Noometry

Model comparison

Mixtral 8x7B vs Qwen3.5 Plus

Qwen3.5 Plus is the stronger model overall, scoring 42.9 to 27.1 on the Noometry Index.

Last verified . 3 shared benchmarks.

Mixtral 8x7B Mistral AI

27.1

Rank #334 Confirmed

Qwen3.5 Plus Alibaba (Qwen)

42.9

Rank #106 Confirmed

Summary

  • They share 3 benchmarks with published results for both. Mixtral 8x7B scores higher in 0 categories and Qwen3.5 Plus in 4 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Qwen3.5 Plus leads 46.0 to 11.0.
  • The biggest single-benchmark swing is GPQA Diamond: 30.6% for Mixtral 8x7B and 84.8% for Qwen3.5 Plus.
  • Mixtral 8x7B is cheaper at $0.70 / $0.70 per million input/output tokens, against $0.40 / $2.40 for Qwen3.5 Plus.
  • Qwen3.5 Plus accepts more context: 1M tokens versus 32K.
  • Mixtral 8x7B has downloadable open weights; the other is API-only.

Side by side

Mixtral 8x7BQwen3.5 Plus
ProviderMistral AIAlibaba (Qwen)
Noometry Index27.142.9
Released2023-12-112026-02-16
WeightsOpenProprietary
Context window32K1M
Max output32K66K
Input $ / M tokens$0.70$0.40
Output $ / M tokens$0.70$2.40
Results tracked3815

Sponsored placements are available on pages like this one. Advertise on Noometry

Category by category

Coding Not comparable

Mixtral 8x7B: 32.8 (#269), Qwen3.5 Plus: —

BenchmarkMixtral 8x7BQwen3.5 Plus
LMArena Coding1126—
ALE-Bench—621.92
HumanEval+39.6%—
MBPP+49.7%—

Agentic & Tool Use Not comparable

Mixtral 8x7B: —, Qwen3.5 Plus: —

BenchmarkMixtral 8x7BQwen3.5 Plus
Vending-Bench 2—0.54

Reasoning Qwen3.5 Plus leads

Mixtral 8x7B: 18.2 (#285), Qwen3.5 Plus: 32.8 (#74)

BenchmarkMixtral 8x7BQwen3.5 Plus
DTBench49.6%80.5%
Epoch Capabilities Index118.47146.78
Chess Puzzles—22%
LMArena Hard Prompts1115—
Mystery Game Puzzles—17%
LMCA—36.4%
Adversarial NLI55.2%—
ForecastBench56.3—
HellaSwag86.7%—
PIQA83.6%—
WinoGrande77.2%—

Math Qwen3.5 Plus leads

Mixtral 8x7B: 18.8 (#289), Qwen3.5 Plus: 49.6 (#61)

BenchmarkMixtral 8x7BQwen3.5 Plus
OTIS Mock AIME 2024-2025—86.7%
Omni-MATH10.5%—
LMArena Math1147—
MATH Level 510%—
FrontierMath (Feb 2025 set)—21%
FrontierMath Tier 4 (v1)—2.1%
GSM8K74.4%—

Knowledge Qwen3.5 Plus leads

Mixtral 8x7B: 11.0 (#301), Qwen3.5 Plus: 46.0 (#83)

BenchmarkMixtral 8x7BQwen3.5 Plus
GPQA Diamond30.6%84.8%
SimpleQA Verified—25.4%
MMLU-Pro33.5%—
Vectara Hallucination Rate—10.7%
GPQA (HELM)29.6%—
LMArena Expert1088—
ARC (AI2) Challenge87.3%—
MMLU70.6%—
OpenBookQA85.8%—
TriviaQA82.2%—

Multilingual Not comparable

Mixtral 8x7B: 29.6 (#266), Qwen3.5 Plus: —

BenchmarkMixtral 8x7BQwen3.5 Plus
LMArena Non-English1077—
LMArena Chinese1055—
LMArena French1166—
LMArena German1114—
LMArena Japanese931—
LMArena Korean968—
LMArena Russian1090—
LMArena Spanish1111—

Instruction Following Not comparable

Mixtral 8x7B: 51.0 (#297), Qwen3.5 Plus: —

BenchmarkMixtral 8x7BQwen3.5 Plus
IFEval57.5%—
LMArena Instruction Following1109—

Long Context Qwen3.5 Plus leads

Mixtral 8x7B: 33.4 (#260), Qwen3.5 Plus: 43.0 (#113)

BenchmarkMixtral 8x7BQwen3.5 Plus
CL-bench—19.8%
CL-bench Life—12.4%
LMArena Longer Query1103—

Writing & Preference Not comparable

Mixtral 8x7B: 34.2 (#270), Qwen3.5 Plus: —

BenchmarkMixtral 8x7BQwen3.5 Plus
LMArena Text1132—
LMArena Creative Writing1109—
WildBench67.3%—
LMArena Multi-Turn1115—

Frequently asked questions

Is Mixtral 8x7B better than Qwen3.5 Plus?

Qwen3.5 Plus is the stronger model overall, scoring 42.9 to 27.1 on the Noometry Index.

Which is cheaper, Mixtral 8x7B or Qwen3.5 Plus?

Mixtral 8x7B is cheaper. It lists at $0.70 per million input tokens and $0.70 per million output tokens; Qwen3.5 Plus lists at $0.40 and $2.40.

Which has the bigger context window?

Qwen3.5 Plus does, with 1M tokens against 32K.

How many benchmarks do Mixtral 8x7B and Qwen3.5 Plus share?

3 benchmarks have published results for both models. Mixtral 8x7B has 38 scored results on Noometry and Qwen3.5 Plus has 15.

Related comparisons

Go deeper