Gemini 3 Pro vs GLM-5.1
Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.
GLM-5.1 by Zhipu AI wins on 4 of 6 benchmarks against Gemini 3 Pro by Google, which leads on 2. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from our benchmark data.
Category-by-Category Breakdown
Coding: In coding, GLM-5.1 scores 1279 on Design Arena ELO compared to Gemini 3 Pro's 1259, while GLM-5.1 scores 1278 on Website Arena ELO compared to Gemini 3 Pro's 1265.
Reasoning: In reasoning, Gemini 3 Pro scores 91.9% on GPQA Diamond compared to GLM-5.1's 82.9%.
Context: In context, Gemini 3 Pro scores 1.0M on Context Length compared to GLM-5.1's 205K.
Pricing Comparison
Gemini 3 Pro costs $2.0/1M input tokens and $12.0/1M output tokens, while GLM-5.1 costs $0.97/1M input and $3.0/1M output. GLM-5.1 is the more affordable option for API usage.
Verdict
GLM-5.1 leads across the board in affordability, making it the stronger overall choice in this comparison.
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Gemini 3 Pro vs GLM-5.1 — FAQ
Which is better, Gemini 3 Pro or GLM-5.1?
GLM-5.1 wins on more benchmarks overall (4 vs 2). However, the best choice depends on your specific needs — each model excels in different areas.
How does Gemini 3 Pro compare to GLM-5.1 for coding?
SWE-bench Verified data is not available for both models. Check the detailed comparison charts above for other coding-related metrics.
Is Gemini 3 Pro cheaper than GLM-5.1?
Yes, GLM-5.1 is cheaper. Gemini 3 Pro costs $2.0/1M input and $12.0/1M output tokens. GLM-5.1 costs $0.97/1M input and $3.0/1M output tokens.
Which is faster, Gemini 3 Pro or GLM-5.1?
Output speed data is not available for both models. Check the speed section of the comparison above for available performance data.
What benchmarks does the Gemini 3 Pro vs GLM-5.1 comparison cover?
This comparison covers 6 benchmarks including GPQA Diamond, Input Cost, Output Cost, Context Length, Design Arena ELO, Website Arena ELO. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.