This is a regular verb. It follows the conjugation pattern of the verb hablar.
PresentPresente
Ella compara los dos hoteles antes de reservar.
She compares the two hotels before booking.
ImperfectPretérito imperfecto
De estudiante, comparaba mis notas con las de mi hermano.
As a student, I used to compare my grades with my brother's.
ConditionalCondicional
Yo no compararía esas dos ciudades.
I wouldn't compare those two cities.