Nano Banana 2.1 vs Nano Banana 2 Lite.
At 1K the two cost the same on Google's price list, which makes this the comparison where price is not the deciding factor. What separates them is what each is built for: Lite is Google's speed-and-cost model, 2.1 is its new general workhorse.
Which one to pick.
At 1K, Nano Banana 2.1 and Nano Banana 2 Lite are priced identically, $0.0336 per image. For that money 2.1 ranks higher on both Arena boards, adds 2K and 4K output, adds search grounding, and carries a real multi-reference and multi-turn story, which Google says Lite is not optimized for.
Choose Lite only when response time is the product, as in an interactive tool where a sub-2-second target matters more than quality.
- Choose Nano Banana 2.1 for
- Most uses: video scenes, thumbnails, anything with reference images or repeated edits, anything that may need 2K or 4K later.
- Choose Nano Banana 2 Lite for
- Real-time, high-volume features where Google's sub-2-second latency target for Lite is the requirement.
The two side by side.
Google's published figures as of 2026-10-07. Prices are Google's list prices per image, not Autotube's.
| Nano Banana 2.1 | Nano Banana 2 Lite | |
|---|---|---|
| Google's name | Gemini Nano Banana 2.1 (gemini-nano-banana-2.1) | Gemini 3.1 Flash Lite Image (gemini-3.1-flash-lite-image) |
| Released | October 6, 2026 | June 30, 2026 |
| Google's status | Current. No shutdown date announced. | Still offered, with no shutdown date announced. |
| Output sizes | 1K, 2K and 4K (no 0.5K) | 1K only (2K and 4K are unsupported) |
| Aspect ratios | 14, including the wide and tall 1:4, 4:1, 1:8 and 8:1 | The 10 standard ratios from 1:1 to 21:9 (Google's page says 14 in total but names only these) |
| Reference images | Up to 14 (up to 10 objects and 4 characters) | Up to 14, all objects, but Google says it is not optimized for multiple reference inputs |
| Price per 1K image | $0.0336 | $0.0336 |
| Price per 2K image | $0.0504 | Not offered |
| Price per 4K image | $0.113 | Not offered |
| Batch API price per 1K image | $0.0168 | $0.0336 |
| Arena text-to-image (2026-10-06) | #5, score 1,328 (preliminary) | #15, score 1,250 |
| Arena image edit (2026-10-06) | #6, score 1,428 (preliminary) | #24, score 1,314 |
| Latency target | Flash-level speed, no figure published on its model page | Sub-2-second end-to-end (Google's target) |
| Google Search grounding | Supported, web and image search | Not supported |
| Multi-turn editing and multiple references | A stated strength (multi-turn consistency) | Google: not optimized for either |
Arena (arena.ai) scores are rank and rating on its own boards, last updated 2026-10-06; they are never mixed here with another leaderboard’s scale. Arena marks a new model’s scores preliminary until enough votes are in. Nano Banana is a trademark of Google, and Autotube is not affiliated with Google.
The same at 1K, different everywhere else.
Google lists both at $0.0336 per 1K image on its standard rate. The difference is what the money buys: Lite stops at 1K, while 2.1 offers $0.0504 for 2K and $0.113 for 4K.
Batch is where they separate. Google prices Lite's standard and batch rates the same, $0.0336 per 1K image, while 2.1's batch rate is $0.0168, 50% less. If your work can wait for a batch job, 2.1 is the cheaper of the two.
A clear gap on both boards.
Arena's text-to-image board has Nano Banana 2.1 at #5 (1,328, preliminary) and Nano Banana 2 Lite at #15 (1,250), 78 points apart. The image-edit board is wider: #6 on 1,428 against #24 on 1,314, a 114-point gap, read on October 6, 2026.
Lite's edit score rests on 65,669 votes, 2.1's on 12,985, and Arena marks 2.1's figure preliminary. A gap this size is unlikely to disappear on more votes, but the exact number will move.
Lite trades capability for speed on purpose.
Google builds Lite for one thing: sub-2-second end-to-end latency at the lowest cost, for high-volume interactive use. It outputs 1K only (2K and 4K are unsupported), is not supported with Google Search grounding, and Google's own guide says it is not optimized for multiple reference inputs or multi-turn sequential editing.
That last point matters most if you build scenes from reference images. Both models list a 14-image limit, but Google qualifies Lite's. Nano Banana 2.1 is the one Google describes with multi-turn consistency, up to 4 characters and 10 objects in a single request, and 4K output.
Aspect ratios differ at the edges. Nano Banana 2.1 documents 14, including 1:4, 4:1, 1:8 and 8:1. Google's Lite page says 14 as well, but lists only the 10 standard ratios from 1:1 to 21:9.
Both are current.
Lite launched on June 30, 2026 and 2.1 on October 6, 2026. Google's deprecations table lists neither with a shutdown date. Lite is also the model Google names as the migration path for the original Nano Banana, which is deprecated, so it is not going anywhere soon.
Nano Banana 2.1 is what Autotube runs.
Autotube runs every Nano Banana scene on Nano Banana 2.1 now, at 1K by default with a 2K tier for scenes that need a full 1080p frame. Nano Banana 2 Lite is retired in Autotube. Scenes and presets that used it now run on Nano Banana 2.1 at the same 1K tier, at the same Google price per image, and with the reference-image and editing support Lite lacks.
11 credits per image
How Autotube uses Nano Banana 2.1·What a credit is, and what a video costs
Nano Banana 2.1 vs Nano Banana 2 Lite: common questions
Where the figures come from.
Read on 2026-10-07. Provider pages change; check them before you commit money.
Weighing something else?
Make the next one in Autotube.
Bring a title. The app shows the exact credit cost before it runs a thing.