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KAST Card vs Wirex One Card

Wirex One Card scores higher on the G2M score: 74/100 against 66/100 (#4 and #10 of 26 cards). Pick KAST Card for cashback; pick Wirex One Card for a lower FX fee and more countries.

KAST Card66

#10 of 26 · 1.5% to 3% back · annual fee none

Get KASTRead the review
Wirex One Card74

#4 of 26 · 0.5% to 8% back · annual fee none

Get WirexRead the review

The short answer

  • Wirex One Card scores higher on the G2M score: 74/100 against 66/100 (#4 and #10 of 26 cards).
  • KAST Card pays more cashback on its entry tier: 1.5% against 0.5%. Higher tiers go up to 3% on KAST Card and 8% on Wirex One Card.
  • Neither card has an annual fee.
  • Wirex One Card charges less on foreign currency: a 0% FX fee against 2%.
  • Wirex One Card lists 73 countries where it works; KAST Card does not publish a full country list (2 confirmed so far). Of the markets we check for every card, only KAST Card is confirmed in United States, and only Wirex One Card is confirmed in United Kingdom, EU / EEA and UAE.
  • KAST Card is custodial or self-custodial; Wirex One Card is self-custodial.

Want the answer for your own spending, or the next tier up of each? See what each keeps you a year or pick tiers and add a third card.

Side by side

Detail
KAST Card
Wirex One Card
G2M score
66
74 (better)
Base cashback
1.5% (better)
0.5%
Max cashback
3%
8% (better)
Paid in
USD plus KAST Points
USD
Annual fee
Free
Free
FX fee
2%
0% (better)
Top-up fee
0% (better)
0.08%
Per-purchase fee
$0.10 under $25 (non-USD)
None listed
ATM
$3 + 2%; up to $250 per withdrawal
Premium tier and above
Network
Visa
Visa
Card type
Credit
Debit
Custody
Custodial or self-custodial
Self-custodial
Formats
virtual, physical
virtual, physical
Apple / Google Pay
Yes / Yes
Yes / Yes
India
Unclear
No
UAE
Unclear
Yes
United States
Yes
No
United Kingdom
Unclear
Yes
EU / EEA
Unclear
Yes
Countries
Global (full country list not published)
73
Bank account (IBAN or account number)
In your name
In your name
Send money to a bank account
38 currencies
3 currencies
Buy and sell crypto with fiat
Buy and sell
Buy and sell
Spend against crypto without selling
No
Yes
Yield on your balance
Yes
Yes
Tiers
Standard · Premium · Private
Base · Premium · Elite · Private · Bespoke
Perks
Concierge on every tier · Concierge · +1% back in KAST Points · +2% back in KAST Points
No locked funds required · AirRefund flight compensation · Up to 15% off SIXT · Visa Signature benefits

Highlighted values are the better of the two. “Not published” means the issuer does not state it. Card data last checked 25 Oct 2026; see each card's review for its sources.

Questions

Which is better, KAST Card or Wirex One Card?

Wirex One Card scores higher on the G2M score: 74/100 against 66/100 (#4 and #10 of 26 cards). Pick KAST Card for cashback; pick Wirex One Card for a lower FX fee and more countries. The better card for you depends on where you live and how you spend; the G2M calculator works it out for your own spending.

Which has lower fees, KAST Card or Wirex One Card?

Neither card has an annual fee. Wirex One Card charges less on foreign currency: a 0% FX fee against 2%.

Which pays more cashback, KAST Card or Wirex One Card?

KAST Card pays more cashback on its entry tier: 1.5% against 0.5%. Higher tiers go up to 3% on KAST Card and 8% on Wirex One Card.

Which works in more countries, KAST Card or Wirex One Card?

Wirex One Card lists 73 countries where it works; KAST Card does not publish a full country list (2 confirmed so far). Of the markets we check for every card, only KAST Card is confirmed in United States, and only Wirex One Card is confirmed in United Kingdom, EU / EEA and UAE.

Who holds my funds with KAST Card and Wirex One Card?

KAST Card is custodial or self-custodial; Wirex One Card is self-custodial.

More comparisons

Scores use the same rules for every card (how the score works). Referral links never change a score or rank. Not financial advice.