Noometry

Model comparison

Claude Sonnet 5.5 vs MiniMax-M2.7

Claude Sonnet 5.5 is the stronger model overall, scoring 61.9 to 37.7 on the Noometry Index. MiniMax-M2.7 costs 7.6× less per token, which makes it the better buy when Claude Sonnet 5.5's lead doesn't matter for your workload.

Last verified . 19 shared benchmarks.

Claude Sonnet 5.5 Anthropic

61.9

Rank #10 Confirmed

MiniMax-M2.7 MiniMax

37.7

Rank #196 Confirmed

Summary

  • They share 19 benchmarks with published results for both. Claude Sonnet 5.5 scores higher in 9 categories and MiniMax-M2.7 in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude Sonnet 5.5 leads 87.9 to 25.9.
  • The biggest single-benchmark swing is ProofBench: 100% for Claude Sonnet 5.5 and 3% for MiniMax-M2.7.
  • MiniMax-M2.7 is cheaper at $0.30 / $1.20 per million input/output tokens, against $2 / $10 for Claude Sonnet 5.5.
  • Claude Sonnet 5.5 accepts more context: 1M tokens versus 205K.
  • MiniMax-M2.7 has downloadable open weights; the other is API-only.

Side by side

Claude Sonnet 5.5MiniMax-M2.7
ProviderAnthropicMiniMax
Noometry Index61.937.7
Released2026-09-282026-03-18
WeightsProprietaryOpen
Context window1M205K
Max output128K131K
Input $ / M tokens$2$0.30
Output $ / M tokens$10$1.20
Results tracked3230

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Category by category

Coding Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 67.3 (#6), MiniMax-M2.7: 41.8 (#120)

BenchmarkClaude Sonnet 5.5MiniMax-M2.7
LMArena WebDev17741398
SciCode61%47%
LMArena Coding15131454
ALE-Bench1,819599.25
FrontierCode52.1%—
CursorBench55.5%—
FrontierSWE61.9%—
WeirdML—37%

Agentic & Tool Use Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 45.0 (#16), MiniMax-M2.7: 25.1 (#111)

BenchmarkClaude Sonnet 5.5MiniMax-M2.7
Terminal-Bench—45.1%
APEX-Agents75.5%—
ExploitBench—13.3%
GBAEval—0%

Reasoning Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 54.0 (#28), MiniMax-M2.7: 19.7 (#253)

BenchmarkClaude Sonnet 5.5MiniMax-M2.7
NYT Connections (extended)80.5%24.7%
CritPt31.4%0.6%
LMArena Hard Prompts14951422
Epoch Capabilities Index165.03145.85
Thematic Generalization—39.3%
Mystery Game Puzzles65%—

Math Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 87.9 (#6), MiniMax-M2.7: 25.9 (#263)

BenchmarkClaude Sonnet 5.5MiniMax-M2.7
ProofBench100%3%
LMArena Math15101420
FrontierMath (Tiers 1-3)88.8%—
FrontierMath Tier 480.5%—
OTIS Mock AIME 2024-2025100%—
FrontierMath Erdős2.9%—

Knowledge Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 66.0 (#12), MiniMax-M2.7: 37.7 (#152)

BenchmarkClaude Sonnet 5.5MiniMax-M2.7
LMArena Expert15401444
GPQA Diamond95.6%—
SimpleQA Verified46.5%—
Vectara Hallucination Rate—12.9%

Multimodal Not comparable

Claude Sonnet 5.5: 51.5 (#6), MiniMax-M2.7: —

BenchmarkClaude Sonnet 5.5MiniMax-M2.7
LMArena Vision1289—
Furniture Assembly75%—

Multilingual Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 55.3 (#30), MiniMax-M2.7: 50.3 (#123)

BenchmarkClaude Sonnet 5.5MiniMax-M2.7
LMArena Non-English14521382
LMArena Chinese15221441
LMArena Russian14511383
LMArena French—1421
LMArena German—1398
LMArena Japanese—1262
LMArena Korean—1313
LMArena Spanish—1403

Instruction Following Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 78.3 (#11), MiniMax-M2.7: 74.1 (#103)

BenchmarkClaude Sonnet 5.5MiniMax-M2.7
LMArena Instruction Following14951405

Long Context Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 45.9 (#28), MiniMax-M2.7: 43.3 (#99)

BenchmarkClaude Sonnet 5.5MiniMax-M2.7
LMArena Longer Query14981419

Writing & Preference Claude Sonnet 5.5 leads

Claude Sonnet 5.5: 66.0 (#40), MiniMax-M2.7: 58.9 (#112)

BenchmarkClaude Sonnet 5.5MiniMax-M2.7
LMArena Text14711405
LMArena Creative Writing14651354
LMArena Multi-Turn14741412

Frequently asked questions

Is Claude Sonnet 5.5 better than MiniMax-M2.7?

Claude Sonnet 5.5 is the stronger model overall, scoring 61.9 to 37.7 on the Noometry Index. MiniMax-M2.7 costs 7.6× less per token, which makes it the better buy when Claude Sonnet 5.5's lead doesn't matter for your workload.

Which is cheaper, Claude Sonnet 5.5 or MiniMax-M2.7?

MiniMax-M2.7 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; Claude Sonnet 5.5 lists at $2 and $10.

Is Claude Sonnet 5.5 or MiniMax-M2.7 better for coding?

Claude Sonnet 5.5 scores higher on coding benchmarks: 67.3 versus 41.8 in the Noometry coding category.

Which has the bigger context window?

Claude Sonnet 5.5 does, with 1M tokens against 205K.

How many benchmarks do Claude Sonnet 5.5 and MiniMax-M2.7 share?

19 benchmarks have published results for both models. Claude Sonnet 5.5 has 32 scored results on Noometry and MiniMax-M2.7 has 30.

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