Ordered mesoporous NbxW(8 − x) oxides were successfully synthesized.
The ratio of Brønsted and Lewis acidic sites was tunable in NbxW(8 − x) oxides.
Nb4W4 is the most active catalyst with 90.2 kJ/mol apparent activation energy.
Reaction network of glucose conversion was established.
Mesoporous Nb4W4 was stable upon four reaction cycles in aqueous solution.