Model comparison
Kimi K2.5 Instant vs Qwen Plus
Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 37.1 on the Noometry Index.
Last verified . 12 shared benchmarks.
Alibaba (Qwen)Summary
- They share 12 benchmarks with published results for both. Kimi K2.5 Instant scores higher in 8 categories and Qwen Plus in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Kimi K2.5 Instant leads 39.4 to 23.3.
- Kimi K2.5 Instant has downloadable open weights; the other is API-only.
Side by side
| Kimi K2.5 Instant | Qwen Plus | |
|---|---|---|
| Provider | Moonshot AI | Alibaba (Qwen) |
| Noometry Index | 43.6 | 37.1 |
| Released | — | 2024-01-25 |
| Weights | Open | Proprietary |
| Context window | — | 1M |
| Max output | — | 33K |
| Input $ / M tokens | — | $0.40 |
| Output $ / M tokens | — | $1.20 |
| Results tracked | 18 | 20 |
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Category by category
Coding Kimi K2.5 Instant leads
Kimi K2.5 Instant: 42.6 (#97), Qwen Plus: 38.9 (#167)
| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Coding | 1484 | 1328 |
| LMArena WebDev | 1404 | — |
Reasoning Kimi K2.5 Instant leads
Kimi K2.5 Instant: 29.7 (#90), Qwen Plus: 28.4 (#107)
| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1317 |
| Kagi LLM Benchmark | — | 63.3% |
| DTBench | — | 81.1% |
| LMCA | — | 24% |
Math Kimi K2.5 Instant leads
Kimi K2.5 Instant: 39.4 (#105), Qwen Plus: 23.3 (#271)
| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Math | 1442 | 1326 |
| OTIS Mock AIME 2024-2025 | — | 17.8% |
| MATH Level 5 | — | 65.3% |
| FrontierMath (Feb 2025 set) | — | 1.7% |
Knowledge Kimi K2.5 Instant leads
Kimi K2.5 Instant: 40.2 (#123), Qwen Plus: 27.4 (#251)
| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Expert | 1440 | 1328 |
| GPQA Diamond | — | 48.1% |
Multimodal Not comparable
Kimi K2.5 Instant: 40.2 (#50), Qwen Plus: —
| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Vision | 1254 | — |
Multilingual Kimi K2.5 Instant leads
Kimi K2.5 Instant: 52.0 (#94), Qwen Plus: 45.1 (#175)
| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Non-English | 1406 | 1310 |
| LMArena Chinese | 1449 | 1347 |
| LMArena Russian | 1404 | 1323 |
| LMArena French | 1403 | — |
| LMArena German | 1413 | — |
| LMArena Japanese | — | 1251 |
| LMArena Korean | 1378 | — |
| LMArena Spanish | 1447 | — |
Instruction Following Kimi K2.5 Instant leads
Kimi K2.5 Instant: 75.3 (#65), Qwen Plus: 68.8 (#181)
| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Instruction Following | 1430 | 1303 |
Long Context Kimi K2.5 Instant leads
Kimi K2.5 Instant: 43.9 (#83), Qwen Plus: 40.3 (#158)
| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Longer Query | 1435 | 1324 |
Writing & Preference Kimi K2.5 Instant leads
Kimi K2.5 Instant: 60.6 (#95), Qwen Plus: 52.2 (#176)
| Benchmark | Kimi K2.5 Instant | Qwen Plus |
|---|---|---|
| LMArena Text | 1420 | 1326 |
| LMArena Creative Writing | 1381 | 1293 |
| LMArena Multi-Turn | 1427 | 1336 |
Frequently asked questions
Is Kimi K2.5 Instant better than Qwen Plus?
Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 37.1 on the Noometry Index.
Is Kimi K2.5 Instant or Qwen Plus better for coding?
Kimi K2.5 Instant scores higher on coding benchmarks: 42.6 versus 38.9 in the Noometry coding category.
How many benchmarks do Kimi K2.5 Instant and Qwen Plus share?
12 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and Qwen Plus has 20.