Model comparison
Gemma 4 26B A4B IT vs Yi-Lightning
Gemma 4 26B A4B IT is the stronger model overall, scoring 43.5 to 37.1 on the Noometry Index.
Last verified . 14 shared benchmarks.
GoogleSummary
- 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 coding, where Gemma 4 26B A4B IT leads 39.0 to 27.4.
- Gemma 4 26B A4B IT has downloadable open weights; the other is API-only.
Side by side
| Gemma 4 26B A4B IT | Yi-Lightning | |
|---|---|---|
| Provider | 01.AI | |
| Noometry Index | 43.5 | 37.1 |
| Released | 2026-04-02 | 2024-12-02 |
| Weights | Open | Proprietary |
| Context window | 262K | — |
| Max output | 33K | — |
| Input $ / M tokens | $0.0675 | — |
| Output $ / M tokens | $0.23 | — |
| Results tracked | 28 | 18 |
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Category by category
Coding Gemma 4 26B A4B IT leads
Gemma 4 26B A4B IT: 39.0 (#164), Yi-Lightning: 27.4 (#320)
| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Coding | 1447 | 1312 |
| Aider Polyglot | — | 12.9% |
| LMArena WebDev | 1359 | — |
| SciCode | 40% | — |
| WeirdML | 35.2% | — |
| ALE-Bench | 927.17 | — |
Reasoning Yi-Lightning leads
Gemma 4 26B A4B IT: 21.8 (#213), Yi-Lightning: 25.9 (#139)
| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1439 | 1302 |
| CritPt | 0% | — |
| Chess Puzzles | 6% | — |
| DTBench | 74.9% | — |
| LMCA | 29.7% | — |
| Epoch Capabilities Index | 141.85 | — |
Math Gemma 4 26B A4B IT leads
Gemma 4 26B A4B IT: 47.6 (#67), Yi-Lightning: 36.2 (#172)
| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Math | 1470 | 1300 |
| OTIS Mock AIME 2024-2025 | 82.2% | — |
Knowledge Gemma 4 26B A4B IT leads
Gemma 4 26B A4B IT: 45.7 (#85), Yi-Lightning: 35.4 (#185)
| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1447 | 1286 |
| GPQA Diamond | 73.2% | — |
| Vectara Hallucination Rate | 5.2% | — |
Multimodal Not comparable
Gemma 4 26B A4B IT: 40.6 (#46), Yi-Lightning: —
| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Vision | 1260 | — |
Multilingual Gemma 4 26B A4B IT leads
Gemma 4 26B A4B IT: 53.1 (#71), Yi-Lightning: 42.2 (#196)
| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1421 | 1269 |
| LMArena Chinese | 1495 | 1320 |
| LMArena French | 1460 | 1305 |
| LMArena Russian | 1434 | 1255 |
| LMArena Spanish | 1417 | 1315 |
| LMArena German | — | 1267 |
| LMArena Japanese | — | 1228 |
| LMArena Korean | — | 1192 |
Instruction Following Gemma 4 26B A4B IT leads
Gemma 4 26B A4B IT: 74.8 (#82), Yi-Lightning: 67.4 (#196)
| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1420 | 1278 |
Long Context Gemma 4 26B A4B IT leads
Gemma 4 26B A4B IT: 43.6 (#91), Yi-Lightning: 39.4 (#181)
| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1428 | 1297 |
Writing & Preference Gemma 4 26B A4B IT leads
Gemma 4 26B A4B IT: 58.6 (#115), Yi-Lightning: 50.2 (#184)
| Benchmark | Gemma 4 26B A4B IT | Yi-Lightning |
|---|---|---|
| LMArena Text | 1434 | 1302 |
| LMArena Creative Writing | 1402 | 1280 |
| LMArena Multi-Turn | 1441 | 1311 |
| EQ-Bench Creative Writing | 1305 | — |
Frequently asked questions
Is Gemma 4 26B A4B IT better than Yi-Lightning?
Gemma 4 26B A4B IT is the stronger model overall, scoring 43.5 to 37.1 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: 39.0 versus 27.4 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.