# Llama 3.2 1B vs Yi-Lightning

> Yi-Lightning is the stronger model overall, scoring 36.5 to 19.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/llama-3-2-1b-vs-yi-lightning
- Last updated: 2026-10-10
- Shared benchmarks: 13

## Summary

- They share 13 benchmarks with published results for both. Llama 3.2 1B scores higher in 0 categories and Yi-Lightning in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Yi-Lightning leads 50.4 to 21.4.
- Llama 3.2 1B has downloadable open weights; the other is API-only.

## Snapshot

| | Llama 3.2 1B | Yi-Lightning |
|---|---|---|
| Provider | Meta | 01.AI |
| Noometry Index | 19.9 | 36.5 |
| Rank | 349 | 206 |
| Context | 60K | — |
| Input $/M | $0.027 | — |
| Output $/M | $0.20 | — |
| Weights | Open | Proprietary |

## Coding

- Llama 3.2 1B: 20.6 (#333)
- Yi-Lightning: 27.0 (#315)

| Benchmark | Llama 3.2 1B | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1071 | 1313 |
| Aider Polyglot | — | 12.9% |
| BigCodeBench Instruct | 8.2% | — |
| BigCodeBench Complete | 11.3% | — |

## Agentic & Tool Use

- Llama 3.2 1B: 14.5 (#142)
- Yi-Lightning: —

| Benchmark | Llama 3.2 1B | Yi-Lightning |
|---|---|---|
| Berkeley Function Calling Leaderboard | 10.8% | — |
| BALROG | 6.6% | — |

## Reasoning

- Llama 3.2 1B: 15.6 (#304)
- Yi-Lightning: 24.9 (#137)

| Benchmark | Llama 3.2 1B | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1044 | 1302 |
| Chess Puzzles | 0% | — |
| Epoch Capabilities Index | 101.95 | — |

## Math

- Llama 3.2 1B: 9.7 (#308)
- Yi-Lightning: 33.5 (#173)

| Benchmark | Llama 3.2 1B | Yi-Lightning |
|---|---|---|
| LMArena Math | 1086 | 1300 |
| OTIS Mock AIME 2024-2025 | 0.6% | — |

## Knowledge

- Llama 3.2 1B: 7.2 (#307)
- Yi-Lightning: 34.8 (#182)

| Benchmark | Llama 3.2 1B | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1007 | 1286 |
| GPQA Diamond | 23.9% | — |

## Multilingual

- Llama 3.2 1B: 23.9 (#287)
- Yi-Lightning: 42.4 (#191)

| Benchmark | Llama 3.2 1B | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 973 | 1269 |
| LMArena Chinese | 958 | 1320 |
| LMArena German | 1014 | 1267 |
| LMArena Russian | 941 | 1255 |
| LMArena French | — | 1304 |
| LMArena Japanese | — | 1228 |
| LMArena Korean | — | 1192 |
| LMArena Spanish | — | 1315 |

## Instruction Following

- Llama 3.2 1B: 52.6 (#285)
- Yi-Lightning: 67.6 (#191)

| Benchmark | Llama 3.2 1B | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1031 | 1278 |

## Long Context

- Llama 3.2 1B: 31.9 (#269)
- Yi-Lightning: 39.4 (#176)

| Benchmark | Llama 3.2 1B | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1050 | 1297 |

## Writing & Preference

- Llama 3.2 1B: 21.4 (#305)
- Yi-Lightning: 50.4 (#178)

| Benchmark | Llama 3.2 1B | Yi-Lightning |
|---|---|---|
| LMArena Text | 1055 | 1302 |
| LMArena Creative Writing | 1033 | 1280 |
| LMArena Multi-Turn | 1030 | 1311 |
| EQ-Bench Creative Writing | 200 | — |

## FAQ

### Is Llama 3.2 1B better than Yi-Lightning?

Yi-Lightning is the stronger model overall, scoring 36.5 to 19.9 on the Noometry Index.

### Is Llama 3.2 1B or Yi-Lightning better for coding?

Yi-Lightning scores higher on coding benchmarks: 27.0 versus 20.6 in the Noometry coding category.

### How many benchmarks do Llama 3.2 1B and Yi-Lightning share?

13 benchmarks have published results for both models. Llama 3.2 1B has 22 scored results on Noometry and Yi-Lightning has 18.