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SenseNova U1.5 Litevs.LongCat-Image

Which one is better?

We have not tested SenseNova U1.5 Lite or LongCat-Image ourselves yet. Neither is in the arena. Neither has an API price.

Same prompt, two images

Same task, the first image of each.

No image from the four fixed tasks for SenseNova U1.5 Lite yet.This model does not yet have a complete GraduallyBench run.

SenseNova U1.5 Litenot tested yet

No image from the four fixed tasks for LongCat-Image yet.This model does not yet have a complete GraduallyBench run.

LongCat-Imagenot tested yet

Result for “Typography and layout”:no comparison

Prompt given to both modelsCreate a square editorial poster for an imaginary night train called MONDFALTER. Show the exact German headline MONDFALTER and the exact subline BERLIN NACH LISSABON. Use a restrained midnight-blue and warm-cream palette, one stylized moth, strong Swiss-grid typography, generous negative space, and no additional words or logos.

What the rating looks at: Legible text, hierarchy, and composition.

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

Missing image run for SenseNova U1.5 Lite

This model does not yet have a complete GraduallyBench run. Run the missing fixed tasks, archive the first output of each, and evaluate them blind.

Documentation

Missing image run for LongCat-Image

This model does not yet have a complete GraduallyBench run. Run the missing fixed tasks, archive the first output of each, and evaluate them blind.

Documentation

The numbers at a glance

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

SenseNova U1.5 Lite

not in the arena

n/a

LongCat-Image

not in the arena

GraduallyBenchour own rating, 0 to 100 · higher is better
n/a

SenseNova U1.5 Lite

not tested yet

n/a

LongCat-Image

not tested yet

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

SenseNova U1.5 Lite

no API price

n/a

LongCat-Image

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.

SenseNova U1.5 Lite

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

LongCat-Image

Subscription
n/a No plan in Germany names exactly this model.
Via API
No API price known. Access: local.
License
Open weights.

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.

KennzahlSenseNova U1.5 LiteLongCat-Image
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 100n/an/a
GraduallyBench by task
Typography and layoutLegible text, hierarchy, and compositionn/an/a
Product photographyMaterials, reflections, and fine detailsn/an/a
Character and detailAnatomy, clothing, and spatial consistencyn/an/a
InfographicNumbers, labels, and visual organizationn/an/a
API price
Per imagelower is bettern/an/a
100 imagesn/an/a
Profile
Releasedn/aDec 5, 2025
Weightsopen means: runs locallyunknownopen
AccessAPI, Web applocal
Parametersnot published6 billion
Largest output4Knot consistently published
Plans in Germanynaming exactly this modeln/an/a

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

Sources: SenseNova U1.5 Lite model source (verified Nov 1, 2026) · LongCat-Image 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 SenseNova U1.5 Lite and LongCat-Image from the same arena and category. Older model versions are not used as substitutes.

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