Model Comparison
Claude 3 Sonnet vs Nova ProWhich is better in 2026?
Nova Pro significantly outperforms across most benchmarks. Nova Pro is 4.3x cheaper per token.
Verdict: Claude 3 Sonnet vs Nova Pro — which is better?
Claude 3 Sonnet (by Anthropic) 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.
Claude 3 Sonnet outperforms in 0 benchmarks, while Nova Pro is better at 7 benchmarks (ARC-C, DROP, GPQA, GSM8k, HumanEval, MATH, MMLU). Nova Pro significantly outperforms across most benchmarks.
On price, Nova Pro is roughly 4.3x 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 Claude 3 Sonnet if…
- you want predictable pricing at $3.00/M input and $15.00/M output
Choose Nova Pro if…
- you want the strongest raw capability — it leads on 7 of 7 shared benchmarks
- cost matters — it's about 4.3x cheaper per token
- you process long inputs — it offers a 300,000 token context window
- you want the most recent training data — it shipped Nov 2024
Performance Benchmarks
Comparative analysis across standard metrics
Claude 3 Sonnet outperforms in 0 benchmarks, while Nova Pro is better at 7 benchmarks (ARC-C, DROP, GPQA, GSM8k, HumanEval, MATH, MMLU).
Nova Pro significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Pricing Analysis
Price comparison per million tokens
For input processing, Claude 3 Sonnet ($3.00/1M tokens) is 3.8x more expensive than Nova Pro ($0.80/1M tokens).
For output processing, Claude 3 Sonnet ($15.00/1M tokens) is 4.7x more expensive than Nova Pro ($3.20/1M tokens).
In conclusion, Claude 3 Sonnet is more expensive than Nova Pro.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Nova Pro accepts 300,000 input tokens compared to Claude 3 Sonnet's 200,000 tokens. Nova Pro can generate longer responses up to 300,000 tokens, while Claude 3 Sonnet is limited to 200,000 tokens.
Input Capabilities
Supported data types and modalities
Both Claude 3 Sonnet and Nova Pro support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Claude 3 Sonnet
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
Claude 3 Sonnet was released on 2024-02-29, while Nova Pro was released on 2024-11-20.
Nova Pro is 9 months newer than Claude 3 Sonnet.
Feb 29, 2024
2.3 years ago
Nov 20, 2024
1.6 years ago
8mo newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
Claude 3 Sonnet is available from Anthropic, Bedrock, Google. Nova Pro is available from Bedrock.
Claude 3 Sonnet
Nova Pro
Outputs Comparison
Key Takeaways
Claude 3 Sonnet
View detailsAnthropic
No standout differentiators in the data we have for this pair.
Nova Pro
View detailsAmazon
Detailed Comparison
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FAQ
Common questions about Claude 3 Sonnet vs Nova Pro.