Suanjiayun or Vast.ai (USA) — which is better?

Side-by-Side Comparison of Two Platforms: Pricing, Cashback, Pros & Cons · Data Updated: 2026-10-31 · Always Refer to the Actual Checkout Page.

GPU model	Suanjiayun	Vast.ai (USA)
RTX 3090	¥1.20/hourPay-as-you-go	¥0.63/hourLowerSpot
RTX 4090	¥1.24/hourPay-as-you-go	¥0.87/hourLowerSpot
RTX 5090	¥2.68/hourPay-as-you-go	¥1.53/hourLowerSpot
A100 80GB	¥9.80/hourLowerPay-as-you-go	—
L40S 48GB	¥5.08/hourLowerPay-as-you-go	—
RTX 4090D 24GB	¥1.14/hourLowerPay-as-you-go	—
Cashback	Voucher Co-branded promotion slot secured (paid ¥49.5, valid until 2026-10-26); this parameterized link is an authentic partnership link; cash rebate program under discussion	Cash 3% cashback (lifetime on invited users’ spending; 75% withdrawable via PayPal/Wise; weekly settlement upon reaching $20)
	Rent on Suanjiayun	Rent on Vast.ai (USA)

How to Choose:Suanjiayun (current low price)— RTX 4090/5090 listed prices are the lowest tier network-wide; flexible billing cycles; mature image community. Note: real-name verification required for purchase. Singapore exit nodes cannot reach this site (apex times out; www returns only 301), so automatic 45-minute refresh is temporarily unavailable. Current pricing reflects domestic exit test results as of 2026-10-30, shown as reference rates.
Vast.ai (USA) (Global lowest price)—Global floor pricing, P2P market-driven rates, wide GPU model selection; note: foreign currency/credit card required; spot instances subject to interruption at any time; host reliability varies—check reliability scores.
Prices change hourly—don’t rely on a single screenshot:Real-time price comparison table on homepageAlways Sorted by Price — Also Supports Subscribe to Price Drop Alerts— Automatic Email Alerts on Price Drops.

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