On Monday, the US administration said the conversation had included an area where the two countries had more mutual interests - global steel overcapacity - according to details of the call provided by the White House.
The dissensions between the German chancellor and the american president are particularly visible in the fight against climate change, trade and military spending.
US President Donald Trump makes his way to board a limousine upon arrival at Andrews Air Force Base in Maryland on July 3, 2017.
"According to the usual practice, BRICS leaders will hold an informal meeting ahead of the G-20 summit in Hamburg,"Sputnik quoted Li Baodong, China's Vice Foreign Minister. That I won't do".
'It's not only going to be about (economic) growth but rather sustainable growth, ' she said.
In remarks last week, Merkel raised the prospect of an open clash with Trump at the Hamburg summit, although some Trump administration officials have played down the discord.
House vote would mirror Texas' crackdown on 'sanctuary cities'
House of Representatives on Thursday and gathered criticism from opponents who claim they are a threat to civil liberties. It would also reduce funding to cities which limit the number of illegal immigrants they turn over the authorities.
She warned against high expectations, noting that the summit's final communique had to be "approved unanimously".
Chancellor Angela Merkel said in a video address Sunday that she wants discussion among leaders to include issues such as sustainable development, labor rights and environmental protection.
"If everyone in the world is looking for the best deal then in the end we all lose", he said in an interview with Stuttgarter Zeitung.
In the conversation with Abe, the White House said both leaders were united on increasing pressure on North Korea to "change its risky path" and the United States and Japan are ready to respond to "any threat or action taken by North Korea".
Eberhard Sandschneider, a China expert at Berlin's Free University, said Merkel's main goal was to gather as many allies as possible on climate, trade and Africa before the G20 summit, describing the encounter as a pure "coordination meeting".