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Head-to-head · In-Memory Databases

eXtremeDB vs GridGain

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score eXtremeDB #7 in In-Memory Databases 8.5/10 Pricing on request · 60-day trial Free trial✓ 4 of 4 features Visit McObject
GridGain #15 in In-Memory Databases 7.6/10 Pricing on request · 30-day trial Free trial✓ 4 of 4 features Visit GridGain

eXtremeDB leads on 0 checks, GridGain on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreeXtremeDB · 8.5/10
  • Free trialboth

eXtremeDB scores higher on our rubric for in-memory databases: 8.5 against 7.6 out of 10; our editors rank them #7 and #15.

eXtremeDB is the better fit for embedded and edge applications needing durability. GridGain is the better fit for enterprise in-memory SQL and data processing.

  • eXtremeDB fits best

    Embedded and edge applications needing durability

  • GridGain fits best

    Enterprise in-memory SQL and data processing

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature eXtremeDB 8.5/10 Visit ↗ GridGain 7.6/10 Visit ↗
At a glance
Editor score 8.5 7.6
Ranking #7 in In-Memory Databases #15 in In-Memory Databases
Best for Embedded and edge applications needing durability Enterprise in-memory SQL and data processing
Pricing model Paid Paid
Starting price Pricing on request · 60-day trial Pricing on request · 30-day trial
Free plan Not checked yet —
Free trial 60 days 30 days
Free trial length 60 days 30 days
Deployment Cloud, Self-hosted Cloud, Self-hosted
Support Email, Phone, Docs Docs · 24/7
Integrations 8 integrations 10 integrations
Built for Small business, Mid-market, Enterprise Enterprise
Features eXtremeDB 4/4 · GridGain 4/4
Data persistence ✓ ✓
High availability ✓ ✓
SQL support ✓ ✓
Vector search ✓ ✓
Specs
Deployment Both Both
Included memory Not checked yet Not checked yet
Supported data models relational SQL, object-based/native, row-oriented, columnar time-series, in-memory, persistent, hybrid key-value, relational, document, geospatial, unstructured data
Our review
Pros
  • Supports in-memory, persistent, and hybrid storage modes
  • Combines replication, failover, clustering, and distributed queries
  • Offers SQL, native APIs, vector indexes, and time-series layouts
  • Combines in-memory and persistent storage with configurable durability
  • Supports SQL, ACID transactions, scaling, replication, and recovery
  • Connects with Kafka, Spark, Oracle GoldenGate, and data formats
Cons
  • Pricing requires contacting McObject's sales team
  • The 60-day offer is an evaluation trial, not a perpetual free plan
  • Its broad feature set may exceed the needs of simple embedded applications
  • Pricing requires contacting sales rather than selecting a public plan
  • Vector search requires an eligible license
  • May exceed the needs of teams seeking a narrow caching tool
Our verdict

eXtremeDB is an embedded database management system for professional developers building resource-constrained, real-time, IoT, networking, financial, and high-performance computing applications. It supports embedded and client/server…

Read the review →

GridGain is an enterprise in-memory data platform for transactional, streaming, analytical, and AI/ML workloads. It combines distributed in-memory processing with configurable disk persistence, ANSI SQL, key-value APIs, ACID transactions,…

Read the review →
  1. eXtremeDBIn-Memory Databases 8.5Pricing on request · 60-day trial
  2. GridGainIn-Memory Databases 7.6Pricing on request · 30-day trial

Strengths and trade-offs

  • eXtremeDB — where it wins

    • Supports in-memory, persistent, and hybrid storage modes
    • Combines replication, failover, clustering, and distributed queries
    • Offers SQL, native APIs, vector indexes, and time-series layouts

    Where it doesn't

    • Pricing requires contacting McObject's sales team
    • The 60-day offer is an evaluation trial, not a perpetual free plan
    • Its broad feature set may exceed the needs of simple embedded applications

  • GridGain — where it wins

    • Combines in-memory and persistent storage with configurable durability
    • Supports SQL, ACID transactions, scaling, replication, and recovery
    • Connects with Kafka, Spark, Oracle GoldenGate, and data formats

    Where it doesn't

    • Pricing requires contacting sales rather than selecting a public plan
    • Vector search requires an eligible license
    • May exceed the needs of teams seeking a narrow caching tool
  • eXtremeDB8.5/10 · Pricing on request · 60-day trial

    A broad embedded database for durable, real-time, and distributed workloads.

    Visit McObjectFull verdict →
  • GridGain7.6/10 · Pricing on request · 30-day trial

    A broad enterprise platform combining in-memory speed, persistence, SQL, and distributed processing.

    Visit GridGainFull verdict →

More comparisons

All In-Memory databases comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update