Model comparison

Grok 4.6 vs Qwen3-Next 80B-A3B Instruct

Grok 4.6 is the stronger model overall, scoring 56.9 to 43.0 on the Noometry Index. Qwen3-Next 80B-A3B Instruct costs 3.4× less per token, which makes it the better buy when Grok 4.6's lead doesn't matter for your workload.

Last verified . 17 shared benchmarks.

Grok 4.6 xAI

56.9

Rank #21 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Grok 4.6 scores higher in 8 categories and Qwen3-Next 80B-A3B Instruct in 0 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Grok 4.6 leads 61.4 to 31.1.
  • Qwen3-Next 80B-A3B Instruct is cheaper at $0.50 / $2 per million input/output tokens, against $2 / $6 for Grok 4.6.
  • Grok 4.6 accepts more context: 500K tokens versus 131K.
  • Qwen3-Next 80B-A3B Instruct has downloadable open weights; the other is API-only.

Side by side

Grok 4.6 and Qwen3-Next 80B-A3B Instruct specifications
Grok 4.6Qwen3-Next 80B-A3B Instruct
ProviderxAIAlibaba (Qwen)
Noometry Index56.943.0
Released2026-08-122025-09
WeightsProprietaryOpen
Context window500K131K
Max output500K33K
Input $ / M tokens$2$0.50
Output $ / M tokens$6$2
Results tracked4925

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Category by category

Coding Grok 4.6 leads

Grok 4.6: 58.5 (#16), Qwen3-Next 80B-A3B Instruct: 42.5 (#98)

Coding benchmarks
BenchmarkGrok 4.6Qwen3-Next 80B-A3B Instruct
LMArena Coding14651440
DeepSWE67.5%—
FrontierCode48%—
CursorBench41.4%—
LMArena WebDev1617—
FrontierSWE25.3%—
SciCode56.5%—
WeirdML67.3%—
ALE-Bench1,508—

Agentic & Tool Use Not comparable

Grok 4.6: 39.4 (#27), Qwen3-Next 80B-A3B Instruct: —

Agentic & Tool Use benchmarks
BenchmarkGrok 4.6Qwen3-Next 80B-A3B Instruct
APEX-Agents65.3%—
GDP.pdf17.2%—
Vending-Bench 29,047—

Reasoning Grok 4.6 leads

Grok 4.6: 61.4 (#20), Qwen3-Next 80B-A3B Instruct: 31.1 (#81)

Reasoning benchmarks
BenchmarkGrok 4.6Qwen3-Next 80B-A3B Instruct
LMArena Hard Prompts14471428
ARC-AGI-267.1%—
SimpleBench75.9%—
Kagi LLM Benchmark—66.7%
NYT Connections (extended)80%—
ARC-AGI-187.5%—
CritPt19.7%—
Chess Puzzles40%—
EBR-Bench30.5%—
Mystery Game Puzzles34%—
DTBench97.3%—
LMCA48.5%—
Epoch Capabilities Index156.44—

Math Grok 4.6 leads

Grok 4.6: 67.0 (#24), Qwen3-Next 80B-A3B Instruct: 38.8 (#126)

Math benchmarks
BenchmarkGrok 4.6Qwen3-Next 80B-A3B Instruct
LMArena Math14231440
FrontierMath (Tiers 1-3)66%—
FrontierMath Tier 431.7%—
OTIS Mock AIME 2024-202599.2%—
ProofBench51%—
Omni-MATH—46.7%

Knowledge Grok 4.6 leads

Grok 4.6: 63.3 (#20), Qwen3-Next 80B-A3B Instruct: 41.8 (#106)

Knowledge benchmarks
BenchmarkGrok 4.6Qwen3-Next 80B-A3B Instruct
LMArena Expert14671417
GPQA Diamond94%—
SimpleQA Verified49.3%—
MMLU-Pro—78.6%
Vectara Hallucination Rate—9.3%
GPQA (HELM)—63%

Multimodal Not comparable

Grok 4.6: 43.6 (#23), Qwen3-Next 80B-A3B Instruct: —

Multimodal benchmarks
BenchmarkGrok 4.6Qwen3-Next 80B-A3B Instruct
LMArena Vision1263—
Blueprint-Bench 233.2%—
Furniture Assembly40%—
LMArena Document1452—

Multilingual Too close to call

Grok 4.6: 53.0 (#74), Qwen3-Next 80B-A3B Instruct: 52.1 (#93)

Multilingual benchmarks
BenchmarkGrok 4.6Qwen3-Next 80B-A3B Instruct
LMArena Non-English14201407
LMArena Chinese14801460
LMArena French14611413
LMArena German14311417
LMArena Japanese13761395
LMArena Korean13971364
LMArena Russian14221404
LMArena Spanish14041435

Instruction Following Grok 4.6 leads

Grok 4.6: 75.4 (#63), Qwen3-Next 80B-A3B Instruct: 70.8 (#159)

Instruction Following benchmarks
BenchmarkGrok 4.6Qwen3-Next 80B-A3B Instruct
LMArena Instruction Following14311389
IFEval—81%

Long Context Grok 4.6 leads

Grok 4.6: 44.5 (#66), Qwen3-Next 80B-A3B Instruct: 37.0 (#223)

Long Context benchmarks
BenchmarkGrok 4.6Qwen3-Next 80B-A3B Instruct
LMArena Longer Query14541403
Fiction.LiveBench—55.6%

Writing & Preference Grok 4.6 leads

Grok 4.6: 62.3 (#80), Qwen3-Next 80B-A3B Instruct: 58.0 (#121)

Writing & Preference benchmarks
BenchmarkGrok 4.6Qwen3-Next 80B-A3B Instruct
LMArena Text14281417
LMArena Creative Writing14281334
LMArena Multi-Turn14251416
WildBench—80.7%

Frequently asked questions

Is Grok 4.6 better than Qwen3-Next 80B-A3B Instruct?

Grok 4.6 is the stronger model overall, scoring 56.9 to 43.0 on the Noometry Index. Qwen3-Next 80B-A3B Instruct costs 3.4× less per token, which makes it the better buy when Grok 4.6's lead doesn't matter for your workload.

Which is cheaper, Grok 4.6 or Qwen3-Next 80B-A3B Instruct?

Qwen3-Next 80B-A3B Instruct is cheaper. It lists at $0.50 per million input tokens and $2 per million output tokens; Grok 4.6 lists at $2 and $6.

Is Grok 4.6 or Qwen3-Next 80B-A3B Instruct better for coding?

Grok 4.6 scores higher on coding benchmarks: 58.5 versus 42.5 in the Noometry coding category.

Which has the bigger context window?

Grok 4.6 does, with 500K tokens against 131K.

How many benchmarks do Grok 4.6 and Qwen3-Next 80B-A3B Instruct share?

17 benchmarks have published results for both models. Grok 4.6 has 49 scored results on Noometry and Qwen3-Next 80B-A3B Instruct has 25.

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