Gemini 3.5 Flash (High) vs Grok 4.6 (Xhigh)
Which is better for the money: Gemini 3.5 Flash (High) by Google or Grok 4.6 (Xhigh) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick Grok 4.6 (Xhigh)
Grok 4.6 (Xhigh) vs Gemini 3.5 Flash (High): 35.6% more intelligence, 46.9% less cost to run the AA benchmark, and 125.4% slower end-to-end.
| Metric | Gemini 3.5 Flash (High) | Grok 4.6 (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 32.6 | 44.2 | +35.6% Grok 4.6 (Xhigh) is 35.6% more intelligent |
| Total AA cost (lower is better) | $4,222.12 | $2,241.91 | −46.9% Grok 4.6 (Xhigh) is 46.9% cheaper |
| End-to-end time (lower is better) | 16.63s | 37.48s | +125.4% Grok 4.6 (Xhigh) is 125.4% slower |
| Price per 1M tokens (in / out) | $1.50 / $9.00 | $2.00 / $6.00 | |
| Input modalities | Text, Image, Speech, Video | Text, Image |
Today's Pareto frontier
Against the frontier
- Gemini 3.5 Flash (High) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- Grok 4.6 (Xhigh) is off the frontier: at the same or lower cost, Claude Opus 5.5 (High, Default Fallback) scores 53.60 for $2172.
Gemini 3.5 Flash (High)Grok 4.6 (Xhigh)Today's Pareto frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-3-5-flash/grok-4-6-xhigh · Markdown: /api/v1/compare/gemini-3-5-flash/grok-4-6-xhigh?format=md · llms.txt · agent skill