Model comparison
Kimi K3 vs Phi 3 Mini 4k Instruct
Kimi K3 is the stronger model overall, scoring 59.5 to 27.9 on the Noometry Index.
Last verified . 18 shared benchmarks.
MicrosoftSummary
- They share 18 benchmarks with published results for both. Kimi K3 scores higher in 8 categories and Phi 3 Mini 4k Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Kimi K3 leads 76.6 to 27.6.
- The biggest single-benchmark swing is Chess Puzzles: 39% for Kimi K3 and 0% for Phi 3 Mini 4k Instruct.
Side by side
| Kimi K3 | Phi 3 Mini 4k Instruct | |
|---|---|---|
| Provider | Moonshot AI | Microsoft |
| Noometry Index | 59.5 | 27.9 |
| Released | 2026-07-16 | 2024-04-23 |
| Weights | Open | Open |
| Context window | 1.05M | — |
| Max output | 1.05M | — |
| Input $ / M tokens | $3 | — |
| Output $ / M tokens | $15 | — |
| Results tracked | 53 | 35 |
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Category by category
Coding Kimi K3 leads
Kimi K3: 61.0 (#10), Phi 3 Mini 4k Instruct: 26.6 (#323)
| Benchmark | Kimi K3 | Phi 3 Mini 4k Instruct |
|---|---|---|
| LMArena Coding | 1508 | 1093 |
| DeepSWE | 68.5% | — |
| FrontierCode | 44.2% | — |
| LMArena WebDev | 1654 | — |
| FrontierSWE | 25.9% | — |
| SciCode | 59.5% | — |
| WeirdML | 82.6% | — |
| LiveBench Coding | — | 15.5% |
| ALE-Bench | 1,524 | — |
| HumanEval+ | — | 59.1% |
| MBPP+ | — | 54.2% |
Agentic & Tool Use Not comparable
Kimi K3: 41.8 (#20), Phi 3 Mini 4k Instruct: —
| Benchmark | Kimi K3 | Phi 3 Mini 4k Instruct |
|---|---|---|
| APEX-Agents | 50.6% | — |
| τ²-bench Banking | 37.1% | — |
| PostTrainBench | 32% | — |
| GBAEval | 48.3% | — |
| GDP.pdf | 19% | — |
| Vending-Bench 2 | 5,165 | — |
Reasoning Kimi K3 leads
Kimi K3: 63.0 (#17), Phi 3 Mini 4k Instruct: 14.1 (#328)
| Benchmark | Kimi K3 | Phi 3 Mini 4k Instruct |
|---|---|---|
| Chess Puzzles | 39% | 0% |
| LMArena Hard Prompts | 1496 | 1072 |
| ARC-AGI-2 | 60.4% | — |
| SimpleBench | 60.7% | — |
| NYT Connections (extended) | 93.6% | — |
| ARC-AGI-1 | 94.5% | — |
| CritPt | 23.4% | — |
| LiveBench Reasoning | — | 26.8% |
| Mystery Game Puzzles | 26% | — |
| DTBench | 91.2% | — |
| LiveBench Data Analysis | — | 34.7% |
| LMCA | 52.7% | — |
| Surface Evolver Bench | 95% | — |
| Adversarial NLI | — | 52.8% |
| BIG-Bench Hard | — | 71.7% |
| Epoch Capabilities Index | 157.45 | — |
| ForecastBench | 61.1 | — |
| HellaSwag | — | 76.7% |
| LiveBench | — | 22.4% |
| WinoGrande | — | 70.8% |
Math Kimi K3 leads
Kimi K3: 74.2 (#16), Phi 3 Mini 4k Instruct: 26.6 (#257)
| Benchmark | Kimi K3 | Phi 3 Mini 4k Instruct |
|---|---|---|
| LMArena Math | 1491 | 1111 |
| FrontierMath (Tiers 1-3) | 72.2% | — |
| FrontierMath Tier 4 | 39% | — |
| MathArena Final-Answer Competitions | 87.8% | — |
| OTIS Mock AIME 2024-2025 | 97.2% | — |
| ProofBench | 87% | — |
| LiveBench Math | — | 15.7% |
Knowledge Kimi K3 leads
Kimi K3: 63.2 (#21), Phi 3 Mini 4k Instruct: 28.5 (#246)
| Benchmark | Kimi K3 | Phi 3 Mini 4k Instruct |
|---|---|---|
| LMArena Expert | 1521 | 1045 |
| GPQA Diamond | 93.1% | — |
| SimpleQA Verified | 50.6% | — |
| ARC (AI2) Challenge | — | 84.9% |
| MMLU | — | 68.8% |
| OpenBookQA | — | 88% |
| TriviaQA | — | 64% |
Multimodal Not comparable
Kimi K3: 37.8 (#70), Phi 3 Mini 4k Instruct: —
| Benchmark | Kimi K3 | Phi 3 Mini 4k Instruct |
|---|---|---|
| Blueprint-Bench 2 | 29.5% | — |
| Furniture Assembly | 34.2% | — |
Multilingual Kimi K3 leads
Kimi K3: 56.3 (#21), Phi 3 Mini 4k Instruct: 26.3 (#280)
| Benchmark | Kimi K3 | Phi 3 Mini 4k Instruct |
|---|---|---|
| LMArena Non-English | 1466 | 1021 |
| LMArena Chinese | 1529 | 1021 |
| LMArena French | 1491 | 1076 |
| LMArena German | 1488 | 1044 |
| LMArena Japanese | 1487 | 935 |
| LMArena Korean | 1458 | 905 |
| LMArena Russian | 1482 | 1022 |
| LMArena Spanish | 1472 | 1085 |
Instruction Following Kimi K3 leads
Kimi K3: 77.7 (#14), Phi 3 Mini 4k Instruct: 47.7 (#303)
| Benchmark | Kimi K3 | Phi 3 Mini 4k Instruct |
|---|---|---|
| LMArena Instruction Following | 1483 | 1053 |
| LiveBench Instruction Following | — | 39.1% |
Long Context Kimi K3 leads
Kimi K3: 45.8 (#29), Phi 3 Mini 4k Instruct: 31.7 (#276)
| Benchmark | Kimi K3 | Phi 3 Mini 4k Instruct |
|---|---|---|
| LMArena Longer Query | 1494 | 1044 |
Writing & Preference Kimi K3 leads
Kimi K3: 76.6 (#4), Phi 3 Mini 4k Instruct: 27.6 (#300)
| Benchmark | Kimi K3 | Phi 3 Mini 4k Instruct |
|---|---|---|
| LMArena Text | 1476 | 1073 |
| LMArena Creative Writing | 1454 | 1037 |
| LMArena Multi-Turn | 1488 | 1018 |
| EQ-Bench Creative Writing | 2082 | — |
| EQ-Bench 4 | 1339 | — |
| LiveBench Language | — | 9.2% |
Frequently asked questions
Is Kimi K3 better than Phi 3 Mini 4k Instruct?
Kimi K3 is the stronger model overall, scoring 59.5 to 27.9 on the Noometry Index.
Is Kimi K3 or Phi 3 Mini 4k Instruct better for coding?
Kimi K3 scores higher on coding benchmarks: 61.0 versus 26.6 in the Noometry coding category.
How many benchmarks do Kimi K3 and Phi 3 Mini 4k Instruct share?
18 benchmarks have published results for both models. Kimi K3 has 53 scored results on Noometry and Phi 3 Mini 4k Instruct has 35.