A guide to Capital One's Spark business cards

Capital One offers an expansive suite of personal cards, some of which are at the top of our lists, but it also offers a family of cards designed for businesses.These cards are known as the Spark cards, and they earn cash back.You can currently apply for three Spark cards: the Capital One Spark Cash Plus, Capital One Spark Cash and the Capital One Spark Cash Select.With these cards' similar names and earning rates, let's dive into the differences and examine the cards and their welcome offers.Comparison of the Capital One Spark business cardsCard nameWelcome bonusKey benefitsAnnual feeCapital One Spark Cash PlusEarn a one-time $2,000 cash bonus, and for a limited time, earn a $500 Capital One Business Travel credit after spending $30,000 on purchases within the first three months of account opening. Plus, earn an additional $2,000 cash bonus for every $500,000 spent during the first year. Complimentary employee cards No foreign transaction fees No preset spending limit Receive a refund of your $150 annual fee if you spend $150,000 or more on the card in one year Earn 5% cash back on hotels and rental cars booked through Capital One Business Travel and an unlimited 2% cash back on a...