Model comparison
GPT-3.5-turbo vs Grok-3 mini
Grok-3 mini is the stronger model overall, scoring 41.2 to 23.2 on the Noometry Index.
Last verified . 22 shared benchmarks.
Summary
- They share 22 benchmarks with published results for both. GPT-3.5-turbo scores higher in 1 category and Grok-3 mini in 7 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok-3 mini leads 46.4 to 10.0.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 2.2% for GPT-3.5-turbo and 77.8% for Grok-3 mini.
Side by side
| GPT-3.5-turbo | Grok-3 mini | |
|---|---|---|
| Provider | OpenAI | xAI |
| Noometry Index | 23.2 | 41.2 |
| Released | 2023-03-01 | 2025-04-09 |
| Weights | Proprietary | Proprietary |
| Context window | 16K | — |
| Max output | 4K | — |
| Input $ / M tokens | $0.50 | — |
| Output $ / M tokens | $1.50 | — |
| Results tracked | 44 | 35 |
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Category by category
Coding Grok-3 mini leads
GPT-3.5-turbo: 23.9 (#331), Grok-3 mini: 40.8 (#131)
| Benchmark | GPT-3.5-turbo | Grok-3 mini |
|---|---|---|
| WeirdML | 3.5% | 42.6% |
| LMArena Coding | 1136 | 1379 |
| Aider Polyglot | — | 49.3% |
| BigCodeBench Instruct | 39.1% | — |
| BigCodeBench Complete | 50.6% | — |
| HumanEval+ | 70.7% | — |
| MBPP+ | 69.7% | — |
Agentic & Tool Use Not comparable
GPT-3.5-turbo: —, Grok-3 mini: —
| Benchmark | GPT-3.5-turbo | Grok-3 mini |
|---|---|---|
| METR Time Horizons | 21.5% | — |
Reasoning Too close to call
GPT-3.5-turbo: 13.8 (#332), Grok-3 mini: 13.6 (#334)
| Benchmark | GPT-3.5-turbo | Grok-3 mini |
|---|---|---|
| LMArena Hard Prompts | 1108 | 1375 |
| Epoch Capabilities Index | 118.55 | 140.35 |
| ARC-AGI-2 | — | 0.4% |
| Kagi LLM Benchmark | — | 61.3% |
| ARC-AGI-1 | — | 16.5% |
| Chess Puzzles | 0% | — |
| Mystery Game Puzzles | 3% | — |
| DTBench | 48.5% | — |
| LMCA | 9.7% | — |
| Adversarial NLI | 58.1% | — |
| BIG-Bench Hard | 61.6% | — |
| CommonsenseQA 2.0 | 57% | — |
| ForecastBench | 50.4 | — |
| WinoGrande | 81.6% | — |
Math Grok-3 mini leads
GPT-3.5-turbo: 6.3 (#327), Grok-3 mini: 42.1 (#85)
| Benchmark | GPT-3.5-turbo | Grok-3 mini |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.2% | 77.8% |
| LMArena Math | 1142 | 1386 |
| MATH Level 5 | 15.9% | 90.9% |
| FrontierMath (Tiers 1-3) | 0% | — |
| Omni-MATH | — | 31.8% |
| FrontierMath (Feb 2025 set) | — | 5.9% |
| GSM8K | 57.8% | — |
Knowledge Grok-3 mini leads
GPT-3.5-turbo: 10.0 (#303), Grok-3 mini: 46.4 (#81)
| Benchmark | GPT-3.5-turbo | Grok-3 mini |
|---|---|---|
| GPQA Diamond | 28% | 76.3% |
| LMArena Expert | 1070 | 1395 |
| MMLU-Pro | — | 79.9% |
| Confabulations | — | 10.8% |
| GPQA (HELM) | — | 67.5% |
| ARC (AI2) Challenge | 87.4% | — |
| BoolQ | 87% | — |
| MMLU | 71.4% | — |
| OpenBookQA | 86% | — |
| TriviaQA | 85.8% | — |
Multilingual Grok-3 mini leads
GPT-3.5-turbo: 31.5 (#258), Grok-3 mini: 48.1 (#145)
| Benchmark | GPT-3.5-turbo | Grok-3 mini |
|---|---|---|
| LMArena Non-English | 1108 | 1352 |
| LMArena Chinese | 1075 | 1387 |
| LMArena French | 1118 | 1357 |
| LMArena German | 1090 | 1349 |
| LMArena Japanese | 1043 | 1342 |
| LMArena Korean | 1019 | 1335 |
| LMArena Russian | 1123 | 1353 |
| LMArena Spanish | 1121 | 1381 |
Instruction Following Grok-3 mini leads
GPT-3.5-turbo: 57.9 (#262), Grok-3 mini: 78.5 (#9)
| Benchmark | GPT-3.5-turbo | Grok-3 mini |
|---|---|---|
| LMArena Instruction Following | 1119 | 1357 |
| IFEval | — | 95.1% |
Long Context Grok-3 mini leads
GPT-3.5-turbo: 34.0 (#254), Grok-3 mini: 41.0 (#147)
| Benchmark | GPT-3.5-turbo | Grok-3 mini |
|---|---|---|
| LMArena Longer Query | 1121 | 1372 |
| Fiction.LiveBench | — | 66.7% |
Writing & Preference Grok-3 mini leads
GPT-3.5-turbo: 25.3 (#305), Grok-3 mini: 52.5 (#169)
| Benchmark | GPT-3.5-turbo | Grok-3 mini |
|---|---|---|
| LMArena Text | 1125 | 1370 |
| LMArena Creative Writing | 1092 | 1342 |
| LMArena Multi-Turn | 1117 | 1355 |
| Short-Story Creative Writing | — | 73.5% |
| EQ-Bench Creative Writing | 451 | — |
| WildBench | — | 65.1% |
Frequently asked questions
Is GPT-3.5-turbo better than Grok-3 mini?
Grok-3 mini is the stronger model overall, scoring 41.2 to 23.2 on the Noometry Index.
Is GPT-3.5-turbo or Grok-3 mini better for coding?
Grok-3 mini scores higher on coding benchmarks: 40.8 versus 23.9 in the Noometry coding category.
How many benchmarks do GPT-3.5-turbo and Grok-3 mini share?
22 benchmarks have published results for both models. GPT-3.5-turbo has 44 scored results on Noometry and Grok-3 mini has 35.