Noometry

Model comparison

Kimi K2.5 Instant vs Qwen3.6 Max Preview

Qwen3.6 Max Preview is the stronger model overall, scoring 51.5 to 43.6 on the Noometry Index.

Last verified . 15 shared benchmarks.

Kimi K2.5 Instant Moonshot AI

43.6

Rank #89 Confirmed

Qwen3.6 Max Preview Alibaba (Qwen)

51.5

Rank #43 Confirmed

Summary

  • They share 15 benchmarks with published results for both. Kimi K2.5 Instant scores higher in 0 categories and Qwen3.6 Max Preview in 8 categories; 6 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Qwen3.6 Max Preview leads 57.6 to 40.2.
  • Kimi K2.5 Instant has downloadable open weights; the other is API-only.

Side by side

Kimi K2.5 InstantQwen3.6 Max Preview
ProviderMoonshot AIAlibaba (Qwen)
Noometry Index43.651.5
Released—2026-04-20
WeightsOpenProprietary
Context window—262K
Max output—66K
Input $ / M tokens—$1.30
Output $ / M tokens—$7.80
Results tracked1829

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Category by category

Coding Qwen3.6 Max Preview leads

Kimi K2.5 Instant: 42.6 (#97), Qwen3.6 Max Preview: 48.7 (#54)

BenchmarkKimi K2.5 InstantQwen3.6 Max Preview
LMArena WebDev14041482
LMArena Coding14841471
SWE-bench Verified—76.7%

Agentic & Tool Use Not comparable

Kimi K2.5 Instant: —, Qwen3.6 Max Preview: —

BenchmarkKimi K2.5 InstantQwen3.6 Max Preview
Vending-Bench 2—4,254

Reasoning Qwen3.6 Max Preview leads

Kimi K2.5 Instant: 29.7 (#90), Qwen3.6 Max Preview: 41.7 (#53)

BenchmarkKimi K2.5 InstantQwen3.6 Max Preview
LMArena Hard Prompts14431457
SimpleBench—63%
NYT Connections (extended)—74.1%
Chess Puzzles—20%
Mystery Game Puzzles—19%
DTBench—87.2%
LMCA—42.5%
Epoch Capabilities Index—149.24

Math Qwen3.6 Max Preview leads

Kimi K2.5 Instant: 39.4 (#105), Qwen3.6 Max Preview: 54.1 (#46)

BenchmarkKimi K2.5 InstantQwen3.6 Max Preview
LMArena Math14421465
OTIS Mock AIME 2024-2025—91.1%
FrontierMath (Feb 2025 set)—23.1%
FrontierMath Tier 4 (v1)—4.2%

Knowledge Qwen3.6 Max Preview leads

Kimi K2.5 Instant: 40.2 (#123), Qwen3.6 Max Preview: 57.6 (#39)

BenchmarkKimi K2.5 InstantQwen3.6 Max Preview
LMArena Expert14401478
GPQA Diamond—87.4%
SimpleQA Verified—52%

Multimodal Not comparable

Kimi K2.5 Instant: 40.2 (#50), Qwen3.6 Max Preview: —

BenchmarkKimi K2.5 InstantQwen3.6 Max Preview
LMArena Vision1254—

Multilingual Qwen3.6 Max Preview leads

Kimi K2.5 Instant: 52.0 (#94), Qwen3.6 Max Preview: 54.2 (#48)

BenchmarkKimi K2.5 InstantQwen3.6 Max Preview
LMArena Non-English14061437
LMArena Chinese14491487
LMArena French14031449
LMArena Russian14041445
LMArena Spanish14471454
LMArena German1413—
LMArena Korean1378—

Instruction Following Too close to call

Kimi K2.5 Instant: 75.3 (#65), Qwen3.6 Max Preview: 75.7 (#55)

BenchmarkKimi K2.5 InstantQwen3.6 Max Preview
LMArena Instruction Following14301438

Long Context Too close to call

Kimi K2.5 Instant: 43.9 (#83), Qwen3.6 Max Preview: 44.6 (#61)

BenchmarkKimi K2.5 InstantQwen3.6 Max Preview
LMArena Longer Query14351457

Writing & Preference Qwen3.6 Max Preview leads

Kimi K2.5 Instant: 60.6 (#95), Qwen3.6 Max Preview: 63.8 (#60)

BenchmarkKimi K2.5 InstantQwen3.6 Max Preview
LMArena Text14201447
LMArena Creative Writing13811435
LMArena Multi-Turn14271456

Frequently asked questions

Is Kimi K2.5 Instant better than Qwen3.6 Max Preview?

Qwen3.6 Max Preview is the stronger model overall, scoring 51.5 to 43.6 on the Noometry Index.

Is Kimi K2.5 Instant or Qwen3.6 Max Preview better for coding?

Qwen3.6 Max Preview scores higher on coding benchmarks: 48.7 versus 42.6 in the Noometry coding category.

How many benchmarks do Kimi K2.5 Instant and Qwen3.6 Max Preview share?

15 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and Qwen3.6 Max Preview has 29.

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