Gemma 2 27B vs Jamba 1.5 Large

Comparing Gemma 2 27B by Google and Jamba 1.5 Large by AI21 Labs across benchmarks, pricing, and capabilities.

Jamba 1.5 Large significantly outperforms across most benchmarks.

Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

Gemma 2 27B outperforms in 0 benchmarks, while Jamba 1.5 Large is better at 3 benchmarks (ARC-C, GSM8k, MMLU).

Jamba 1.5 Large significantly outperforms across most benchmarks.

Tue Mar 24 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Tue Mar 24 2026 • llm-stats.com
Google
Gemma 2 27B
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
AI21 Labs
Jamba 1.5 Large
Input tokens$2.00
Output tokens$8.00
Best providerAWS Bedrock
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Model Size

Parameter count comparison

370.8B diff

Jamba 1.5 Large has 370.8B more parameters than Gemma 2 27B, making it 1363.2% larger.

Google
Gemma 2 27B
27.2Bparameters
AI21 Labs
Jamba 1.5 Large
398.0Bparameters
27.2B
Gemma 2 27B
398.0B
Jamba 1.5 Large

Context Window

Maximum input and output token capacity

Only Jamba 1.5 Large specifies input context (256,000 tokens). Only Jamba 1.5 Large specifies output context (256,000 tokens).

Google
Gemma 2 27B
Input- tokens
Output- tokens
AI21 Labs
Jamba 1.5 Large
Input256,000 tokens
Output256,000 tokens
Tue Mar 24 2026 • llm-stats.com

License

Usage and distribution terms

Gemma 2 27B is licensed under Gemma, while Jamba 1.5 Large uses Jamba Open Model License.

License differences may affect how you can use these models in commercial or open-source projects.

Gemma 2 27B

Gemma

Open weights

Jamba 1.5 Large

Jamba Open Model License

Open weights

Release Timeline

When each model was launched

Gemma 2 27B was released on 2024-06-27, while Jamba 1.5 Large was released on 2024-08-22.

Jamba 1.5 Large is 2 months newer than Gemma 2 27B.

Gemma 2 27B

Jun 27, 2024

1.7 years ago

Jamba 1.5 Large

Aug 22, 2024

1.6 years ago

1mo newer

Knowledge Cutoff

When training data ends

Jamba 1.5 Large has a documented knowledge cutoff of 2024-03-05, while Gemma 2 27B's cutoff date is not specified.

We can confirm Jamba 1.5 Large's training data extends to 2024-03-05, but cannot make a direct comparison without Gemma 2 27B's cutoff date.

Gemma 2 27B

Jamba 1.5 Large

Mar 2024

Outputs Comparison

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Key Takeaways

Larger context window (256,000 tokens)
Higher ARC-C score (93.0% vs 71.4%)
Higher GSM8k score (87.0% vs 74.0%)
Higher MMLU score (81.2% vs 75.2%)

Detailed Comparison

AI Model Comparison Table
Feature
Google
Gemma 2 27B
AI21 Labs
Jamba 1.5 Large