Noometry

Model comparison

Grok 4.20 (Non-Reasoning) vs Mistral Small 3.2

Grok 4.20 (Non-Reasoning) is the stronger model overall, scoring 48.6 to 31.2 on the Noometry Index. Mistral Small 3.2 costs 12× less per token, which makes it the better buy when Grok 4.20 (Non-Reasoning)'s lead doesn't matter for your workload.

Last verified . 6 shared benchmarks.

Grok 4.20 (Non-Reasoning) xAI

48.6

Rank #54 Confirmed

Mistral Small 3.2 Mistral AI

31.2

Rank #280 Confirmed

Summary

  • They share 6 benchmarks with published results for both. Grok 4.20 (Non-Reasoning) scores higher in 4 categories and Mistral Small 3.2 in 0 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Grok 4.20 (Non-Reasoning) leads 52.3 to 18.1.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 92.2% for Grok 4.20 (Non-Reasoning) and 30.3% for Mistral Small 3.2.
  • Mistral Small 3.2 is cheaper at $0.0938 / $0.25 per million input/output tokens, against $1.25 / $2.50 for Grok 4.20 (Non-Reasoning).
  • Grok 4.20 (Non-Reasoning) accepts more context: 1M tokens versus 256K.
  • Mistral Small 3.2 has downloadable open weights; the other is API-only.

Side by side

Grok 4.20 (Non-Reasoning)Mistral Small 3.2
ProviderxAIMistral AI
Noometry Index48.631.2
Released2026-02-172025-06-20
WeightsProprietaryOpen
Context window1M256K
Max output30K16K
Input $ / M tokens$1.25$0.0938
Output $ / M tokens$2.50$0.25
Results tracked466

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Category by category

Coding Not comparable

Grok 4.20 (Non-Reasoning): 42.1 (#112), Mistral Small 3.2: —

BenchmarkGrok 4.20 (Non-Reasoning)Mistral Small 3.2
LMArena WebDev1375—
WeirdML52.3%—
LMArena Coding1459—
ALE-Bench1,150—

Agentic & Tool Use Not comparable

Grok 4.20 (Non-Reasoning): 34.4 (#46), Mistral Small 3.2: —

BenchmarkGrok 4.20 (Non-Reasoning)Mistral Small 3.2
Terminal-Bench57.3%—
τ²-bench Banking18%—
LMArena Search1189—
Vending-Bench 24,663—

Reasoning Grok 4.20 (Non-Reasoning) leads

Grok 4.20 (Non-Reasoning): 52.3 (#32), Mistral Small 3.2: 18.1 (#287)

BenchmarkGrok 4.20 (Non-Reasoning)Mistral Small 3.2
Kagi LLM Benchmark75%40.4%
Chess Puzzles24%1%
Epoch Capabilities Index151.98131.74
ARC-AGI-265.1%—
NYT Connections (extended)85.4%—
ARC-AGI-189.5%—
Thematic Generalization63.8%—
LMArena Hard Prompts1451—
DTBench90.1%—
LMCA38.7%—
ForecastBench61.4—

Math Grok 4.20 (Non-Reasoning) leads

Grok 4.20 (Non-Reasoning): 48.2 (#65), Mistral Small 3.2: 26.3 (#260)

BenchmarkGrok 4.20 (Non-Reasoning)Mistral Small 3.2
OTIS Mock AIME 2024-202592.2%30.3%
FrontierMath (Tiers 1-3)44.9%—
FrontierMath Tier 417.1%—
ProofBench14%—
LMArena Math1455—

Knowledge Grok 4.20 (Non-Reasoning) leads

Grok 4.20 (Non-Reasoning): 52.8 (#60), Mistral Small 3.2: 26.7 (#256)

BenchmarkGrok 4.20 (Non-Reasoning)Mistral Small 3.2
GPQA Diamond89.3%49.1%
SimpleQA Verified30.2%—
LMArena Expert1439—

Multimodal Not comparable

Grok 4.20 (Non-Reasoning): 33.3 (#98), Mistral Small 3.2: —

BenchmarkGrok 4.20 (Non-Reasoning)Mistral Small 3.2
LMArena Vision1263—
Blueprint-Bench 20%—
LMArena Document1416—

Multilingual Not comparable

Grok 4.20 (Non-Reasoning): 54.5 (#40), Mistral Small 3.2: —

BenchmarkGrok 4.20 (Non-Reasoning)Mistral Small 3.2
LMArena Non-English1441—
LMArena Chinese1481—
LMArena French1476—
LMArena German1465—
LMArena Japanese1449—
LMArena Korean1417—
LMArena Russian1458—
LMArena Spanish1443—

Instruction Following Not comparable

Grok 4.20 (Non-Reasoning): 74.8 (#83), Mistral Small 3.2: —

BenchmarkGrok 4.20 (Non-Reasoning)Mistral Small 3.2
LMArena Instruction Following1420—

Long Context Not comparable

Grok 4.20 (Non-Reasoning): 45.5 (#34), Mistral Small 3.2: —

BenchmarkGrok 4.20 (Non-Reasoning)Mistral Small 3.2
CL-bench22.2%—
CL-bench Life11.9%—
LMArena Longer Query1437—

Writing & Preference Grok 4.20 (Non-Reasoning) leads

Grok 4.20 (Non-Reasoning): 65.7 (#44), Mistral Small 3.2: 45.0 (#224)

BenchmarkGrok 4.20 (Non-Reasoning)Mistral Small 3.2
EQ-Bench Creative Writing15741255
LMArena Text1451—
LMArena Creative Writing1438—
LMArena Multi-Turn1456—

Frequently asked questions

Is Grok 4.20 (Non-Reasoning) better than Mistral Small 3.2?

Grok 4.20 (Non-Reasoning) is the stronger model overall, scoring 48.6 to 31.2 on the Noometry Index. Mistral Small 3.2 costs 12× less per token, which makes it the better buy when Grok 4.20 (Non-Reasoning)'s lead doesn't matter for your workload.

Which is cheaper, Grok 4.20 (Non-Reasoning) or Mistral Small 3.2?

Mistral Small 3.2 is cheaper. It lists at $0.0938 per million input tokens and $0.25 per million output tokens; Grok 4.20 (Non-Reasoning) lists at $1.25 and $2.50.

Which has the bigger context window?

Grok 4.20 (Non-Reasoning) does, with 1M tokens against 256K.

How many benchmarks do Grok 4.20 (Non-Reasoning) and Mistral Small 3.2 share?

6 benchmarks have published results for both models. Grok 4.20 (Non-Reasoning) has 46 scored results on Noometry and Mistral Small 3.2 has 6.

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