Model comparison
Granite 3.0 2b Instruct vs Grok 4.20 Multi-Agent
Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 30.8 on the Noometry Index.
Last verified . 12 shared benchmarks.
Summary
- They share 12 benchmarks with published results for both. Granite 3.0 2b Instruct scores higher in 0 categories and Grok 4.20 Multi-Agent in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 4.20 Multi-Agent leads 64.0 to 29.6.
- Granite 3.0 2b Instruct has downloadable open weights; the other is API-only.
Side by side
| Granite 3.0 2b Instruct | Grok 4.20 Multi-Agent | |
|---|---|---|
| Provider | IBM | xAI |
| Noometry Index | 30.8 | 46.2 |
| Released | — | 2026-03-09 |
| Weights | Open | Proprietary |
| Context window | — | 1M |
| Max output | — | 30K |
| Input $ / M tokens | — | $1.25 |
| Output $ / M tokens | — | $2.50 |
| Results tracked | 13 | 20 |
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Category by category
Coding Grok 4.20 Multi-Agent leads
Granite 3.0 2b Instruct: 28.3 (#316), Grok 4.20 Multi-Agent: 43.0 (#92)
| Benchmark | Granite 3.0 2b Instruct | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Coding | 1090 | 1457 |
| BigCodeBench Instruct | 20.5% | — |
Agentic & Tool Use Not comparable
Granite 3.0 2b Instruct: —, Grok 4.20 Multi-Agent: —
| Benchmark | Granite 3.0 2b Instruct | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Search | — | 1204 |
Reasoning Grok 4.20 Multi-Agent leads
Granite 3.0 2b Instruct: 20.5 (#235), Grok 4.20 Multi-Agent: 43.9 (#48)
| Benchmark | Granite 3.0 2b Instruct | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Hard Prompts | 1073 | 1448 |
| NYT Connections (extended) | — | 89.6% |
Math Grok 4.20 Multi-Agent leads
Granite 3.0 2b Instruct: 32.2 (#217), Grok 4.20 Multi-Agent: 39.4 (#104)
| Benchmark | Granite 3.0 2b Instruct | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Math | 1117 | 1442 |
Knowledge Grok 4.20 Multi-Agent leads
Granite 3.0 2b Instruct: 29.0 (#241), Grok 4.20 Multi-Agent: 40.4 (#119)
| Benchmark | Granite 3.0 2b Instruct | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Expert | 1064 | 1445 |
Multimodal Not comparable
Granite 3.0 2b Instruct: —, Grok 4.20 Multi-Agent: 40.5 (#48)
| Benchmark | Granite 3.0 2b Instruct | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Vision | — | 1259 |
Multilingual Grok 4.20 Multi-Agent leads
Granite 3.0 2b Instruct: 27.0 (#278), Grok 4.20 Multi-Agent: 54.4 (#43)
| Benchmark | Granite 3.0 2b Instruct | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Non-English | 1033 | 1440 |
| LMArena Chinese | 1070 | 1475 |
| LMArena Russian | 1045 | 1457 |
| LMArena French | — | 1466 |
| LMArena German | — | 1456 |
| LMArena Japanese | — | 1405 |
| LMArena Korean | — | 1416 |
| LMArena Spanish | — | 1447 |
Instruction Following Grok 4.20 Multi-Agent leads
Granite 3.0 2b Instruct: 53.9 (#284), Grok 4.20 Multi-Agent: 74.8 (#84)
| Benchmark | Granite 3.0 2b Instruct | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Instruction Following | 1056 | 1420 |
Long Context Grok 4.20 Multi-Agent leads
Granite 3.0 2b Instruct: 32.5 (#268), Grok 4.20 Multi-Agent: 43.7 (#88)
| Benchmark | Granite 3.0 2b Instruct | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Longer Query | 1070 | 1431 |
Writing & Preference Grok 4.20 Multi-Agent leads
Granite 3.0 2b Instruct: 29.6 (#292), Grok 4.20 Multi-Agent: 64.0 (#59)
| Benchmark | Granite 3.0 2b Instruct | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Text | 1080 | 1450 |
| LMArena Creative Writing | 1046 | 1436 |
| LMArena Multi-Turn | 1053 | 1452 |
Frequently asked questions
Is Granite 3.0 2b Instruct better than Grok 4.20 Multi-Agent?
Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 30.8 on the Noometry Index.
Is Granite 3.0 2b Instruct or Grok 4.20 Multi-Agent better for coding?
Grok 4.20 Multi-Agent scores higher on coding benchmarks: 43.0 versus 28.3 in the Noometry coding category.
How many benchmarks do Granite 3.0 2b Instruct and Grok 4.20 Multi-Agent share?
12 benchmarks have published results for both models. Granite 3.0 2b Instruct has 13 scored results on Noometry and Grok 4.20 Multi-Agent has 20.