Model comparison
Qwen2.5 Plus 1127 vs Qwen3-4B
Qwen2.5 Plus 1127 is the stronger model overall, scoring 38.8 to 31.9 on the Noometry Index.
Last verified . 0 shared benchmarks.
Alibaba (Qwen)Summary
- The widest gap is in reasoning, where Qwen2.5 Plus 1127 leads 25.9 to 19.2.
- Qwen3-4B has downloadable open weights; the other is API-only.
Side by side
| Qwen2.5 Plus 1127 | Qwen3-4B | |
|---|---|---|
| Provider | Alibaba (Qwen) | Alibaba (Qwen) |
| Noometry Index | 38.8 | 31.9 |
| Released | — | 2025-04-29 |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 14 | 6 |
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Category by category
Coding Not comparable
Qwen2.5 Plus 1127: 38.5 (#175), Qwen3-4B: —
| Benchmark | Qwen2.5 Plus 1127 | Qwen3-4B |
|---|---|---|
| LMArena Coding | 1314 | — |
Agentic & Tool Use Not comparable
Qwen2.5 Plus 1127: —, Qwen3-4B: 27.6 (#100)
| Benchmark | Qwen2.5 Plus 1127 | Qwen3-4B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 35.7% |
Reasoning Qwen2.5 Plus 1127 leads
Qwen2.5 Plus 1127: 25.9 (#141), Qwen3-4B: 19.2 (#268)
| Benchmark | Qwen2.5 Plus 1127 | Qwen3-4B |
|---|---|---|
| Chess Puzzles | — | 4% |
| LMArena Hard Prompts | 1299 | — |
Math Qwen2.5 Plus 1127 leads
Qwen2.5 Plus 1127: 36.1 (#174), Qwen3-4B: 29.7 (#240)
| Benchmark | Qwen2.5 Plus 1127 | Qwen3-4B |
|---|---|---|
| MathArena Final-Answer Competitions | — | 38.5% |
| OTIS Mock AIME 2024-2025 | — | 52.2% |
| LMArena Math | 1298 | — |
Knowledge Qwen2.5 Plus 1127 leads
Qwen2.5 Plus 1127: 35.5 (#183), Qwen3-4B: 33.0 (#208)
| Benchmark | Qwen2.5 Plus 1127 | Qwen3-4B |
|---|---|---|
| GPQA Diamond | — | 52.3% |
| Vectara Hallucination Rate | — | 5.7% |
| LMArena Expert | 1289 | — |
Multilingual Not comparable
Qwen2.5 Plus 1127: 41.9 (#201), Qwen3-4B: —
| Benchmark | Qwen2.5 Plus 1127 | Qwen3-4B |
|---|---|---|
| LMArena Non-English | 1265 | — |
| LMArena Chinese | 1314 | — |
| LMArena German | 1231 | — |
| LMArena Japanese | 1207 | — |
| LMArena Russian | 1271 | — |
Instruction Following Not comparable
Qwen2.5 Plus 1127: 67.2 (#199), Qwen3-4B: —
| Benchmark | Qwen2.5 Plus 1127 | Qwen3-4B |
|---|---|---|
| LMArena Instruction Following | 1275 | — |
Long Context Not comparable
Qwen2.5 Plus 1127: 39.2 (#184), Qwen3-4B: —
| Benchmark | Qwen2.5 Plus 1127 | Qwen3-4B |
|---|---|---|
| LMArena Longer Query | 1292 | — |
Writing & Preference Not comparable
Qwen2.5 Plus 1127: 49.4 (#192), Qwen3-4B: —
| Benchmark | Qwen2.5 Plus 1127 | Qwen3-4B |
|---|---|---|
| LMArena Text | 1299 | — |
| LMArena Creative Writing | 1262 | — |
| LMArena Multi-Turn | 1299 | — |
Frequently asked questions
Is Qwen2.5 Plus 1127 better than Qwen3-4B?
Qwen2.5 Plus 1127 is the stronger model overall, scoring 38.8 to 31.9 on the Noometry Index.
How many benchmarks do Qwen2.5 Plus 1127 and Qwen3-4B share?
0 benchmarks have published results for both models. Qwen2.5 Plus 1127 has 14 scored results on Noometry and Qwen3-4B has 6.