Compare/Qwen3 30B A3B 2507 (Reasoning) vs Grok 4.3 (medium)

Qwen3 30B A3B 2507 (Reasoning)vsGrok 4.3 (medium)

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

Alibaba

Qwen3 30B A3B 2507 (Reasoning)

Input
$0.2/M
Output
$2.4/M
Speed
140 tok/s
TTFT
1.16s
SpaceXAI

Grok 4.3 (medium)

Input
$1.25/M
Output
$2.5/M
Speed
103 tok/s
TTFT
21.73s

Winner by Category

Cheaper
Qwen3 30B A3B 2507 (Reasoning)
Faster (tok/s)
Qwen3 30B A3B 2507 (Reasoning)
Lower Latency
Qwen3 30B A3B 2507 (Reasoning)
Benchmarks (6-6)
Tie

Pricing Comparison

MetricQwen3 30B A3B 2507 (Reasoning)Grok 4.3 (medium)
Input ($/M tokens)$0.2$1.25
Output ($/M tokens)$2.4$2.5
Cost for 1M input + 100K output tokens:
Qwen3 30B A3B 2507 (Reasoning)$0.44
Grok 4.3 (medium)$1.50

Speed Comparison

Output Speed (tokens/s) — higher is better
Qwen3 30B A3B 2507 (Reasoning)
140 tok/s
Grok 4.3 (medium)
103 tok/s
Time to First Token (seconds) — lower is better
Qwen3 30B A3B 2507 (Reasoning)
1.16s
Grok 4.3 (medium)
21.73s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
14.436.0
Coding Index
12.1
Math Index
56.3
GPQA Diamond
70.7%89.0%
MMLU-Pro
80.5%
LiveCodeBench
70.7%
AIME 2025
56.3%
MATH-500
97.6%
Humanity's Last Exam
9.8%28.1%
SciCode
33.3%44.6%
IFBench
50.7%83.3%
TerminalBench
5.3%30.3%
Qwen3 30B A3B 2507 (Reasoning)6 wins
6 winsGrok 4.3 (medium)

Frequently Asked Questions

Which is cheaper, Qwen3 30B A3B 2507 (Reasoning) or Grok 4.3 (medium)?

Qwen3 30B A3B 2507 (Reasoning) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.75/M tokens vs $1.56/M for Grok 4.3 (medium).

Which model performs better on benchmarks?

It's a tie — both models win 6 benchmarks each across 12 evaluated categories. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Qwen3 30B A3B 2507 (Reasoning) generates tokens faster at 140 tok/s vs 103 tok/s. Qwen3 30B A3B 2507 (Reasoning) also has lower time-to-first-token (1.16s vs 21.73s).

When should I use Qwen3 30B A3B 2507 (Reasoning) vs Grok 4.3 (medium)?

Choose based on your priorities: Qwen3 30B A3B 2507 (Reasoning) for lower cost, both perform similarly on benchmarks, and Qwen3 30B A3B 2507 (Reasoning) for faster generation. For latency-sensitive apps, check the TTFT comparison above.