Gemini 3.8 Flash (High) vs Grok 4.6 (High)
Which is better for the money: Gemini 3.8 Flash (High) by Google or Grok 4.6 (High) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
Grok 4.6 (High) scores 3.4 points higher (44.3 vs 40.9) but costs 1.2× as much to run the benchmark ($1963 vs $1623; both premium class). Pick Grok 4.6 (High) when the extra intelligence is worth the premium, otherwise Gemini 3.8 Flash (High).
| Metric | Gemini 3.8 Flash (High) | Grok 4.6 (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 40.9 | 44.3 | +8.3% Grok 4.6 (High) is 8.3% more intelligent |
| Total AA cost (lower is better) | $1,622.73 | $1,962.90 | +21.0% Grok 4.6 (High) is 21.0% more expensive |
| End-to-end time (lower is better) | 31.03s | 34.90s | +12.5% Grok 4.6 (High) is 12.5% slower |
| Price per 1M tokens (in / out) | $0.75 / $3.75 | $2.00 / $6.00 | |
| Input modalities | Text, Image, Speech, Video | Text, Image |
Grok 4.6 (High) vs Gemini 3.8 Flash (High): 8.3% more intelligence, 21.0% more cost to run the AA benchmark, and 12.5% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Gemini 3.8 Flash (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- Grok 4.6 (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Gemini 3.8 Flash (High)Grok 4.6 (High)Today's Pareto frontierEvery other model
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-3-8-flash/grok-4-6 · Markdown: /api/v1/compare/gemini-3-8-flash/grok-4-6?format=md · llms.txt · agent skill