| Signal | GPT-5 Image | Delta | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
|---|---|---|---|
Capabilities | 100 | +29 | |
Pricing | 10 | +7 | |
Context window size | 100 | +14 | |
Recency | 100 | -- | |
Output Capacity | 100 | +6 | |
| Overall Result | 4 wins | of 5 | 0 wins |
30
days ranked higher
0
days
0
days ranked higher
OpenAI
Nano Banana 2 (Gemini 3.1 Flash Image Preview) saves you $1300.00/month
That's $15600.00/year compared to GPT-5 Image at your current usage level of 100K calls/month.
| Metric | GPT-5 Image | Nano Banana 2 (Gemini 3.1 Flash Image Preview) | Winner |
|---|---|---|---|
| Overall Score | 100 | 84 | GPT-5 Image |
| Rank | #2 | #3 | GPT-5 Image |
| Quality Rank | #2 | #3 | GPT-5 Image |
| Adoption Rank | #2 | #3 | GPT-5 Image |
| Parameters | -- | -- | -- |
| Context Window | 400K | 66K | GPT-5 Image |
| Pricing | $10.00/$10.00/M | $0.50/$3.00/M | -- |
| Signal Scores | |||
| Capabilities | 100 | 71 | GPT-5 Image |
| Pricing | 10 | 3 | GPT-5 Image |
| Context window size | 100 | 86 | GPT-5 Image |
| Recency | 100 | 100 | GPT-5 Image |
| Output Capacity | 100 | 94 | GPT-5 Image |
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 100/100 (rank #2), placing it in the top 100% of all 290 models tracked.
Scores 84/100 (rank #3), placing it in the top 99% of all 290 models tracked.
GPT-5 Image has a 17-point advantage, which typically translates to noticeably stronger performance on complex reasoning, code generation, and multi-step tasks.
Nano Banana 2 (Gemini 3.1 Flash Image Preview) offers 83% better value per quality point. At 1M tokens/day, you'd spend $52.50/month with Nano Banana 2 (Gemini 3.1 Flash Image Preview) vs $300.00/month with GPT-5 Image — a $247.50 monthly difference.
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. Nano Banana 2 (Gemini 3.1 Flash Image Preview) also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (400K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($3.00/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (100/100) 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
GPT-5 Image clearly outperforms Nano Banana 2 (Gemini 3.1 Flash Image Preview) with a significant 16.5-point lead. For most general use cases, GPT-5 Image is the stronger choice. However, Nano Banana 2 (Gemini 3.1 Flash Image Preview) may still excel in niche scenarios.
Best for Quality
GPT-5 Image
Marginally better benchmark scores; both are excellent
Best for Cost
Nano Banana 2 (Gemini 3.1 Flash Image Preview)
83% lower pricing; better value at scale
Best for Reliability
GPT-5 Image
Higher uptime and faster response speeds
Best for Prototyping
GPT-5 Image
Stronger community support and better developer experience
Best for Production
GPT-5 Image
Wider enterprise adoption and proven at scale
by OpenAI
by Google
| Capability | GPT-5 Image | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
|---|---|---|
| Vision (Image Input) | ||
| Function Callingdiffers | ||
| Streaming | ||
| JSON Mode | ||
| Reasoning | ||
| Web Searchdiffers | ||
| Image Output |
OpenAI
Nano Banana 2 (Gemini 3.1 Flash Image Preview) saves you $25.50/month
That's 85% cheaper than GPT-5 Image 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 | GPT-5 Image | Nano Banana 2 (Gemini 3.1 Flash Image Preview) |
|---|---|---|
| Context Window | 400K | 66K |
| Max Output Tokens | 128,000 | 65,536 |
| Open Source | No | No |
| Created | Oct 14, 2025 | Feb 26, 2026 |
GPT-5 Image scores 100/100 (rank #2) compared to Nano Banana 2 (Gemini 3.1 Flash Image Preview)'s 84/100 (rank #3), giving it a 17-point advantage. GPT-5 Image is the stronger overall choice, though Nano Banana 2 (Gemini 3.1 Flash Image Preview) may excel in specific areas like cost efficiency.
GPT-5 Image is ranked #2 and Nano Banana 2 (Gemini 3.1 Flash Image Preview) is ranked #3 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.
Nano Banana 2 (Gemini 3.1 Flash Image Preview) is cheaper at $3.00/M output tokens vs GPT-5 Image's $10.00/M output tokens — 3.3x more expensive. Input token pricing: GPT-5 Image at $10.00/M vs Nano Banana 2 (Gemini 3.1 Flash Image Preview) at $0.50/M.
GPT-5 Image has a larger context window of 400,000 tokens compared to Nano Banana 2 (Gemini 3.1 Flash Image Preview)'s 65,536 tokens. A larger context window means the model can process longer documents and conversations.