Crude grade comparison

West Texas Intermediate vs Castilla

Price, West Texas Intermediate spread, quality and refinery yields side by side. Updated .

VS
West Texas Intermediate – Castilla spread -- USD/BBL · West Texas Intermediate premium
Colombia (Llanos Basin)

Castilla

--
--
Class
Light/Sweet
API
31°
Sulfur
0.18%

West Texas Intermediate Crude vs Castilla Crude: on July 06, 2026 West Texas Intermediate settled at $68.55/bbl (+0.22%) and Castilla price information is not available. West Texas Intermediate is light/sweet crude (39.6° API, 0.24% sulfur); Castilla is light/sweet crude (31° API, 0.18% sulfur).

Crude quality

Quality & refinery yields

How the two crudes differ in the barrel. Each property uses its own scale.

  • West Texas Intermediate Crude
  • Castilla Crude

Physical & chemical properties

API gravityhigher = lighter
WTI39.6°
C31°
Sulfur contenthigher = sourer
WTI0.24%
C0.18%
Densityhigher = heavier
WTI0.827 g/cm³
C0.845 g/cm³
Viscosityhigher = thicker
WTI3.7 cSt
C6 cSt
Pour pointhigher = waxier
WTI-40 °C
C10 °C

Typical refinery yields

Gasoline% of barrel
WTI45-50%
C40-44%
Diesel% of barrel
WTI25-30%
C32-36%
Jet fuel% of barrel
WTI10-12%
C01-12'%
Residual fuel% of barrel
WTI08-10%
C10-12'%

Bars show each yield range; the faint part runs from 0 to the low end. Scale 0–50%.

Full specification comparison

Full specification comparison of West Texas Intermediate Crude and Castilla Crude
PropertyWest Texas Intermediate CrudeCastilla CrudeWest Texas Intermediate − Castilla
Classification
ClassificationLight/SweetLight/Sweet
OriginUSA (Texas/Oklahoma)Colombia (Llanos Basin)
Chemical properties
API gravity39.6° API31° API+8.6 °API
Sulfur content0.24%0.18%+0.06%
Density0.827 g/cm³0.845 g/cm³-0.018 g/cm³
Pour point-40 °C10 °C-50 °C
Viscosity3.7 cSt6 cSt-2.3 cSt
Typical refinery yields
Gasoline45-50%40-44%+6 pts
Diesel25-30%32-36%-6 pts
Jet fuel10-12%01-12'%0 pts
Residual fuel08-10%10-12'%-2 pts
Trading & logistics
Delivery basisCushing, OklahomaCoveñas Terminal
Major exchangesNYMEX (CME)Spot differential
Export hubCushing Hub, OklahomaCoveñas Terminal
Main destinationsUS Refineries, GlobalUS Gulf, Europe
Benchmark typeGlobalRegional
Market profile
Key characteristicsUS global benchmark, highly liquid futures market, reference benchmark for AmericasColombian sweet crude, Atlantic export
Refining notesHigh gasoline & diesel yields; minimal processing neededMedium-light sweet balance
FAQ

West Texas Intermediate vs Castilla questions

The spread, the quality gap and why each grade is a benchmark.

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July 06, 2026 West Texas Intermediate Crude was $68.55 and Castilla Crude $ per barrel, so Castilla traded at a premium of $0 over West Texas Intermediate. Over the previous 30 shared price days the spread averaged -- $/bbl, with Castilla priced above West Texas Intermediate on 0 day(s).

West Texas Intermediate Crude is a light/sweet USA (Texas/Oklahoma) crude (39.6° API, 0.24% sulfur) and Global benchmark. Castilla Crude is a light/sweet Colombia (Llanos Basin) crude (31° API, 0.18% sulfur) and Regional benchmark.