Model comparison
Grok-2 (Dec 2024) vs Phi 3 Medium 4k Instruct
Grok-2 (Dec 2024) and Phi 3 Medium 4k Instruct score almost the same on the Noometry Index (33.7 vs 33.0), so choose on price, context window or the category you care about most.
Last verified . 17 shared benchmarks.
MicrosoftSummary
- They share 17 benchmarks with published results for both. Grok-2 (Dec 2024) scores higher in 5 categories and Phi 3 Medium 4k Instruct in 3 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok-2 (Dec 2024) leads 48.6 to 34.1.
- Phi 3 Medium 4k Instruct has downloadable open weights; the other is API-only.
Side by side
| Grok-2 (Dec 2024) | Phi 3 Medium 4k Instruct | |
|---|---|---|
| Provider | xAI | Microsoft |
| Noometry Index | 33.7 | 33.0 |
| Released | 2024-08-13 | — |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 34 | 17 |
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Category by category
Coding Too close to call
Grok-2 (Dec 2024): 33.3 (#258), Phi 3 Medium 4k Instruct: 32.9 (#268)
| Benchmark | Grok-2 (Dec 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Coding | 1287 | 1130 |
| WeirdML | 22.2% | — |
| LiveBench Coding | 46.4% | — |
Reasoning Phi 3 Medium 4k Instruct leads
Grok-2 (Dec 2024): 16.9 (#299), Phi 3 Medium 4k Instruct: 21.7 (#214)
| Benchmark | Grok-2 (Dec 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1272 | 1127 |
| SimpleBench | 22.7% | — |
| LiveBench Reasoning | 54.8% | — |
| DTBench | 65.2% | — |
| LiveBench Data Analysis | 54.5% | — |
| Epoch Capabilities Index | 130.48 | — |
| LiveBench | 54.3% | — |
Math Phi 3 Medium 4k Instruct leads
Grok-2 (Dec 2024): 20.8 (#284), Phi 3 Medium 4k Instruct: 33.4 (#202)
| Benchmark | Grok-2 (Dec 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Math | 1283 | 1173 |
| OTIS Mock AIME 2024-2025 | 11.5% | — |
| LiveBench Math | 54.9% | — |
| MATH Level 5 | 63.5% | — |
| FrontierMath (Feb 2025 set) | 0.7% | — |
Knowledge Too close to call
Grok-2 (Dec 2024): 29.8 (#233), Phi 3 Medium 4k Instruct: 30.2 (#229)
| Benchmark | Grok-2 (Dec 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Expert | 1254 | 1108 |
| GPQA Diamond | 53.8% | — |
| Confabulations | 20.1% | — |
Multilingual Grok-2 (Dec 2024) leads
Grok-2 (Dec 2024): 43.1 (#188), Phi 3 Medium 4k Instruct: 30.6 (#263)
| Benchmark | Grok-2 (Dec 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Non-English | 1282 | 1094 |
| LMArena Chinese | 1289 | 1108 |
| LMArena French | 1318 | 1110 |
| LMArena German | 1287 | 1101 |
| LMArena Japanese | 1244 | 1042 |
| LMArena Korean | 1237 | 954 |
| LMArena Russian | 1286 | 1145 |
| LMArena Spanish | 1281 | 1095 |
Instruction Following Grok-2 (Dec 2024) leads
Grok-2 (Dec 2024): 66.9 (#202), Phi 3 Medium 4k Instruct: 57.6 (#268)
| Benchmark | Grok-2 (Dec 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Instruction Following | 1270 | 1113 |
| LiveBench Instruction Following | 69.6% | — |
Long Context Grok-2 (Dec 2024) leads
Grok-2 (Dec 2024): 38.8 (#190), Phi 3 Medium 4k Instruct: 34.0 (#255)
| Benchmark | Grok-2 (Dec 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Longer Query | 1276 | 1120 |
Writing & Preference Grok-2 (Dec 2024) leads
Grok-2 (Dec 2024): 48.6 (#198), Phi 3 Medium 4k Instruct: 34.1 (#272)
| Benchmark | Grok-2 (Dec 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Text | 1305 | 1138 |
| LMArena Creative Writing | 1284 | 1107 |
| LMArena Multi-Turn | 1290 | 1088 |
| Short-Story Creative Writing | 63.6% | — |
| LiveBench Language | 45.6% | — |
Frequently asked questions
Is Grok-2 (Dec 2024) better than Phi 3 Medium 4k Instruct?
Grok-2 (Dec 2024) and Phi 3 Medium 4k Instruct score almost the same on the Noometry Index (33.7 vs 33.0), so choose on price, context window or the category you care about most.
Is Grok-2 (Dec 2024) or Phi 3 Medium 4k Instruct better for coding?
They score almost the same on coding (33.3 vs 32.9); test both on your own repository before choosing.
How many benchmarks do Grok-2 (Dec 2024) and Phi 3 Medium 4k Instruct share?
17 benchmarks have published results for both models. Grok-2 (Dec 2024) has 34 scored results on Noometry and Phi 3 Medium 4k Instruct has 17.