Frequently Asked Questions
How far back does the price history go?
GasWatch PH tracks weekly price history based on actual pump prices from stations across Metro Manila. We started tracking on March 18, 2026 and add new data every Tuesday.
Which brand has the cheapest diesel in Metro Manila?
Based on current station-weighted averages, Cleanfuel has the lowest diesel at ₱100.00/L, followed by Flying V at ₱100.45/L and Petron at ₱101.13/L.
Why do gas prices change every week in the Philippines?
The Philippines follows a weekly oil price adjustment cycle. Oil companies adjust pump prices every Tuesday based on global crude oil movements, the peso-dollar exchange rate, and the DOE (Department of Energy) advisory.
What affects fuel prices in Metro Manila?
Fuel prices are influenced by global crude oil prices (Dubai benchmark), the PHP-USD exchange rate, government taxes (excise + VAT), and individual oil company pricing. Prices can also vary between stations of the same brand.
Is diesel more expensive than gasoline in the Philippines?
Yes. Since late 2025, diesel has been consistently more expensive than regular gasoline (RON 91) in Metro Manila due to global diesel demand and refinery output shifts. Premium fuels (RON 95, RON 97) remain the most expensive per liter.
How much did fuel prices change this week vs last week in Metro Manila?
For the week of April 15–21, 2026, the Metro Manila diesel average is ₱134.13/L, down ₱17.87/L from ₱152.00/L the previous week. The unleaded (RON 91) average is ₱94.45/L, down ₱1.14/L from ₱95.59/L. Data is tracked weekly by GasWatch PH across 1,603 stations.
Which brand has the cheapest unleaded gasoline in Metro Manila?
As of April 24, 2026, the cheapest unleaded (RON 91) in Metro Manila is at Jetti (₱87.49/L), followed by Total (₱90.38/L) and Unioil (₱90.59/L), based on 964 stations tracked by GasWatch PH across 17 cities.