Compare/Qwen3 Max (Preview) vs Grok 4.20 0309 v2 (Reasoning)

Qwen3 Max (Preview)vsGrok 4.20 0309 v2 (Reasoning)

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

Alibaba

Qwen3 Max (Preview)

Input
$1.2/M
Output
$6/M
Speed
47 tok/s
TTFT
1.76s
xAI

Grok 4.20 0309 v2 (Reasoning)

Input
$2/M
Output
$6/M
Speed
91 tok/s
TTFT
30.52s

Winner by Category

Cheaper
Qwen3 Max (Preview)
Faster (tok/s)
Grok 4.20 0309 v2 (Reasoning)
Lower Latency
Qwen3 Max (Preview)
Benchmarks (4-7)
Grok 4.20 0309 v2 (Reasoning)

Pricing Comparison

MetricQwen3 Max (Preview)Grok 4.20 0309 v2 (Reasoning)
Input ($/M tokens)$1.2$2
Output ($/M tokens)$6$6
Cost for 1M input + 100K output tokens:
Qwen3 Max (Preview)$1.80
Grok 4.20 0309 v2 (Reasoning)$2.60

Speed Comparison

Output Speed (tokens/s) — higher is better
Qwen3 Max (Preview)
47 tok/s
Grok 4.20 0309 v2 (Reasoning)
91 tok/s
Time to First Token (seconds) — lower is better
Qwen3 Max (Preview)
1.76s
Grok 4.20 0309 v2 (Reasoning)
30.52s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
26.149.3
Coding Index
25.540.5
Math Index
75.0
GPQA Diamond
76.4%91.1%
MMLU-Pro
83.8%
LiveCodeBench
65.1%
AIME 2025
75.0%
MATH-500
Humanity's Last Exam
9.3%32.2%
SciCode
37.0%45.6%
IFBench
48.0%81.2%
TerminalBench
19.7%37.9%
Qwen3 Max (Preview)4 wins
7 winsGrok 4.20 0309 v2 (Reasoning)

Frequently Asked Questions

Which is cheaper, Qwen3 Max (Preview) or Grok 4.20 0309 v2 (Reasoning)?

Qwen3 Max (Preview) is cheaper overall. Its blended price (3:1 input/output ratio) is $2.40/M tokens vs $3.00/M for Grok 4.20 0309 v2 (Reasoning).

Which model performs better on benchmarks?

Grok 4.20 0309 v2 (Reasoning) wins 7 out of 12 benchmarks compared to 4 for Qwen3 Max (Preview). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Grok 4.20 0309 v2 (Reasoning) generates tokens faster at 91 tok/s vs 47 tok/s. Qwen3 Max (Preview) also has lower time-to-first-token (1.76s vs 30.52s).

When should I use Qwen3 Max (Preview) vs Grok 4.20 0309 v2 (Reasoning)?

Choose based on your priorities: Qwen3 Max (Preview) for lower cost, Grok 4.20 0309 v2 (Reasoning) for stronger benchmark performance, and Grok 4.20 0309 v2 (Reasoning) for faster generation. For latency-sensitive apps, check the TTFT comparison above.