Capital One Spark Cash Plus

Capital One Spark Cash Plus Reviews

Business card

51Signal
36% positive
11reviews
How the signal works
The signal score

A score out of 100 for how well reviewed a product is. It rises with positive reviews and with how many there are; negative and mixed reviews take points off.

So a handful of glowing reviews can’t beat a product lots of people like. No sponsored placements.

Updated 9 NovCompare with American Express The Business Platinum Card from American Express

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What people mention

Often liked

Great rewards3

Common concerns

Poor support3

Topics grouped from customer reviews, with how many mention each; read the originals below.

Real customer experiences (11)

Sorted by: Most helpful
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Showing 3 reviews mentioning poor support Show all

Reddit · r/CapitalOne · Jun 2, 2026

Negative

Summary of a Reddit post

They hit the spending target for the sign-up bonus but the reward had not posted more than a month later. Phone calls to support only told them to keep waiting, which they found frustrating.

Reddit · r/CreditCards · Feb 18, 2026

Negative

Summary of a Reddit post

They applied after years in business with strong credit and consistent in-full payments, and were denied for balances being too high relative to revenue. They found customer service unhelpful on the denial.

Reddit · r/CreditCards · Mar 31, 2025

Negative

Summary of a Reddit comment

They are partway through meeting the sign-up bonus spend and find the authorized spend limit hard to work with. They say it is a guessing game limited to a few checks a day, and customer service cannot see it either.

Common questions about Capital One Spark Cash Plus

Is Capital One Spark Cash Plus worth it?

Of the 11 reviews with a clear verdict, 36% are positive, 18% mixed and 45% negative. The praise mentioned most is great rewards. The most common complaint is poor support.

What do people like about Capital One Spark Cash Plus?

The praise reviewers mention most: great rewards (3 reviews) and low fees (1 review). For example: They hold the card alongside a personal Venture X and hit the big sign-up bonus. They explain how the cash back can be moved to miles through a Venture card.

What are the most common complaints about Capital One Spark Cash Plus?

The complaints reviewers mention most: poor support (3 reviews). For example: They hit the spending target for the sign-up bonus but the reward had not posted more than a month later. Phone calls to support only told them to keep waiting, which they found frustrating.

What does the signal score of 51 mean?

It's how well reviewed Capital One Spark Cash Plus is, out of 100. Negative and mixed reviews take points off, and so does having only a few reviews: a product needs plenty of them, compared with the most-reviewed products here, to reach the high 80s and 90s. It's worked out from reviews only, needs at least 5 of them, and updates as new ones come in.

What are the specs of Capital One Spark Cash Plus?

Category: Business card. Type: Business cash-back charge card. Fees: $150 annual fee, refunded each year you spend at least $150,000. Rates & rewards: Unlimited 2% cash back on every purchase.

Where do these Capital One Spark Cash Plus reviews come from?

11 are quotes from Reddit, each linked to the original. Customer reviews are checked for spam before they appear. Every review, written here or quoted, is read as positive, mixed or negative.