What is the difference between xAI: Grok 4 Fast (free) and Qwen: Qwen3.6 35B A3B?

xAI: Grok 4 Fast (free) is developed by xAI while Qwen: Qwen3.6 35B A3B is developed by Qwen. xAI: Grok 4 Fast (free) has a 2.0M token context window vs Qwen: Qwen3.6 35B A3B's 262K. You can compare their actual outputs across 34 challenges on Rival to see how they differ in practice.

Which is better, xAI: Grok 4 Fast (free) or Qwen: Qwen3.6 35B A3B?

It depends on your use case. xAI: Grok 4 Fast (free) and Qwen: Qwen3.6 35B A3B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 34 challenges so you can judge which fits your needs best.

How much does xAI: Grok 4 Fast (free) cost compared to Qwen: Qwen3.6 35B A3B?

xAI: Grok 4 Fast (free) costs $0/M input tokens and Qwen: Qwen3.6 35B A3B costs $0.1612/M input tokens. xAI: Grok 4 Fast (free) is $0.16/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare xAI: Grok 4 Fast (free) and Qwen: Qwen3.6 35B A3B on Rival?

This page shows a side-by-side comparison of xAI: Grok 4 Fast (free) and Qwen: Qwen3.6 35B A3B across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

What is the difference between xAI: Grok 4 Fast (free) and Qwen: Qwen3.6 35B A3B?

xAI: Grok 4 Fast (free) is developed by xAI while Qwen: Qwen3.6 35B A3B is developed by Qwen. xAI: Grok 4 Fast (free) has a 2.0M token context window vs Qwen: Qwen3.6 35B A3B's 262K. You can compare their actual outputs across 34 challenges on Rival to see how they differ in practice.

Which is better, xAI: Grok 4 Fast (free) or Qwen: Qwen3.6 35B A3B?

It depends on your use case. xAI: Grok 4 Fast (free) and Qwen: Qwen3.6 35B A3B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 34 challenges so you can judge which fits your needs best.

How much does xAI: Grok 4 Fast (free) cost compared to Qwen: Qwen3.6 35B A3B?

xAI: Grok 4 Fast (free) costs $0/M input tokens and Qwen: Qwen3.6 35B A3B costs $0.1612/M input tokens. xAI: Grok 4 Fast (free) is $0.16/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare xAI: Grok 4 Fast (free) and Qwen: Qwen3.6 35B A3B on Rival?

This page shows a side-by-side comparison of xAI: Grok 4 Fast (free) and Qwen: Qwen3.6 35B A3B across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

xAI: Grok 4 Fast (free) vs Qwen: Qwen3.6 35B A3B: Which Is Better?

Updated Apr 2026

Our Verdict

xAI: Grok 4 Fast (free)

Qwen: Qwen3.6 35B A3BRunner-up

No community votes yet. On paper, xAI: Grok 4 Fast (free) has the edge — bigger model tier, bigger context window, major provider backing.

Too close to call

API pricing

Cost per 1M tokens

xAI: Grok 4 Fast (free)

Input

$0.000

Output

$0.000

Qwen: Qwen3.6 35B A3B

Input

$0.16

Output

$0.97

Writing DNA

Style Comparison

Similarity

52%

Qwen: Qwen3.6 35B A3B uses 160.3x more emoji

xAI: Grok 4 Fast (free)

Qwen: Qwen3.6 35B A3B

65%Vocabulary59%

13wSentence Length15w

0.56Hedging0.31

1.4Bold4.9

2.5Lists2.7

0.00Emoji1.60

1.58Headings0.75

0.28Transitions0.05

Based on 14 + 27 text responses

Research

What we learned reading every model

xAI: Grok 4 Fast (free) and Qwen: Qwen3.6 35B A3B have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

xAI: Grok 4 Fast (free) vs MiniMax M3New provider

xAI: Grok 4 Fast (free) vs GPT-5New provider

xAI: Grok 4 Fast (free) vs Llama 4 MaverickNew provider

Updated Apr 2026

Our Verdict

xAI: Grok 4 Fast (free)

Qwen: Qwen3.6 35B A3BRunner-up

No community votes yet. On paper, xAI: Grok 4 Fast (free) has the edge — bigger model tier, bigger context window, major provider backing.

Too close to call

API pricing

Cost per 1M tokens

xAI: Grok 4 Fast (free)

Input

$0.000

Output

$0.000

Qwen: Qwen3.6 35B A3B

Input

$0.16

Output

$0.97

Writing DNA

Style Comparison

Similarity

52%

Qwen: Qwen3.6 35B A3B uses 160.3x more emoji

xAI: Grok 4 Fast (free)

Qwen: Qwen3.6 35B A3B

65%Vocabulary59%

13wSentence Length15w

0.56Hedging0.31

1.4Bold4.9

2.5Lists2.7

0.00Emoji1.60

1.58Headings0.75

0.28Transitions0.05

Based on 14 + 27 text responses

Research

What we learned reading every model

xAI: Grok 4 Fast (free) and Qwen: Qwen3.6 35B A3B have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

xAI: Grok 4 Fast (free) vs MiniMax M3New provider

xAI: Grok 4 Fast (free) vs GPT-5New provider

xAI: Grok 4 Fast (free) vs Llama 4 MaverickNew provider