# Gemma 4 26B A4B IT vs Grok 4.3

> Gemma 4 26B A4B IT and Grok 4.3 score almost the same on the Noometry Index (43.5 vs 43.8), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/gemma-4-26b-a4b-it-vs-grok-4-3
- Last updated: 2026-10-10
- Shared benchmarks: 26

## Summary

- They share 26 benchmarks with published results for both. Gemma 4 26B A4B IT scores higher in 6 categories and Grok 4.3 in 3 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Grok 4.3 leads 35.9 to 21.8.
- The biggest single-benchmark swing is Chess Puzzles: 6% for Gemma 4 26B A4B IT and 25% for Grok 4.3.
- Gemma 4 26B A4B IT is cheaper at $0.0675 / $0.23 per million input/output tokens, against $1.25 / $2.50 for Grok 4.3.
- Grok 4.3 accepts more context: 1M tokens versus 262K.
- Gemma 4 26B A4B IT has downloadable open weights; the other is API-only.

## Snapshot

| | Gemma 4 26B A4B IT | Grok 4.3 |
|---|---|---|
| Provider | Google | xAI |
| Noometry Index | 43.5 | 43.8 |
| Rank | 92 | 86 |
| Context | 262K | 1M |
| Input $/M | $0.0675 | $1.25 |
| Output $/M | $0.23 | $2.50 |
| Weights | Open | Proprietary |

## Coding

- Gemma 4 26B A4B IT: 39.0 (#164)
- Grok 4.3: 41.6 (#121)

| Benchmark | Gemma 4 26B A4B IT | Grok 4.3 |
|---|---|---|
| LMArena WebDev | 1359 | 1357 |
| SciCode | 40% | 47.3% |
| WeirdML | 35.2% | 49.9% |
| LMArena Coding | 1447 | 1415 |
| ALE-Bench | 927.17 | 944.17 |

## Agentic & Tool Use

- Gemma 4 26B A4B IT: —
- Grok 4.3: 27.7 (#99)

| Benchmark | Gemma 4 26B A4B IT | Grok 4.3 |
|---|---|---|
| GDP.pdf | — | 8% |
| LMArena Search | — | 1165 |
| Vending-Bench 2 | — | 35.26 |

## Reasoning

- Gemma 4 26B A4B IT: 21.8 (#213)
- Grok 4.3: 35.9 (#68)

| Benchmark | Gemma 4 26B A4B IT | Grok 4.3 |
|---|---|---|
| CritPt | 0% | 8% |
| Chess Puzzles | 6% | 25% |
| LMArena Hard Prompts | 1439 | 1396 |
| DTBench | 74.9% | 90.7% |
| LMCA | 29.7% | 38.3% |
| Epoch Capabilities Index | 141.85 | 149.16 |
| NYT Connections (extended) | — | 55.2% |
| ForecastBench | — | 60.3 |

## Math

- Gemma 4 26B A4B IT: 47.6 (#67)
- Grok 4.3: 46.0 (#74)

| Benchmark | Gemma 4 26B A4B IT | Grok 4.3 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 82.2% | 93.3% |
| LMArena Math | 1470 | 1388 |
| FrontierMath (Tiers 1-3) | — | 42.8% |
| FrontierMath Tier 4 | — | 14.6% |
| ProofBench | — | 11% |

## Knowledge

- Gemma 4 26B A4B IT: 45.7 (#85)
- Grok 4.3: 52.5 (#62)

| Benchmark | Gemma 4 26B A4B IT | Grok 4.3 |
|---|---|---|
| GPQA Diamond | 73.2% | 88.8% |
| LMArena Expert | 1447 | 1385 |
| SimpleQA Verified | — | 33.2% |
| Vectara Hallucination Rate | 5.2% | — |

## Multimodal

- Gemma 4 26B A4B IT: 40.6 (#46)
- Grok 4.3: 31.6 (#104)

| Benchmark | Gemma 4 26B A4B IT | Grok 4.3 |
|---|---|---|
| LMArena Vision | 1260 | 1229 |
| Blueprint-Bench 2 | — | 0% |

## Multilingual

- Gemma 4 26B A4B IT: 53.1 (#71)
- Grok 4.3: 50.5 (#120)

| Benchmark | Gemma 4 26B A4B IT | Grok 4.3 |
|---|---|---|
| LMArena Non-English | 1421 | 1385 |
| LMArena Chinese | 1495 | 1422 |
| LMArena French | 1460 | 1412 |
| LMArena Russian | 1434 | 1399 |
| LMArena Spanish | 1417 | 1398 |
| LMArena German | — | 1395 |
| LMArena Japanese | — | 1379 |
| LMArena Korean | — | 1356 |

## Instruction Following

- Gemma 4 26B A4B IT: 74.8 (#82)
- Grok 4.3: 72.1 (#140)

| Benchmark | Gemma 4 26B A4B IT | Grok 4.3 |
|---|---|---|
| LMArena Instruction Following | 1420 | 1366 |

## Long Context

- Gemma 4 26B A4B IT: 43.6 (#91)
- Grok 4.3: 42.5 (#123)

| Benchmark | Gemma 4 26B A4B IT | Grok 4.3 |
|---|---|---|
| LMArena Longer Query | 1428 | 1393 |

## Writing & Preference

- Gemma 4 26B A4B IT: 58.6 (#115)
- Grok 4.3: 58.5 (#118)

| Benchmark | Gemma 4 26B A4B IT | Grok 4.3 |
|---|---|---|
| LMArena Text | 1434 | 1397 |
| LMArena Creative Writing | 1402 | 1380 |
| LMArena Multi-Turn | 1441 | 1406 |
| EQ-Bench Creative Writing | 1305 | — |
| EQ-Bench 4 | — | 1075 |

## FAQ

### Is Gemma 4 26B A4B IT better than Grok 4.3?

Gemma 4 26B A4B IT and Grok 4.3 score almost the same on the Noometry Index (43.5 vs 43.8), so choose on price, context window or the category you care about most.

### Which is cheaper, Gemma 4 26B A4B IT or Grok 4.3?

Gemma 4 26B A4B IT is cheaper. It lists at $0.0675 per million input tokens and $0.23 per million output tokens; Grok 4.3 lists at $1.25 and $2.50.

### Is Gemma 4 26B A4B IT or Grok 4.3 better for coding?

Grok 4.3 scores higher on coding benchmarks: 41.6 versus 39.0 in the Noometry coding category.

### Which has the bigger context window?

Grok 4.3 does, with 1M tokens against 262K.

### How many benchmarks do Gemma 4 26B A4B IT and Grok 4.3 share?

26 benchmarks have published results for both models. Gemma 4 26B A4B IT has 28 scored results on Noometry and Grok 4.3 has 40.