Model comparison
Gemma 1.1 2b IT vs Grok 4 Fast
Grok 4 Fast is the stronger model overall, scoring 39.0 to 28.8 on the Noometry Index.
Last verified . 14 shared benchmarks.
GoogleSummary
- They share 14 benchmarks with published results for both. Gemma 1.1 2b IT scores higher in 0 categories and Grok 4 Fast in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 4 Fast leads 60.2 to 25.3.
- Gemma 1.1 2b IT has downloadable open weights; the other is API-only.
Side by side
| Gemma 1.1 2b IT | Grok 4 Fast | |
|---|---|---|
| Provider | xAI | |
| Noometry Index | 28.8 | 39.0 |
| Released | — | 2025-09-19 |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 16 | 30 |
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Category by category
Coding Grok 4 Fast leads
Gemma 1.1 2b IT: 29.6 (#294), Grok 4 Fast: 32.3 (#264)
| Benchmark | Gemma 1.1 2b IT | Grok 4 Fast |
|---|---|---|
| LMArena Coding | 1034 | 1429 |
| LMArena WebDev | — | 1160 |
| WeirdML | — | 42.9% |
| HumanEval+ | 17.7% | — |
| MBPP+ | 23.3% | — |
Agentic & Tool Use Not comparable
Gemma 1.1 2b IT: —, Grok 4 Fast: 29.3 (#80)
| Benchmark | Gemma 1.1 2b IT | Grok 4 Fast |
|---|---|---|
| τ²-bench Banking | — | 15.7% |
| Cybench | — | 30% |
| LMArena Search | — | 1171 |
Reasoning Grok 4 Fast leads
Gemma 1.1 2b IT: 18.2 (#268), Grok 4 Fast: 22.5 (#179)
| Benchmark | Gemma 1.1 2b IT | Grok 4 Fast |
|---|---|---|
| LMArena Hard Prompts | 1005 | 1413 |
| ARC-AGI-2 | — | 5.3% |
| Kagi LLM Benchmark | — | 66.1% |
| ARC-AGI-1 | — | 48.5% |
| DTBench | — | 82.7% |
| Epoch Capabilities Index | — | 144.21 |
| ForecastBench | — | 60.5 |
Math Grok 4 Fast leads
Gemma 1.1 2b IT: 28.3 (#230), Grok 4 Fast: 36.1 (#126)
| Benchmark | Gemma 1.1 2b IT | Grok 4 Fast |
|---|---|---|
| LMArena Math | 1047 | 1419 |
Knowledge Grok 4 Fast leads
Gemma 1.1 2b IT: 26.0 (#255), Grok 4 Fast: 31.5 (#211)
| Benchmark | Gemma 1.1 2b IT | Grok 4 Fast |
|---|---|---|
| LMArena Expert | 970 | 1411 |
| Vectara Hallucination Rate | — | 19.7% |
Multilingual Grok 4 Fast leads
Gemma 1.1 2b IT: 24.7 (#284), Grok 4 Fast: 51.5 (#106)
| Benchmark | Gemma 1.1 2b IT | Grok 4 Fast |
|---|---|---|
| LMArena Non-English | 988 | 1397 |
| LMArena Chinese | 1011 | 1458 |
| LMArena German | 944 | 1383 |
| LMArena Korean | 899 | 1359 |
| LMArena Russian | 990 | 1387 |
| LMArena French | — | 1433 |
| LMArena Japanese | — | 1358 |
| LMArena Spanish | — | 1414 |
Instruction Following Grok 4 Fast leads
Gemma 1.1 2b IT: 50.1 (#294), Grok 4 Fast: 73.4 (#116)
| Benchmark | Gemma 1.1 2b IT | Grok 4 Fast |
|---|---|---|
| LMArena Instruction Following | 992 | 1388 |
Long Context Grok 4 Fast leads
Gemma 1.1 2b IT: 30.5 (#281), Grok 4 Fast: 63.2 (#3)
| Benchmark | Gemma 1.1 2b IT | Grok 4 Fast |
|---|---|---|
| LMArena Longer Query | 1003 | 1415 |
| Fiction.LiveBench | — | 94.4% |
Writing & Preference Grok 4 Fast leads
Gemma 1.1 2b IT: 25.3 (#301), Grok 4 Fast: 60.2 (#96)
| Benchmark | Gemma 1.1 2b IT | Grok 4 Fast |
|---|---|---|
| LMArena Text | 1022 | 1407 |
| LMArena Creative Writing | 998 | 1388 |
| LMArena Multi-Turn | 958 | 1414 |
Frequently asked questions
Is Gemma 1.1 2b IT better than Grok 4 Fast?
Grok 4 Fast is the stronger model overall, scoring 39.0 to 28.8 on the Noometry Index.
Is Gemma 1.1 2b IT or Grok 4 Fast better for coding?
Grok 4 Fast scores higher on coding benchmarks: 32.3 versus 29.6 in the Noometry coding category.
How many benchmarks do Gemma 1.1 2b IT and Grok 4 Fast share?
14 benchmarks have published results for both models. Gemma 1.1 2b IT has 16 scored results on Noometry and Grok 4 Fast has 30.