Model Comparison
Gemini 3.1 Pro vs Nova ProWhich is better in 2026?
Gemini 3.1 Pro significantly outperforms across most benchmarks. Nova Pro is 4.0x cheaper per token.
Verdict: Gemini 3.1 Pro vs Nova Pro — which is better?
Gemini 3.1 Pro (by Google) and Nova Pro (by Amazon) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.
Gemini 3.1 Pro outperforms in 1 benchmarks (GPQA), while Nova Pro is better at 0 benchmarks. Gemini 3.1 Pro significantly outperforms across most benchmarks.
On price, Nova Pro is roughly 4.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Gemini 3.1 Pro also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.
Choose Gemini 3.1 Pro if…
- you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
- you process long inputs — it offers a 1,048,576 token context window
- you want the most recent training data — it shipped Feb 2026
Choose Nova Pro if…
- cost matters — it's about 4.0x cheaper per token
Performance Benchmarks
Comparative analysis across standard metrics
Gemini 3.1 Pro outperforms in 1 benchmarks (GPQA), while Nova Pro is better at 0 benchmarks.
Gemini 3.1 Pro significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, Gemini 3.1 Pro ($2.50/1M tokens) is 3.1x more expensive than Nova Pro ($0.80/1M tokens).
For output processing, Gemini 3.1 Pro ($15.00/1M tokens) is 4.7x more expensive than Nova Pro ($3.20/1M tokens).
In conclusion, Gemini 3.1 Pro is more expensive than Nova Pro.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Gemini 3.1 Pro accepts 1,048,576 input tokens compared to Nova Pro's 300,000 tokens. Nova Pro can generate longer responses up to 300,000 tokens, while Gemini 3.1 Pro is limited to 65,536 tokens.
Input Capabilities
Supported data types and modalities
Both Gemini 3.1 Pro and Nova Pro support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Gemini 3.1 Pro
Nova Pro
License
Usage and distribution terms
Both models are licensed under proprietary licenses.
Both models have usage restrictions defined by their respective organizations.
Proprietary
Closed source
Proprietary
Closed source
Release Timeline
When each model was launched
Gemini 3.1 Pro was released on 2026-02-19, while Nova Pro was released on 2024-11-20.
Gemini 3.1 Pro is 15 months newer than Nova Pro.
Feb 19, 2026
3 months ago
1.2yr newerNov 20, 2024
1.5 years ago
Knowledge Cutoff
When training data ends
Gemini 3.1 Pro has a documented knowledge cutoff of 2025-01-31, while Nova Pro's cutoff date is not specified.
We can confirm Gemini 3.1 Pro's training data extends to 2025-01-31, but cannot make a direct comparison without Nova Pro's cutoff date.
Jan 2025
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Provider Availability
Gemini 3.1 Pro is available from Google. Nova Pro is available from Bedrock.
Gemini 3.1 Pro
Nova Pro
Outputs Comparison
Key Takeaways
Nova Pro
View detailsAmazon
Detailed Comparison
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FAQ
Common questions about Gemini 3.1 Pro vs Nova Pro.