USO and OIL(USOON) are economically connected but structurally different products.
USO, or the United States Oil Fund, LP, is an exchange-traded commodity pool whose shares trade on NYSE Arca. It primarily uses crude-oil futures and related instruments to seek daily exposure related to light sweet crude oil prices.
OIL(USOON) is an Ondo tokenized product linked to USO and traded against USDT on MEXC.
The relationship is:
WTI
↓
WTI futures
↓
USO
↓
Ondo USOon
↓
MEXC OIL(USOON)/USDT
The key difference is:
USO is the underlying exchange-traded commodity product. OIL(USOON) is a separate tokenized instrument designed to provide economic exposure linked to USO.
| Feature | USO | OIL(USOON) |
|---|---|---|
| Product type | Exchange-traded commodity pool | Ondo tokenized product |
| Main market | NYSE Arca | Tokenized market / MEXC |
| Main economic mechanism | WTI futures | Economic exposure linked to USO |
| Direct USO ownership | Yes when buying USO through securities infrastructure | No |
| Physical oil ownership | No | No |
| Quote | USD | USDT on MEXC |
| Blockchain | No | Yes |
| Futures roll risk | Yes | Indirectly yes |
| Ondo structural risk | No | Yes |
| Token tracking risk | No | Yes |
USO is formally the United States Oil Fund, LP.
USCF describes it as an exchange-traded security designed to track daily price movements of light sweet crude oil through a specified short-term futures benchmark. It currently invests in oil futures and may also use swaps and other oil-related investments.
For a complete explanation, see:
What Is USO? United States Oil Fund, WTI Futures, Roll Strategy, Contango and Risks Explained.
OIL(USOON) adds a tokenization layer on top of USO.
It should therefore not be described as:
For the full product structure, see:
What Is OIL(USOON)? Ondo Tokenized United States Oil Fund Explained.
No.
A conventional USO investor owns shares of the exchange-traded commodity pool through securities-market infrastructure.
An OIL(USOON) holder owns the tokenized instrument.
Although the token is structured to provide economic exposure linked to USO, the legal form and custody chain are different.
No.
This is one similarity.
USO primarily uses futures and related financial instruments rather than buying physical crude and allocating barrels to shareholders.
OIL(USOON) then tracks the economic exposure of USO.
Therefore neither product gives an ordinary holder the right to go to Cushing and request delivery of barrels of crude.
WTI enters at the futures layer.
USO's Benchmark Oil Futures Contract is tied to light, sweet crude delivered to Cushing, Oklahoma.
CME describes WTI futures as physically delivered contracts whose delivery point is Cushing, a major U.S. crude-storage and pipeline hub.
But OIL(USOON) does not directly own that futures contract.
USO's principal trading takes place on NYSE Arca.
Tokenized markets can operate outside ordinary U.S. equity-market hours.
This means a situation can occur where:
USO's most recent market price is stale
while:
oil futures and OIL(USOON) are responding to new information.
That can produce a temporary numerical difference without necessarily indicating that the token structure has failed.
USO trades in:
USD
MEXC trades:
OIL(USOON)/USDT
Therefore the tokenized market adds another variable:
USDT/USD
Even relatively small deviations can affect exact numerical comparisons.
USO and OIL(USOON) have separate markets.
USO liquidity does not automatically become identical OIL(USOON) liquidity.
The token market can have different:
For the live MEXC market:
USO directly carries futures-roll effects.
OIL(USOON) indirectly inherits them because its underlying reference is USO.
USO's current benchmark transitions from the near-month WTI contract to the next-month contract during a five-day roll period.
Therefore:
Tokenization does not remove contango or backwardation.
In contango:
near-month futures < later futures
For example:
September WTI: $80
October WTI: $83
Repeatedly moving exposure into more expensive later contracts can create unfavorable futures-curve effects.
That can cause USO to perform differently from a simplistic spot-oil comparison.
In backwardation:
near-month futures > later futures
For example:
September WTI: $85
October WTI: $82
The roll environment can be more supportive.
But neither structure guarantees profit because the entire futures curve continues moving.
MEXC's RealStocks is another important comparison.
MEXC describes RealStocks as a product developed with regulated brokers that allows eligible users to directly purchase real publicly listed U.S. shares, hold the corresponding stock assets and receive associated shareholder rights.
That is materially different from an Ondo tokenized product.
For more information:
The availability of USO itself through RealStocks should be verified through the live RealStocks market rather than assumed.
There is no universally superior product.
The more useful question is:
Which structure matches the user's access requirements, preferred market infrastructure and risk tolerance?
A traditional USO position may appeal to users who prefer conventional securities-market infrastructure.
OIL(USOON) may appeal to eligible crypto-market participants who want tokenized economic exposure and USDT-based trading.
The latter adds additional tokenization and exchange risks.
No. USO is the underlying commodity pool security; OIL(USOON) is a separate tokenized product linked to it.
No. USO uses futures, and OIL(USOON) adds another tracking layer.
No.
No.
Yes, particularly when traditional markets are closed or token liquidity differs.
See:
How to Buy OIL(USOON) on MEXC.
USO and OIL(USOON) are different legal and operational products. Both are exposed to crude-oil and futures-market risks, while OIL(USOON) adds issuer, backing, token tracking, blockchain, USDT, liquidity and centralized-exchange custody risks.

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