Compare/Qwen3.5 2B (Reasoning) vs Granite 4.1 8B

Qwen3.5 2B (Reasoning)vsGranite 4.1 8B

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

Alibaba

Qwen3.5 2B (Reasoning)

Input
$0.02/M
Output
$0.1/M
Speed
TTFT
IBM

Granite 4.1 8B

Input
$0.05/M
Output
$0.1/M
Speed
128 tok/s
TTFT
0.42s

Winner by Category

Cheaper
Qwen3.5 2B (Reasoning)
Faster (tok/s)
Granite 4.1 8B
Lower Latency
Qwen3.5 2B (Reasoning)
Benchmarks (3-4)
Granite 4.1 8B

Pricing Comparison

MetricQwen3.5 2B (Reasoning)Granite 4.1 8B
Input ($/M tokens)$0.02$0.05
Output ($/M tokens)$0.1$0.1
Cost for 1M input + 100K output tokens:
Qwen3.5 2B (Reasoning)$0.03
Granite 4.1 8B$0.06

Speed Comparison

Output Speed (tokens/s) — higher is better
Qwen3.5 2B (Reasoning)
Granite 4.1 8B
128 tok/s
Time to First Token (seconds) — lower is better
Qwen3.5 2B (Reasoning)
Granite 4.1 8B
0.42s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
16.312.4
Coding Index
3.57.3
Math Index
GPQA Diamond
45.6%43.3%
MMLU-Pro
LiveCodeBench
AIME 2025
MATH-500
Humanity's Last Exam
2.1%3.8%
SciCode
2.8%21.8%
IFBench
31.5%38.6%
TerminalBench
3.8%0.0%
Qwen3.5 2B (Reasoning)3 wins
4 winsGranite 4.1 8B

Frequently Asked Questions

Which is cheaper, Qwen3.5 2B (Reasoning) or Granite 4.1 8B?

Qwen3.5 2B (Reasoning) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.04/M tokens vs $0.06/M for Granite 4.1 8B.

Which model performs better on benchmarks?

Granite 4.1 8B wins 4 out of 12 benchmarks compared to 3 for Qwen3.5 2B (Reasoning). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Granite 4.1 8B generates tokens faster at 128 tok/s vs 0 tok/s. Qwen3.5 2B (Reasoning) also has lower time-to-first-token (0.00s vs 0.42s).

When should I use Qwen3.5 2B (Reasoning) vs Granite 4.1 8B?

Choose based on your priorities: Qwen3.5 2B (Reasoning) for lower cost, Granite 4.1 8B for stronger benchmark performance, and Granite 4.1 8B for faster generation. For latency-sensitive apps, check the TTFT comparison above.