Pepper comparison

Pepper X vs Carolina Reaper

Pepper X is roughly 1.6× hotter than Carolina Reaper.

Superhot2.7M–3.2M SHU
Pepper X

From north america

Flavor
Earthy, slightly tropical first note that vanishes into the most intense sustained heat of any verified pepper.
Color
Yellow-green to greenish-yellow
Best uses
Used in tiny quantities in extreme hot sauces (Puckerbutt's 'The Last Dab Apollo' line) · Powdered for spice blends sold by specialty hot sauce producers · Largely a sauce ingredient — not used in home cooking due to extreme heat
Pairs with
Managed with dairy, Sweet fruit bases to balance, Strictly micro-doses
Superhot1.4M–2.2M SHU
Carolina Reaper

From north america

Flavor
Fruity, sweet entry followed by the most intense sustained heat of any widely available pepper.
Color
Red
Best uses
Used in tiny quantities in superhot hot sauces · Dried and powdered for extreme spice blends · Competition cooking and eating challenges
Pairs with
Managed with dairy, Sweet fruit bases to balance, BBQ smoked meats

Quick verdict

Which one to use

  • If you want more heat: reach for Pepper X (2.7M–3.2M SHU).
  • If you want manageable heat: use Carolina Reaper (1.4M–2.2M SHU).
  • For Pepper X-style flavor: earthy, slightly tropical first note that vanishes into the most intense sustained heat of any verified pepper.
  • For Carolina Reaper-style flavor: fruity, sweet entry followed by the most intense sustained heat of any widely available pepper.