Model comparison
Amazon Nova Pro vs Kimi K2 Thinking Turbo
Kimi K2 Thinking Turbo is the stronger model overall, scoring 45.4 to 30.5 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Amazon Nova Pro scores higher in 0 categories and Kimi K2 Thinking Turbo in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Kimi K2 Thinking Turbo leads 50.9 to 27.1.
- Kimi K2 Thinking Turbo has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Pro | Kimi K2 Thinking Turbo | |
|---|---|---|
| Provider | Amazon | Moonshot AI |
| Noometry Index | 30.5 | 45.4 |
| Released | 2024-12-03 | 2025-11-06 |
| Weights | Proprietary | Open |
| Context window | 300K | — |
| Max output | 10K | — |
| Input $ / M tokens | $0.80 | — |
| Output $ / M tokens | $3.20 | — |
| Results tracked | 38 | 21 |
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Category by category
Coding Kimi K2 Thinking Turbo leads
Amazon Nova Pro: 34.6 (#224), Kimi K2 Thinking Turbo: 38.1 (#166)
| Benchmark | Amazon Nova Pro | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Coding | 1270 | 1454 |
| LMArena WebDev | — | 1322 |
| LiveBench Coding | 38.1% | — |
Agentic & Tool Use Not comparable
Amazon Nova Pro: 16.6 (#139), Kimi K2 Thinking Turbo: —
| Benchmark | Amazon Nova Pro | Kimi K2 Thinking Turbo |
|---|---|---|
| Berkeley Function Calling Leaderboard | 25% | — |
| TheAgentCompany | 1.7% | — |
Reasoning Kimi K2 Thinking Turbo leads
Amazon Nova Pro: 19.2 (#240), Kimi K2 Thinking Turbo: 31.4 (#72)
| Benchmark | Amazon Nova Pro | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Hard Prompts | 1246 | 1428 |
| Chess Puzzles | — | 20% |
| LiveBench Reasoning | 32.6% | — |
| LiveBench Data Analysis | 48.3% | — |
| Epoch Capabilities Index | 123.75 | — |
| LiveBench | 43.5% | — |
Math Kimi K2 Thinking Turbo leads
Amazon Nova Pro: 26.4 (#240), Kimi K2 Thinking Turbo: 45.5 (#62)
| Benchmark | Amazon Nova Pro | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Math | 1252 | 1429 |
| OTIS Mock AIME 2024-2025 | — | 83.1% |
| Omni-MATH | 24.2% | — |
| LiveBench Math | 38% | — |
Knowledge Kimi K2 Thinking Turbo leads
Amazon Nova Pro: 27.1 (#246), Kimi K2 Thinking Turbo: 50.9 (#64)
| Benchmark | Amazon Nova Pro | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Expert | 1211 | 1439 |
| GPQA Diamond | — | 84.2% |
| Humanity's Last Exam | 4.4% | — |
| MMLU-Pro | 67.3% | — |
| Confabulations | 30.1% | — |
| Vectara Hallucination Rate | 5.1% | — |
| GPQA (HELM) | 44.6% | — |
| MMLU | 82% | — |
Multimodal Not comparable
Amazon Nova Pro: 24.5 (#121), Kimi K2 Thinking Turbo: —
| Benchmark | Amazon Nova Pro | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Vision | 980 | — |
Multilingual Kimi K2 Thinking Turbo leads
Amazon Nova Pro: 39.9 (#218), Kimi K2 Thinking Turbo: 51.6 (#104)
| Benchmark | Amazon Nova Pro | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Non-English | 1234 | 1398 |
| LMArena Chinese | 1244 | 1457 |
| LMArena French | 1270 | 1425 |
| LMArena German | 1243 | 1390 |
| LMArena Japanese | 1200 | 1356 |
| LMArena Korean | 1203 | 1329 |
| LMArena Russian | 1240 | 1390 |
| LMArena Spanish | 1182 | 1407 |
Instruction Following Kimi K2 Thinking Turbo leads
Amazon Nova Pro: 65.1 (#221), Kimi K2 Thinking Turbo: 74.2 (#103)
| Benchmark | Amazon Nova Pro | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Instruction Following | 1235 | 1403 |
| LiveBench Instruction Following | 67.1% | — |
| IFEval | 81.5% | — |
Long Context Kimi K2 Thinking Turbo leads
Amazon Nova Pro: 38.1 (#199), Kimi K2 Thinking Turbo: 43.2 (#99)
| Benchmark | Amazon Nova Pro | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Longer Query | 1255 | 1415 |
Writing & Preference Kimi K2 Thinking Turbo leads
Amazon Nova Pro: 44.1 (#221), Kimi K2 Thinking Turbo: 60.2 (#99)
| Benchmark | Amazon Nova Pro | Kimi K2 Thinking Turbo |
|---|---|---|
| LMArena Text | 1259 | 1415 |
| LMArena Creative Writing | 1212 | 1373 |
| LMArena Multi-Turn | 1245 | 1414 |
| Short-Story Creative Writing | 60.5% | — |
| WildBench | 77.7% | — |
| LiveBench Language | 37% | — |
Frequently asked questions
Is Amazon Nova Pro better than Kimi K2 Thinking Turbo?
Kimi K2 Thinking Turbo is the stronger model overall, scoring 45.4 to 30.5 on the Noometry Index.
Is Amazon Nova Pro or Kimi K2 Thinking Turbo better for coding?
Kimi K2 Thinking Turbo scores higher on coding benchmarks: 38.1 versus 34.6 in the Noometry coding category.
How many benchmarks do Amazon Nova Pro and Kimi K2 Thinking Turbo share?
17 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and Kimi K2 Thinking Turbo has 21.