Model Comparison

Grok-1.5 vs Nova Lite

Nova Lite significantly outperforms across most benchmarks.

Want to compare interactively?Try the playground

Performance Benchmarks

Comparative analysis across standard metrics

7 benchmarks

Grok-1.5 outperforms in 1 benchmarks (MMLU), while Nova Lite is better at 6 benchmarks (DocVQA, GPQA, GSM8k, HumanEval, MATH, MMMU).

Nova Lite significantly outperforms across most benchmarks.

Sun May 24 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only Nova Lite specifies input context (300,000 tokens). Only Nova Lite specifies output context (2,048 tokens).

xAI
Grok-1.5
Input- tokens
Output- tokens
Amazon
Nova Lite
Input300,000 tokens
Output2,048 tokens
Sun May 24 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Nova Lite supports multimodal inputs, whereas Grok-1.5 does not.

Nova Lite can handle both text and other forms of data like images, making it suitable for multimodal applications.

Grok-1.5

Text
Images
Audio
Video

Nova Lite

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Grok-1.5

Proprietary

Closed source

Nova Lite

Proprietary

Closed source

Release Timeline

When each model was launched

Grok-1.5 was released on 2024-03-28, while Nova Lite was released on 2024-11-20.

Nova Lite is 8 months newer than Grok-1.5.

Grok-1.5

Mar 28, 2024

2.2 years ago

Nova Lite

Nov 20, 2024

1.5 years ago

7mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

xAI
Higher MMLU score (81.3% vs 80.5%)
Amazon
Larger context window (300,000 tokens)
Supports multimodal inputs
Higher DocVQA score (92.4% vs 85.6%)
Higher GPQA score (42.0% vs 35.9%)
Higher GSM8k score (94.5% vs 90.0%)
Higher HumanEval score (85.4% vs 74.1%)
Higher MATH score (73.3% vs 50.6%)
Higher MMMU score (56.2% vs 53.6%)

Detailed Comparison

AI Model Comparison Table
Feature
xAI
Grok-1.5
Amazon
Nova Lite

FAQ

Common questions about Grok-1.5 vs Nova Lite.

Which is better, Grok-1.5 or Nova Lite?

Nova Lite significantly outperforms across most benchmarks. Grok-1.5 is made by xAI and Nova Lite is made by Amazon. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Grok-1.5 compare to Nova Lite in benchmarks?

Grok-1.5 scores GSM8k: 90.0%, DocVQA: 85.6%, MMLU: 81.3%, HumanEval: 74.1%, MMMU: 53.6%. Nova Lite scores GSM8k: 94.5%, ARC-C: 92.4%, DocVQA: 92.4%, IFEval: 89.7%, Translation en→Set1 COMET22: 88.8%.

What are the context window sizes for Grok-1.5 and Nova Lite?

Grok-1.5 supports an unknown number of tokens and Nova Lite supports 300K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Grok-1.5 and Nova Lite?

Key differences include multimodal support (no vs yes). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok-1.5 and Nova Lite?

Grok-1.5 is developed by xAI and Nova Lite is developed by Amazon.