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Crude grade comparison

Arab Light vs Alaska North Slope

Price, Arab Light spread, quality and refinery yields side by side. Updated .

Saudi Arabia (Ghawar, onshore)

Arab Light

$75.68USD/BBL
▼ -31.53 (-41.66%)
Class
Medium/Sour
API
33°
Sulfur
1.7%
VS
Arab Light – Alaska North Slope spread -14.22 USD/BBL · Arab Light premium
USA (Alaska)

Alaska North Slope

$89.90USD/BBL
■ 0.00(0.00%)
Class
Medium/Sour
API
31.9°
Sulfur
0.93%

Arab Light Crude vs Alaska North Slope Crude: on July 06, 2026 Arab Light settled at $75.68/bbl (-41.66%) and Alaska North Slope at $89.90/bbl (0.00%), putting Alaska North Slope $14.22 above Arab Light. Arab Light is medium/sour crude (33° API, 1.7% sulfur); Alaska North Slope is medium/sour crude (31.9° API, 0.93% sulfur).

Price history

Arab Light vs Alaska North Slope price chart

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

  • Arab Light Crude
  • Alaska North Slope Crude
30-day Arab Light avg
$102.26
30 shared days
30-day Alaska North Slope avg
$101.33
30 shared days
Average spread
+0.93000000000001
Arab Light minus Alaska North Slope
Days Arab Light above
4 / 30
widest $10.37 on 2026-06-10

Arab Light – Alaska North Slope spread $/bbl · above zero: Arab Light premium · below zero: Alaska North Slope premium

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

View as table
DateArab LightAlaska North SlopeSpread
06 Jul 2026-89.90-
02 Jul 2026-89.90-
01 Jul 2026-89.90-
30 Jun 2026-89.90-
29 Jun 2026-89.90-
26 Jun 2026-89.90-
25 Jun 2026-89.90-
23 Jun 2026-89.90-
22 Jun 2026-89.90-
18 Jun 2026-104.55-
17 Jun 2026-104.55-
16 Jun 2026-104.55-
15 Jun 2026-104.55-
12 Jun 2026-104.55-
11 Jun 2026-104.55-
25 Apr 2026-109.05-
17 Apr 2026-90.38-
10 Apr 2026-109.36-
10 Jun 202694.18104.55-10.37
09 Jun 202696.52104.55-8.03
08 Jun 2026100.03104.55-4.52
05 Jun 2026105.02--
04 Jun 2026107.32106.53+0.78999999999999
03 Jun 2026107.85106.53+1.32
02 Jun 2026103.73--
01 Jun 2026103.62--
29 May 2026102.10--
28 May 2026104.05--
27 May 2026107.21--
22 May 2026113.15--
21 May 2026114.03116.17-2.14
19 May 2026117.69116.17+1.52
15 May 2026116.21116.17+0.039999999999992
14 May 2026114.57--
13 May 2026115.40--
08 May 2026107.47115.54-8.07
07 May 2026109.23--
06 May 2026121.04--
05 May 2026121.04--
04 May 2026121.29--
01 May 2026121.29--
29 Apr 2026119.80--
28 Apr 2026119.80--
27 Apr 2026119.48--
24 Apr 2026118.87--
20 Apr 2026114.20--
13 Apr 2026113.25--
01 Mar 2026121.29--
Price analysis

Highs and lows by period

PeriodArab LightAlaska North Slope
HighLowRangeHighLowRange
7 Days---%---%
30 Days---%---%
90 Days---%---%
180 Days117.6974.7636.48%116.1789.922.61%
365 Days121.2974.7638.36%116.1789.922.61%

Range = (high − low) ÷ high.

Daily prices

Recent prices & spread

DateArab LightChgAlaska North SlopeChgSpread
121.290
113.250
114.20+0.95
118.87+4.67
119.48+0.61
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.

  • Arab Light Crude
  • Alaska North Slope Crude

Physical & chemical properties

API gravityhigher = lighter
AL33°
ANS31.9°
Sulfur contenthigher = sourer
AL1.7%
ANS0.93%
Densityhigher = heavier
AL0.86 g/cm³
ANS0.87 g/cm³
Viscosityhigher = thicker
AL12 cSt
ANS7.8 cSt
Pour pointhigher = waxier
AL15 °C
ANS15 °C

Typical refinery yields

Gasoline% of barrel
AL20-24%
ANS36-40%
Diesel% of barrel
AL42-46%
ANS32-36%
Jet fuel% of barrel
AL10-12'%
ANS10-12'%
Residual fuel% of barrel
AL20-25%
ANS16-20%

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

Full specification comparison

PropertyArab Light CrudeAlaska North Slope CrudeArab Light − Alaska North Slope
Classification
ClassificationMedium/SourMedium/Sour
OriginSaudi Arabia (Ghawar, onshore)USA (Alaska)
Chemical properties
API gravity33° API31.9° API+1.1 °API
Sulfur content1.7%0.93%+0.77%
Density0.86 g/cm³0.87 g/cm³-0.01 g/cm³
Pour point15 °C15 °C0 °C
Viscosity12 cSt7.8 cSt+4.2 cSt
Typical refinery yields
Gasoline20-24%36-40%-16 pts
Diesel42-46%32-36%+10 pts
Jet fuel10-12'%10-12'%0 pts
Residual fuel20-25%16-20%+5 pts
Trading & logistics
Delivery basisRas Tanura, YanbuValdez, Alaska (US West Coast)
Major exchangesSaudi OSP (vs Oman/Dubai); ICEPlatts (ANS West Coast); CME
Export hubRas Tanura (KSA)Valdez, Alaska
Main destinationsAsia-Pacific, EuropeUS West Coast, Asia
Benchmark typeGlobal (export)Regional (US WC)
Market profile
Key characteristicsSaudi Arabia's flagship crude, OPEC referenceUS West Coast benchmark, moderate sour grade
Refining notesSignificant residuum yield; requires crackingModerate distillate yield; significant fuel oil portion
FAQ

Arab Light vs Alaska North Slope questions

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

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July 06, 2026 Arab Light Crude was $75.68 and Alaska North Slope Crude $89.90 per barrel, so Alaska North Slope traded at a premium of $14.22 over Arab Light. Over the previous 30 shared price days the spread averaged +0.93000000000001 $/bbl, with Alaska North Slope priced above Arab Light on 4 day(s).

Arab Light Crude is a medium/sour Saudi Arabia (Ghawar, onshore) crude (33° API, 1.7% sulfur) and Global (export) benchmark. Alaska North Slope Crude is a medium/sour USA (Alaska) crude (31.9° API, 0.93% sulfur) and Regional (US WC) benchmark.
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