Crude grade comparison

Kashagan Blend vs Basrah Kurmala

Price, Kashagan Blend spread, quality and refinery yields side by side. Updated .

Kazakhstan (Caspian Kashagan field)

Kashagan Blend

$113.16USD/BBL
■ 0.00(0.00%)
Class
Medium/Sour
API
30.5°
Sulfur
1.7%
VS
Kashagan Blend – Basrah Kurmala spread -4.46 USD/BBL · Kashagan Blend premium
Iraq (Rumaila Kurmala layer)

Basrah Kurmala

$117.62USD/BBL
■ 0.00(0.00%)
Class
Medium/Sour
API
32.2°
Sulfur
2%

Kashagan Blend Crude vs Basrah Kurmala Crude: on April 13, 2026 Kashagan Blend settled at $113.16/bbl (0.00%) and Basrah Kurmala at $117.62/bbl (0.00%), putting Basrah Kurmala $4.46 above Kashagan Blend. Kashagan Blend is medium/sour crude (30.5° API, 1.7% sulfur); Basrah Kurmala is medium/sour crude (32.2° API, 2% sulfur).

Price history

Kashagan Blend vs Basrah Kurmala price chart

Daily assessed prices in USD per barrel and the spread between them.

  • Kashagan Blend Crude
  • Basrah Kurmala Crude
30-day Kashagan Blend avg
$113.16
30 shared days
30-day Basrah Kurmala avg
$119.08
30 shared days
Average spread
-5.92
Kashagan Blend minus Basrah Kurmala
Days Kashagan Blend above
0 / 30
widest $0 on
Kashagan Blend Crude and Basrah Kurmala Crude daily prices from 13 Aug 2026 to 6 Oct 2026.

Kashagan Blend – Basrah Kurmala spread $/bbl · above zero: Kashagan Blend premium · below zero: Basrah Kurmala premium

Free view: last 30 days. Gaps mark days with no assessment. Subscribe for longer history and Excel export.

View as table
DateKashagan BlendBasrah KurmalaSpread
14 Apr 2026-117.62-
07 Apr 2026-122.00-
01 Mar 2026-117.62-
13 Apr 2026113.16--
Price analysis

Highs and lows by period

High, low and range by period for Kashagan Blend Crude and Basrah Kurmala Crude, USD per barrel
PeriodKashagan BlendBasrah Kurmala
HighLowRangeHighLowRange
7 Days---%---%
30 Days---%---%
90 Days---%---%
180 Days---%---%
365 Days113.16113.160%122117.623.59%

Range = (high − low) ÷ high.

Daily prices

Recent prices & spread

Last 5 shared daily prices and spread
DateKashagan BlendChgBasrah KurmalaChgSpread
113.160
117.620
122.000
117.62-4.38
Full daily history for both grades since 2019 is available to subscribers.Subscribe now
Crude quality

Quality & refinery yields

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

  • Kashagan Blend Crude
  • Basrah Kurmala Crude

Physical & chemical properties

API gravityhigher = lighter
KB30.5°
BK32.2°
Sulfur contenthigher = sourer
KB1.7%
BK2%
Densityhigher = heavier
KB0.88 g/cm³
BK0.86 g/cm³
Viscosityhigher = thicker
KB12 cSt
BK8.5 cSt
Pour pointhigher = waxier
KB0 °C
BK15 °C

Typical refinery yields

Gasoline% of barrel
KB22-26%
BK20-24%
Diesel% of barrel
KB35-39%
BK38-42%
Jet fuel% of barrel
KB10-12'%
BK10-12'%
Residual fuel% of barrel
KB20-26%
BK18-22%

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 Kashagan Blend Crude and Basrah Kurmala Crude
PropertyKashagan Blend CrudeBasrah Kurmala CrudeKashagan Blend − Basrah Kurmala
Classification
ClassificationMedium/SourMedium/Sour
OriginKazakhstan (Caspian Kashagan field)Iraq (Rumaila Kurmala layer)
Chemical properties
API gravity30.5° API32.2° API-1.7 °API
Sulfur content1.7%2%-0.3%
Density0.88 g/cm³0.86 g/cm³+0.02 g/cm³
Pour point0 °C15 °C-15 °C
Viscosity12 cSt8.5 cSt+3.5 cSt
Typical refinery yields
Gasoline22-26%20-24%+2 pts
Diesel35-39%38-42%-3 pts
Jet fuel10-12'%10-12'%0 pts
Residual fuel20-26%18-22%+4 pts
Trading & logistics
Delivery basisCPC Novorossiysk terminalBasrah terminals
Major exchangesPlatts/Argus Med quotesSOMO OSP differential
Export hubCPC PipelineBasrah terminals
Main destinationsEuropeAsia
Benchmark typeRegional (Mediterranean)Regional
Market profile
Key characteristicsHigh-pressure Caspian crude, complex operationsIraqi segregated low-sulfur layer
Refining notesRequires specialized handling; high CO2Quality-segregated from main crude stream
FAQ

Kashagan Blend vs Basrah Kurmala questions

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

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April 13, 2026 Kashagan Blend Crude was $113.16 and Basrah Kurmala Crude $117.62 per barrel, so Basrah Kurmala traded at a premium of $4.46 over Kashagan Blend. Over the previous 30 shared price days the spread averaged -5.92 $/bbl, with Basrah Kurmala priced above Kashagan Blend on 0 day(s).

Kashagan Blend Crude is a medium/sour Kazakhstan (Caspian Kashagan field) crude (30.5° API, 1.7% sulfur) and Regional (Mediterranean) benchmark. Basrah Kurmala Crude is a medium/sour Iraq (Rumaila Kurmala layer) crude (32.2° API, 2% sulfur) and Regional benchmark.