On September 16, 2026, at 18:30, global oil prices experienced a simultaneous drop. West Texas Intermediate (WTI) crude oil fell to $103.30 per barrel, down by $2.53, or 2.39%. Meanwhile, Brent crude was priced at $107.20 per barrel, decreasing by $1.55, or 0.43%.

This decline in oil prices is attributed to a surprising increase in U.S. crude inventories, which has alleviated some concerns regarding supply disruptions from Saudi Arabia. The market is currently facing a tug-of-war between geopolitical risks that threaten supply and short-term oversupply signals from the U.S.

Despite the recent price adjustments, oil remains above the $100 per barrel mark, with an overall upward trend still anticipated. Short-term pressures from U.S. inventory levels are countered by ongoing risks related to supply interruptions in regions such as Saudi Arabia, the Strait of Hormuz, Libya, and Russia. Market participants are closely monitoring the restoration timeline of the East-West pipeline and export activities at Saudi Arabia's Yanbu port.

According to the Ministry of Industry and Trade, the global oil market's fluctuations on this date are influenced by several key factors, including escalating tensions between the U.S. and Iran, Houthi attacks on Saudi oil facilities, and signals regarding peace negotiations between Russia and Ukraine. These factors have led to fluctuating oil product prices globally, with a prevailing upward trend.

For domestic consumers, the retail prices of common oil products in Vietnam as of September 16 are as follows:

• E5 RON92: capped at 23,744 VND per liter, which is 495 VND lower than E10 RON95-III.
• E10 RON95-III: capped at 24,239 VND per liter.
• Diesel 0.05S: capped at 28,485 VND per liter.
• 180CST 3.5S fuel oil: capped at 18,157 VND per kilogram.

A representative from a fuel trading company has forecasted a potential increase in fuel prices during the next price adjustment period. However, the actual increase will depend on the stabilization fund's financial status.

Comparatively, the fuel prices in neighboring countries as of September 10, 2026, are as follows:

• Thailand: 30,003 VND per liter (government-subsidized);
• Cambodia: 28,337 VND per liter (government-subsidized);
• Laos: 48,216 VND per liter;
• China: 32,879 VND per liter (government-controlled);
• Vietnam: 24,239 VND per liter.

For diesel, the prices are:

• Thailand: 30,669 VND per liter (government-subsidized);
• Cambodia: 33,218 VND per liter;
• Laos: 40,176 VND per liter;
• China: 29,824 VND per liter (government-controlled);
• Vietnam: 28,485 VND per liter.

Currently, Vietnam's fuel prices are relatively low compared to its neighboring countries.