Noometry

Model comparison

Gemini 3.1 Pro Preview vs Mistral 7B

Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 23.0 on the Noometry Index. Mistral 7B costs 18× less per token, which makes it the better buy when Gemini 3.1 Pro Preview's lead doesn't matter for your workload.

Last verified . 21 shared benchmarks.

Gemini 3.1 Pro Preview Google

56.7

Rank #23 Confirmed

Mistral 7B Mistral AI

23.0

Rank #351 Confirmed

Summary

  • They share 21 benchmarks with published results for both. Gemini 3.1 Pro Preview scores higher in 8 categories and Mistral 7B in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Gemini 3.1 Pro Preview leads 71.8 to 7.4.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 95.6% for Gemini 3.1 Pro Preview and 0.3% for Mistral 7B.
  • Mistral 7B is cheaper at $0.25 / $0.25 per million input/output tokens, against $2 / $12 for Gemini 3.1 Pro Preview.
  • Gemini 3.1 Pro Preview accepts more context: 1.05M tokens versus 8K.
  • Mistral 7B has downloadable open weights; the other is API-only.

Side by side

Gemini 3.1 Pro PreviewMistral 7B
ProviderGoogleMistral AI
Noometry Index56.723.0
Released2026-02-192023-09-27
WeightsProprietaryOpen
Context window1.05M8K
Max output66K8K
Input $ / M tokens$2$0.25
Output $ / M tokens$12$0.25
Results tracked7137

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Category by category

Coding Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 42.5 (#99), Mistral 7B: 26.4 (#326)

BenchmarkGemini 3.1 Pro PreviewMistral 7B
LMArena Coding14841082
SWE-bench Verified75.6%—
DeepSWE11.7%—
LMArena WebDev1447—
SciCode58.9%—
GSO22.6%—
WeirdML72.1%—
BigCodeBench Instruct—19.5%
MirrorCode8.9%—
BigCodeBench Complete—27.3%
ALE-Bench1,161—
AlgoTune2.02—
HumanEval+—36%
MBPP+—42.1%

Agentic & Tool Use Not comparable

Gemini 3.1 Pro Preview: 37.7 (#34), Mistral 7B: —

BenchmarkGemini 3.1 Pro PreviewMistral 7B
Terminal-Bench80.2%—
APEX-Agents35.3%—
τ²-bench Banking26%—
DeepResearch Bench47.8%—
PostTrainBench22%—
BALROG57%—
ExploitBench26.1%—
GBAEval0.8%—
GDP.pdf17%—
LMArena Search1211—
METR Time Horizons77%—
Vending-Bench 23,774—

Reasoning Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 71.7 (#12), Mistral 7B: 13.1 (#336)

BenchmarkGemini 3.1 Pro PreviewMistral 7B
Chess Puzzles55%0%
LMArena Hard Prompts14851067
DTBench97.1%42.5%
Epoch Capabilities Index154.77112.21
ARC-AGI-277.1%—
SimpleBench79.6%—
NYT Connections (extended)97.4%—
ARC-AGI-198%—
CritPt17.7%—
EnigmaEval36.8%—
Thematic Generalization79.4%—
EBR-Bench14.3%—
Mystery Game Puzzles34%—
LMCA53.8%—
Adversarial NLI—47.1%
BIG-Bench Hard—56.1%
ForecastBench59—
HellaSwag—81%
PIQA—83%
WinoGrande—75.3%

Math Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 62.1 (#34), Mistral 7B: 8.1 (#325)

BenchmarkGemini 3.1 Pro PreviewMistral 7B
OTIS Mock AIME 2024-202595.6%0.3%
LMArena Math14851085
FrontierMath (Tiers 1-3)59.6%—
FrontierMath Tier 426.8%—
MathArena Final-Answer Competitions86.5%—
ProofBench26%—
MATH Level 5—3.7%
FrontierMath (Feb 2025 set)36.9%—
FrontierMath Tier 4 (v1)16.7%—
GSM8K—54.4%

Knowledge Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 71.8 (#3), Mistral 7B: 7.4 (#311)

BenchmarkGemini 3.1 Pro PreviewMistral 7B
GPQA Diamond94.4%15.2%
LMArena Expert14851036
Humanity's Last Exam46.4%—
SimpleQA Verified73.5%—
Vectara Hallucination Rate10.4%—
ARC (AI2) Challenge—78.6%
BoolQ—87.4%
MMLU—62.5%
OpenBookQA—79.8%
TriviaQA—75.2%

Multimodal Not comparable

Gemini 3.1 Pro Preview: 37.9 (#69), Mistral 7B: —

BenchmarkGemini 3.1 Pro PreviewMistral 7B
LMArena Vision1296—
Blueprint-Bench 226.5%—
Furniture Assembly26.7%—
LMArena Document1444—

Multilingual Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 57.0 (#12), Mistral 7B: 25.8 (#283)

BenchmarkGemini 3.1 Pro PreviewMistral 7B
LMArena Non-English14771012
LMArena Chinese15291009
LMArena French14871037
LMArena German1491987
LMArena Japanese1493878
LMArena Russian14981018
LMArena Spanish14791026
LMArena Korean1455—

Instruction Following Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 77.0 (#32), Mistral 7B: 54.2 (#280)

BenchmarkGemini 3.1 Pro PreviewMistral 7B
LMArena Instruction Following14661060

Long Context Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 47.4 (#18), Mistral 7B: 32.2 (#271)

BenchmarkGemini 3.1 Pro PreviewMistral 7B
LMArena Longer Query14831060
CL-bench20.8%—
CL-bench Life16.9%—

Writing & Preference Gemini 3.1 Pro Preview leads

Gemini 3.1 Pro Preview: 66.1 (#37), Mistral 7B: 30.7 (#286)

BenchmarkGemini 3.1 Pro PreviewMistral 7B
LMArena Text14811090
LMArena Creative Writing14821068
LMArena Multi-Turn14881062
EQ-Bench Creative Writing1491—
EQ-Bench 41142—

Frequently asked questions

Is Gemini 3.1 Pro Preview better than Mistral 7B?

Gemini 3.1 Pro Preview is the stronger model overall, scoring 56.7 to 23.0 on the Noometry Index. Mistral 7B costs 18× less per token, which makes it the better buy when Gemini 3.1 Pro Preview's lead doesn't matter for your workload.

Which is cheaper, Gemini 3.1 Pro Preview or Mistral 7B?

Mistral 7B is cheaper. It lists at $0.25 per million input tokens and $0.25 per million output tokens; Gemini 3.1 Pro Preview lists at $2 and $12.

Is Gemini 3.1 Pro Preview or Mistral 7B better for coding?

Gemini 3.1 Pro Preview scores higher on coding benchmarks: 42.5 versus 26.4 in the Noometry coding category.

Which has the bigger context window?

Gemini 3.1 Pro Preview does, with 1.05M tokens against 8K.

How many benchmarks do Gemini 3.1 Pro Preview and Mistral 7B share?

21 benchmarks have published results for both models. Gemini 3.1 Pro Preview has 71 scored results on Noometry and Mistral 7B has 37.

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