# Grok-3 mini vs Yi-1.5-34B

> Grok-3 mini is the stronger model overall, scoring 41.0 to 30.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-3-mini-vs-yi-1-5-34b
- Last updated: 2026-10-10
- Shared benchmarks: 19

## Summary

- They share 19 benchmarks with published results for both. Grok-3 mini scores higher in 7 categories and Yi-1.5-34B in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok-3 mini leads 46.3 to 14.8.
- The biggest single-benchmark swing is MATH Level 5: 90.9% for Grok-3 mini and 25.5% for Yi-1.5-34B.
- Yi-1.5-34B has downloadable open weights; the other is API-only.

## Snapshot

| | Grok-3 mini | Yi-1.5-34B |
|---|---|---|
| Provider | xAI | 01.AI |
| Noometry Index | 41.0 | 30.2 |
| Rank | 130 | 286 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Grok-3 mini: 40.4 (#126)
- Yi-1.5-34B: 31.9 (#267)

| Benchmark | Grok-3 mini | Yi-1.5-34B |
|---|---|---|
| LMArena Coding | 1380 | 1169 |
| Aider Polyglot | 49.3% | — |
| WeirdML | 42.6% | — |
| BigCodeBench Instruct | — | 33.9% |
| BigCodeBench Complete | — | 43.8% |

## Reasoning

- Grok-3 mini: 13.8 (#323)
- Yi-1.5-34B: 21.5 (#195)

| Benchmark | Grok-3 mini | Yi-1.5-34B |
|---|---|---|
| LMArena Hard Prompts | 1374 | 1160 |
| ARC-AGI-2 | 0.4% | — |
| Kagi LLM Benchmark | 61.3% | — |
| ARC-AGI-1 | 16.5% | — |
| Epoch Capabilities Index | 140.35 | — |

## Math

- Grok-3 mini: 40.3 (#78)
- Yi-1.5-34B: 25.3 (#248)

| Benchmark | Grok-3 mini | Yi-1.5-34B |
|---|---|---|
| LMArena Math | 1386 | 1182 |
| MATH Level 5 | 90.9% | 25.5% |
| OTIS Mock AIME 2024-2025 | 77.8% | — |
| Omni-MATH | 31.8% | — |
| FrontierMath (Feb 2025 set) | 5.9% | — |

## Knowledge

- Grok-3 mini: 46.3 (#75)
- Yi-1.5-34B: 14.8 (#290)

| Benchmark | Grok-3 mini | Yi-1.5-34B |
|---|---|---|
| GPQA Diamond | 76.3% | 32% |
| LMArena Expert | 1395 | 1144 |
| MMLU-Pro | 79.9% | — |
| Confabulations | 10.8% | — |
| GPQA (HELM) | 67.5% | — |

## Multilingual

- Grok-3 mini: 48.3 (#141)
- Yi-1.5-34B: 32.5 (#251)

| Benchmark | Grok-3 mini | Yi-1.5-34B |
|---|---|---|
| LMArena Non-English | 1352 | 1121 |
| LMArena Chinese | 1387 | 1213 |
| LMArena French | 1357 | 1155 |
| LMArena German | 1350 | 1111 |
| LMArena Japanese | 1343 | 1021 |
| LMArena Korean | 1336 | 1005 |
| LMArena Russian | 1352 | 1091 |
| LMArena Spanish | 1379 | 1120 |

## Instruction Following

- Grok-3 mini: 78.7 (#8)
- Yi-1.5-34B: 59.4 (#252)

| Benchmark | Grok-3 mini | Yi-1.5-34B |
|---|---|---|
| LMArena Instruction Following | 1356 | 1139 |
| IFEval | 95.1% | — |

## Long Context

- Grok-3 mini: 41.0 (#142)
- Yi-1.5-34B: 34.6 (#243)

| Benchmark | Grok-3 mini | Yi-1.5-34B |
|---|---|---|
| LMArena Longer Query | 1372 | 1144 |
| Fiction.LiveBench | 66.7% | — |

## Writing & Preference

- Grok-3 mini: 52.7 (#163)
- Yi-1.5-34B: 37.6 (#252)

| Benchmark | Grok-3 mini | Yi-1.5-34B |
|---|---|---|
| LMArena Text | 1370 | 1173 |
| LMArena Creative Writing | 1342 | 1135 |
| LMArena Multi-Turn | 1355 | 1153 |
| Short-Story Creative Writing | 73.5% | — |
| WildBench | 65.1% | — |

## FAQ

### Is Grok-3 mini better than Yi-1.5-34B?

Grok-3 mini is the stronger model overall, scoring 41.0 to 30.2 on the Noometry Index.

### Is Grok-3 mini or Yi-1.5-34B better for coding?

Grok-3 mini scores higher on coding benchmarks: 40.4 versus 31.9 in the Noometry coding category.

### How many benchmarks do Grok-3 mini and Yi-1.5-34B share?

19 benchmarks have published results for both models. Grok-3 mini has 35 scored results on Noometry and Yi-1.5-34B has 21.