# Gemini 2.0 Flash-Lite vs Grok 4 Fast

> Grok 4 Fast is the stronger model overall, scoring 39.0 to 37.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-2-0-flash-lite-vs-grok-4-fast
- Last updated: 2026-10-10
- Shared benchmarks: 19

## Summary

- They share 19 benchmarks with published results for both. Gemini 2.0 Flash-Lite scores higher in 2 categories and Grok 4 Fast in 6 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in long context, where Grok 4 Fast leads 63.2 to 40.1.
- The biggest single-benchmark swing is DTBench: 52.5% for Gemini 2.0 Flash-Lite and 82.7% for Grok 4 Fast.

## Snapshot

| | Gemini 2.0 Flash-Lite | Grok 4 Fast |
|---|---|---|
| Provider | Google | xAI |
| Noometry Index | 37.3 | 39.0 |
| Rank | 189 | 164 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 2.0 Flash-Lite: 37.4 (#181)
- Grok 4 Fast: 32.3 (#264)

| Benchmark | Gemini 2.0 Flash-Lite | Grok 4 Fast |
|---|---|---|
| LMArena Coding | 1322 | 1429 |
| LMArena WebDev | — | 1160 |
| WeirdML | — | 42.9% |
| LiveBench Coding | 47.1% | — |

## Agentic & Tool Use

- Gemini 2.0 Flash-Lite: —
- Grok 4 Fast: 29.3 (#80)

| Benchmark | Gemini 2.0 Flash-Lite | Grok 4 Fast |
|---|---|---|
| τ²-bench Banking | — | 15.7% |
| Cybench | — | 30% |
| LMArena Search | — | 1171 |

## Reasoning

- Gemini 2.0 Flash-Lite: 21.2 (#203)
- Grok 4 Fast: 22.5 (#179)

| Benchmark | Gemini 2.0 Flash-Lite | Grok 4 Fast |
|---|---|---|
| LMArena Hard Prompts | 1324 | 1413 |
| DTBench | 52.5% | 82.7% |
| ForecastBench | 57.1 | 60.5 |
| ARC-AGI-2 | — | 5.3% |
| Kagi LLM Benchmark | — | 66.1% |
| ARC-AGI-1 | — | 48.5% |
| LiveBench Reasoning | 50.1% | — |
| LiveBench Data Analysis | 65.5% | — |
| Epoch Capabilities Index | — | 144.21 |
| LiveBench | 54.3% | — |

## Math

- Gemini 2.0 Flash-Lite: 31.8 (#192)
- Grok 4 Fast: 36.1 (#126)

| Benchmark | Gemini 2.0 Flash-Lite | Grok 4 Fast |
|---|---|---|
| LMArena Math | 1309 | 1419 |
| Omni-MATH | 37.4% | — |
| LiveBench Math | 58.1% | — |

## Knowledge

- Gemini 2.0 Flash-Lite: 34.6 (#185)
- Grok 4 Fast: 31.5 (#211)

| Benchmark | Gemini 2.0 Flash-Lite | Grok 4 Fast |
|---|---|---|
| LMArena Expert | 1305 | 1411 |
| MMLU-Pro | 72% | — |
| Vectara Hallucination Rate | — | 19.7% |
| GPQA (HELM) | 50% | — |

## Multimodal

- Gemini 2.0 Flash-Lite: 30.6 (#103)
- Grok 4 Fast: —

| Benchmark | Gemini 2.0 Flash-Lite | Grok 4 Fast |
|---|---|---|
| LMArena Vision | 1100 | — |

## Multilingual

- Gemini 2.0 Flash-Lite: 46.2 (#156)
- Grok 4 Fast: 51.5 (#106)

| Benchmark | Gemini 2.0 Flash-Lite | Grok 4 Fast |
|---|---|---|
| LMArena Non-English | 1323 | 1397 |
| LMArena Chinese | 1339 | 1458 |
| LMArena French | 1346 | 1433 |
| LMArena German | 1306 | 1383 |
| LMArena Japanese | 1302 | 1358 |
| LMArena Korean | 1325 | 1359 |
| LMArena Russian | 1328 | 1387 |
| LMArena Spanish | 1313 | 1414 |

## Instruction Following

- Gemini 2.0 Flash-Lite: 70.6 (#158)
- Grok 4 Fast: 73.4 (#116)

| Benchmark | Gemini 2.0 Flash-Lite | Grok 4 Fast |
|---|---|---|
| LMArena Instruction Following | 1305 | 1388 |
| LiveBench Instruction Following | 78.3% | — |
| IFEval | 82.4% | — |

## Long Context

- Gemini 2.0 Flash-Lite: 40.1 (#155)
- Grok 4 Fast: 63.2 (#3)

| Benchmark | Gemini 2.0 Flash-Lite | Grok 4 Fast |
|---|---|---|
| LMArena Longer Query | 1321 | 1415 |
| Fiction.LiveBench | — | 94.4% |

## Writing & Preference

- Gemini 2.0 Flash-Lite: 51.9 (#172)
- Grok 4 Fast: 60.2 (#96)

| Benchmark | Gemini 2.0 Flash-Lite | Grok 4 Fast |
|---|---|---|
| LMArena Text | 1330 | 1407 |
| LMArena Creative Writing | 1319 | 1388 |
| LMArena Multi-Turn | 1307 | 1414 |
| WildBench | 79% | — |
| LiveBench Language | 34.3% | — |

## FAQ

### Is Gemini 2.0 Flash-Lite better than Grok 4 Fast?

Grok 4 Fast is the stronger model overall, scoring 39.0 to 37.3 on the Noometry Index.

### Is Gemini 2.0 Flash-Lite or Grok 4 Fast better for coding?

Gemini 2.0 Flash-Lite scores higher on coding benchmarks: 37.4 versus 32.3 in the Noometry coding category.

### How many benchmarks do Gemini 2.0 Flash-Lite and Grok 4 Fast share?

19 benchmarks have published results for both models. Gemini 2.0 Flash-Lite has 32 scored results on Noometry and Grok 4 Fast has 30.