Deliveries worldwide by Daimler's Mercedes-Benz Cars and Vans brand in June rose 0.6% year on year to 1,071,136 units.
Since the beginning of the year, Mercedes-Benz claimed, it had achieved "a better development than the overall luxury car market in some European markets and in… Germany".
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It also claimed luxury car leadership in the US.
A new second quarter sales record was set in the Asia-Pacific region.
First half cars sales fell 17.6% to 935,089 units while sales of the Smart brand, following the switch to pure electric models only, plunged 83.3% to 10,101.
Smart included, Mercedes-Benz Cars sales fell 20.9% to 945,190 units.
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By GlobalDataVans sales fell 25.6% to 125,946 units.
"The lockdown was not without impact for us," said Mercedes-Benz Vans chief Marcus Breitschwerdt.
"It is particularly pleasing that the market in China has recovered so quickly and that we were able to increase unit sales of our commercial vans there by 35%," he added.
The new eSprinter and EQV available for order in the second quarter was expected to "trigger additional demand".
Europe region car sales fell 31.5% to 313,490 units.
Asia-Pacific sales, in contrast were up 8.9% to 259,404 cars, however, while China sales rose 21.6% to 207,107 units.
North America region deliveries slipped 16% to 146,538 units.
US car sales fell 13.7% to 127,207.
