# Gemma 2 9B vs Yi-34B

> Yi-34B is the stronger model overall, scoring 27.8 to 25.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-2-9b-vs-yi-34b
- Last updated: 2026-10-12
- Shared benchmarks: 22

## Summary

- They share 22 benchmarks with published results for both. Gemma 2 9B scores higher in 4 categories and Yi-34B in 4 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Yi-34B leads 21.6 to 9.9.
- The biggest single-benchmark swing is MATH Level 5: 21% for Gemma 2 9B and 5.1% for Yi-34B.

## Snapshot

| | Gemma 2 9B | Yi-34B |
|---|---|---|
| Provider | Google | 01.AI |
| Noometry Index | 25.9 | 27.8 |
| Rank | 341 | 329 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- Gemma 2 9B: 29.4 (#304)
- Yi-34B: 32.3 (#274)

| Benchmark | Gemma 2 9B | Yi-34B |
|---|---|---|
| LMArena Coding | 1173 | 1112 |
| BigCodeBench Instruct | 34.7% | — |
| LiveBench Coding | 22.5% | — |
| BigCodeBench Complete | 40.6% | — |

## Reasoning

- Gemma 2 9B: 15.9 (#309)
- Yi-34B: 21.2 (#226)

| Benchmark | Gemma 2 9B | Yi-34B |
|---|---|---|
| LMArena Hard Prompts | 1171 | 1104 |
| Epoch Capabilities Index | 119.83 | 117.39 |
| LiveBench Reasoning | 15.2% | — |
| LiveBench Data Analysis | 36.4% | — |
| BIG-Bench Hard | — | 71.7% |
| LiveBench | 28.7% | — |
| PIQA | 83.7% | — |

## Math

- Gemma 2 9B: 9.9 (#318)
- Yi-34B: 21.6 (#282)

| Benchmark | Gemma 2 9B | Yi-34B |
|---|---|---|
| LMArena Math | 1183 | 1114 |
| MATH Level 5 | 21% | 5.1% |
| GSM8K | 84.9% | 76% |
| OTIS Mock AIME 2024-2025 | 0.6% | — |
| LiveBench Math | 19.8% | — |

## Knowledge

- Gemma 2 9B: 9.7 (#305)
- Yi-34B: 7.5 (#309)

| Benchmark | Gemma 2 9B | Yi-34B |
|---|---|---|
| GPQA Diamond | 27.5% | 14.7% |
| LMArena Expert | 1147 | 1061 |
| MMLU | 72.1% | 76.3% |
| BoolQ | 85.7% | — |

## Multilingual

- Gemma 2 9B: 36.6 (#238)
- Yi-34B: 29.7 (#264)

| Benchmark | Gemma 2 9B | Yi-34B |
|---|---|---|
| LMArena Non-English | 1188 | 1079 |
| LMArena Chinese | 1185 | 1176 |
| LMArena French | 1190 | 1081 |
| LMArena German | 1186 | 1042 |
| LMArena Japanese | 1144 | 993 |
| LMArena Korean | 1137 | 959 |
| LMArena Russian | 1200 | 1050 |
| LMArena Spanish | 1200 | 1070 |

## Instruction Following

- Gemma 2 9B: 57.6 (#269)
- Yi-34B: 56.2 (#274)

| Benchmark | Gemma 2 9B | Yi-34B |
|---|---|---|
| LMArena Instruction Following | 1178 | 1091 |
| LiveBench Instruction Following | 52.6% | — |

## Long Context

- Gemma 2 9B: 36.3 (#233)
- Yi-34B: 33.2 (#264)

| Benchmark | Gemma 2 9B | Yi-34B |
|---|---|---|
| LMArena Longer Query | 1197 | 1094 |

## Writing & Preference

- Gemma 2 9B: 32.1 (#281)
- Yi-34B: 34.1 (#273)

| Benchmark | Gemma 2 9B | Yi-34B |
|---|---|---|
| LMArena Text | 1207 | 1129 |
| LMArena Creative Writing | 1206 | 1108 |
| LMArena Multi-Turn | 1193 | 1113 |
| EQ-Bench Creative Writing | 841 | — |
| LiveBench Language | 25.5% | — |

## FAQ

### Is Gemma 2 9B better than Yi-34B?

Yi-34B is the stronger model overall, scoring 27.8 to 25.9 on the Noometry Index.

### Is Gemma 2 9B or Yi-34B better for coding?

Yi-34B scores higher on coding benchmarks: 32.3 versus 29.4 in the Noometry coding category.

### How many benchmarks do Gemma 2 9B and Yi-34B share?

22 benchmarks have published results for both models. Gemma 2 9B has 35 scored results on Noometry and Yi-34B has 23.