Costs & Pricing

Metric	Ink Business Unlimited® Credit Card	Capital One Venture X Business
Annual fee	$0	$395 (ongoing; no first-year waiver published)
Employee card fee	$0	$0 for employee cards. Optional lounge access for additional cardholders is $125/year per person (up to 4). Cards without lounge access stay free.
Purchase APR	16.74%–24.74% variable (Prime + 9.99% to +17.99%; cap 29.99%)	Marketing: 25.74% variable on the portion you elect to carry. Formal disclosure box does not print a purchase APR — it states the balance is due in full. No published Prime+ band.
Intro APR (purchases)	0% fixed for first 12 months (lost if minimum payment missed)	Not offered
Foreign transaction fee	3%	$0
Late payment fee	$40	2.99% of the unpaid portion of the minimum payment. Because the minimum equals the New Balance, a missed due date is expensive.

Rewards & Value

Metric	Ink Business Unlimited® Credit Card	Capital One Venture X Business
Base earn rate	1.5% cash back (1.5 Ultimate Rewards points per $1)	Unlimited 2 miles per $1 on net purchases (no published category cap)
Welcome bonus	$1,000 cash back after $8,000 in purchases within first 4 months (100,000 points; as of 9/3/2026)	Standard public offer (product page + disclosure 31812, 2026-09-03): 150,000 bonus miles after $30,000 spend within 3 months of rewards-membership enrollment. Posted within two billing cycles. Marketed as equal to $1,500 in travel at the 1¢ portal rate.
Redemption value	1¢/point for cash, gift cards, and program travel; Amazon Shop with Points 0.8¢/point	1¢ per mile for portal travel and Cover Your Travel Purchases (miles needed = dollars × 100). Issuer markets 10,000 anniversary miles as $100 toward travel. Cash via check/account credit and gift cards at rates that vary and can change — not automatic.
Transfer partners	Not native on this card; points can be moved to another Ultimate Rewards account for transfer-partner access when paired with eligible cards (e.g., Ink Preferred)	Capital One miles program (disclosure: may be eligible). Official 2026 list — 1:1 airlines: Aeromexico Rewards, Air Canada Aeroplan, Avianca LifeMiles, British Airways Club, Cathay Pacific Asia Miles, Etihad Guest, Finnair Plus, Flying Blue (Air France-KLM), Qantas, Qatar Privilege Club, Singapore KrisFlyer, TAP Miles&Go, Turkish Miles&Smiles, Virgin Red. 2:1.5: Emirates Skywards, EVA Air, Japan Airlines. 5:3: JetBlue TrueBlue. Hotels: Choice Privileges 1:1, Wyndham Rewards 1:1, I Prefer 1:2, Accor Live Limitless 2:1. Miles do not expire while the account is open; may be forfeited if closed.

Credit & Eligibility

Metric	Ink Business Unlimited® Credit Card	Capital One Venture X Business
Personal guarantee	Required — joint and several liability of authorizing officer and business	Required in practice / exact clause not on the public product page. Capital One educational copy treats PGs as typical on business cards; secondary sources (Nav, Ramp) state Cap One business cards require a PG.
Credit check	Hard pull on authorizing officer's personal credit (SSN required)	Application collects SSN/ITIN, rent/mortgage, personal contact. Hard pull is the Cap One / industry norm; pre-approval tool is marketed as no-impact. Whose credit: authorizing signatory; beneficial owners/controllers also collected.
Employee cards	Free; number not capped in public copy; individual spend limits, lock/unlock, and alerts	Free; public copy does not numerically cap count. Roles: authorized user vs account manager (more admin rights). Custom spend limits, real-time posting, lock/unlock. Primary remains liable. No complimentary lounge access for additional cardholders unless $125/year add-on (up to 4).
Product type	Revolving business credit card	Hybrid business charge card with no preset spending limit (NPSL). Official terms: all charges due in full; minimum payment equals New Balance. Marketing allows carrying a portion at 25.74% variable APR (Pay Over Time). Not a traditional revolving line.

Pros & Cons

Ink Business Unlimited® Credit Card

Pros

• $0 annual fee on primary and employee cards
• Uncapped 1.5% on eligible purchases — simple flat-rate earn
• 12-month 0% intro APR on purchases
• Elevated $1,000 / $8,000 / 4-month welcome bonus (as of 9/3/2026); AU spend counts
• Primary business-use rental CDW up to $60,000 on a no-fee card

Cons

• 3% foreign-transaction fee
• No native bonus categories — loses to 2% flats and Ink Cash/Preferred in bonus buckets
• Personal guarantee + hard personal pull + unofficial 5/24 rule
• Welcome bonus blocked if you ever held this or another $0-AF Chase business card
• No balance-transfer intro APR; no cell-phone protection or premium travel credits

Capital One Venture X Business

Pros

• Unlimited 2X miles with no category tracking, plus 5X/10X in Capital One Business Travel and 15+ transfer partners
• $300 portal credit + 10,000 anniversary miles offset most of the $395 fee if the credit is used (fee nets about −$5 at 1¢/mile before lounge value)
• NPSL purchasing power with Confirm Purchasing Power; $0 FTF
• Free employee and virtual cards; Accounts Payable included (no platform fee)
• Primary lounge stack (Cap One + Priority Pass) with two free PP guests — better PP guest policy than personal Venture X after Feb 2026

Cons

• $395 fee and a $300 credit that only works inside Capital One Business Travel
• Welcome spend hurdle is $30,000 in 3 months; prior Capital One Business customers may get $0 bonus
• Pay-in-full design; late fee is 2.99% of the unpaid New Balance
• Carry APR 25.74% if you use the residual-balance option — poor working-capital tool
• Portal-only hotel/air bonuses; insurance/cell-phone/rental-CDW details are network-dependent and not in a public benefits PDF

Verdict

Ink Business Unlimited® Credit Card

One of the strongest no-annual-fee business cards for flat-rate earn. The Ink Business Unlimited combines uncapped 1.5% cash back, a generous intro APR window, free employee cards, and a elevated welcome bonus — all without an annual fee. Best for domestic spenders who don't need category bonuses or premium travel perks. Poor fit for foreign spend, no-PG seekers, or businesses that would earn more with Ink Cash or Ink Preferred in their bonus categories.

Capital One Venture X Business

Venture X Business is the miles/lounge sibling of Spark Cash Plus — same NPSL charge-card chassis, not consumer Venture X and not Venture Business. Fee math works if the $300 portal credit is used; skip it if you will not book in Capital One Business Travel, cannot hit $30k/3 months, need 0% float, or want no-PG underwriting. Confirm the live welcome tile (150k standard vs 400k targeted) and the issued Visa vs Mastercard benefits guide.