Capital One Spark Cash Plus vs United Business Card: which one fits your business?

Side-by-side comparison of Capital One Spark Cash Plus and United Business Card — fees, features, ease, support, and which one fits your business. Scored on the same rubric.

Short answer: Capital One Spark Cash Plus wins on our scorecard (7.9/10 vs 7.4/10).

Scored onCapital One Spark Cash PlusUnited Business Card
Right fit for small biz99
Ease of use77
Fees & pricing88
Customer support66
Features97
Annual Fee$150 (Refundable)$99 ($0 first year)
Late Payment Fee2.99% of balanceUp to $40
Foreign Transaction FeeNone$0
Employee Card Fee$0—
Purchase APR—21.49% - 28.49% variable

Capital One Spark Cash Plus in one paragraph

A powerhouse 2% cash-back engine for high-revenue businesses that don't mind a personal guarantee.

Skip it if: You need to carry a balance from month to month or have a credit score below 700.

Read the full Capital One Spark Cash Plus review

United Business Card in one paragraph

A top-tier choice for United loyalists that pays for itself through bag fee waivers and anniversary credits.

Skip it if: You don't live near a United hub or you prefer flying whichever airline is cheapest on Expedia.

Read the full United Business Card review

Frequently asked questions

Which is better, Capital One Spark Cash Plus or United Business Card?

On our five-axis scorecard, Capital One Spark Cash Plus scores higher (7.9/10 vs 7.4/10). A powerhouse 2% cash-back engine for high-revenue businesses that don't mind a personal guarantee.

Who should skip Capital One Spark Cash Plus?

You need to carry a balance from month to month or have a credit score below 700.

Who should skip United Business Card?

You don't live near a United hub or you prefer flying whichever airline is cheapest on Expedia.

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