Claude 3 Sonnet vs Gemini 1.5 Pro Comparison

Comparing Claude 3 Sonnet and Gemini 1.5 Pro across benchmarks, pricing, and capabilities.

Performance Benchmarks

Comparative analysis across standard metrics

10 benchmarks

Claude 3 Sonnet outperforms in 2 benchmarks (DROP, GSM8k), while Gemini 1.5 Pro is better at 8 benchmarks (BIG-Bench Hard, GPQA, HellaSwag, HumanEval, MATH, MGSM, MMLU, MMLU-Pro).

Gemini 1.5 Pro significantly outperforms across most benchmarks.

Wed Mar 18 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Gemini 1.5 Pro costs less

For input processing, Claude 3 Sonnet ($3.00/1M tokens) is 1.2x more expensive than Gemini 1.5 Pro ($2.50/1M tokens).

For output processing, Claude 3 Sonnet ($15.00/1M tokens) is 1.5x more expensive than Gemini 1.5 Pro ($10.00/1M tokens).

In conclusion, Claude 3 Sonnet is more expensive than Gemini 1.5 Pro.*

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

Lowest available price from all providers
Wed Mar 18 2026 • llm-stats.com
Anthropic
Claude 3 Sonnet
Input tokens$3.00
Output tokens$15.00
Best providerAnthropic
Google
Gemini 1.5 Pro
Input tokens$2.50
Output tokens$10.00
Best providerGoogle
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Context Window

Maximum input and output token capacity

Gemini 1.5 Pro accepts 2,097,152 input tokens compared to Claude 3 Sonnet's 200,000 tokens. Claude 3 Sonnet can generate longer responses up to 200,000 tokens, while Gemini 1.5 Pro is limited to 8,192 tokens.

Anthropic
Claude 3 Sonnet
Input200,000 tokens
Output200,000 tokens
Google
Gemini 1.5 Pro
Input2,097,152 tokens
Output8,192 tokens
Wed Mar 18 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude 3 Sonnet and Gemini 1.5 Pro support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude 3 Sonnet

Text
Images
Audio
Video

Gemini 1.5 Pro

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.

Claude 3 Sonnet

Proprietary

Closed source

Gemini 1.5 Pro

Proprietary

Closed source

Release Timeline

When each model was launched

Claude 3 Sonnet was released on 2024-02-29, while Gemini 1.5 Pro was released on 2024-05-01.

Gemini 1.5 Pro is 2 months newer than Claude 3 Sonnet.

Claude 3 Sonnet

Feb 29, 2024

2.0 years ago

Gemini 1.5 Pro

May 1, 2024

1.9 years ago

2mo newer

Knowledge Cutoff

When training data ends

Gemini 1.5 Pro has a documented knowledge cutoff of 2023-11-01, while Claude 3 Sonnet's cutoff date is not specified.

We can confirm Gemini 1.5 Pro's training data extends to 2023-11-01, but cannot make a direct comparison without Claude 3 Sonnet's cutoff date.

Claude 3 Sonnet

Gemini 1.5 Pro

Nov 2023

Provider Availability

Claude 3 Sonnet is available from Anthropic, Bedrock, Google. Gemini 1.5 Pro is available from Google. The availability of providers can affect quality of the model and reliability.

Claude 3 Sonnet

anthropic logo
Anthropic
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M
bedrock logo
AWS Bedrock
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M
google logo
Google
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M

Gemini 1.5 Pro

google logo
Google
Input Price:Input: $2.50/1MOutput Price:Output: $10.00/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Higher DROP score (78.9% vs 74.9%)
Higher GSM8k score (92.3% vs 90.8%)
Larger context window (2,097,152 tokens)
Less expensive input tokens
Less expensive output tokens
Higher BIG-Bench Hard score (89.2% vs 82.9%)
Higher GPQA score (59.1% vs 40.4%)
Higher HellaSwag score (93.3% vs 89.0%)
Higher HumanEval score (84.1% vs 73.0%)
Higher MATH score (86.5% vs 43.1%)
Higher MGSM score (87.5% vs 83.5%)
Higher MMLU score (85.9% vs 79.0%)
Higher MMLU-Pro score (75.8% vs 56.8%)

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude 3 Sonnet
Google
Gemini 1.5 Pro