Full-text, faceted, geo-search
Ease of use Requires some technical expertise to set up and use Requires some technical expertise to set up and use Requires some technical expertise to set up and use Requires some technical expertise to set up and use Discontinued
REST API Availability Yes Yes Yes Yes N/A
Available ISO certifications ISO/IEC 27001:2013, ISO/IEC 27018:2019 ISO/IEC 27001:2013 ISO/IEC 27001:2013 ISO/IEC 27001:2013 None
Available Security certifications SOC 1/2/3, PCI DSS, HIPAA None None None None
Developer friendliness (1-10) 5 5 7 7 Discontinued
Marketeeer friendliness (1-10) 7 7 7 7 Discontinued
Support Level Basic support included in IBM Cloud subscription Community support available through Apache Community support available through Apache Community support available through forums Basic support included in GCP subscription
SLA Depending on subscription Dependent on implementation Dependent on implementation Dependent on implementation Dependent on implementation
Critical Error Response Time Dependent on subscription Dependent on implementation Dependent on implementation Dependent on implementation Dependent on implementation
SSO Capability N/A N/A N/A N/A N/A
Integration with Azure AD N/A N/A N/A N/A N/A

Microsoft Azure Cognitive Search,Oracle Secure Enterprise Search,Salesforce Einstein Search,Splunk,Swiftype

Feature Microsoft Azure Cognitive Search Oracle Secure Enterprise Search Salesforce Einstein Search Splunk Swiftype
Analytics (user behavior and A/B testing) Yes Limited Yes Yes Yes
Reporting (usage and performance) Yes Yes Yes Yes Yes
Pricing Pay-as-you-go pricing based on usage N/A Custom pricing based on business needs Custom pricing based on business needs Pay-as-you-go pricing based on usage
Free Tier Yes N/A Yes Yes Yes
Availability SaaS On-premise SaaS SaaS SaaS
Scalability Highly scalable with a distributed architecture N/A Highly scalable with a distributed architecture Highly scalable with a distributed architecture Highly scalable with a distributed architecture
GDPR Compliancy Yes Yes Yes Yes Yes
Customizability Limited customization Limited customization Limited customization Highly customizable search experience Highly customizable search experience
Data sources Multiple data sources (API, database, content management systems, etc.) Multiple data sources (API, database, content management systems, etc.) Limited data sources (structured and unstructured) Multiple data sources (API, database, content management systems, etc.) Multiple data sources (API, database, content management systems, etc.)
Search Types Full-text, faceted, geo-search Full-text, faceted Full-text, faceted, machine data Full-text, faceted, machine data Full-text, faceted, machine data
Ease of use Requires some technical expertise to set up and use Requires some technical expertise to set up and use Requires some technical expertise to set up and use Requires some technical expertise to set up and use Easy to use with pre-built components and widgets
REST API Availability Yes N/A Yes Yes Yes
Available ISO certifications ISO/IEC 27001:2013, ISO/IEC 27018:2019 ISO/IEC 27001:2013, ISO/IEC 27017:2015, ISO/IEC 27018:2019 ISO/IEC 27001:2013, ISO/IEC 27018:2019 ISO/IEC 27001:2013, ISO/IEC 27018:2019 ISO/IEC 27001:2013
Available Security certifications SOC 1/2/3, PCI DSS, HIPAA SOC 1/2/3, PCI DSS, HIPAA SOC 2 Type II, PCI DSS SOC 2 Type II, PCI DSS, HIPAA SOC 2 Type II
Developer friendliness (1-10) 7 6 8 8 8
Marketeeer friendliness (1-10) 8 7 8 8 8
Support Level Standard support included in Azure subscription Basic support included in Oracle subscription Standard support included in Salesforce subscription Standard support available for enterprise users Basic support included in Elastic subscription
SLA 99.9% uptime Dependent on subscription 99.9% uptime Dependent on subscription Dependent on subscription
Critical Error Response Time 30 minutes Dependent on subscription 1 hour Dependent on subscription Dependent on subscription
SSO Capability N/A N/A N/A N/A N/A
Integration with Azure AD N/A N/A N/A N/A N/A