# Hy3 vs Kimi K2.5 Instant

> Hy3 and Kimi K2.5 Instant score almost the same on the Noometry Index (43.6 vs 42.9), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/hy3-vs-kimi-k2-5-instant
- Last updated: 2026-10-10
- Shared benchmarks: 16

## Summary

- They share 16 benchmarks with published results for both. Hy3 scores higher in 6 categories and Kimi K2.5 Instant in 2 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in coding, where Hy3 leads 46.6 to 42.3.

## Snapshot

| | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| Provider | Tencent | Moonshot AI |
| Noometry Index | 43.6 | 42.9 |
| Rank | 79 | 92 |
| Context | 262K | — |
| Input $/M | $0.13 | — |
| Output $/M | $0.53 | — |
| Weights | Open | Open |

## Coding

- Hy3: 46.6 (#60)
- Kimi K2.5 Instant: 42.3 (#95)

| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena WebDev | 1509 | 1404 |
| LMArena Coding | 1465 | 1483 |

## Reasoning

- Hy3: 25.0 (#134)
- Kimi K2.5 Instant: 28.5 (#88)

| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Hard Prompts | 1449 | 1443 |
| NYT Connections (extended) | 41.2% | — |

## Math

- Hy3: 37.4 (#98)
- Kimi K2.5 Instant: 36.6 (#105)

| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Math | 1475 | 1443 |

## Knowledge

- Hy3: 40.2 (#108)
- Kimi K2.5 Instant: 39.5 (#121)

| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Expert | 1461 | 1438 |

## Multimodal

- Hy3: —
- Kimi K2.5 Instant: 39.5 (#47)

| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Vision | — | 1254 |

## Multilingual

- Hy3: 53.7 (#60)
- Kimi K2.5 Instant: 52.2 (#89)

| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Non-English | 1427 | 1406 |
| LMArena Chinese | 1496 | 1450 |
| LMArena French | 1461 | 1403 |
| LMArena Korean | 1390 | 1378 |
| LMArena Russian | 1435 | 1404 |
| LMArena Spanish | 1448 | 1448 |
| LMArena German | — | 1413 |

## Instruction Following

- Hy3: 75.3 (#68)
- Kimi K2.5 Instant: 75.5 (#61)

| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Instruction Following | 1425 | 1430 |

## Long Context

- Hy3: 44.1 (#70)
- Kimi K2.5 Instant: 43.8 (#82)

| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Longer Query | 1443 | 1435 |

## Writing & Preference

- Hy3: 62.5 (#75)
- Kimi K2.5 Instant: 60.8 (#91)

| Benchmark | Hy3 | Kimi K2.5 Instant |
|---|---|---|
| LMArena Text | 1442 | 1420 |
| LMArena Creative Writing | 1399 | 1379 |
| LMArena Multi-Turn | 1436 | 1427 |

## FAQ

### Is Hy3 better than Kimi K2.5 Instant?

Hy3 and Kimi K2.5 Instant score almost the same on the Noometry Index (43.6 vs 42.9), so choose on price, context window or the category you care about most.

### Is Hy3 or Kimi K2.5 Instant better for coding?

Hy3 scores higher on coding benchmarks: 46.6 versus 42.3 in the Noometry coding category.

### How many benchmarks do Hy3 and Kimi K2.5 Instant share?

16 benchmarks have published results for both models. Hy3 has 17 scored results on Noometry and Kimi K2.5 Instant has 18.