| 15,000,000 to 16,000,000 | Scoville units: pure capsaicin |
| 500,000 to 5,300,000 | Law-enforcement grade pepper spray, FN 303 irritant ammunition |
| 855,000 to 1,050,000 | Naga jolokia (a type of Indian pepper) |
| 355,000 to 580,000 | Red savina habanero |
| 100,000 to 350,000 | Habanero pepper, scotch bonnet pepper, datil pepper, rocoto pepper, Jamaican hot pepper |
| 50,000 to 100,000 | Thai pepper, malagueta pepper, chiltepin pepper, pequin pepper |
| 30,000 to 50,000 | Cayenne pepper, ají pepper, tabasco pepper, some chipotle peppers |
| 10,000 to 23,000 | Serrano pepper, some chipotle peppers, de arbol pepper |
| 2,500 to 8,000 | Jalapeno pepper, guajilo pepper, varieties of anaheim pepper, paprika (Hungarian wax pepper) |
| 500 to 2,500 | Anaheim pepper, poblano pepper, rocotillo pepper |
| 100 to 500 | Pimento, pepperoncini, cherry pepper |
| 0 | No heat, bell pepper |