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Nano Banana 2.1vs.Qwen Image 2.1 Pro

Which one is better?

In our own test both are on par. Neither is in the arena. Neither has an API price.

Same prompt, two images

Same task, the first image of each. The task with the biggest difference is preselected.

Nano Banana 2.1: Infographic, first image from the fixed test run
Nano Banana 2.171 out of 100
Qwen Image 2.1 Pro: Infographic, first image from the fixed test run
Qwen Image 2.1 Pro26 out of 100

Result for “Infographic”:Nano Banana 2.1 ahead

Prompt given to both modelsCreate a square German infographic titled SO FUNKTIONIERT PHOTOSYNTHESE. Show exactly four numbered steps in this order: 1 LICHT, 2 WASSER, 3 CO₂, 4 ZUCKER + SAUERSTOFF. Use a clean editorial science style with one plant cross-section, simple arrows, high contrast, legible labels, and no other text.

What the rating looks at: Numbers, labels, and visual organization.

“Ahead”: better in all three rating rounds. “Slightly ahead”: a higher value, but not in every round.

Test protocol of the images

Both models receive the same archived prompt in exactly one request, and the first result counts. Files are normalized to 1,024 × 1,024 pixels without cropping. Provider resolution, randomness, quality tier and prompt processing can still differ. The images are a practical visual test, not a reconstruction of the arena configuration.

Character and detail

Nano Banana 2.1: openrouter, aspect ratio 1:1, resolution 1K, n=1, seed=provider random, actual cost $0.036408, generated Nov 1, 2026, 9:40 PM. Source

Qwen Image 2.1 Pro: openrouter, aspect ratio 1:1, resolution 1K, n=1, seed=provider random, actual cost $0.046000, generated Nov 1, 2026, 8:37 PM. Source

Protocol gradually-image-comparison-v1. Prompt SHA 256: 985a75b38642a9f0e5e0c0e0c67f1b7f67780d42bd2168fa24e9a7a7a94b0da6

Nano Banana 2.1 image SHA 256: f89e3f52678670058ce0e1e9b0b5b6ec084e25a212491b5025e76d7525fb8707

Qwen Image 2.1 Pro image SHA 256: 5cc1b66564896a15198281314423f63a70fd897c4542588230dfe0e946beb76c

Infographic

Nano Banana 2.1: openrouter, aspect ratio 1:1, resolution 1K, n=1, seed=provider random, actual cost $0.036560, generated Nov 1, 2026, 9:40 PM. Source

Qwen Image 2.1 Pro: openrouter, aspect ratio 1:1, resolution 1K, n=1, seed=provider random, actual cost $0.046000, generated Nov 1, 2026, 8:37 PM. Source

Protocol gradually-image-comparison-v1. Prompt SHA 256: ed65cb4e6a51e2336f8b149ad4cbb16e020f07d527ad94362e719d2dcf91d94f

Nano Banana 2.1 image SHA 256: ce5c4b7af2575ccf9964cfeea2e4f0bb75cdad21aea29c4201e693fa307e435b

Qwen Image 2.1 Pro image SHA 256: f1eee1f8f0d3355879d5c91b7ae006a95b0511a37f7382b8f6241cb22b3959a0

Product photography

Nano Banana 2.1: openrouter, aspect ratio 1:1, resolution 1K, n=1, seed=provider random, actual cost $0.036546, generated Nov 1, 2026, 9:39 PM. Source

Qwen Image 2.1 Pro: openrouter, aspect ratio 1:1, resolution 1K, n=1, seed=provider random, actual cost $0.046000, generated Nov 1, 2026, 8:36 PM. Source

Protocol gradually-image-comparison-v1. Prompt SHA 256: c67fd71e91304458a2feef5c91efa8677260fab0c0099a29a2c52cb579f5b2f3

Nano Banana 2.1 image SHA 256: 289b144f7d5348e9324d229e5508d5698c09035f2cbdea474845a84b852e859e

Qwen Image 2.1 Pro image SHA 256: 08d93301c324d132b3f5df149f95d57d725c068e6f15b193521f1eb253a1f176

Typography and layout

Nano Banana 2.1: openrouter, aspect ratio 1:1, resolution 1K, n=1, seed=provider random, actual cost $0.036497, generated Nov 1, 2026, 9:39 PM. Source

Qwen Image 2.1 Pro: openrouter, aspect ratio 1:1, resolution 1K, n=1, seed=provider random, actual cost $0.046000, generated Nov 1, 2026, 8:36 PM. Source

Protocol gradually-image-comparison-v1. Prompt SHA 256: 2e012c3d14ee5dd02203a94f394ca80a5038cdebd6032b25a8b8a221f2255419

Nano Banana 2.1 image SHA 256: d27b58baa4115177a46fae2d71e258c5f4de9243fc66df93983ef6127df2f320

Qwen Image 2.1 Pro image SHA 256: 31be32c6b34f27d2ff60eae3979c211ba8c2e0296595ec13e62f6f249c967058

The numbers at a glance

Arena ratingfrom votes by users · higher is better
n/a

Nano Banana 2.1

not in the arena

n/a

Qwen Image 2.1 Pro

not in the arena

GraduallyBenchour own rating, 0 to 100 · higher is better
69

Nano Banana 2.1

Rank 11 of 74

52

Qwen Image 2.1 Pro

Rank 45 of 74

Price per imagedollars through the API · lower is better
n/a

Nano Banana 2.1

no API price

n/a

Qwen Image 2.1 Pro

no API price

Ranks among the 22 image models with an arena rating and the 74 with a GraduallyBench run; prices compared with 28 models with an API price.

Nano Banana 2.1

Subscription
At Google from €4.99 a month (Google AI Plus, with limited credits). Through other providers from €6.83 a month (Poe Basic, with limited points). 42 plans in Germany.
Via API
No API price known. Access: API, Web app.
Weights
unknown.

Qwen Image 2.1 Pro

Subscription
n/a No plan in Germany names exactly this model.
Via API
No API price known. Access: API.
Weights
unknown.

Subscriptions only count plans that name exactly this model. Subscription prices include VAT, API prices are in dollars.

GraduallyBench from Nov 1, 2026 · Subscription database from Sep 29, 2026 (34 days old)

All data side by side

The better value is bold. For ratings only when the gap is clear.

KennzahlNano Banana 2.1Qwen Image 2.1 Pro
Ratings
Arena ratingfrom votes by users, higher is bettern/an/a
Arena rankn/an/a
Arena votesmore votes, a safer ratingn/an/a
GraduallyBenchour own rating, 0 to 1006952
GraduallyBench by task
Typography and layoutLegible text, hierarchy, and composition6029
Product photographyMaterials, reflections, and fine details8087
Character and detailAnatomy, clothing, and spatial consistency6767
InfographicNumbers, labels, and visual organization7126
API price
Per imagelower is bettern/an/a
100 imagesn/an/a
Profile
ReleasedOct 6, 2026n/a
Weightsopen means: runs locallyunknownunknown
AccessAPI, Web appAPI
Parametersnot publishednot published
Largest outputnot consistently published2K
Plans in Germanynaming exactly this model42n/a

API prices for one image at 1,024 × 1,024 pixels according to Artificial Analysis.

Sources: Nano Banana 2.1 model source (verified Nov 1, 2026) · Qwen Image 2.1 Pro model source (verified Nov 1, 2026)

Arena ratings by category

From blind votes on LMArena. “Ahead” means the lead is clear.

No shared arena score in the stored snapshot

The stored benchmark database contains no measurement for Nano Banana 2.1 and Qwen Image 2.1 Pro from the same arena and category. Older model versions are not used as substitutes.

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