Model comparison
Granite 3.0 2b Instruct vs Mercury 2.5
Granite 3.0 2b Instruct has enough public results to be ranked (#284); Mercury 2.5 does not yet, so treat this comparison as directional.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in math, where Granite 3.0 2b Instruct leads 29.7 to 22.4.
- Granite 3.0 2b Instruct has downloadable open weights; the other is API-only.
Side by side
| Granite 3.0 2b Instruct | Mercury 2.5 | |
|---|---|---|
| Provider | IBM | Inception |
| Noometry Index | 30.2 | 30.2 |
| Released | — | 2026-09-08 |
| Weights | Open | Proprietary |
| Context window | — | 260K |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.04 |
| Output $ / M tokens | — | $0.15 |
| Results tracked | 13 | 2 |
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Category by category
Coding Not comparable
Granite 3.0 2b Instruct: 27.8 (#311), Mercury 2.5: —
| Benchmark | Granite 3.0 2b Instruct | Mercury 2.5 |
|---|---|---|
| BigCodeBench Instruct | 20.5% | — |
| LMArena Coding | 1090 | — |
| ALE-Bench | — | 301.65 |
Reasoning Not comparable
Granite 3.0 2b Instruct: 19.6 (#234), Mercury 2.5: —
| Benchmark | Granite 3.0 2b Instruct | Mercury 2.5 |
|---|---|---|
| LMArena Hard Prompts | 1073 | — |
Math Granite 3.0 2b Instruct leads
Granite 3.0 2b Instruct: 29.7 (#215), Mercury 2.5: 22.4
| Benchmark | Granite 3.0 2b Instruct | Mercury 2.5 |
|---|---|---|
| ProofBench | — | 3% |
| LMArena Math | 1117 | — |
Knowledge Not comparable
Granite 3.0 2b Instruct: 28.4 (#238), Mercury 2.5: —
| Benchmark | Granite 3.0 2b Instruct | Mercury 2.5 |
|---|---|---|
| LMArena Expert | 1064 | — |
Multilingual Not comparable
Granite 3.0 2b Instruct: 27.1 (#273), Mercury 2.5: —
| Benchmark | Granite 3.0 2b Instruct | Mercury 2.5 |
|---|---|---|
| LMArena Non-English | 1033 | — |
| LMArena Chinese | 1070 | — |
| LMArena Russian | 1045 | — |
Instruction Following Not comparable
Granite 3.0 2b Instruct: 54.2 (#279), Mercury 2.5: —
| Benchmark | Granite 3.0 2b Instruct | Mercury 2.5 |
|---|---|---|
| LMArena Instruction Following | 1056 | — |
Long Context Not comparable
Granite 3.0 2b Instruct: 32.5 (#263), Mercury 2.5: —
| Benchmark | Granite 3.0 2b Instruct | Mercury 2.5 |
|---|---|---|
| LMArena Longer Query | 1071 | — |
Writing & Preference Not comparable
Granite 3.0 2b Instruct: 29.8 (#287), Mercury 2.5: —
| Benchmark | Granite 3.0 2b Instruct | Mercury 2.5 |
|---|---|---|
| LMArena Text | 1080 | — |
| LMArena Creative Writing | 1046 | — |
| LMArena Multi-Turn | 1053 | — |
Frequently asked questions
Is Granite 3.0 2b Instruct better than Mercury 2.5?
Granite 3.0 2b Instruct has enough public results to be ranked (#284); Mercury 2.5 does not yet, so treat this comparison as directional.
How many benchmarks do Granite 3.0 2b Instruct and Mercury 2.5 share?
0 benchmarks have published results for both models. Granite 3.0 2b Instruct has 13 scored results on Noometry and Mercury 2.5 has 2.