Image model comparison

Nano Banana Pro vs Nano Banana 2.1

Google's Nano Banana Pro and Google's Nano Banana 2.1, side by side: price per image, image sizes, editing and aspect ratios — and when to choose which. Both run on one Cheaper Gen. API key.

Google

Up to −46%

Nano BananaPro

Nano Banana Pro

Gemini 3 Pro Image — studio-grade generation and editing up to 4K

from

$0.099/image

Google

Up to −59%

Nano Banana2.1

Nano Banana 2.1

Google's newest Nano Banana — top-ranked quality at a quarter of Pro's price

from

$0.022/image

Price

Nano Banana Pro vs Nano Banana 2.1: price per image

Live prices at the tiers both models offer. Official list prices are on each model's pricing page.

Nano Banana Pro and Nano Banana 2.1 prices at shared tiers
Tier	Nano Banana Pro	Nano Banana 2.1	Cheaper
1K	$0.099/image	$0.022/image	Nano Banana 2.1 −78%
2K	$0.099/image	$0.033/image	Nano Banana 2.1 −67%
4K	$0.132/image	$0.0495/image	Nano Banana 2.1 −63%

Nano Banana Pro pricing →Cheap Nano Banana Pro API →Nano Banana 2.1 pricing →Cheap Nano Banana 2.1 API →

Specs

Side-by-side specifications

From each model's API parameters in our catalog.

Nano Banana Pro vs Nano Banana 2.1 specifications
Spec	Nano Banana Pro	Nano Banana 2.1
Developer	Google	Google
Released	Nov 20, 2025	Oct 6, 2026
Tasks	Text to image, Image editing	Text to image, Image editing
Sizes	1K · 2K · 4K	1K · 2K · 4K
Edit inputs	Up to 14 images	Up to 14 images
Quality levels	—	—
Aspect ratios	10 (1:1, 2:3, 3:2, 3:4, 4:3, 4:5…)	14 (1:1, 2:3, 3:2, 3:4, 4:3, 4:5…)
Starting price	$0.099/image (1K)	$0.022/image (1K)
Below official price	up to 46%	up to 59%

Verdict

When to choose which

Each point below comes from the price and spec data above.

Choose Nano Banana Pro for

The same tasks at a similar price — pick by output style; try both in the Studio.

Nano Banana Pro at a glance

Up to 4K — 1K, 2K and 4K output
Legible text — Posters, diagrams, labels
14 inputs — Multi-image composition
Consistency — Characters stay on-model

Choose Nano Banana 2.1 for

Lower price: $0.022/image vs $0.099/image at 1K (78% less).
More aspect ratios: 14 vs 10.
Newer model (released October 6, 2026).

Nano Banana 2.1 at a glance

Up to 4K — 1K, 2K and 4K output
Low price — About 2 cents per 1K image
14 inputs — Multi-image editing
14 ratios — From 8:1 banners to 1:8

Try both with the same prompt

Same API key and balance; only the endpoint changes. Failed generations are refunded.

POST /api/v1/run/google/nano-banana-pro/text-to-image
POST /api/v1/run/google/nano-banana-2.1/text-to-image

Nano Banana Pro in Studio Nano Banana 2.1 in Studio

FAQ

Nano Banana Pro vs Nano Banana 2.1 questions

Nano Banana 2.1 is cheaper at 3 of 3 shared tiers. 1K: Nano Banana Pro $0.099/image, Nano Banana 2.1 $0.022/image; 2K: Nano Banana Pro $0.099/image, Nano Banana 2.1 $0.033/image; 4K: Nano Banana Pro $0.132/image, Nano Banana 2.1 $0.0495/image. Prices are live and billed per image.

Nano Banana Pro: up to 4K, edits with up to 14 input images. Nano Banana 2.1: up to 4K, edits with up to 14 input images.

Yes. Both run through the same Cheaper Gen. API and balance: POST /v1/run/{endpoint} with the model's endpoint id, then poll or receive a webhook. Switching models means changing the endpoint and its input fields — no new account or SDK.

Keep comparing

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All comparisons →All AI image APIs →Cheapest image APIs →

Nano Banana Pro is developed by Google; Nano Banana 2.1 by Google. Cheaper Gen. provides API access to both through official upstream endpoints and does not own either model. Trademarks belong to their respective owners.