Methanol versus LNG versus ammonia: Asia’s carriers split the fuel bet
11 Jun 20264 min read
Summary
- OOCL named the OOCL Wisdom on 8 May 2026 at Nantong COSCO KHI Ship Engineering in Jiangsu, China, the world's largest methanol dual-fuel containership at 24,168 TEU, per the OOCL press release and Maritime Executive.
- OOCL has 12 methanol dual-fuel ships at the 24,000 TEU class on order and a further 14 vessels at the 18,500 TEU class for delivery through 2029, the largest single-carrier methanol orderbook in Asia.
- Maersk, the original methanol pioneer, has slowed its methanol push citing fuel supply constraints, leaving Asia's bunkering hubs to choose which fuel they invest behind through 2030.
OOCL named the world’s largest methanol dual-fuel containership at the Nantong COSCO KHI shipyard in Jiangsu, China on 8 May 2026, a 24,168 TEU vessel called the OOCL Wisdom and the first in a 12-ship methanol series. The ceremony confirmed what Asia’s carrier orderbooks have been pointing to for two years: the single transition fuel the industry once promised itself does not exist, and Asia’s largest container operator has widened the bet rather than settled it.
Container shipping accounts for roughly 3% of global carbon dioxide emissions, and the International Maritime Organization is requiring carriers to cut greenhouse gas intensity sharply by 2030.
There is no drop-in replacement for heavy fuel oil. The four candidates are liquefied natural gas, biomethane, methanol and ammonia. Each requires a different engine design, different bunkering infrastructure, different storage tank specifications, and a different supply chain back to a different chemical feedstock. A carrier that commits to one cannot easily switch to another mid-lifecycle, and the global bunkering network cannot economically support all four at every port.
OOCL is now committed across the methanol pathway. The Wisdom is the first of a 12-vessel series at the 24,000 TEU class ordered in October 2022 with Nantong COSCO KHI and Dalian COSCO KHI, and a separate US$3.08 billion order placed for 14 methanol-fuelled vessels at the 18,500 TEU class will deliver between the third quarter of 2028 and the third quarter of 2029, according to maritime publication Offshore Energy. The carrier’s parent company COSCO has matched the order with announcements on green methanol offtake agreements, attempting to secure the fuel side of the equation that has already constrained other operators. The Wisdom will deploy on the Asia-Europe route.
Maersk is going the other direction. The Danish operator has the longest methanol track record at scale, with 19 methanol-capable vessels in the water and another six scheduled for delivery in 2026, but the company has publicly pulled back on further methanol orders citing fuel supply uncertainty. The methanol bunkering market has not built out as quickly as the methanol ship orderbook, and Maersk has signalled that it will diversify into LNG and bio-LNG to keep its decarbonisation trajectory on track. The implication for Asia is that the world’s most experienced methanol shipper is hedging while OOCL is doubling down.
The third pathway belongs to ammonia, and it sits further out. NYK Line, Mitsui OSK Lines and Kawasaki Kisen Kaisha have ammonia dual-fuel orders in various stages, but no commercial ammonia-fuelled containership is currently in service. Ammonia carries the strongest theoretical decarbonisation profile because it contains no carbon, but it is highly toxic, requires onboard scrubbers to manage nitrogen oxide and slip emissions, and almost no port currently bunkers it at scale. The Japanese carriers appear to be pricing ammonia’s regulatory and infrastructure questions as solvable on a longer timeline. The Chinese carriers, including COSCO and OOCL, appear to be working on the assumption that those questions take longer than methanol delivers solutions.
The three-way split puts the next decade of competitive position into the bunkering capex decisions Asia’s hub ports are making this year. Singapore is investing in methanol bunkering through the Maritime and Port Authority’s Marine Fuels Singapore initiative and has run methanol bunker trials with carriers. Shanghai has matched Singapore’s methanol push and is building out infrastructure for green methanol supply from Chinese chemical producers. Hong Kong’s position is less defined and depends on how COSCO and OOCL split their post-2028 calls. Pusan is positioning for LNG and ammonia rather than methanol, mirroring Japanese and Korean carriers’ preferences. The bunkering decisions cascade into the broader question of which Asia port retains transshipment dominance after 2030.
