# Gemma 1.1 2b IT vs Yi-Lightning

> Yi-Lightning is the stronger model overall, scoring 37.1 to 29.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-1-1-2b-it-vs-yi-lightning
- Last updated: 2026-10-11
- Shared benchmarks: 14

## Summary

- They share 14 benchmarks with published results for both. Gemma 1.1 2b IT scores higher in 1 category and Yi-Lightning in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Yi-Lightning leads 50.2 to 25.1.
- Gemma 1.1 2b IT has downloadable open weights; the other is API-only.

## Snapshot

| | Gemma 1.1 2b IT | Yi-Lightning |
|---|---|---|
| Provider | Google | 01.AI |
| Noometry Index | 29.3 | 37.1 |
| Rank | 313 | 209 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Proprietary |

## Coding

- Gemma 1.1 2b IT: 30.1 (#299)
- Yi-Lightning: 27.4 (#320)

| Benchmark | Gemma 1.1 2b IT | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1034 | 1312 |
| Aider Polyglot | — | 12.9% |
| HumanEval+ | 17.7% | — |
| MBPP+ | 23.3% | — |

## Reasoning

- Gemma 1.1 2b IT: 19.1 (#270)
- Yi-Lightning: 25.9 (#139)

| Benchmark | Gemma 1.1 2b IT | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1005 | 1302 |

## Math

- Gemma 1.1 2b IT: 30.8 (#232)
- Yi-Lightning: 36.2 (#172)

| Benchmark | Gemma 1.1 2b IT | Yi-Lightning |
|---|---|---|
| LMArena Math | 1047 | 1300 |

## Knowledge

- Gemma 1.1 2b IT: 26.5 (#258)
- Yi-Lightning: 35.4 (#185)

| Benchmark | Gemma 1.1 2b IT | Yi-Lightning |
|---|---|---|
| LMArena Expert | 970 | 1286 |

## Multilingual

- Gemma 1.1 2b IT: 24.6 (#289)
- Yi-Lightning: 42.2 (#196)

| Benchmark | Gemma 1.1 2b IT | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 988 | 1269 |
| LMArena Chinese | 1012 | 1320 |
| LMArena German | 944 | 1267 |
| LMArena Korean | 899 | 1192 |
| LMArena Russian | 990 | 1255 |
| LMArena French | — | 1305 |
| LMArena Japanese | — | 1228 |
| LMArena Spanish | — | 1315 |

## Instruction Following

- Gemma 1.1 2b IT: 49.9 (#299)
- Yi-Lightning: 67.4 (#196)

| Benchmark | Gemma 1.1 2b IT | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 992 | 1278 |

## Long Context

- Gemma 1.1 2b IT: 30.6 (#286)
- Yi-Lightning: 39.4 (#181)

| Benchmark | Gemma 1.1 2b IT | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1003 | 1297 |

## Writing & Preference

- Gemma 1.1 2b IT: 25.1 (#306)
- Yi-Lightning: 50.2 (#184)

| Benchmark | Gemma 1.1 2b IT | Yi-Lightning |
|---|---|---|
| LMArena Text | 1022 | 1302 |
| LMArena Creative Writing | 998 | 1280 |
| LMArena Multi-Turn | 959 | 1311 |

## FAQ

### Is Gemma 1.1 2b IT better than Yi-Lightning?

Yi-Lightning is the stronger model overall, scoring 37.1 to 29.3 on the Noometry Index.

### Is Gemma 1.1 2b IT or Yi-Lightning better for coding?

Gemma 1.1 2b IT scores higher on coding benchmarks: 30.1 versus 27.4 in the Noometry coding category.

### How many benchmarks do Gemma 1.1 2b IT and Yi-Lightning share?

14 benchmarks have published results for both models. Gemma 1.1 2b IT has 16 scored results on Noometry and Yi-Lightning has 18.