# Gemma 4 26B A4B IT vs Yi-Lightning

> Gemma 4 26B A4B IT is the stronger model overall, scoring 43.1 to 36.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-4-26b-a4b-it-vs-yi-lightning
- Last updated: 2026-10-10
- Shared benchmarks: 14

## Summary

- They share 14 benchmarks with published results for both. Gemma 4 26B A4B IT scores higher in 7 categories and Yi-Lightning in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Gemma 4 26B A4B IT leads 45.7 to 33.5.
- Gemma 4 26B A4B IT has downloadable open weights; the other is API-only.

## Snapshot

| | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| Provider | Google | 01.AI |
| Noometry Index | 43.1 | 36.5 |
| Rank | 88 | 206 |
| Context | 262K | — |
| Input $/M | $0.0765 | — |
| Output $/M | $0.26 | — |
| Weights | Open | Proprietary |

## Coding

- Gemma 4 26B A4B IT: 38.8 (#156)
- Yi-Lightning: 27.0 (#315)

| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1446 | 1313 |
| Aider Polyglot | — | 12.9% |
| LMArena WebDev | 1359 | — |
| SciCode | 40% | — |
| WeirdML | 35.2% | — |
| ALE-Bench | 927.17 | — |

## Reasoning

- Gemma 4 26B A4B IT: 21.1 (#205)
- Yi-Lightning: 24.9 (#137)

| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1438 | 1302 |
| CritPt | 0% | — |
| Chess Puzzles | 6% | — |
| DTBench | 74.9% | — |
| LMCA | 29.7% | — |
| Epoch Capabilities Index | 141.85 | — |

## Math

- Gemma 4 26B A4B IT: 45.7 (#61)
- Yi-Lightning: 33.5 (#173)

| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Math | 1469 | 1300 |
| OTIS Mock AIME 2024-2025 | 82.2% | — |

## Knowledge

- Gemma 4 26B A4B IT: 45.6 (#79)
- Yi-Lightning: 34.8 (#182)

| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1447 | 1286 |
| GPQA Diamond | 73.2% | — |
| Vectara Hallucination Rate | 5.2% | — |

## Multimodal

- Gemma 4 26B A4B IT: 39.9 (#43)
- Yi-Lightning: —

| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Vision | 1260 | — |

## Multilingual

- Gemma 4 26B A4B IT: 53.3 (#68)
- Yi-Lightning: 42.4 (#191)

| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1422 | 1269 |
| LMArena Chinese | 1495 | 1320 |
| LMArena French | 1459 | 1304 |
| LMArena Russian | 1434 | 1255 |
| LMArena Spanish | 1415 | 1315 |
| LMArena German | — | 1267 |
| LMArena Japanese | — | 1228 |
| LMArena Korean | — | 1192 |

## Instruction Following

- Gemma 4 26B A4B IT: 75.0 (#78)
- Yi-Lightning: 67.6 (#191)

| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1420 | 1278 |

## Long Context

- Gemma 4 26B A4B IT: 43.6 (#87)
- Yi-Lightning: 39.4 (#176)

| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1427 | 1297 |

## Writing & Preference

- Gemma 4 26B A4B IT: 58.8 (#110)
- Yi-Lightning: 50.4 (#178)

| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Text | 1434 | 1302 |
| LMArena Creative Writing | 1401 | 1280 |
| LMArena Multi-Turn | 1442 | 1311 |
| EQ-Bench Creative Writing | 1305 | — |

## FAQ

### Is Gemma 4 26B A4B IT better than Yi-Lightning?

Gemma 4 26B A4B IT is the stronger model overall, scoring 43.1 to 36.5 on the Noometry Index.

### Is Gemma 4 26B A4B IT or Yi-Lightning better for coding?

Gemma 4 26B A4B IT scores higher on coding benchmarks: 38.8 versus 27.0 in the Noometry coding category.

### How many benchmarks do Gemma 4 26B A4B IT and Yi-Lightning share?

14 benchmarks have published results for both models. Gemma 4 26B A4B IT has 28 scored results on Noometry and Yi-Lightning has 18.