Gemini 3 Pro vs Grok 4.3
Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.
Gemini 3 Pro by Google and Grok 4.3 by xAI are evenly matched across 5 benchmarks. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from our benchmark data.
Category-by-Category Breakdown
Coding: In coding, Gemini 3 Pro scores 1259 on Design Arena ELO compared to Grok 4.3's 1178, while Gemini 3 Pro scores 1265 on Website Arena ELO compared to Grok 4.3's 1206.
Context: In context, both score 1.0M on Context Length.
Pricing Comparison
Gemini 3 Pro costs $2.0/1M input tokens and $12.0/1M output tokens, while Grok 4.3 costs $1.3/1M input and $2.5/1M output. Grok 4.3 is the more affordable option for API usage.
Verdict
Grok 4.3 leads across the board in affordability, making it the stronger overall choice in this comparison.
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Gemini 3 Pro vs Grok 4.3 — FAQ
Which is better, Gemini 3 Pro or Grok 4.3?
Gemini 3 Pro and Grok 4.3 are evenly matched across benchmarks. The best choice depends on your specific priorities such as coding ability, speed, or pricing.
How does Gemini 3 Pro compare to Grok 4.3 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 Grok 4.3?
Yes, Grok 4.3 is cheaper. Gemini 3 Pro costs $2.0/1M input and $12.0/1M output tokens. Grok 4.3 costs $1.3/1M input and $2.5/1M output tokens.
Which is faster, Gemini 3 Pro or Grok 4.3?
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 Grok 4.3 comparison cover?
This comparison covers 5 benchmarks including Input Cost, Output Cost, Context Length, Design Arena ELO, Website Arena ELO. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.