Four Sigmatic vs Onyx Coffee Lab: Coffee Comparison (2026)

An independent side-by-side comparison of Four Sigmatic and Onyx Coffee Lab for coffee shoppers — pricing, hero products, and how often each is cited by major AI engines.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask coffee questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Too early to call — probes still building data.
ChatGPT
Four Sigmatic
Tracking…
No data yet
Onyx Coffee Lab
Tracking…
No data yet
Perplexity
Four Sigmatic
0 / 1 probes
0%
Invisible
Onyx Coffee Lab
0 / 1 probes
0%
Invisible
Gemini
Four Sigmatic
Tracking…
No data yet
Onyx Coffee Lab
Tracking…
No data yet
Claude
Four Sigmatic
Tracking…
No data yet
Onyx Coffee Lab
Tracking…
No data yet
Copilot
Four Sigmatic
Tracking…
No data yet
Onyx Coffee Lab
Tracking…
No data yet
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Four Sigmatic
Starting price
$14.00
Free trial / sample
—
foursigmatic.com ↗
Onyx Coffee Lab
Starting price
—
Free trial / sample
—
onyxcoffeelab.com ↗

Key Highlights

Four Sigmatic
  • ✓Enhanced focus
  • ✓Sustained energy without jitters
  • ✓Regular caffeine
Onyx Coffee Lab

Product data is being indexed.

When to choose Four Sigmatic

Choose Four Sigmatic if its strengths align with what matters most for your purchase. Full guidance populates as Four Sigmatic's product data is indexed.

When to choose Onyx Coffee Lab

Choose Onyx Coffee Lab if its strengths align with what matters most for your purchase. Full guidance populates as Onyx Coffee Lab's product data is indexed.

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