Qwen 3 4B vs Falcon 3 10B

Compare Qwen 3 4B and Falcon 3 10B: pricing, performance, context window, latency, and best use cases. Side-by-side comparison on XALEN.

Updated 2026-05-21 · By Abhishek Raj · Our methodology

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Feature Qwen 3 4B Falcon 3 10B
CategoryCompactOpen Source
Parameters4B10B
Context Window128K32K
Input Price$0.006/1M tokens$0.01/1M tokens
Output Price$0.012/1M tokens$0.02/1M tokens
Latency~50ms~100ms

Choose Qwen 3 4B when:

  • ✓ Mobile apps
  • ✓ Intent detection
  • ✓ Preprocessing
Key Strengths:

Ultra-compact, Mobile-ready, Low cost

Choose Falcon 3 10B when:

  • ✓ Arabic content
  • ✓ General tasks
  • ✓ Edge deployment
Key Strengths:

Open weights, Compact, Good Arabic

Verdict: Qwen 3 4B vs Falcon 3 10B

For cost efficiency, Qwen 3 4B wins at $0.006/1M input tokens. For speed, Falcon 3 10B is faster at ~100ms. Qwen 3 4B excels at Mobile apps while Falcon 3 10B is better for Arabic content. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

Qwen 3 4B costs $0.006/1M input tokens and $0.012/1M output tokens. Falcon 3 10B costs $0.01 input and $0.02 output. Qwen 3 4B is 1.7x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

Qwen 3 4B has a 128K context window with ~50ms latency. Falcon 3 10B offers 32K context at ~100ms. Qwen 3 4B has the larger context window.

Best For

Qwen 3 4B (Compact) is optimized for: Mobile apps, Intent detection, Preprocessing. Falcon 3 10B (Open Source) works best for: Arabic content, General tasks, Edge deployment.

Try Both on XALEN

Both models are available through XALEN's OpenAI-compatible API. Switch between them by changing the model parameter:

from xalen import XALEN

client = XALEN(api_key="xln_test_YOUR_KEY")

# Use Qwen 3 4B
response_a = client.chat.completions.create(
    model="qwen-3-4b",
    messages=[{"role": "user", "content": "Your question here"}]
)

# Use Falcon 3 10B
response_b = client.chat.completions.create(
    model="falcon-3-10b",
    messages=[{"role": "user", "content": "Your question here"}]
)

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Frequently Asked Questions

Which is better, Qwen 3 4B or Falcon 3 10B?

Qwen 3 4B (Compact, 4B) offers Ultra-compact. Falcon 3 10B (Open Source, 10B) offers Open weights. Choose Qwen 3 4B for Mobile apps or Falcon 3 10B for Arabic content.

How much does Qwen 3 4B cost vs Falcon 3 10B?

Qwen 3 4B: $0.006/1M input, $0.012/1M output. Falcon 3 10B: $0.01/1M input, $0.02/1M output. Both available on XALEN with batch processing at 50% discount.

Can I use both models on XALEN?

Yes. XALEN provides 200+ models through a single OpenAI-compatible API. Switch between Qwen 3 4B and Falcon 3 10B by changing the model parameter. No code changes needed.

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Last updated: 2026-05-21. Pricing and specifications may change. Check pricing page for latest rates.