Pairwise benchmark snapshot · Aug 17, 2026noindex (thin pair)
In this head-to-head showdown, Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) is more budget-friendly at $3/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
Auto-discovered from OpenRouter (google/gemini-3.1-flash-image-preview). Preview until a second source matches.
Google Jul 21 workhorse. Now shares the 3.7 Flash introductory $0.75/$3.75 rate through Dec 31 2026.
Single model data
No latency data
$3 / 1M output
Relative percentile scores computed across all active models in the benchmark catalog.
Each spoke is a skill. Farther from the center is better (0–100th percentile). Tap any dot to inspect details.
Category wins across reasoning intelligence, generation speed, and token cost.
Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy
Generation throughput and time to first token responsiveness
Cost per million tokens and max context window length
| Benchmark | Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) | Gemini 3.6 Flash | Advantage Delta |
|---|---|---|---|
| Preference Elo | — | — | |
| Coding Elo | — | — | |
| LiveBench | — | — | |
| SWE-bench | — | — | |
| GPQA Diamond | — | — | |
| Time to first token | — | — | |
| Output speed | — | 198 tok/s | — |
| Input price | $0.5/1M | $0.75/1M | Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) (+$0.25/1M) |
| Output price | $3.75/1M | Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) (+$0.75/1M) | |
| Context window | Gemini 3.6 Flash (+983k) |
Simulate monthly production API costs in USD (US Dollar).
Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) is estimated to save $20.00/month ($240/year).
Need SWE-bench on both sides.
Lower output list price ($3/1M).
Need TTFT on both sides.
Larger window (1M).
Gemini 3.6 Flash is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | insufficient data | Need SWE-bench on both sides. |
| High-volume chat | Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) | Lower output list price ($3/1M). |
| Voice / low-latency UI | insufficient data | Need TTFT on both sides. |
| Long-document RAG | Gemini 3.6 Flash | Larger window (1M). |
| Screenshots / vision | Gemini 3.6 Flash | Gemini 3.6 Flash is the side marked multimodal in the catalog. |
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The real PNG is generated at /compare/gemini-3-1-flash-image-preview-vs-gemini-3-6-flash/opengraph-image for crawlers.
Verified head-to-head card
