# Gemma 4 26B A4B IT vs o1

> Gemma 4 26B A4B IT is the stronger model overall, scoring 43.5 to 40.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-4-26b-a4b-it-vs-o1
- Last updated: 2026-10-10
- Shared benchmarks: 22

## Summary

- They share 22 benchmarks with published results for both. Gemma 4 26B A4B IT scores higher in 6 categories and o1 in 3 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Gemma 4 26B A4B IT leads 47.6 to 36.1.
- The biggest single-benchmark swing is WeirdML: 35.2% for Gemma 4 26B A4B IT and 47.6% for o1.
- Gemma 4 26B A4B IT is cheaper at $0.0675 / $0.23 per million input/output tokens, against $15 / $60 for o1.
- Gemma 4 26B A4B IT accepts more context: 262K tokens versus 200K.
- Gemma 4 26B A4B IT has downloadable open weights; the other is API-only.

## Snapshot

| | Gemma 4 26B A4B IT | o1 |
|---|---|---|
| Provider | Google | OpenAI |
| Noometry Index | 43.5 | 40.9 |
| Rank | 92 | 143 |
| Context | 262K | 200K |
| Input $/M | $0.0675 | $15 |
| Output $/M | $0.23 | $60 |
| Weights | Open | Proprietary |

## Coding

- Gemma 4 26B A4B IT: 39.0 (#164)
- o1: 46.1 (#70)

| Benchmark | Gemma 4 26B A4B IT | o1 |
|---|---|---|
| WeirdML | 35.2% | 47.6% |
| LMArena Coding | 1447 | 1367 |
| Aider Polyglot | — | 61.7% |
| LMArena WebDev | 1359 | — |
| SciCode | 40% | — |
| LiveBench Coding | — | 69.7% |
| CadEval | — | 56% |
| ALE-Bench | 927.17 | — |
| HumanEval+ | — | 89% |
| MBPP+ | — | 80.2% |

## Agentic & Tool Use

- Gemma 4 26B A4B IT: —
- o1: 24.6 (#117)

| Benchmark | Gemma 4 26B A4B IT | o1 |
|---|---|---|
| Cybench | — | 10% |
| METR Time Horizons | — | 51.1% |

## Reasoning

- Gemma 4 26B A4B IT: 21.8 (#213)
- o1: 27.9 (#111)

| Benchmark | Gemma 4 26B A4B IT | o1 |
|---|---|---|
| Chess Puzzles | 6% | 15% |
| LMArena Hard Prompts | 1439 | 1371 |
| DTBench | 74.9% | 74.7% |
| LMCA | 29.7% | 22.3% |
| Epoch Capabilities Index | 141.85 | 141.91 |
| SimpleBench | — | 41.7% |
| ARC-AGI-1 | — | 30.7% |
| CritPt | 0% | — |
| EnigmaEval | — | 5.7% |
| LiveBench Reasoning | — | 91.6% |
| LiveBench Data Analysis | — | 65.5% |
| LiveBench | — | 75.7% |

## Math

- Gemma 4 26B A4B IT: 47.6 (#67)
- o1: 36.1 (#175)

| Benchmark | Gemma 4 26B A4B IT | o1 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 82.2% | 73.3% |
| LMArena Math | 1470 | 1388 |
| FrontierMath (Tiers 1-3) | — | 14.7% |
| LiveBench Math | — | 80.3% |
| MATH Level 5 | — | 94.7% |
| FrontierMath (Feb 2025 set) | — | 9.3% |

## Knowledge

- Gemma 4 26B A4B IT: 45.7 (#85)
- o1: 41.5 (#110)

| Benchmark | Gemma 4 26B A4B IT | o1 |
|---|---|---|
| GPQA Diamond | 73.2% | 76.8% |
| LMArena Expert | 1447 | 1361 |
| Humanity's Last Exam | — | 8% |
| SimpleQA Verified | — | 41.1% |
| Confabulations | — | 11.7% |
| Vectara Hallucination Rate | 5.2% | — |

## Multimodal

- Gemma 4 26B A4B IT: 40.6 (#46)
- o1: 34.2 (#93)

| Benchmark | Gemma 4 26B A4B IT | o1 |
|---|---|---|
| LMArena Vision | 1260 | 1168 |
| GeoBench | — | 80% |
| VPCT | — | 37% |
| SpatialViz-Bench | — | 41.4% |

## Multilingual

- Gemma 4 26B A4B IT: 53.1 (#71)
- o1: 48.6 (#142)

| Benchmark | Gemma 4 26B A4B IT | o1 |
|---|---|---|
| LMArena Non-English | 1421 | 1358 |
| LMArena Chinese | 1495 | 1394 |
| LMArena French | 1460 | 1344 |
| LMArena Russian | 1434 | 1356 |
| LMArena Spanish | 1417 | 1345 |
| LMArena German | — | 1337 |
| LMArena Japanese | — | 1346 |
| LMArena Korean | — | 1396 |

## Instruction Following

- Gemma 4 26B A4B IT: 74.8 (#82)
- o1: 74.8 (#86)

| Benchmark | Gemma 4 26B A4B IT | o1 |
|---|---|---|
| LMArena Instruction Following | 1420 | 1367 |
| LiveBench Instruction Following | — | 81.5% |

## Long Context

- Gemma 4 26B A4B IT: 43.6 (#91)
- o1: 50.3 (#9)

| Benchmark | Gemma 4 26B A4B IT | o1 |
|---|---|---|
| LMArena Longer Query | 1428 | 1378 |
| Fiction.LiveBench | — | 83.3% |

## Writing & Preference

- Gemma 4 26B A4B IT: 58.6 (#115)
- o1: 55.6 (#144)

| Benchmark | Gemma 4 26B A4B IT | o1 |
|---|---|---|
| LMArena Text | 1434 | 1366 |
| LMArena Creative Writing | 1402 | 1348 |
| LMArena Multi-Turn | 1441 | 1369 |
| Short-Story Creative Writing | — | 70.2% |
| EQ-Bench Creative Writing | 1305 | — |
| LiveBench Language | — | 65.4% |

## FAQ

### Is Gemma 4 26B A4B IT better than o1?

Gemma 4 26B A4B IT is the stronger model overall, scoring 43.5 to 40.9 on the Noometry Index.

### Which is cheaper, Gemma 4 26B A4B IT or o1?

Gemma 4 26B A4B IT is cheaper. It lists at $0.0675 per million input tokens and $0.23 per million output tokens; o1 lists at $15 and $60.

### Is Gemma 4 26B A4B IT or o1 better for coding?

o1 scores higher on coding benchmarks: 46.1 versus 39.0 in the Noometry coding category.

### Which has the bigger context window?

Gemma 4 26B A4B IT does, with 262K tokens against 200K.

### How many benchmarks do Gemma 4 26B A4B IT and o1 share?

22 benchmarks have published results for both models. Gemma 4 26B A4B IT has 28 scored results on Noometry and o1 has 52.