Model comparison
Qwen3-4B vs Sonar
Sonar is the stronger model overall, scoring 38.5 to 31.9 on the Noometry Index.
Last verified . 0 shared benchmarks.
Alibaba (Qwen)
PerplexitySummary
- The widest gap is in math, where Sonar leads 33.7 to 29.7.
- Qwen3-4B has downloadable open weights; the other is API-only.
Side by side
| Qwen3-4B | Sonar | |
|---|---|---|
| Provider | Alibaba (Qwen) | Perplexity |
| Noometry Index | 31.9 | 38.5 |
| Released | 2025-04-29 | 2024-01-01 |
| Weights | Open | Proprietary |
| Context window | — | 128K |
| Max output | — | 4K |
| Input $ / M tokens | — | $1 |
| Output $ / M tokens | — | $1 |
| Results tracked | 6 | 7 |
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Category by category
Coding Not comparable
Qwen3-4B: —, Sonar: 35.7 (#221)
| Benchmark | Qwen3-4B | Sonar |
|---|---|---|
| LiveBench Coding | — | 35.1% |
Agentic & Tool Use Not comparable
Qwen3-4B: 27.6 (#100), Sonar: —
| Benchmark | Qwen3-4B | Sonar |
|---|---|---|
| Berkeley Function Calling Leaderboard | 35.7% | — |
Reasoning Sonar leads
Qwen3-4B: 19.2 (#268), Sonar: 21.1 (#227)
| Benchmark | Qwen3-4B | Sonar |
|---|---|---|
| Chess Puzzles | 4% | — |
| LiveBench Reasoning | — | 46.3% |
| LiveBench Data Analysis | — | 37.9% |
| LiveBench | — | 46.9% |
Math Sonar leads
Qwen3-4B: 29.7 (#240), Sonar: 33.7 (#200)
| Benchmark | Qwen3-4B | Sonar |
|---|---|---|
| MathArena Final-Answer Competitions | 38.5% | — |
| OTIS Mock AIME 2024-2025 | 52.2% | — |
| LiveBench Math | — | 41.6% |
Knowledge Not comparable
Qwen3-4B: 33.0 (#208), Sonar: —
| Benchmark | Qwen3-4B | Sonar |
|---|---|---|
| GPQA Diamond | 52.3% | — |
| Vectara Hallucination Rate | 5.7% | — |
Instruction Following Not comparable
Qwen3-4B: —, Sonar: 71.4 (#150)
| Benchmark | Qwen3-4B | Sonar |
|---|---|---|
| LiveBench Instruction Following | — | 76.2% |
Writing & Preference Not comparable
Qwen3-4B: —, Sonar: 52.6 (#167)
| Benchmark | Qwen3-4B | Sonar |
|---|---|---|
| LiveBench Language | — | 44.1% |
Frequently asked questions
Is Qwen3-4B better than Sonar?
Sonar is the stronger model overall, scoring 38.5 to 31.9 on the Noometry Index.
How many benchmarks do Qwen3-4B and Sonar share?
0 benchmarks have published results for both models. Qwen3-4B has 6 scored results on Noometry and Sonar has 7.