Claude 3.5 Haiku vs Gemini 3 Pro
Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.
Gemini 3 Pro by Google wins on 10 of 14 benchmarks against Claude 3.5 Haiku by Anthropic, which leads on 4. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from our benchmark data.
Category-by-Category Breakdown
General Intelligence: In general intelligence, Gemini 3 Pro scores 1492 on Chatbot Arena ELO compared to Claude 3.5 Haiku's 1180, while Gemini 3 Pro scores 89.8% on MMLU-Pro compared to Claude 3.5 Haiku's 60.0%.
Coding: In coding, Gemini 3 Pro scores 91.0% on HumanEval+ compared to Claude 3.5 Haiku's 74.0%, while Gemini 3 Pro scores 65.0% on SWE-bench Verified compared to Claude 3.5 Haiku's 22.0%, while Gemini 3 Pro scores 72.0% on LiveCodeBench compared to Claude 3.5 Haiku's 28.0%.
Math: In math, Gemini 3 Pro scores 92.0% on MATH compared to Claude 3.5 Haiku's 62.0%, while Gemini 3 Pro scores 97.5% on GSM8K compared to Claude 3.5 Haiku's 84.0%.
Reasoning: In reasoning, Gemini 3 Pro scores 91.9% on GPQA Diamond compared to Claude 3.5 Haiku's 35.0%, while Gemini 3 Pro scores 54.0% on ARC-AGI compared to Claude 3.5 Haiku's 12.0%.
Context: In context, Gemini 3 Pro scores 1.0M on Context Length compared to Claude 3.5 Haiku's 200K.
Pricing Comparison
Claude 3.5 Haiku costs $0.80/1M input tokens and $4.0/1M output tokens, while Gemini 3 Pro costs $2.0/1M input and $12.0/1M output. Claude 3.5 Haiku is the more affordable option for API usage.
Speed Comparison
Claude 3.5 Haiku generates output at 170 tok/s compared to Gemini 3 Pro's 60 tok/s, and the time to first token is 100 ms for Claude 3.5 Haiku versus 450 ms for Gemini 3 Pro. Claude 3.5 Haiku delivers faster throughput.
Verdict
For developers prioritizing affordability and speed, Claude 3.5 Haiku has the edge. For those who value coding and general intelligence and math, Gemini 3 Pro is the stronger choice.
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Claude 3.5 Haiku vs Gemini 3 Pro — FAQ
Which is better, Claude 3.5 Haiku or Gemini 3 Pro?
Gemini 3 Pro wins on more benchmarks overall (10 vs 4). However, the best choice depends on your specific needs — each model excels in different areas.
How does Claude 3.5 Haiku compare to Gemini 3 Pro for coding?
Gemini 3 Pro is better for coding, scoring 65.0% on SWE-bench Verified compared to 22.0%. SWE-bench tests real-world software engineering by resolving actual GitHub issues.
Is Claude 3.5 Haiku cheaper than Gemini 3 Pro?
Yes, Claude 3.5 Haiku is cheaper. Claude 3.5 Haiku costs $0.80/1M input and $4.0/1M output tokens. Gemini 3 Pro costs $2.0/1M input and $12.0/1M output tokens.
Which is faster, Claude 3.5 Haiku or Gemini 3 Pro?
Claude 3.5 Haiku is faster, generating output at 170 tok/s compared to 60 tok/s. Faster output speed means shorter wait times for API responses.
What benchmarks does the Claude 3.5 Haiku vs Gemini 3 Pro comparison cover?
This comparison covers 14 benchmarks including Chatbot Arena ELO, MMLU-Pro, HumanEval+, MATH, GPQA Diamond, SWE-bench Verified, Output Speed, LiveCodeBench, and more. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.