Gemini 3.5 Flash vs Gemini 3.1 Pro Preview vs Qwen3.7 Max
Too close to call on our weighted score (Gemini 3.5 Flash 69, Gemini 3.1 Pro Preview 68, Qwen3.7 Max 58). The right pick depends on what you value most.
GoogleGemini 3.5 Flash
69/100- ECI154.5
- Price$1.50 / $9.00
- Context1.05M
- Google
Gemini 3.1 Pro Preview
68/100- ECI154.8
- Price$2.00 / $12.00
- Context1.05M
Alibaba (Qwen)Qwen3.7 Max
58/100- ECI153.7
- Price$2.50 / $7.50
- Context1M
Too close to call
It is close. Our weighted score puts them within 1 points (Gemini 3.5 Flash 69/100, Gemini 3.1 Pro Preview 68/100, Qwen3.7 Max 58/100), so choose by what matters most for your work: Gemini 3.1 Pro Preview for raw capability and Gemini 3.5 Flash on price. The score weighs capability 50%, price 25%, inputs & features 15%, context window 10%.
- CapabilityGemini 3.1 Pro PreviewCapabilities Index (ECI): Gemini 3.1 Pro Preview 154.8 · Gemini 3.5 Flash 154.5 · Qwen3.7 Max 153.7
- Lowest priceGemini 3.5 FlashGemini 3.5 Flash $3.38 · Qwen3.7 Max $3.75 · Gemini 3.1 Pro Preview $4.50 per 1M tokens (3:1 blend)
- Longest contextGemini 3.5 Flash and Gemini 3.1 Pro PreviewGemini 3.5 Flash 1,048,576 · Gemini 3.1 Pro Preview 1,048,576 · Qwen3.7 Max 1,000,000 tokens
- Widest inputsGemini 3.5 Flash and Gemini 3.1 Pro PreviewGemini 3.5 Flash: Text, Images, PDFs, Audio, Video · Gemini 3.1 Pro Preview: Text, Images, PDFs, Audio, Video · Qwen3.7 Max: Text
- Self-hostingNo open weightsAll three are available only through APIs
| Measure | Weight | Gemini 3.5 Flash | Gemini 3.1 Pro Preview | Qwen3.7 Max |
|---|---|---|---|---|
| CapabilityCapabilities Index (ECI) | 50% | 84 | 84 | 83 |
| Price | 25% | 25 | 19 | 23 |
| Inputs & features | 15% | 100 | 100 | 35 |
| Context window | 10% | 61 | 61 | 60 |
| Overall | 100% | 69/100 | 68/100 | 58/100 |
Every spec in one table
Highlighted cells lead their row. Dashes mean the data is not published.
| Specification | Gemini 3.5 FlashGoogle | Gemini 3.1 Pro PreviewGoogle | Qwen3.7 MaxAlibaba (Qwen) |
|---|---|---|---|
| Capability | |||
| Capabilities Index (ECI) | 154.5 | 154.8 (best) | 153.7 |
| ECI rank | #33 of 148 | #31 of 148 (best) | #37 of 148 |
| GPQA DiamondGraduate-level science questions | 92.8% | 94.4% (best) | 90.9% |
| FrontierMath Tiers 1–3Research-level mathematics | 62.8% | 59.7% | 64.6% (best) |
| OTIS Mock AIME 2024–2025Competition mathematics | 95.6% | 95.6% (best) | 95.6% |
| SWE-bench VerifiedFixing real GitHub issues | 79.3% (best) | 75.6% | 77.3% |
| SimpleQA VerifiedShort factual questions | 66.2% | 73.5% (best) | 55.8% |
| Price per million tokens | |||
| Input | $1.50 (best) | $2.00 | $2.50 |
| Output | $9.00 | $12.00 | $7.50 (best) |
| Cached input | $0.15 (best) | $0.20 | $0.50 |
| Blended (3:1) | $3.38 (best) | $4.50 | $3.75 |
| Long-context rate | Same rate | Over 200K: $4.00 / $18.00 | Same rate |
| Price source | Official Google API | Official Google API | Official Alibaba API |
| Limits | |||
| Context window | 1,048,576 tokens (best) | 1,048,576 tokens (best) | 1,000,000 tokens |
| Max output | 65,536 tokens | 65,536 tokens | 65,536 tokens |
| Inputs and features | |||
| Text | Yes | Yes | Yes |
| Images | Yes | Yes | No |
| PDFs | Yes | Yes | No |
| Audio | Yes | Yes | No |
| Video | Yes | Yes | No |
| Reasoning | Yesminimal · low · medium · high | Yeslow · medium · high | Yes |
| Tool calling | Yes | Yes | Yes |
| Structured output | Yes | Yes | No |
| Availability | |||
| Weights | Proprietary | Proprietary | Proprietary |
| API model ID | gemini-3.5-flash | gemini-3.1-pro-preview | qwen3.7-max |
| API providers | 32 (best) | 26 | 26 |
| Released | May 19, 2026 | Feb 19, 2026 | May 21, 2026 |
| Knowledge cutoff | Jan 2025 | Jan 2025 | — |
What would a month cost?
Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.
- Gemini 3.5 Flash$33.00
- Gemini 3.1 Pro Preview$44.00
- Qwen3.7 Max$40.00
Which should you choose?
Which is better: Gemini 3.5 Flash, Gemini 3.1 Pro Preview or Qwen3.7 Max?
It is close. Our weighted score puts them within 1 points (Gemini 3.5 Flash 69/100, Gemini 3.1 Pro Preview 68/100, Qwen3.7 Max 58/100), so choose by what matters most for your work: Gemini 3.1 Pro Preview for raw capability and Gemini 3.5 Flash on price. The score weighs capability 50%, price 25%, inputs & features 15%, context window 10%.
Which is cheaper, Gemini 3.5 Flash, Gemini 3.1 Pro Preview or Qwen3.7 Max?
Gemini 3.5 Flash is cheaper at $1.50 input / $9.00 output per million tokens (official Google API price). Qwen3.7 Max costs $2.50 input / $7.50 output per million tokens (official Alibaba API price); Gemini 3.1 Pro Preview costs $2.00 input / $12.00 output per million tokens (official Google API price). At a typical mix of three input tokens to one output token, that is $3.38 per million tokens for Gemini 3.5 Flash versus $3.75 for Qwen3.7 Max (1.1× as much) and $4.50 for Gemini 3.1 Pro Preview (1.3× as much).
Which scores higher on benchmarks?
Gemini 3.1 Pro Preview scores higher on the Capabilities Index (ECI): Gemini 3.1 Pro Preview 154.8 (#31 of 148), Gemini 3.5 Flash 154.5 (#33 of 148) and Qwen3.7 Max 153.7 (#37 of 148). The confidence ranges of the top two overlap (152.6–157.3 vs 152.5–156.6), so treat the gap as small. On individual benchmarks: GPQA Diamond — Gemini 3.1 Pro Preview 94.4%, Gemini 3.5 Flash 92.8%, Qwen3.7 Max 90.9%; FrontierMath Tiers 1–3 — Qwen3.7 Max 64.6%, Gemini 3.5 Flash 62.8%, Gemini 3.1 Pro Preview 59.7%; OTIS Mock AIME 2024–2025 — Gemini 3.1 Pro Preview 95.6%, Gemini 3.5 Flash 95.6%, Qwen3.7 Max 95.6%; SWE-bench Verified — Gemini 3.5 Flash 79.3%, Qwen3.7 Max 77.3%, Gemini 3.1 Pro Preview 75.6%; SimpleQA Verified — Gemini 3.1 Pro Preview 73.5%, Gemini 3.5 Flash 66.2%, Qwen3.7 Max 55.8%.
Which is better for coding?
Gemini 3.5 Flash resolves more real GitHub issues on SWE-bench Verified: Gemini 3.5 Flash 79.3%, Qwen3.7 Max 77.3% and Gemini 3.1 Pro Preview 75.6%. All three support tool calling for agent workflows.
Which has the bigger context window?
Gemini 3.5 Flash and Gemini 3.1 Pro Preview have the largest context windows (1,048,576 and 1,048,576 tokens), against 1,000,000 for Qwen3.7 Max. Maximum output per response: Gemini 3.5 Flash up to 65,536, Gemini 3.1 Pro Preview up to 65,536, Qwen3.7 Max up to 65,536 tokens.
Which can read images, PDFs, audio or video?
Gemini 3.5 Flash accepts text, images, PDFs, audio and video; Gemini 3.1 Pro Preview accepts text, images, PDFs, audio and video; Qwen3.7 Max accepts text. Gemini 3.5 Flash handles the widest range of inputs.
Are any of these open source?
No. Gemini 3.5 Flash, Gemini 3.1 Pro Preview and Qwen3.7 Max are proprietary and only available through APIs and apps.
Which is newer?
Qwen3.7 Max is the newest, released May 21, 2026. Gemini 3.5 Flash came out May 19, 2026; Gemini 3.1 Pro Preview came out Feb 19, 2026. Knowledge cutoff: Gemini 3.5 Flash Jan 2025, Gemini 3.1 Pro Preview Jan 2025.
How do you decide the winner?
Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Oct 4, 2026.
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