Model comparison
Gemma 3n E4b IT vs Grok 4.1 Fast
Grok 4.1 Fast is the stronger model overall, scoring 41.4 to 37.3 on the Noometry Index.
Last verified . 17 shared benchmarks.
GoogleSummary
- They share 17 benchmarks with published results for both. Gemma 3n E4b IT scores higher in 3 categories and Grok 4.1 Fast in 5 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Grok 4.1 Fast leads 43.4 to 19.9.
- Gemma 3n E4b IT has downloadable open weights; the other is API-only.
Side by side
| Gemma 3n E4b IT | Grok 4.1 Fast | |
|---|---|---|
| Provider | xAI | |
| Noometry Index | 37.3 | 41.4 |
| Released | — | 2025-06-27 |
| Weights | Open | Proprietary |
| Context window | — | 128K |
| Max output | — | 30K |
| Input $ / M tokens | — | $0.20 |
| Output $ / M tokens | — | $0.50 |
| Results tracked | 18 | 32 |
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Category by category
Coding Gemma 3n E4b IT leads
Gemma 3n E4b IT: 37.0 (#198), Grok 4.1 Fast: 34.1 (#245)
| Benchmark | Gemma 3n E4b IT | Grok 4.1 Fast |
|---|---|---|
| LMArena Coding | 1268 | 1411 |
| LMArena WebDev | — | 1242 |
| ALE-Bench | — | 394.93 |
Agentic & Tool Use Not comparable
Gemma 3n E4b IT: —, Grok 4.1 Fast: 36.3 (#39)
| Benchmark | Gemma 3n E4b IT | Grok 4.1 Fast |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 69.6% |
| τ²-bench Banking | — | 13.1% |
| LMArena Search | — | 1171 |
| Vending-Bench 2 | — | 1,107 |
Reasoning Grok 4.1 Fast leads
Gemma 3n E4b IT: 19.9 (#247), Grok 4.1 Fast: 43.4 (#49)
| Benchmark | Gemma 3n E4b IT | Grok 4.1 Fast |
|---|---|---|
| LMArena Hard Prompts | 1284 | 1407 |
| SimpleBench | — | 56% |
| Kagi LLM Benchmark | 31.5% | — |
| NYT Connections (extended) | — | 87.4% |
| DTBench | — | 87.7% |
| ForecastBench | — | 61 |
Math Gemma 3n E4b IT leads
Gemma 3n E4b IT: 35.1 (#188), Grok 4.1 Fast: 31.9 (#221)
| Benchmark | Gemma 3n E4b IT | Grok 4.1 Fast |
|---|---|---|
| LMArena Math | 1251 | 1408 |
| MathArena Final-Answer Competitions | — | 60.9% |
| ProofBench | — | 4% |
Knowledge Gemma 3n E4b IT leads
Gemma 3n E4b IT: 34.2 (#198), Grok 4.1 Fast: 33.1 (#207)
| Benchmark | Gemma 3n E4b IT | Grok 4.1 Fast |
|---|---|---|
| LMArena Expert | 1246 | 1399 |
| Vectara Hallucination Rate | — | 17.8% |
Multimodal Not comparable
Gemma 3n E4b IT: —, Grok 4.1 Fast: 37.0 (#76)
| Benchmark | Gemma 3n E4b IT | Grok 4.1 Fast |
|---|---|---|
| LMArena Vision | — | 1201 |
Multilingual Grok 4.1 Fast leads
Gemma 3n E4b IT: 43.4 (#183), Grok 4.1 Fast: 51.0 (#114)
| Benchmark | Gemma 3n E4b IT | Grok 4.1 Fast |
|---|---|---|
| LMArena Non-English | 1285 | 1391 |
| LMArena Chinese | 1309 | 1441 |
| LMArena French | 1330 | 1415 |
| LMArena German | 1311 | 1404 |
| LMArena Japanese | 1272 | 1349 |
| LMArena Korean | 1259 | 1361 |
| LMArena Russian | 1288 | 1387 |
| LMArena Spanish | 1305 | 1413 |
Instruction Following Grok 4.1 Fast leads
Gemma 3n E4b IT: 66.1 (#210), Grok 4.1 Fast: 72.7 (#133)
| Benchmark | Gemma 3n E4b IT | Grok 4.1 Fast |
|---|---|---|
| LMArena Instruction Following | 1255 | 1376 |
Long Context Grok 4.1 Fast leads
Gemma 3n E4b IT: 38.7 (#191), Grok 4.1 Fast: 42.4 (#126)
| Benchmark | Gemma 3n E4b IT | Grok 4.1 Fast |
|---|---|---|
| LMArena Longer Query | 1276 | 1390 |
Writing & Preference Grok 4.1 Fast leads
Gemma 3n E4b IT: 50.1 (#186), Grok 4.1 Fast: 57.2 (#131)
| Benchmark | Gemma 3n E4b IT | Grok 4.1 Fast |
|---|---|---|
| LMArena Text | 1306 | 1408 |
| LMArena Creative Writing | 1287 | 1394 |
| LMArena Multi-Turn | 1276 | 1389 |
| EQ-Bench Creative Writing | — | 1327 |
Frequently asked questions
Is Gemma 3n E4b IT better than Grok 4.1 Fast?
Grok 4.1 Fast is the stronger model overall, scoring 41.4 to 37.3 on the Noometry Index.
Is Gemma 3n E4b IT or Grok 4.1 Fast better for coding?
Gemma 3n E4b IT scores higher on coding benchmarks: 37.0 versus 34.1 in the Noometry coding category.
How many benchmarks do Gemma 3n E4b IT and Grok 4.1 Fast share?
17 benchmarks have published results for both models. Gemma 3n E4b IT has 18 scored results on Noometry and Grok 4.1 Fast has 32.