# Gemma 4 31B IT vs Qwen3.5-Flash

> Gemma 4 31B IT and Qwen3.5-Flash score almost the same on the Noometry Index (43.2 vs 42.3), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/gemma-4-31b-it-vs-qwen3-5-flash
- Last updated: 2026-10-10
- Shared benchmarks: 24

## Summary

- They share 24 benchmarks with published results for both. Gemma 4 31B IT scores higher in 6 categories and Qwen3.5-Flash in 2 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in coding, where Gemma 4 31B IT leads 41.9 to 33.9.
- The biggest single-benchmark swing is Chess Puzzles: 5% for Gemma 4 31B IT and 21% for Qwen3.5-Flash.
- Gemma 4 31B IT is cheaper at $0.09 / $0.34 per million input/output tokens, against $0.10 / $0.40 for Qwen3.5-Flash.
- Qwen3.5-Flash accepts more context: 1M tokens versus 262K.
- Gemma 4 31B IT has downloadable open weights; the other is API-only.

## Snapshot

| | Gemma 4 31B IT | Qwen3.5-Flash |
|---|---|---|
| Provider | Google | Alibaba (Qwen) |
| Noometry Index | 43.2 | 42.3 |
| Rank | 85 | 105 |
| Context | 262K | 1M |
| Input $/M | $0.09 | $0.10 |
| Output $/M | $0.34 | $0.40 |
| Weights | Open | Proprietary |

## Coding

- Gemma 4 31B IT: 41.9 (#98)
- Qwen3.5-Flash: 33.9 (#234)

| Benchmark | Gemma 4 31B IT | Qwen3.5-Flash |
|---|---|---|
| LMArena WebDev | 1364 | 1243 |
| LMArena Coding | 1459 | 1412 |
| ALE-Bench | 925.5 | 221.8 |
| SciCode | 43.4% | — |
| WeirdML | 52.3% | — |

## Agentic & Tool Use

- Gemma 4 31B IT: —
- Qwen3.5-Flash: —

| Benchmark | Gemma 4 31B IT | Qwen3.5-Flash |
|---|---|---|
| Vending-Bench 2 | — | 462.69 |

## Reasoning

- Gemma 4 31B IT: 26.4 (#119)
- Qwen3.5-Flash: 32.9 (#63)

| Benchmark | Gemma 4 31B IT | Qwen3.5-Flash |
|---|---|---|
| Chess Puzzles | 5% | 21% |
| LMArena Hard Prompts | 1448 | 1404 |
| DTBench | 82.7% | 82.9% |
| LMCA | 39.3% | 29.1% |
| Epoch Capabilities Index | 142.74 | 143.98 |
| Kagi LLM Benchmark | 63.5% | — |
| NYT Connections (extended) | 70.6% | — |
| CritPt | 1.4% | — |
| Thematic Generalization | 53% | — |
| Mystery Game Puzzles | — | 20% |
| Surface Evolver Bench | 30.6% | — |

## Math

- Gemma 4 31B IT: 41.3 (#72)
- Qwen3.5-Flash: 36.3 (#117)

| Benchmark | Gemma 4 31B IT | Qwen3.5-Flash |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 73.3% | 84.4% |
| LMArena Math | 1464 | 1407 |
| FrontierMath (Tiers 1-3) | — | 18.2% |
| FrontierMath (Feb 2025 set) | — | 6.2% |
| FrontierMath Tier 4 (v1) | — | 0% |

## Knowledge

- Gemma 4 31B IT: 37.9 (#141)
- Qwen3.5-Flash: 43.2 (#84)

| Benchmark | Gemma 4 31B IT | Qwen3.5-Flash |
|---|---|---|
| GPQA Diamond | 75.8% | 82.3% |
| SimpleQA Verified | 10.4% | 20.3% |
| Vectara Hallucination Rate | 7.4% | 10.5% |
| LMArena Expert | 1465 | 1408 |

## Multimodal

- Gemma 4 31B IT: 41.0 (#32)
- Qwen3.5-Flash: —

| Benchmark | Gemma 4 31B IT | Qwen3.5-Flash |
|---|---|---|
| LMArena Vision | 1278 | — |
| LMArena Document | 1425 | — |

## Multilingual

- Gemma 4 31B IT: 54.0 (#52)
- Qwen3.5-Flash: 50.7 (#116)

| Benchmark | Gemma 4 31B IT | Qwen3.5-Flash |
|---|---|---|
| LMArena Non-English | 1431 | 1385 |
| LMArena Chinese | 1478 | 1446 |
| LMArena French | 1436 | 1412 |
| LMArena Russian | 1462 | 1379 |
| LMArena Spanish | 1443 | 1399 |
| LMArena German | — | 1389 |
| LMArena Japanese | — | 1369 |
| LMArena Korean | — | 1344 |

## Instruction Following

- Gemma 4 31B IT: 75.6 (#58)
- Qwen3.5-Flash: 72.8 (#133)

| Benchmark | Gemma 4 31B IT | Qwen3.5-Flash |
|---|---|---|
| LMArena Instruction Following | 1433 | 1374 |

## Long Context

- Gemma 4 31B IT: 44.2 (#67)
- Qwen3.5-Flash: 42.4 (#119)

| Benchmark | Gemma 4 31B IT | Qwen3.5-Flash |
|---|---|---|
| LMArena Longer Query | 1446 | 1392 |

## Writing & Preference

- Gemma 4 31B IT: 60.7 (#92)
- Qwen3.5-Flash: 58.2 (#117)

| Benchmark | Gemma 4 31B IT | Qwen3.5-Flash |
|---|---|---|
| LMArena Text | 1443 | 1397 |
| LMArena Creative Writing | 1416 | 1343 |
| LMArena Multi-Turn | 1452 | 1393 |
| EQ-Bench Creative Writing | 1368 | — |
| EQ-Bench 4 | 1120 | — |

## FAQ

### Is Gemma 4 31B IT better than Qwen3.5-Flash?

Gemma 4 31B IT and Qwen3.5-Flash score almost the same on the Noometry Index (43.2 vs 42.3), so choose on price, context window or the category you care about most.

### Which is cheaper, Gemma 4 31B IT or Qwen3.5-Flash?

Gemma 4 31B IT is cheaper. It lists at $0.09 per million input tokens and $0.34 per million output tokens; Qwen3.5-Flash lists at $0.10 and $0.40.

### Is Gemma 4 31B IT or Qwen3.5-Flash better for coding?

Gemma 4 31B IT scores higher on coding benchmarks: 41.9 versus 33.9 in the Noometry coding category.

### Which has the bigger context window?

Qwen3.5-Flash does, with 1M tokens against 262K.

### How many benchmarks do Gemma 4 31B IT and Qwen3.5-Flash share?

24 benchmarks have published results for both models. Gemma 4 31B IT has 35 scored results on Noometry and Qwen3.5-Flash has 32.