| Signal | Nano Banana 2 (Gemini 3.1 Flash Image Preview) | Delta | Stable Diffusion 3.5 |
|---|---|---|---|
Capabilities | 71 | +57 | |
Pricing | 3 | -97 | |
Context window size | 86 | +86 | |
Recency | 100 | +60 | |
Output Capacity | 94 | +74 | |
| Overall Result | 4 wins | of 5 | 1 wins |
30
days ranked higher
0
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0
days ranked higher
Stability AI
Stable Diffusion 3.5 saves you $200.00/month
That's $2400.00/year compared to Nano Banana 2 (Gemini 3.1 Flash Image Preview) at your current usage level of 100K calls/month.
| Metric | Nano Banana 2 (Gemini 3.1 Flash Image Preview) | Stable Diffusion 3.5 | Winner |
|---|---|---|---|
| Overall Score | 84 | 17 | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
| Rank | #3 | #6 | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
| Quality Rank | #3 | #6 | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
| Adoption Rank | #3 | #6 | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
| Parameters | -- | -- | -- |
| Context Window | 66K | -- | -- |
| Pricing | $0.50/$3.00/M | Free | -- |
| Signal Scores | |||
| Capabilities | 71 | 14 | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
| Pricing | 3 | 100 | Stable Diffusion 3.5 |
| Context window size | 86 | 0 | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
| Recency | 100 | 40 | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
| Output Capacity | 94 | 20 | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
Our composite score (0–100) combines six weighted signals: benchmark performance (25%), pricing efficiency (25%), context window size (15%), model recency (15%), output capacity (10%), and capability versatility (10%). Here's what the scores mean for these two models:
Scores 84/100 (rank #3), placing it in the top 99% of all 290 models tracked.
Scores 17/100 (rank #6), placing it in the top 98% of all 290 models tracked.
Nano Banana 2 (Gemini 3.1 Flash Image Preview) has a 66-point advantage, which typically translates to noticeably stronger performance on complex reasoning, code generation, and multi-step tasks.
Both models are priced similarly, so the decision comes down to quality and features rather than cost.
Both models have comparable response speeds. For most applications, the latency difference is negligible.
When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.
Code generation & review
Higher benchmark score (0/100) indicates stronger performance on coding tasks like generating functions, debugging, and refactoring
Customer support chatbot
Faster response time (speed score 0/100) is critical for user-facing chat. Stable Diffusion 3.5 also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (66K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($0.00/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (84/100) correlates with better nuance, coherence, and style in long-form content
Image understanding & OCR
Supports vision input — can analyze screenshots, diagrams, photos, and scanned documents directly
Nano Banana 2 (Gemini 3.1 Flash Image Preview) clearly outperforms Stable Diffusion 3.5 with a significant 66.1-point lead. For most general use cases, Nano Banana 2 (Gemini 3.1 Flash Image Preview) is the stronger choice. However, Stable Diffusion 3.5 may still excel in niche scenarios.
Best for Quality
Nano Banana 2 (Gemini 3.1 Flash Image Preview)
Marginally better benchmark scores; both are excellent
Best for Cost
Stable Diffusion 3.5
100% lower pricing; better value at scale
Best for Reliability
Nano Banana 2 (Gemini 3.1 Flash Image Preview)
Higher uptime and faster response speeds
Best for Prototyping
Nano Banana 2 (Gemini 3.1 Flash Image Preview)
Stronger community support and better developer experience
Best for Production
Nano Banana 2 (Gemini 3.1 Flash Image Preview)
Wider enterprise adoption and proven at scale
by Google
| Capability | Nano Banana 2 (Gemini 3.1 Flash Image Preview) | Stable Diffusion 3.5 |
|---|---|---|
| Vision (Image Input)differs | ||
| Function Calling | ||
| Streamingdiffers | ||
| JSON Modediffers | ||
| Reasoningdiffers | ||
| Web Search | ||
| Image Output |
Stability AI
Stable Diffusion 3.5 saves you $4.50/month
That's 100% cheaper than Nano Banana 2 (Gemini 3.1 Flash Image Preview) at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | Nano Banana 2 (Gemini 3.1 Flash Image Preview) | Stable Diffusion 3.5 |
|---|---|---|
| Context Window | 66K | -- |
| Max Output Tokens | 65,536 | -- |
| Open Source | No | Yes |
| Created | Feb 26, 2026 | Oct 22, 2024 |
Nano Banana 2 (Gemini 3.1 Flash Image Preview) scores 84/100 (rank #3) compared to Stable Diffusion 3.5's 17/100 (rank #6), giving it a 66-point advantage. Nano Banana 2 (Gemini 3.1 Flash Image Preview) is the stronger overall choice, though Stable Diffusion 3.5 may excel in specific areas like cost efficiency.
Nano Banana 2 (Gemini 3.1 Flash Image Preview) is ranked #3 and Stable Diffusion 3.5 is ranked #6 out of 290+ AI models. Rankings use a composite score combining benchmark performance (25%), pricing (25%), context window (15%), recency (15%), output capacity (10%), and versatility (10%). Scores update hourly.
Stable Diffusion 3.5 is cheaper at $0.00/M output tokens vs Nano Banana 2 (Gemini 3.1 Flash Image Preview)'s $3.00/M output tokens — 3000.0x more expensive. Input token pricing: Nano Banana 2 (Gemini 3.1 Flash Image Preview) at $0.50/M vs Stable Diffusion 3.5 at $0.00/M.
Context window information is available on the individual model pages.