# Palm 2 vs Yi-Lightning

> Yi-Lightning is the stronger model overall, scoring 37.1 to 30.0 on the Noometry Index.

- Canonical page: https://noometry.com/compare/palm-2-vs-yi-lightning
- Last updated: 2026-10-11
- Shared benchmarks: 10

## Summary

- They share 10 benchmarks with published results for both. Palm 2 scores higher in 1 category and Yi-Lightning in 6 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Yi-Lightning leads 50.2 to 25.6.

## Snapshot

| | Palm 2 | Yi-Lightning |
|---|---|---|
| Provider | Google | 01.AI |
| Noometry Index | 30.0 | 37.1 |
| Rank | 298 | 209 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Proprietary |

## Coding

- Palm 2: 29.0 (#311)
- Yi-Lightning: 27.4 (#320)

| Benchmark | Palm 2 | Yi-Lightning |
|---|---|---|
| LMArena Coding | 994 | 1312 |
| Aider Polyglot | — | 12.9% |

## Reasoning

- Palm 2: 19.1 (#271)
- Yi-Lightning: 25.9 (#139)

| Benchmark | Palm 2 | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1005 | 1302 |

## Math

- Palm 2: 30.8 (#231)
- Yi-Lightning: 36.2 (#172)

| Benchmark | Palm 2 | Yi-Lightning |
|---|---|---|
| LMArena Math | 1049 | 1300 |

## Knowledge

- Palm 2: —
- Yi-Lightning: 35.4 (#185)

| Benchmark | Palm 2 | Yi-Lightning |
|---|---|---|
| LMArena Expert | — | 1286 |

## Multilingual

- Palm 2: 20.9 (#295)
- Yi-Lightning: 42.2 (#196)

| Benchmark | Palm 2 | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 916 | 1269 |
| LMArena Chinese | 887 | 1320 |
| LMArena French | — | 1305 |
| LMArena German | — | 1267 |
| LMArena Japanese | — | 1228 |
| LMArena Korean | — | 1192 |
| LMArena Russian | — | 1255 |
| LMArena Spanish | — | 1315 |

## Instruction Following

- Palm 2: 51.0 (#296)
- Yi-Lightning: 67.4 (#196)

| Benchmark | Palm 2 | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1010 | 1278 |

## Long Context

- Palm 2: 30.8 (#285)
- Yi-Lightning: 39.4 (#181)

| Benchmark | Palm 2 | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1010 | 1297 |

## Writing & Preference

- Palm 2: 25.6 (#304)
- Yi-Lightning: 50.2 (#184)

| Benchmark | Palm 2 | Yi-Lightning |
|---|---|---|
| LMArena Text | 1027 | 1302 |
| LMArena Creative Writing | 991 | 1280 |
| LMArena Multi-Turn | 994 | 1311 |

## FAQ

### Is Palm 2 better than Yi-Lightning?

Yi-Lightning is the stronger model overall, scoring 37.1 to 30.0 on the Noometry Index.

### Is Palm 2 or Yi-Lightning better for coding?

Palm 2 scores higher on coding benchmarks: 29.0 versus 27.4 in the Noometry coding category.

### How many benchmarks do Palm 2 and Yi-Lightning share?

10 benchmarks have published results for both models. Palm 2 has 10 scored results on Noometry and Yi-Lightning has 18.