KAST vs Tria

Both entry cards advertise 1.5% cashback, but their limits are far apart. KAST applies 1.5% to the first $2,000 spent each month, for as much as $30 monthly. Tria applies 1.5% to the first $100 and 0.5% above it, then charges 0.5% on every payment.

That leaves Tria Virtual at roughly $1 of net monthly cashback once spending exceeds $100. KAST K Card can produce $15 at $1,000 of monthly spend and reaches its $30 cap at $2,000. KAST rewards wait 14 days and can only be applied to a future card purchase, while Tria's main advantage at this tier is self-custody rather than reward value.

At $1,000 of domestic monthly spending, the annual comparison is:

The paid Tria cards recover their annual prices at this budget. KAST's free card still has the simplest economics because it asks for neither a subscription nor a token stake.

KAST X pays 2% USD cashback on the first $10,000 each month and adds KAST Points equal to 1% of eligible spend. Its standard price is $1,000 a year, reduced to $800 with code 0NDAZU6Z. Tria Signature pays 4.5% on the first $1,000 and 1% above; Premium pays 6% on the first $2,000 and 1% above. Code Q2YFBW4580 reduces their annual prices to $87 and $200.

The following figures use those discounted prices, domestic USD purchases, and no value for KAST Points:

KAST X does not recover its discounted annual price from cash rewards until monthly spending exceeds about $3,333. Tria Premium breaks even much earlier because its 6% band covers the first $2,000. At $10,000 a month, their cash results converge: KAST holds 2% through the full budget, while Tria falls to 1% above $2,000 and keeps charging 0.5% per payment.

KAST Points could move the X Card result, but final equity-linked conversion and buyback terms remain unpublished. Treating them as zero keeps the comparison tied to rewards with a defined cash value.

KAST holds the user's loaded balance and is designed around USDC, USDT, and USDe. Stablecoin deposits convert 1:1 at no spread, while non-stablecoin deposits can incur a 2% to 5% automatic-conversion charge. Its custodial model is convenient, but access to the spending balance depends on KAST and its service providers.

Tria uses self-custodial smart-wallet infrastructure and advertises support for more than 1,000 assets across multiple chains. The user retains control of the wallet, though card settlement, account abstraction, bridges, and DeFi strategies still introduce smart-contract and provider dependencies.

Neither model is risk-free. KAST centralizes custody; Tria exposes more technical components. Someone funding only a small working balance may prefer KAST's simplicity. Someone keeping a larger portfolio connected to a card may place more value on Tria's control model.

KAST charges no fee on USD purchases and 0.5% to 1.75% on non-USD transactions, depending on residence and transaction country. Tria charges 0.5% on every payment and another 1% on non-USD purchases, creating a 1.5% foreign-spend drag before rewards.

KAST is cheaper for domestic USD spending. For foreign purchases, KAST also wins in its 0.5% and 1% bands, is level with Tria at 1.5%, and is slightly more expensive at 1.75%. The reward tier then determines whether the complete transaction remains positive.

KAST ATM withdrawals cost $3 plus 2%, with a $250 per-withdrawal limit and $750 daily ceiling. Tria Signature charges 2%, while Premium lists no issuer ATM fee up to $750 daily. ATM operators can impose their own charges on either program.

Tria Travel removes the ordinary cashback spend band on eligible bookings. Signature can earn 4.5% and Premium 6% through the portal, less the 0.5% payment fee, although the booking price should always be compared with buying direct. The metal cards also carry Visa Signature protections, and Premium adds Visa Luxury Hotel benefits.

KAST sells its premium cards partly as physical products. X is a chromoly metal Visa Infinite card; Luxe is a 24K-gold card costing $10,000 a year and paying 3% USD cashback on the first $50,000 monthly plus 2% in KAST Points. Those tiers make more sense for collectors or very high spenders than for someone choosing on cashback alone.

Through September 30, 2026, eligible KAST users can earn 5% net cashback on up to $2,000 of qualifying shopping, dining, and travel spend, capped at $100. The campaign is useful current value, but it can end when the budget is exhausted and should not determine a long-term choice.

Pick KAST if you want the stronger free cashback card, mostly spend stablecoins, and prefer a simpler prepaid account. Start with K Card unless your spending is high enough to recover X Card's price without relying on unpriced points.

Pick Tria if self-custody is decisive, you spend from a wider asset set, or you can use Signature or Premium's higher cashback bands and travel protections. Use SpendNode code Q2YFBW4580 only after confirming the reduced price at checkout.

Both publish broad international eligibility, including the US, but country support and physical-card delivery can differ. Confirm residency and checkout availability before paying for a tier. A small test payment is also useful before either card becomes a primary spending route.

• KAST Crypto Cards
• KAST Pengu Cards
• Tria official site
• SpendNode's source-linked KAST review and Tria review, including in-app verification used for terms not published on public pages