Stumptown vs Four Sigmatic: Coffee Comparison (2026)
An independent side-by-side comparison of Stumptown and Four Sigmatic 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.
Stumptown leads overall — 27% cited vs Four Sigmatic 0% across 60 probes.
ChatGPT
StumptownLeads
4 / 6 probes
67%
ExcellentFour Sigmatic
0 / 6 probes
0%
InvisiblePerplexity
Stumptown
0 / 6 probes
0%
InvisibleFour Sigmatic
0 / 6 probes
0%
InvisibleGemini
Stumptown
0 / 6 probes
0%
InvisibleFour Sigmatic
0 / 6 probes
0%
InvisibleClaude
StumptownLeads
3 / 6 probes
50%
ExcellentFour Sigmatic
0 / 6 probes
0%
InvisibleCopilot
StumptownLeads
1 / 6 probes
17%
AverageFour Sigmatic
0 / 6 probes
0%
InvisibleScale:NoneLowFairStrongExcellent
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Highlights
Stumptown
Product data is being indexed.
Four Sigmatic
- ✓Enhanced focus
- ✓Sustained energy without jitters
- ✓Regular caffeine
When to choose Stumptown
Choose Stumptown if its strengths align with what matters most for your purchase. Full guidance populates as Stumptown's product data is 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.