Costs & Pricing

Metric	Spark Cash Plus	American Express® Business Gold Card
Annual fee	$150 ($150 statement credit if ≥ $150,000 net purchases by membership anniversary)	$375
Employee card fee	$0 (free employee and virtual cards)	Employee Business Gold $95 (first 5 then $95 each); Employee Business Expense Cards $0; max 99 additional cards
Purchase APR	Not printed as revolving purchase APR; Pay Over Time variable APR ~25.74% (review sites, mid-2026) if balance carried	17.74%–28.49% variable on Pay Over Time only (Prime + 10.99% to +21.74%)
Intro APR (purchases)	Not offered	Not a standard public offer (some targeted pages have shown 0% for 6 months on POT-eligible purchases)
Foreign transaction fee	$0	$0
Late payment fee	2.99% late fee if minimum payment not paid by due date	$39 or 2.99% of any past-due Pay In Full amount, whichever is greater

Rewards & Value

Metric	Spark Cash Plus	American Express® Business Gold Card
Base earn rate	Unlimited 2% cash back on net purchases (no category caps)	1X Membership Rewards point per $1 on other eligible purchases
Welcome bonus	$2,000 cash after $30,000 spend in first 3 months; +$2,000 for every $500,000 in year one (repeatable)	Personalized — marketed as high as 200,000 Membership Rewards points after $15,000 eligible purchases in first 3 months (offer varies; you may not be eligible)
Redemption value	1¢ per 1¢ cash back on statement credit/check	Varies by redemption; Amex does not publish a single cpp. Treat Pay With Points / statement credit at ~1¢; transfers can be higher or lower — do not assume 2¢.
Transfer partners	No native transfer partners; cash may convert to Capital One miles ($1 = 100 miles) if linked to miles-earning Cap One card	Membership Rewards partners (most airlines 1:1; hotel ratios vary). U.S. airline transfers: excise tax offset $0.0006/point, max $99. Confirm live at membershiprewards.com/pointsinfo.

Credit & Eligibility

Metric	Spark Cash Plus	American Express® Business Gold Card
Personal guarantee	Required in practice (issuer-typical for Cap One business cards; not quoted on product page)	Required (standard small-business Amex model; no published no-PG path)
Credit check	Hard pull on submit; pre-approval advertised as no impact to personal credit	Apply with Confidence — no personal-score impact to learn approval; accepting the card may impact personal credit. Submitting may affect business credit.
Employee cards	Free; spend limits, lock/unlock, account manager role; primary remains liable	Up to 99 total; Gold employee cards $95 structure; Expense Cards $0; spend limits and alerts
Product type	Hybrid charge card / NPSL business card (designed pay-in-full; Pay Over Time optional)	Hybrid small-business charge card with revolving Pay Over Time (NPSL on purchases)

Pros & Cons

Spark Cash Plus

Pros

• Uncapped 2% cash back on all net purchases
• NPSL capacity plus free employee and virtual cards
• $150 annual fee refunded at $150,000 net spend by anniversary
• Large year-1 bonuses — $2,000 at $30k/3 mo plus $2,000 per $500k spent
• $0 foreign transaction fee; 5% on Capital One Business Travel hotels/VR/cars

Cons

• $150 fee is real if spend stays below $150k/year
• Pay-in-full design — 2.99% late fee and Pay Over Time interest if you carry
• Bonus hurdles favor very high spenders ($30k/3 mo, $500k increments)
• No 0% intro APR and no balance transfers
• Bonus often blocked for existing/previous Capital One Business cardholders

American Express® Business Gold Card

Pros

• Auto-4X on whichever two of six categories lead each month, up to $150k combined — no annual category lock-in
• Transferable Membership Rewards (same partner list as other MR cards)
• Statement-credit stack can exceed the $375 fee if credits are enrolled and used
• $0 foreign transaction fee; NPSL plus optional Pay Over Time
• Personalized welcome marketed as high as 200k / $15k / 3 months

Cons

• $375 annual fee plus $95 Employee Business Gold cards
• 4X dies after $150k combined and is only two categories per cycle; 1X residual is weak
• Shipping dropped from 4X (2026 refresh); credits need enrollment and specific vendors
• No lounge, Global Entry/TSA, or airline incidental credit
• Hybrid pay-in-full + high POT APR; late fee can be 2.99% of past-due Pay In Full

Verdict

Spark Cash Plus

Capital One Spark Cash Plus is the go-to for businesses with serious spend who can pay in full. Uncapped 2%, NPSL flexibility, free employee/virtual cards, and a refundable $150 fee at $150k make it a premium flat-rate engine — especially with the live $2,000 welcome bonus and limited $500 travel credit (through Sep 7, 2026). Poor fit for 0% financing seekers, lounge hunters, or businesses under $150k annual card spend.

American Express® Business Gold Card

Business Gold is a specialist, not a simple daily driver. Auto-4X that follows whichever two categories win each month is powerful for ads, software, restaurants, gas, transit, or wireless — and the credit stack can more than offset $375 if you already buy those products. After the $150k cap, or if you will not enroll in credits, a no-fee 2% card or Ink Preferred is usually cleaner. Poor substitute for 0% capital, no-PG fintech cards, or Business Platinum travel perks.