# Gemini 3.5 Flash Lite vs Grok 3

> Gemini 3.5 Flash Lite is the stronger model overall, scoring 41.5 to 39.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-3-5-flash-lite-vs-grok-3
- Last updated: 2026-10-10
- Shared benchmarks: 24

## Summary

- They share 24 benchmarks with published results for both. Gemini 3.5 Flash Lite scores higher in 6 categories and Grok 3 in 3 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.5 Flash Lite leads 27.8 to 13.7.
- The biggest single-benchmark swing is ARC-AGI-1: 53.5% for Gemini 3.5 Flash Lite and 5.5% for Grok 3.

## Snapshot

| | Gemini 3.5 Flash Lite | Grok 3 |
|---|---|---|
| Provider | Google | xAI |
| Noometry Index | 41.5 | 39.9 |
| Rank | 133 | 157 |
| Context | 1.05M | — |
| Input $/M | $0.30 | — |
| Output $/M | $2.50 | — |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 3.5 Flash Lite: 42.4 (#104)
- Grok 3: 41.9 (#115)

| Benchmark | Gemini 3.5 Flash Lite | Grok 3 |
|---|---|---|
| WeirdML | 39% | 37.2% |
| LMArena Coding | 1453 | 1432 |
| Aider Polyglot | — | 53.3% |
| LMArena WebDev | 1440 | — |
| SciCode | 41.3% | — |
| ALE-Bench | 765.27 | — |

## Agentic & Tool Use

- Gemini 3.5 Flash Lite: 25.7 (#107)
- Grok 3: 30.5 (#76)

| Benchmark | Gemini 3.5 Flash Lite | Grok 3 |
|---|---|---|
| APEX-Agents | 29.3% | — |
| BALROG | — | 29.5% |
| GDP.pdf | 10% | — |

## Reasoning

- Gemini 3.5 Flash Lite: 27.8 (#114)
- Grok 3: 13.7 (#333)

| Benchmark | Gemini 3.5 Flash Lite | Grok 3 |
|---|---|---|
| ARC-AGI-2 | 10.3% | 0% |
| ARC-AGI-1 | 53.5% | 5.5% |
| LMArena Hard Prompts | 1441 | 1434 |
| Epoch Capabilities Index | 145.13 | 138.33 |
| SimpleBench | — | 36.1% |
| Kagi LLM Benchmark | — | 61.3% |
| NYT Connections (extended) | 60.4% | — |
| CritPt | 0% | — |
| Chess Puzzles | 22% | — |
| Mystery Game Puzzles | 19% | — |
| DTBench | 83.5% | — |
| LMCA | 37.6% | — |

## Math

- Gemini 3.5 Flash Lite: 25.9 (#264)
- Grok 3: 38.0 (#145)

| Benchmark | Gemini 3.5 Flash Lite | Grok 3 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 71.1% | 55.6% |
| LMArena Math | 1433 | 1391 |
| FrontierMath (Tiers 1-3) | 26% | — |
| FrontierMath Tier 4 | 0% | — |
| ProofBench | 13% | — |
| Omni-MATH | — | 46.4% |
| MATH Level 5 | — | 88.7% |
| FrontierMath (Feb 2025 set) | — | 3.8% |
| FrontierMath Tier 4 (v1) | — | 0% |

## Knowledge

- Gemini 3.5 Flash Lite: 50.1 (#72)
- Grok 3: 46.2 (#82)

| Benchmark | Gemini 3.5 Flash Lite | Grok 3 |
|---|---|---|
| GPQA Diamond | 83.3% | 75.8% |
| LMArena Expert | 1435 | 1421 |
| MMLU-Pro | — | 78.8% |
| Confabulations | — | 14.2% |
| Vectara Hallucination Rate | — | 5.8% |
| GPQA (HELM) | — | 65% |

## Multimodal

- Gemini 3.5 Flash Lite: 41.1 (#40)
- Grok 3: —

| Benchmark | Gemini 3.5 Flash Lite | Grok 3 |
|---|---|---|
| LMArena Vision | 1268 | — |

## Multilingual

- Gemini 3.5 Flash Lite: 53.5 (#63)
- Grok 3: 52.3 (#87)

| Benchmark | Gemini 3.5 Flash Lite | Grok 3 |
|---|---|---|
| LMArena Non-English | 1427 | 1410 |
| LMArena Chinese | 1469 | 1448 |
| LMArena French | 1451 | 1460 |
| LMArena German | 1454 | 1431 |
| LMArena Japanese | 1427 | 1387 |
| LMArena Korean | 1407 | 1373 |
| LMArena Russian | 1443 | 1416 |
| LMArena Spanish | 1442 | 1417 |

## Instruction Following

- Gemini 3.5 Flash Lite: 74.8 (#85)
- Grok 3: 75.0 (#73)

| Benchmark | Gemini 3.5 Flash Lite | Grok 3 |
|---|---|---|
| LMArena Instruction Following | 1420 | 1409 |
| IFEval | — | 88.4% |

## Long Context

- Gemini 3.5 Flash Lite: 43.9 (#84)
- Grok 3: 38.7 (#192)

| Benchmark | Gemini 3.5 Flash Lite | Grok 3 |
|---|---|---|
| LMArena Longer Query | 1435 | 1439 |
| Fiction.LiveBench | — | 58.3% |

## Writing & Preference

- Gemini 3.5 Flash Lite: 64.2 (#57)
- Grok 3: 55.8 (#141)

| Benchmark | Gemini 3.5 Flash Lite | Grok 3 |
|---|---|---|
| LMArena Text | 1435 | 1426 |
| LMArena Creative Writing | 1420 | 1414 |
| EQ-Bench Creative Writing | 1559 | 1186 |
| LMArena Multi-Turn | 1445 | 1425 |
| Short-Story Creative Writing | — | 76.4% |
| WildBench | — | 84.9% |

## FAQ

### Is Gemini 3.5 Flash Lite better than Grok 3?

Gemini 3.5 Flash Lite is the stronger model overall, scoring 41.5 to 39.9 on the Noometry Index.

### Is Gemini 3.5 Flash Lite or Grok 3 better for coding?

They score almost the same on coding (42.4 vs 41.9); test both on your own repository before choosing.

### How many benchmarks do Gemini 3.5 Flash Lite and Grok 3 share?

24 benchmarks have published results for both models. Gemini 3.5 Flash Lite has 39 scored results on Noometry and Grok 3 has 40.