# GPT-4 Turbo vs GPT-5 Mini

> GPT-5 Mini is the stronger model overall, scoring 41.8 to 30.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gpt-4-turbo-vs-gpt-5-mini
- Last updated: 2026-10-12
- Shared benchmarks: 29

## Summary

- They share 29 benchmarks with published results for both. GPT-4 Turbo scores higher in 0 categories and GPT-5 Mini in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in math, where GPT-5 Mini leads 46.7 to 9.0.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 6.7% for GPT-4 Turbo and 86.7% for GPT-5 Mini.
- GPT-5 Mini is cheaper at $0.25 / $2 per million input/output tokens, against $10 / $30 for GPT-4 Turbo.
- GPT-5 Mini accepts more context: 400K tokens versus 128K.

## Snapshot

| | GPT-4 Turbo | GPT-5 Mini |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Noometry Index | 30.5 | 41.8 |
| Rank | 292 | 128 |
| Context | 128K | 400K |
| Input $/M | $10 | $0.25 |
| Output $/M | $30 | $2 |
| Weights | Proprietary | Proprietary |

## Coding

- GPT-4 Turbo: 33.8 (#249)
- GPT-5 Mini: 40.1 (#146)

| Benchmark | GPT-4 Turbo | GPT-5 Mini |
|---|---|---|
| WeirdML | 18% | 52.7% |
| LMArena Coding | 1268 | 1406 |
| SWE-bench Verified | — | 64.7% |
| SWE-bench Verified (bash only) | — | 59.8% |
| SWE-bench Multilingual | — | 39.7% |
| SciCode | — | 39.2% |
| BigCodeBench Instruct | 48.2% | — |
| BigCodeBench Complete | 58.2% | — |
| ALE-Bench | — | 799.77 |
| AlgoTune | — | 1.38 |
| HumanEval+ | 86.6% | — |
| MBPP+ | 73.3% | — |

## Agentic & Tool Use

- GPT-4 Turbo: —
- GPT-5 Mini: 31.1 (#70)

| Benchmark | GPT-4 Turbo | GPT-5 Mini |
|---|---|---|
| Terminal-Bench | — | 34.8% |
| Berkeley Function Calling Leaderboard | — | 55.5% |
| METR Time Horizons | 36.7% | — |
| Vending-Bench 2 | — | -31.18 |

## Reasoning

- GPT-4 Turbo: 15.3 (#317)
- GPT-5 Mini: 23.9 (#168)

| Benchmark | GPT-4 Turbo | GPT-5 Mini |
|---|---|---|
| Chess Puzzles | 6% | 30% |
| LMArena Hard Prompts | 1251 | 1380 |
| DTBench | 61.6% | 80.5% |
| LMCA | 9.8% | 34.2% |
| Epoch Capabilities Index | 127.25 | 145.52 |
| ForecastBench | 59.4 | 61 |
| ARC-AGI-2 | — | 4.4% |
| SimpleBench | 25.1% | — |
| Kagi LLM Benchmark | — | 70.3% |
| ARC-AGI-1 | — | 54.3% |
| CritPt | — | 0% |
| EnigmaEval | — | 8.2% |
| Mystery Game Puzzles | — | 10% |

## Math

- GPT-4 Turbo: 9.0 (#322)
- GPT-5 Mini: 46.7 (#69)

| Benchmark | GPT-4 Turbo | GPT-5 Mini |
|---|---|---|
| FrontierMath (Tiers 1-3) | 0.7% | 46.7% |
| OTIS Mock AIME 2024-2025 | 6.7% | 86.7% |
| LMArena Math | 1272 | 1378 |
| MATH Level 5 | 46.7% | 97.8% |
| FrontierMath Tier 4 | — | 12.2% |
| ProofBench | — | 9% |
| Omni-MATH | — | 72.2% |
| FrontierMath (Feb 2025 set) | — | 27.2% |
| FrontierMath Tier 4 (v1) | — | 6.3% |

## Knowledge

- GPT-4 Turbo: 24.3 (#268)
- GPT-5 Mini: 45.6 (#86)

| Benchmark | GPT-4 Turbo | GPT-5 Mini |
|---|---|---|
| GPQA Diamond | 46.6% | 75% |
| Confabulations | 28.4% | 13.3% |
| LMArena Expert | 1223 | 1379 |
| Humanity's Last Exam | — | 19.4% |
| SimpleQA Verified | — | 21.6% |
| MMLU-Pro | — | 83.5% |
| Vectara Hallucination Rate | — | 12.9% |
| GPQA (HELM) | — | 75.6% |
| MMLU | 81.3% | — |

## Multimodal

- GPT-4 Turbo: 30.6 (#110)
- GPT-5 Mini: 35.6 (#85)

| Benchmark | GPT-4 Turbo | GPT-5 Mini |
|---|---|---|
| LMArena Vision | 1090 | 1202 |
| VPCT | — | 40.2% |

## Multilingual

- GPT-4 Turbo: 40.5 (#216)
- GPT-5 Mini: 48.9 (#137)

| Benchmark | GPT-4 Turbo | GPT-5 Mini |
|---|---|---|
| LMArena Non-English | 1245 | 1363 |
| LMArena Chinese | 1242 | 1385 |
| LMArena French | 1276 | 1386 |
| LMArena German | 1259 | 1366 |
| LMArena Japanese | 1194 | 1341 |
| LMArena Korean | 1187 | 1308 |
| LMArena Russian | 1259 | 1362 |
| LMArena Spanish | 1260 | 1355 |

## Instruction Following

- GPT-4 Turbo: 65.8 (#216)
- GPT-5 Mini: 76.2 (#46)

| Benchmark | GPT-4 Turbo | GPT-5 Mini |
|---|---|---|
| LMArena Instruction Following | 1249 | 1357 |
| IFEval | — | 92.7% |

## Long Context

- GPT-4 Turbo: 38.0 (#206)
- GPT-5 Mini: 41.9 (#132)

| Benchmark | GPT-4 Turbo | GPT-5 Mini |
|---|---|---|
| LMArena Longer Query | 1254 | 1355 |
| Fiction.LiveBench | — | 69.4% |

## Writing & Preference

- GPT-4 Turbo: 47.7 (#206)
- GPT-5 Mini: 55.2 (#148)

| Benchmark | GPT-4 Turbo | GPT-5 Mini |
|---|---|---|
| LMArena Text | 1272 | 1373 |
| LMArena Creative Writing | 1269 | 1325 |
| LMArena Multi-Turn | 1267 | 1363 |
| Short-Story Creative Writing | — | 83.1% |
| EQ-Bench Creative Writing | — | 1313 |
| WildBench | — | 85.5% |

## FAQ

### Is GPT-4 Turbo better than GPT-5 Mini?

GPT-5 Mini is the stronger model overall, scoring 41.8 to 30.5 on the Noometry Index.

### Which is cheaper, GPT-4 Turbo or GPT-5 Mini?

GPT-5 Mini is cheaper. It lists at $0.25 per million input tokens and $2 per million output tokens; GPT-4 Turbo lists at $10 and $30.

### Is GPT-4 Turbo or GPT-5 Mini better for coding?

GPT-5 Mini scores higher on coding benchmarks: 40.1 versus 33.8 in the Noometry coding category.

### Which has the bigger context window?

GPT-5 Mini does, with 400K tokens against 128K.

### How many benchmarks do GPT-4 Turbo and GPT-5 Mini share?

29 benchmarks have published results for both models. GPT-4 Turbo has 36 scored results on Noometry and GPT-5 Mini has 60.