Ordered mesoporous Nb<sub>xsub>W<sub>(8 − x)sub> oxides were successfully synthesized.
The ratio of Brønsted and Lewis acidic sites was tunable in Nb<sub>xsub>W<sub>(8 − x)sub> oxides.
Nb<sub>4sub>W<sub>4sub> is the most active catalyst with 90.2 kJ/mol apparent activation energy.
Reaction network of glucose conversion was established.
Mesoporous Nb<sub>4sub>W<sub>4sub> was stable upon four reaction cycles in aqueous solution.