What these two have in common is that both are Special-based Fire types who have the same speed and suffer from a 4x Weakness to Rock moves but have diverse movesets to choose from. Here you will anwser the following questions:
Who has the better design?
Who is more useful in battle?
Who will win in a fight?
Best 2 out of 3 wins your vote and will determine who is the best Fire type and the worst Fire type, but you're one of those players who hate Fire types and want them gone for good because of your love for Stealth Rock and the most dominant types (Water, Fighting, Steel, Ground, and Dragon), then there's always the third option.