Model comparison
Grok 4.1 vs Mercury
Grok 4.1 is the stronger model overall, scoring 41.5 to 37.6 on the Noometry Index.
Last verified . 8 shared benchmarks.
Summary
- They share 8 benchmarks with published results for both. Grok 4.1 scores higher in 5 categories and Mercury in 1 category; 6 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 4.1 leads 62.4 to 46.2.
Side by side
| Grok 4.1 | Mercury | |
|---|---|---|
| Provider | xAI | Inception |
| Noometry Index | 41.5 | 37.6 |
| Released | 2025-11-17 | — |
| Weights | Proprietary | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 19 | 9 |
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Category by category
Coding Mercury leads
Grok 4.1: 33.7 (#253), Mercury: 38.7 (#170)
| Benchmark | Grok 4.1 | Mercury |
|---|---|---|
| LMArena Coding | 1445 | 1322 |
| LMArena WebDev | 1214 | — |
Agentic & Tool Use Not comparable
Grok 4.1: 34.1 (#49), Mercury: —
| Benchmark | Grok 4.1 | Mercury |
|---|---|---|
| Cybench | 39% | — |
Reasoning Grok 4.1 leads
Grok 4.1: 29.5 (#91), Mercury: 17.5 (#293)
| Benchmark | Grok 4.1 | Mercury |
|---|---|---|
| LMArena Hard Prompts | 1435 | 1285 |
| Kagi LLM Benchmark | — | 21.6% |
Math Not comparable
Grok 4.1: 38.9 (#120), Mercury: —
| Benchmark | Grok 4.1 | Mercury |
|---|---|---|
| LMArena Math | 1422 | — |
Knowledge Not comparable
Grok 4.1: 39.5 (#133), Mercury: —
| Benchmark | Grok 4.1 | Mercury |
|---|---|---|
| LMArena Expert | 1417 | — |
Multilingual Grok 4.1 leads
Grok 4.1: 53.4 (#68), Mercury: 41.6 (#206)
| Benchmark | Grok 4.1 | Mercury |
|---|---|---|
| LMArena Non-English | 1425 | 1260 |
| LMArena Chinese | 1465 | — |
| LMArena French | 1448 | — |
| LMArena German | 1446 | — |
| LMArena Japanese | 1397 | — |
| LMArena Korean | 1407 | — |
| LMArena Russian | 1434 | — |
| LMArena Spanish | 1438 | — |
Instruction Following Grok 4.1 leads
Grok 4.1: 73.8 (#111), Mercury: 65.2 (#224)
| Benchmark | Grok 4.1 | Mercury |
|---|---|---|
| LMArena Instruction Following | 1400 | 1239 |
Long Context Grok 4.1 leads
Grok 4.1: 43.2 (#100), Mercury: 38.4 (#198)
| Benchmark | Grok 4.1 | Mercury |
|---|---|---|
| LMArena Longer Query | 1416 | 1266 |
Writing & Preference Grok 4.1 leads
Grok 4.1: 62.4 (#75), Mercury: 46.2 (#221)
| Benchmark | Grok 4.1 | Mercury |
|---|---|---|
| LMArena Text | 1437 | 1282 |
| LMArena Creative Writing | 1411 | 1191 |
| LMArena Multi-Turn | 1437 | 1282 |
Frequently asked questions
Is Grok 4.1 better than Mercury?
Grok 4.1 is the stronger model overall, scoring 41.5 to 37.6 on the Noometry Index.
Is Grok 4.1 or Mercury better for coding?
Mercury scores higher on coding benchmarks: 38.7 versus 33.7 in the Noometry coding category.
How many benchmarks do Grok 4.1 and Mercury share?
8 benchmarks have published results for both models. Grok 4.1 has 19 scored results on Noometry and Mercury has 9.