gemini-nano-banana-2.1 vs z-image-turbo: pricing and capabilities compared
In each model's cheapest group on this site, gemini-nano-banana-2.1 costs ¥0.2 per request (Standard group) and z-image-turbo costs ¥0.14 (China Models group).
z-image-turbo is 30% cheaper on price per request.
gemini-nano-banana-2.1 is offered in 4 groups and z-image-turbo in 2 groups. Groups offering both: Standard; a key in any of them can call either model.
Prices updated Nov 13, 2026, 5:53 PM
At a glance
| Item | gemini-nano-banana-2.1 | z-image-turbo |
|---|---|---|
| Vendor | Qwen | |
| Billing | Per request | Per request |
| Cheapest group | Standard | China Models |
| Per request ¥ | ¥0.2 | ¥0.1430% lower |
| Groups | 4 groups | 2 groups |
| Input types | text and images | — |
| Output types | images | — |
| Capability tags | Image editing | — |
| Endpoints | Chat Completions, Gemini generateContent and Image generation | Chat Completions |
| Available since | Oct 07, 2026 | Dec 01, 2025 |
Prices are each model's cheapest group, in CNY; the side marked "lower" is cheaper. Data comes from our price list and model catalog; anything not listed shows as —.
Prices in every group
The same model costs different amounts in different groups; a key's group decides its line and its price.
| Group | Per request ¥ |
|---|---|
| StandardCheapestBoth | ¥0.2 |
| Official · Enterprise | ¥1.1 |
| Gemini Plus | ¥0.4 |
| Gemini High Tier | ¥0.6 |
| Group | Per request ¥ |
|---|---|
| StandardBoth | ¥0.2 |
| China ModelsCheapest | ¥0.14 |
How to choose
These points use each model's cheapest-group prices and catalog data. Before going live, run real requests with a key in your target group and check quality, speed and billing.
- Per-request billing: z-image-turbo is 30% cheaper per request (¥0.14 vs ¥0.2).
- Both support Chat Completions, so requests look the same and switching means changing the model parameter (the key's groups must offer both models).
- To call through Gemini generateContent and Image generation: of the two, only gemini-nano-banana-2.1 supports it on this site.
- If production needs a known request source, use official or cloud groups. gemini-nano-banana-2.1: Official · Enterprise, Gemini Plus and Gemini High Tier; z-image-turbo: none on this site.
How to call them
Both models work with a Tutujin API key: set your SDK's base_url to https://www.tutujin.com/v1 and use the model name; everything else is written as with the official SDK.
- gemini-nano-banana-2.1: prices in every group, availability and API docs
- z-image-turbo: prices in every group, availability and API docs
- Every Google model and its price
- Every Qwen model and its price
- Chat Completions API reference
- Gemini generateContent API reference
- Image generation API reference
- Quickstart: create a key and send your first request
- How to choose a group
- Models page: every model with prices in every group
- How billing works: pay as you go, groups and balance
More comparisons
FAQ
Which is cheaper, gemini-nano-banana-2.1 or z-image-turbo?
In each model's cheapest group on this site, gemini-nano-banana-2.1 costs ¥0.2 per request (Standard group) and z-image-turbo costs ¥0.14 (China Models group). z-image-turbo is 30% cheaper on price per request. What you actually pay depends on the split between input and output tokens and on the group you use. Prices updated Nov 13, 2026, 5:53 PM.
How do I call gemini-nano-banana-2.1 and z-image-turbo?
Create an API key in the console, set your SDK's base_url to https://www.tutujin.com/v1 and use gemini-nano-banana-2.1 or z-image-turbo as the model. gemini-nano-banana-2.1 supports: Chat Completions, Gemini generateContent and Image generation. z-image-turbo supports: Chat Completions.
Which groups offer gemini-nano-banana-2.1 and z-image-turbo?
gemini-nano-banana-2.1: Standard, Official · Enterprise, Gemini Plus and Gemini High Tier. z-image-turbo: Standard and China Models. Groups offering both: Standard; a key in any of them can call either model.
Where do the prices on this page come from?
From our live price list — the same data as the model pages and the models page — shown for each model's cheapest group. Prices updated Nov 13, 2026, 5:53 PM.