Model comparison
Granite 3.1 8b Instruct vs Kimi K2.5 Instant
Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 32.4 on the Noometry Index.
Last verified . 12 shared benchmarks.
Summary
- They share 12 benchmarks with published results for both. Granite 3.1 8b Instruct scores higher in 0 categories and Kimi K2.5 Instant in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Kimi K2.5 Instant leads 60.6 to 35.5.
Side by side
| Granite 3.1 8b Instruct | Kimi K2.5 Instant | |
|---|---|---|
| Provider | IBM | Moonshot AI |
| Noometry Index | 32.4 | 43.6 |
| Released | — | — |
| Weights | Open | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 13 | 18 |
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Category by category
Coding Kimi K2.5 Instant leads
Granite 3.1 8b Instruct: 34.5 (#233), Kimi K2.5 Instant: 42.6 (#97)
| Benchmark | Granite 3.1 8b Instruct | Kimi K2.5 Instant |
|---|---|---|
| LMArena Coding | 1186 | 1484 |
| LMArena WebDev | — | 1404 |
Agentic & Tool Use Not comparable
Granite 3.1 8b Instruct: 24.1 (#120), Kimi K2.5 Instant: —
| Benchmark | Granite 3.1 8b Instruct | Kimi K2.5 Instant |
|---|---|---|
| Berkeley Function Calling Leaderboard | 27.1% | — |
Reasoning Kimi K2.5 Instant leads
Granite 3.1 8b Instruct: 22.1 (#207), Kimi K2.5 Instant: 29.7 (#90)
| Benchmark | Granite 3.1 8b Instruct | Kimi K2.5 Instant |
|---|---|---|
| LMArena Hard Prompts | 1145 | 1443 |
Math Kimi K2.5 Instant leads
Granite 3.1 8b Instruct: 33.0 (#209), Kimi K2.5 Instant: 39.4 (#105)
| Benchmark | Granite 3.1 8b Instruct | Kimi K2.5 Instant |
|---|---|---|
| LMArena Math | 1152 | 1442 |
Knowledge Kimi K2.5 Instant leads
Granite 3.1 8b Instruct: 31.1 (#220), Kimi K2.5 Instant: 40.2 (#123)
| Benchmark | Granite 3.1 8b Instruct | Kimi K2.5 Instant |
|---|---|---|
| LMArena Expert | 1142 | 1440 |
Multimodal Not comparable
Granite 3.1 8b Instruct: —, Kimi K2.5 Instant: 40.2 (#50)
| Benchmark | Granite 3.1 8b Instruct | Kimi K2.5 Instant |
|---|---|---|
| LMArena Vision | — | 1254 |
Multilingual Kimi K2.5 Instant leads
Granite 3.1 8b Instruct: 30.9 (#260), Kimi K2.5 Instant: 52.0 (#94)
| Benchmark | Granite 3.1 8b Instruct | Kimi K2.5 Instant |
|---|---|---|
| LMArena Non-English | 1099 | 1406 |
| LMArena Chinese | 1145 | 1449 |
| LMArena Russian | 1092 | 1404 |
| LMArena French | — | 1403 |
| LMArena German | — | 1413 |
| LMArena Korean | — | 1378 |
| LMArena Spanish | — | 1447 |
Instruction Following Kimi K2.5 Instant leads
Granite 3.1 8b Instruct: 58.6 (#259), Kimi K2.5 Instant: 75.3 (#65)
| Benchmark | Granite 3.1 8b Instruct | Kimi K2.5 Instant |
|---|---|---|
| LMArena Instruction Following | 1131 | 1430 |
Long Context Kimi K2.5 Instant leads
Granite 3.1 8b Instruct: 35.2 (#241), Kimi K2.5 Instant: 43.9 (#83)
| Benchmark | Granite 3.1 8b Instruct | Kimi K2.5 Instant |
|---|---|---|
| LMArena Longer Query | 1162 | 1435 |
Writing & Preference Kimi K2.5 Instant leads
Granite 3.1 8b Instruct: 35.5 (#266), Kimi K2.5 Instant: 60.6 (#95)
| Benchmark | Granite 3.1 8b Instruct | Kimi K2.5 Instant |
|---|---|---|
| LMArena Text | 1150 | 1420 |
| LMArena Creative Writing | 1129 | 1381 |
| LMArena Multi-Turn | 1108 | 1427 |
Frequently asked questions
Is Granite 3.1 8b Instruct better than Kimi K2.5 Instant?
Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 32.4 on the Noometry Index.
Is Granite 3.1 8b Instruct or Kimi K2.5 Instant better for coding?
Kimi K2.5 Instant scores higher on coding benchmarks: 42.6 versus 34.5 in the Noometry coding category.
How many benchmarks do Granite 3.1 8b Instruct and Kimi K2.5 Instant share?
12 benchmarks have published results for both models. Granite 3.1 8b Instruct has 13 scored results on Noometry and Kimi K2.5 Instant has 18.