Compare/Mercury 2 vs Granite 4.0 H Small

Mercury 2vsGranite 4.0 H Small

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

Inception

Mercury 2

Input
$0.25/M
Output
$0.75/M
Speed
907 tok/s
TTFT
3.76s
IBM

Granite 4.0 H Small

Input
$0.06/M
Output
$0.25/M
Speed
524 tok/s
TTFT
8.68s

Winner by Category

Cheaper
Granite 4.0 H Small
Faster (tok/s)
Mercury 2
Lower Latency
Mercury 2
Benchmarks (7-4)
Mercury 2

Pricing Comparison

MetricMercury 2Granite 4.0 H Small
Input ($/M tokens)$0.25$0.06
Output ($/M tokens)$0.75$0.25
Cost for 1M input + 100K output tokens:
Mercury 2$0.33
Granite 4.0 H Small$0.08

Speed Comparison

Output Speed (tokens/s) — higher is better
Mercury 2
907 tok/s
Granite 4.0 H Small
524 tok/s
Time to First Token (seconds) — lower is better
Mercury 2
3.76s
Granite 4.0 H Small
8.68s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
32.810.8
Coding Index
30.68.5
Math Index
13.7
GPQA Diamond
77.0%41.6%
MMLU-Pro
62.4%
LiveCodeBench
25.1%
AIME 2025
13.7%
MATH-500
Humanity's Last Exam
15.5%3.7%
SciCode
38.7%20.9%
IFBench
69.8%31.5%
TerminalBench
26.5%2.3%
Mercury 27 wins
4 winsGranite 4.0 H Small

Frequently Asked Questions

Which is cheaper, Mercury 2 or Granite 4.0 H Small?

Granite 4.0 H Small is cheaper overall. Its blended price (3:1 input/output ratio) is $0.11/M tokens vs $0.38/M for Mercury 2.

Which model performs better on benchmarks?

Mercury 2 wins 7 out of 12 benchmarks compared to 4 for Granite 4.0 H Small. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Mercury 2 generates tokens faster at 907 tok/s vs 524 tok/s. Mercury 2 also has lower time-to-first-token (3.76s vs 8.68s).

When should I use Mercury 2 vs Granite 4.0 H Small?

Choose based on your priorities: Granite 4.0 H Small for lower cost, Mercury 2 for stronger benchmark performance, and Mercury 2 for faster generation. For latency-sensitive apps, check the TTFT comparison above.