Gemini 3.1 Pro Preview vs Solar Pro 4
Which is better for the money: Gemini 3.1 Pro Preview by Google or Solar Pro 4 by Upstage? 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
Gemini 3.1 Pro Preview scores 3.1 points higher (29.7 vs 26.6) but costs 2.6× as much to run the benchmark ($1935 vs $737; both premium class). Pick Gemini 3.1 Pro Preview when the extra intelligence is worth the premium, otherwise Solar Pro 4.
| Metric | Gemini 3.1 Pro Preview | Solar Pro 4 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.7 | 26.6 | −10.4% Solar Pro 4 is 10.4% less intelligent |
| Total AA cost (lower is better) | $1,935.39 | $736.82 | −61.9% Solar Pro 4 is 61.9% cheaper |
| End-to-end time (lower is better) | 24.32s | Not reported | — not comparable |
| Price per 1M tokens (in / out) | $2.00 / $12.0 | $0.30 / $1.20 | |
| Input modalities | Text, Image, Speech, Video | Text |
Solar Pro 4 vs Gemini 3.1 Pro Preview: 10.4% less intelligence, 61.9% less cost to run the AA benchmark, and end-to-end time not fully reported.
Today's Pareto frontier
Against the frontier
- Gemini 3.1 Pro Preview is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- Solar Pro 4 is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
Gemini 3.1 Pro PreviewSolar Pro 4Today's Pareto frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-3-1-pro-preview/solar-pro4 · Markdown: /api/v1/compare/gemini-3-1-pro-preview/solar-pro4?format=md · llms.txt · agent skill