# Gemma 2B vs Kimi K2.5

> Kimi K2.5 is the stronger model overall, scoring 48.1 to 29.6 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-2b-vs-kimi-k2-5
- Last updated: 2026-10-11
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Gemma 2B scores higher in 0 categories and Kimi K2.5 in 7 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Kimi K2.5 leads 65.1 to 24.0.

## Snapshot

| | Gemma 2B | Kimi K2.5 |
|---|---|---|
| Provider | Google | Moonshot AI |
| Noometry Index | 29.6 | 48.1 |
| Rank | 307 | 57 |
| Context | — | 262K |
| Input $/M | — | $0.45 |
| Output $/M | — | $2.25 |
| Weights | Open | Open |

## Coding

- Gemma 2B: 29.4 (#305)
- Kimi K2.5: 48.8 (#53)

| Benchmark | Gemma 2B | Kimi K2.5 |
|---|---|---|
| LMArena Coding | 1010 | 1474 |
| SWE-bench Verified | — | 73.8% |
| SWE-bench Verified (bash only) | — | 70.8% |
| LMArena WebDev | — | 1437 |
| SWE-bench Multilingual | — | 67.3% |
| SciCode | — | 49% |
| WeirdML | — | 45.6% |
| ALE-Bench | — | 821.65 |
| HumanEval+ | 20.7% | — |
| MBPP+ | 34.1% | — |

## Agentic & Tool Use

- Gemma 2B: —
- Kimi K2.5: 34.2 (#48)

| Benchmark | Gemma 2B | Kimi K2.5 |
|---|---|---|
| Terminal-Bench | — | 43.2% |
| OSWorld | — | 63.3% |
| Vending-Bench 2 | — | 1,198 |

## Reasoning

- Gemma 2B: 18.8 (#275)
- Kimi K2.5: 31.2 (#80)

| Benchmark | Gemma 2B | Kimi K2.5 |
|---|---|---|
| LMArena Hard Prompts | 989 | 1453 |
| Epoch Capabilities Index | 94.2 | 148.03 |
| ARC-AGI-2 | — | 11.8% |
| SimpleBench | — | 46.8% |
| Kagi LLM Benchmark | — | 78.5% |
| NYT Connections (extended) | — | 69.9% |
| ARC-AGI-1 | — | 65.3% |
| CritPt | — | 3.1% |
| Chess Puzzles | — | 12% |
| EnigmaEval | — | 3.4% |
| Thematic Generalization | — | 69.4% |
| BIG-Bench Hard | 35.2% | — |
| HellaSwag | 71.4% | — |
| PIQA | 77.3% | — |
| WinoGrande | 65.4% | — |

## Math

- Gemma 2B: 30.0 (#239)
- Kimi K2.5: 51.8 (#53)

| Benchmark | Gemma 2B | Kimi K2.5 |
|---|---|---|
| LMArena Math | 1009 | 1470 |
| MathArena Final-Answer Competitions | — | 62.3% |
| OTIS Mock AIME 2024-2025 | — | 92.2% |
| FrontierMath (Feb 2025 set) | — | 27.9% |
| FrontierMath Tier 4 (v1) | — | 4.2% |
| GSM8K | 17.7% | — |

## Knowledge

- Gemma 2B: —
- Kimi K2.5: 53.6 (#56)

| Benchmark | Gemma 2B | Kimi K2.5 |
|---|---|---|
| GPQA Diamond | — | 87.6% |
| Humanity's Last Exam | — | 24.4% |
| SimpleQA Verified | — | 34.3% |
| Vectara Hallucination Rate | — | 14.2% |
| LMArena Expert | — | 1466 |
| ARC (AI2) Challenge | 42.1% | — |
| BoolQ | 69.4% | — |
| MMLU | 42.3% | — |
| TriviaQA | 53.2% | — |

## Multimodal

- Gemma 2B: —
- Kimi K2.5: 41.1 (#39)

| Benchmark | Gemma 2B | Kimi K2.5 |
|---|---|---|
| LMArena Vision | — | 1269 |
| LMArena Document | — | 1430 |

## Multilingual

- Gemma 2B: 23.0 (#294)
- Kimi K2.5: 53.9 (#53)

| Benchmark | Gemma 2B | Kimi K2.5 |
|---|---|---|
| LMArena Non-English | 958 | 1433 |
| LMArena Chinese | 986 | 1495 |
| LMArena Russian | 937 | 1435 |
| LMArena French | — | 1454 |
| LMArena German | — | 1441 |
| LMArena Japanese | — | 1421 |
| LMArena Korean | — | 1410 |
| LMArena Spanish | — | 1450 |

## Instruction Following

- Gemma 2B: 48.5 (#302)
- Kimi K2.5: 75.3 (#64)

| Benchmark | Gemma 2B | Kimi K2.5 |
|---|---|---|
| LMArena Instruction Following | 970 | 1431 |

## Long Context

- Gemma 2B: 29.9 (#291)
- Kimi K2.5: 52.1 (#7)

| Benchmark | Gemma 2B | Kimi K2.5 |
|---|---|---|
| LMArena Longer Query | 981 | 1445 |
| Fiction.LiveBench | — | 86.1% |
| CL-bench | — | 19.3% |
| CL-bench Life | — | 13.2% |

## Writing & Preference

- Gemma 2B: 24.0 (#308)
- Kimi K2.5: 65.1 (#53)

| Benchmark | Gemma 2B | Kimi K2.5 |
|---|---|---|
| LMArena Text | 1002 | 1445 |
| LMArena Creative Writing | 987 | 1423 |
| LMArena Multi-Turn | 945 | 1444 |
| EQ-Bench Creative Writing | — | 1579 |

## FAQ

### Is Gemma 2B better than Kimi K2.5?

Kimi K2.5 is the stronger model overall, scoring 48.1 to 29.6 on the Noometry Index.

### Is Gemma 2B or Kimi K2.5 better for coding?

Kimi K2.5 scores higher on coding benchmarks: 48.8 versus 29.4 in the Noometry coding category.

### How many benchmarks do Gemma 2B and Kimi K2.5 share?

12 benchmarks have published results for both models. Gemma 2B has 23 scored results on Noometry and Kimi K2.5 has 51.