A carrier sustainability head at a regional operator will be asked in the next twelve months which fuel the company has committed to and which it has ruled out. The honest answer is that nobody knows. Methanol is in the water. LNG is the largest installed alternative-fuel fleet. Ammonia is the lowest-carbon option that nobody can yet deliver at commercial scale. For Asia’s shipper customers, the operational consequence is that fuel surcharges, sustainability reporting categories and Scope 3 emissions calculations will look different depending on which carrier they book and which trade they ship. The fuel split is now a procurement decision as much as a sustainability one, and a new dimension of carrier selection for shippers tracking Scope 3.
When the OOCL Wisdom completes its first Asia-Europe rotation, which Asian port will have built the methanol bunkering infrastructure to refuel it, and which will lose a generation of carrier loyalty to a slower decision cycle?
Container shipping accounts for roughly 3% of global carbon dioxide emissions, and the International Maritime Organization is requiring carriers to cut greenhouse gas intensity sharply by 2030.
There is no drop-in replacement for heavy fuel oil. The four candidates are liquefied natural gas, biomethane, methanol and ammonia. Each requires a different engine design, different bunkering infrastructure, different storage tank specifications, and a different supply chain back to a different chemical feedstock. A carrier that commits to one cannot easily switch to another mid-lifecycle, and the global bunkering network cannot economically support all four at every port.
OOCL is now committed across the methanol pathway. The Wisdom is the first of a 12-vessel series at the 24,000 TEU class ordered in October 2022 with Nantong COSCO KHI and Dalian COSCO KHI, and a separate US$3.08 billion order placed for 14 methanol-fuelled vessels at the 18,500 TEU class will deliver between the third quarter of 2028 and the third quarter of 2029, according to maritime publication Offshore Energy. The carrier’s parent company COSCO has matched the order with announcements on green methanol offtake agreements, attempting to secure the fuel side of the equation that has already constrained other operators. The Wisdom will deploy on the Asia-Europe route.
Maersk is going the other direction. The Danish operator has the longest methanol track record at scale, with 19 methanol-capable vessels in the water and another six scheduled for delivery in 2026, but the company has publicly pulled back on further methanol orders citing fuel supply uncertainty. The methanol bunkering market has not built out as quickly as the methanol ship orderbook, and Maersk has signalled that it will diversify into LNG and bio-LNG to keep its decarbonisation trajectory on track. The implication for Asia is that the world’s most experienced methanol shipper is hedging while OOCL is doubling down.
The third pathway belongs to ammonia, and it sits further out. NYK Line, Mitsui OSK Lines and Kawasaki Kisen Kaisha have ammonia dual-fuel orders in various stages, but no commercial ammonia-fuelled containership is currently in service. Ammonia carries the strongest theoretical decarbonisation profile because it contains no carbon, but it is highly toxic, requires onboard scrubbers to manage nitrogen oxide and slip emissions, and almost no port currently bunkers it at scale. The Japanese carriers appear to be pricing ammonia’s regulatory and infrastructure questions as solvable on a longer timeline. The Chinese carriers, including COSCO and OOCL, appear to be working on the assumption that those questions take longer than methanol delivers solutions.
The three-way split puts the next decade of competitive position into the bunkering capex decisions Asia’s hub ports are making this year. Singapore is investing in methanol bunkering through the Maritime and Port Authority’s Marine Fuels Singapore initiative and has run methanol bunker trials with carriers. Shanghai has matched Singapore’s methanol push and is building out infrastructure for green methanol supply from Chinese chemical producers. Hong Kong’s position is less defined and depends on how COSCO and OOCL split their post-2028 calls. Pusan is positioning for LNG and ammonia rather than methanol, mirroring Japanese and Korean carriers’ preferences. The bunkering decisions cascade into the broader question of which Asia port retains transshipment dominance after 2030.
A carrier sustainability head at a regional operator will be asked in the next twelve months which fuel the company has committed to and which it has ruled out. The honest answer is that nobody knows. Methanol is in the water. LNG is the largest installed alternative-fuel fleet. Ammonia is the lowest-carbon option that nobody can yet deliver at commercial scale. For Asia’s shipper customers, the operational consequence is that fuel surcharges, sustainability reporting categories and Scope 3 emissions calculations will look different depending on which carrier they book and which trade they ship. The fuel split is now a procurement decision as much as a sustainability one, and a new dimension of carrier selection for shippers tracking Scope 3.
When the OOCL Wisdom completes its first Asia-Europe rotation, which Asian port will have built the methanol bunkering infrastructure to refuel it, and which will lose a generation of carrier loyalty to a slower decision cycle?