Chair Zoe:
630x620xH890mm
Adel table:
1800x1100xH750mm

Polys: 51648
Verts: 26028

You need to apply the Turn to Poly modifier on the OBJ model;
Turbosmooth modifier with render iters mode applied on the required objects;
There is an OBJ file;
For Corona render it is recommended to install a version of at least 1.5 since the glossiness of materials is configured with PBR in mind.