Model comparison
Mercury 2 vs Wizardlm 13b
Mercury 2 is the stronger model overall, scoring 38.8 to 30.8 on the Noometry Index.
Last verified . 9 shared benchmarks.
MicrosoftSummary
- They share 9 benchmarks with published results for both. Mercury 2 scores higher in 6 categories and Wizardlm 13b in 0 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Mercury 2 leads 54.0 to 30.7.
- Wizardlm 13b has downloadable open weights; the other is API-only.
Side by side
| Mercury 2 | Wizardlm 13b | |
|---|---|---|
| Provider | Inception | Microsoft |
| Noometry Index | 38.8 | 30.8 |
| Released | 2026-02-20 | — |
| Weights | Proprietary | Open |
| Context window | 128K | — |
| Max output | 50K | — |
| Input $ / M tokens | $0.25 | — |
| Output $ / M tokens | $0.75 | — |
| Results tracked | 17 | 10 |
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Category by category
Coding Mercury 2 leads
Mercury 2: 33.2 (#250), Wizardlm 13b: 29.6 (#293)
| Benchmark | Mercury 2 | Wizardlm 13b |
|---|---|---|
| LMArena Coding | 1391 | 1035 |
| LMArena WebDev | 1170 | — |
| SciCode | 38.7% | — |
| WeirdML | 43.2% | — |
| ALE-Bench | 785.58 | — |
Reasoning Mercury 2 leads
Mercury 2: 23.0 (#170), Wizardlm 13b: 18.5 (#265)
| Benchmark | Mercury 2 | Wizardlm 13b |
|---|---|---|
| LMArena Hard Prompts | 1362 | 1018 |
| CritPt | 0.8% | — |
Math Not comparable
Mercury 2: —, Wizardlm 13b: 27.8 (#235)
| Benchmark | Mercury 2 | Wizardlm 13b |
|---|---|---|
| LMArena Math | — | 1017 |
Knowledge Not comparable
Mercury 2: 35.6 (#170), Wizardlm 13b: —
| Benchmark | Mercury 2 | Wizardlm 13b |
|---|---|---|
| Vectara Hallucination Rate | 12.3% | — |
| LMArena Expert | 1358 | — |
Multilingual Mercury 2 leads
Mercury 2: 46.8 (#153), Wizardlm 13b: 27.3 (#272)
| Benchmark | Mercury 2 | Wizardlm 13b |
|---|---|---|
| LMArena Non-English | 1331 | 1034 |
| LMArena Chinese | 1416 | 1023 |
| LMArena Russian | 1303 | — |
Instruction Following Mercury 2 leads
Mercury 2: 70.4 (#161), Wizardlm 13b: 53.7 (#280)
| Benchmark | Mercury 2 | Wizardlm 13b |
|---|---|---|
| LMArena Instruction Following | 1328 | 1049 |
Long Context Mercury 2 leads
Mercury 2: 40.4 (#149), Wizardlm 13b: 32.0 (#268)
| Benchmark | Mercury 2 | Wizardlm 13b |
|---|---|---|
| LMArena Longer Query | 1329 | 1054 |
Writing & Preference Mercury 2 leads
Mercury 2: 54.0 (#151), Wizardlm 13b: 30.7 (#282)
| Benchmark | Mercury 2 | Wizardlm 13b |
|---|---|---|
| LMArena Text | 1355 | 1077 |
| LMArena Creative Writing | 1289 | 1090 |
| LMArena Multi-Turn | 1358 | 1047 |
Frequently asked questions
Is Mercury 2 better than Wizardlm 13b?
Mercury 2 is the stronger model overall, scoring 38.8 to 30.8 on the Noometry Index.
Is Mercury 2 or Wizardlm 13b better for coding?
Mercury 2 scores higher on coding benchmarks: 33.2 versus 29.6 in the Noometry coding category.
How many benchmarks do Mercury 2 and Wizardlm 13b share?
9 benchmarks have published results for both models. Mercury 2 has 17 scored results on Noometry and Wizardlm 13b has 10.