Gemma 4 E4B (Reasoning) vs GPT-6 Luna (Xhigh)
Which is better for the money: Gemma 4 E4B (Reasoning) by Google or GPT-6 Luna (Xhigh) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
GPT-6 Luna (Xhigh) scores 25.7 points higher (34.6 vs 8.9) but costs 4.6× as much to run the benchmark ($66.8 vs $14.7; mid-range vs budget cost classes). They are not alternatives at one budget: pick GPT-6 Luna (Xhigh) when you need intelligence above 8.9, and Gemma 4 E4B (Reasoning) when 8.9 is enough.
| Metric | Gemma 4 E4B (Reasoning) | GPT-6 Luna (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 8.9 | 34.6 | +288.8% GPT-6 Luna (Xhigh) is 3.9× more intelligent |
| Total AA cost (lower is better) | $14.68 | $66.81 | +355.1% GPT-6 Luna (Xhigh) is 4.6× more expensive |
| End-to-end time (lower is better) | 57.75s | 21.27s | −63.2% GPT-6 Luna (Xhigh) is 63.2% faster |
| Price per 1M tokens (in / out) | $0.02 / $0.10 | $0.10 / $0.50 | |
| Input modalities | Text, Image, Speech, Video | Text, Image |
GPT-6 Luna (Xhigh) vs Gemma 4 E4B (Reasoning): 288.8% more intelligence, 355.1% more cost to run the AA benchmark, and 63.2% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Gemma 4 E4B (Reasoning) is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
- GPT-6 Luna (Xhigh) is on today's frontier: nothing is both smarter and cheaper.
Gemma 4 E4B (Reasoning)GPT-6 Luna (Xhigh)Today's Pareto frontierOpen-weights frontierEvery other model
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