Noometry

Model comparison

Gemini 2.5 Pro vs GPT-4.1 mini

Gemini 2.5 Pro is the stronger model overall, scoring 45.0 to 33.6 on the Noometry Index. GPT-4.1 mini costs 4.9× less per token, which makes it the better buy when Gemini 2.5 Pro's lead doesn't matter for your workload.

Last verified . 43 shared benchmarks.

Gemini 2.5 Pro Google

45.0

Rank #75 Confirmed

GPT-4.1 mini OpenAI

33.6

Rank #240 Confirmed

Summary

  • They share 43 benchmarks with published results for both. Gemini 2.5 Pro scores higher in 9 categories and GPT-4.1 mini in 1 category; 10 gaps are clear of the uncertainty.
  • The widest gap is in long context, where Gemini 2.5 Pro leads 59.8 to 31.8.
  • The biggest single-benchmark swing is Aider Polyglot: 83.1% for Gemini 2.5 Pro and 32.4% for GPT-4.1 mini.
  • GPT-4.1 mini is cheaper at $0.40 / $1.60 per million input/output tokens, against $1.25 / $10 for Gemini 2.5 Pro.
  • Gemini 2.5 Pro accepts more context: 1.05M tokens versus 1.05M.

Side by side

Gemini 2.5 ProGPT-4.1 mini
ProviderGoogleOpenAI
Noometry Index45.033.6
Released2025-03-252025-04-14
WeightsProprietaryProprietary
Context window1.05M1.05M
Max output66K33K
Input $ / M tokens$1.25$0.40
Output $ / M tokens$10$1.60
Results tracked7847

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

Category by category

Coding Gemini 2.5 Pro leads

Gemini 2.5 Pro: 42.4 (#101), GPT-4.1 mini: 30.6 (#293)

BenchmarkGemini 2.5 ProGPT-4.1 mini
SWE-bench Verified (bash only)53.6%23.9%
Aider Polyglot83.1%32.4%
SciCode42.8%40.4%
WeirdML54%37.6%
LMArena Coding14521367
CadEval64%16%
SWE-bench Verified57.6%—
LMArena WebDev1227—
GSO3.9%—
BigCodeBench Instruct—48.9%
LiveBench Coding85.9%—
ALE-Bench785.52—
AlgoTune1.51—

Agentic & Tool Use GPT-4.1 mini leads

Gemini 2.5 Pro: 29.2 (#88), GPT-4.1 mini: 33.3 (#55)

BenchmarkGemini 2.5 ProGPT-4.1 mini
Terminal-Bench32.6%—
Berkeley Function Calling Leaderboard—50.5%
GDPval23.3%—
Remote Labor Index0.8%—
TheAgentCompany30.3%—
τ²-bench Banking13.7%—
DeepResearch Bench42.8%—
BALROG43.3%—
LMArena Search1142—
METR Time Horizons55.4%—
Vending-Bench 2573.64—

Reasoning Gemini 2.5 Pro leads

Gemini 2.5 Pro: 28.8 (#99), GPT-4.1 mini: 10.8 (#340)

BenchmarkGemini 2.5 ProGPT-4.1 mini
ARC-AGI-24.9%0%
Kagi LLM Benchmark70.3%48.6%
ARC-AGI-141%3.5%
CritPt2%0%
Chess Puzzles20%7%
LMArena Hard Prompts14551349
DTBench82.4%68.8%
LMCA34.8%21.1%
Epoch Capabilities Index145.32135.01
SimpleBench62.4%—
EnigmaEval5.6%—
LiveBench Reasoning89.8%—
Mystery Game Puzzles—7%
LiveBench Data Analysis79.9%—
ForecastBench61.3—
LiveBench82.3%—

Math Gemini 2.5 Pro leads

Gemini 2.5 Pro: 32.5 (#213), GPT-4.1 mini: 24.1 (#270)

