Given that oil demand growth next year probably won't be much more than 1 million barrels a day, a full unwinding of OPEC+ supply cuts in 2025 would "undoubtedly see a very steep slide in crude prices, possibly toward $40 a barrel," Henning Gloystein, head of energy, climate and resources at Eurasia Group, told CNBC.

OPEC cut its forecast for global oil demand growth in 2024 and lowered its projection for next year on Tuesday, highlighting China, India and other regions, marking the producer group's fourth consecutive downward revision.

Since July, OPEC has cut its demand growth forecasts by nearly 20%, mirroring a notable decline in crude oil prices.

Saudi Arabia, which leads the group, appears wary of unsettling markets just before the U.S. presidential election on Tuesday.

Oil prices opened $1 dollar higher following the weekend to trade at 73.80 a barrel when markets opened. Click to read.

Oil prices on the New York fuel exchange are slightly rising, but they remain close to this month's lowest levels. Brokers say investors are focused on the fuel demand outlook after OPEC countries lowered their oil demand growth forecasts for this and next year.