Model Comparison

Nova Pro vs Phi 4Which is better in 2026?

Nova Pro shows notably better performance in the majority of benchmarks. Phi 4 is 16.0x cheaper per token.

Verdict: Nova Pro vs Phi 4 — which is better?

Nova Pro (by Amazon) and Phi 4 (by Microsoft) 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.

Nova Pro outperforms in 4 benchmarks (DROP, HumanEval, IFEval, MMLU), while Phi 4 is better at 2 benchmarks (GPQA, MATH). Nova Pro shows notably better performance in the majority of benchmarks.

On price, Phi 4 is roughly 16.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Nova Pro also accepts a larger context window (300,000 input tokens), making it the stronger choice for long documents and large codebases.

Choose Nova Pro if…

  • you want the strongest raw capability — it leads on 4 of 6 shared benchmarks
  • you process long inputs — it offers a 300,000 token context window

Choose Phi 4 if…

  • cost matters — it's about 16.0x cheaper per token
  • you want the most recent training data — it shipped Dec 2024
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

6 benchmarks

Nova Pro outperforms in 4 benchmarks (DROP, HumanEval, IFEval, MMLU), while Phi 4 is better at 2 benchmarks (GPQA, MATH).

Nova Pro shows notably better performance in the majority of benchmarks.

Sat Jun 27 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Phi 4 costs less

For input processing, Nova Pro ($0.80/1M tokens) is 11.4x more expensive than Phi 4 ($0.07/1M tokens).

For output processing, Nova Pro ($3.20/1M tokens) is 22.9x more expensive than Phi 4 ($0.14/1M tokens).

In conclusion, Nova Pro is more expensive than Phi 4.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Sat Jun 27 2026 • llm-stats.com
Amazon
Nova Pro
Input tokens$0.80
Output tokens$3.20
Best providerAWS Bedrock
Microsoft
Phi 4
Input tokens$0.07
Output tokens$0.14
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Nova Pro accepts 300,000 input tokens compared to Phi 4's 16,000 tokens. Nova Pro can generate longer responses up to 300,000 tokens, while Phi 4 is limited to 16,000 tokens.

Amazon
Nova Pro
Input300,000 tokens
Output300,000 tokens
Microsoft
Phi 4
Input16,000 tokens
Output16,000 tokens
Sat Jun 27 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Nova Pro supports multimodal inputs, whereas Phi 4 does not.

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

Nova Pro

Text
Images
Audio
Video

Phi 4

Text
Images
Audio
Video

License

Usage and distribution terms

Nova Pro is licensed under a proprietary license, while Phi 4 uses MIT.

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

Nova Pro

Proprietary

Closed source

Phi 4

MIT

Open weights

Release Timeline

When each model was launched

Nova Pro was released on 2024-11-20, while Phi 4 was released on 2024-12-12.

Phi 4 is 1 month newer than Nova Pro.

Nova Pro

Nov 20, 2024

1.6 years ago

Phi 4

Dec 12, 2024

1.5 years ago

3w newer

Knowledge Cutoff

When training data ends

Phi 4 has a documented knowledge cutoff of 2024-06-01, while Nova Pro's cutoff date is not specified.

We can confirm Phi 4's training data extends to 2024-06-01, but cannot make a direct comparison without Nova Pro's cutoff date.

Nova Pro

—

Phi 4

Jun 2024

Provider Availability

Nova Pro is available from Bedrock. Phi 4 is available from DeepInfra.

Nova Pro

bedrock logo
AWS Bedrock
Input Price:Input: $0.80/1MOutput Price:Output: $3.20/1M

Phi 4

deepinfra logo
Deepinfra
Input Price:Input: $0.07/1MOutput Price:Output: $0.14/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Amazon
Larger context window (300,000 tokens)
Supports multimodal inputs
Higher DROP score (85.4% vs 75.5%)
Higher HumanEval score (89.0% vs 82.6%)
Higher IFEval score (92.1% vs 63.0%)
Higher MMLU score (85.9% vs 84.8%)
Microsoft
Less expensive input tokens
Less expensive output tokens
Has open weights
Higher GPQA score (56.1% vs 46.9%)
Higher MATH score (80.4% vs 76.6%)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Nova Pro and Phi 4 side-by-side, then vote on the output you prefer.

Nova Pro
✓ Preferred
Phi 4
Open in Playground
AI Model Comparison Table
Feature
Amazon
Nova Pro
Microsoft
Phi 4

FAQ

Common questions about Nova Pro vs Phi 4.

Which is better, Nova Pro or Phi 4?

Nova Pro shows notably better performance in the majority of benchmarks. Nova Pro is made by Amazon and Phi 4 is made by Microsoft. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Nova Pro compare to Phi 4 in benchmarks?

Nova Pro scores ARC-C: 94.8%, GSM8k: 94.8%, DocVQA: 93.5%, IFEval: 92.1%, ChartQA: 89.2%. Phi 4 scores MMLU: 84.8%, HumanEval+: 82.8%, HumanEval: 82.6%, MGSM: 80.6%, MATH: 80.4%.

Is Nova Pro cheaper than Phi 4?

Phi 4 is 11.4x cheaper for input tokens. Nova Pro costs $0.80/M input and $3.20/M output via bedrock. Phi 4 costs $0.07/M input and $0.14/M output via deepinfra.

What are the context window sizes for Nova Pro and Phi 4?

Nova Pro supports 300K tokens and Phi 4 supports 16K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Nova Pro and Phi 4?

Key differences include context window (300K vs 16K), input pricing ($0.80 vs $0.07/M), multimodal support (yes vs no), licensing (Proprietary vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes Nova Pro and Phi 4?

Nova Pro is developed by Amazon and Phi 4 is developed by Microsoft.

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