BenchmarkGemini 2.5 ProGPT-4.1 mini
FrontierMath (Tiers 1-3)24.6%6.7%
OTIS Mock AIME 2024-202584.7%44.7%
Omni-MATH41.6%49.1%
LMArena Math14501343
MATH Level 595.9%87.3%
FrontierMath (Feb 2025 set)14.1%4.5%
FrontierMath Tier 40%—
LiveBench Math90.2%—
FrontierMath Tier 4 (v1)4.2%—

Knowledge Gemini 2.5 Pro leads

Gemini 2.5 Pro: 56.0 (#46), GPT-4.1 mini: 34.7 (#194)

BenchmarkGemini 2.5 ProGPT-4.1 mini
GPQA Diamond85.3%65.8%
MMLU-Pro86.3%78.3%
GPQA (HELM)74.9%61.4%
LMArena Expert14521338
Humanity's Last Exam21.6%—
SimpleQA Verified—12.7%
Confabulations10.6%—
Vectara Hallucination Rate7%—

Multimodal Gemini 2.5 Pro leads

Gemini 2.5 Pro: 45.2 (#18), GPT-4.1 mini: 35.8 (#82)

BenchmarkGemini 2.5 ProGPT-4.1 mini
LMArena Vision12631181
GeoBench86%—
VPCT48%—
LMArena Document1421—
SpatialViz-Bench44.7%—

Multilingual Gemini 2.5 Pro leads

Gemini 2.5 Pro: 55.3 (#31), GPT-4.1 mini: 45.7 (#166)

BenchmarkGemini 2.5 ProGPT-4.1 mini
LMArena Non-English14511318
LMArena Chinese15071329
LMArena French14721358
LMArena German14871351
LMArena Japanese14611290
LMArena Korean14341298
LMArena Russian14611324
LMArena Spanish14731319

Instruction Following Gemini 2.5 Pro leads

Gemini 2.5 Pro: 75.0 (#75), GPT-4.1 mini: 73.7 (#118)

BenchmarkGemini 2.5 ProGPT-4.1 mini
IFEval84%90.4%
LMArena Instruction Following14371333
LiveBench Instruction Following80.6%—

Long Context Gemini 2.5 Pro leads

Gemini 2.5 Pro: 59.8 (#5), GPT-4.1 mini: 31.8 (#275)

BenchmarkGemini 2.5 ProGPT-4.1 mini
Fiction.LiveBench91.7%44.4%
LMArena Longer Query14491344

Writing & Preference Gemini 2.5 Pro leads

Gemini 2.5 Pro: 63.7 (#62), GPT-4.1 mini: 48.6 (#199)

BenchmarkGemini 2.5 ProGPT-4.1 mini
LMArena Text14581340
LMArena Creative Writing14541300
EQ-Bench Creative Writing14211147
WildBench85.7%83.8%
LMArena Multi-Turn14531354
Short-Story Creative Writing83.8%—
LiveBench Language67.8%—

Frequently asked questions

Is Gemini 2.5 Pro better than GPT-4.1 mini?

Gemini 2.5 Pro is the stronger model overall, scoring 45.0 to 33.6 on the Noometry Index. GPT-4.1 mini costs 4.9× less per token, which makes it the better buy when Gemini 2.5 Pro's lead doesn't matter for your workload.

Which is cheaper, Gemini 2.5 Pro or GPT-4.1 mini?

GPT-4.1 mini is cheaper. It lists at $0.40 per million input tokens and $1.60 per million output tokens; Gemini 2.5 Pro lists at $1.25 and $10.

Is Gemini 2.5 Pro or GPT-4.1 mini better for coding?

Gemini 2.5 Pro scores higher on coding benchmarks: 42.4 versus 30.6 in the Noometry coding category.

Which has the bigger context window?

Gemini 2.5 Pro does, with 1.05M tokens against 1.05M.

How many benchmarks do Gemini 2.5 Pro and GPT-4.1 mini share?

43 benchmarks have published results for both models. Gemini 2.5 Pro has 78 scored results on Noometry and GPT-4.1 mini has 47.

Related comparisons

Go deeper