Gemini 4 Carbon (High) vs GPT-6 Luna (Non-reasoning)
Which is better for the money: Gemini 4 Carbon (High) by Google or GPT-6 Luna (Non-reasoning) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-29.
Trade-off
Verdict
Depends on your budget
Gemini 4 Carbon (High) scores 50.0 points higher (59.4 vs 9.4) but costs 155× as much to run the benchmark ($8240 vs $53.1; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Gemini 4 Carbon (High) when you need intelligence above 9.4, and GPT-6 Luna (Non-reasoning) when 9.4 is enough.
| Metric | Gemini 4 Carbon (High) | GPT-6 Luna (Non-reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 59.4 | 9.4 | −84.2% GPT-6 Luna (Non-reaso… is 84.2% less intelligent |
| Total AA cost (lower is better) | $8,239.69 | $53.14 | −99.4% GPT-6 Luna (Non-reaso… is 99.4% cheaper |
| End-to-end time (lower is better) | 102.49s | 5.25s | −94.9% GPT-6 Luna (Non-reaso… is 94.9% faster |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $0.10 / $0.50 | |
| Input modalities | Text, Image, Speech, Video | Text, Image |
GPT-6 Luna (Non-reasoning) vs Gemini 4 Carbon (High): 84.2% less intelligence, 99.4% less cost to run the AA benchmark, and 94.9% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Gemini 4 Carbon (High) is on today's frontier: nothing is both smarter and cheaper.
- GPT-6 Luna (Non-reasoning) is off the frontier: at the same or lower cost, Claude Haiku 5.5 (Low) scores 18.60 for $39.6.
Gemini 4 Carbon (High)GPT-6 Luna (Non-reasoning)Today's Pareto frontierEvery other model
Matchup
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