Dimensions dari Daihatsu Grand Xenia adalah sebagai berikut:
| Varian | Daihatsu Grand Xenia 1.3 X MT | Daihatsu Grand Xenia 1.3 R MT | Daihatsu Grand Xenia 1.3 X AT | Daihatsu Grand Xenia 1.3 X Deluxe MT | Daihatsu Grand Xenia 1.3 R AT | Daihatsu Grand Xenia 1.3 R Deluxe MT | Daihatsu Grand Xenia 1.3 X Deluxe AT | Daihatsu Grand Xenia 1.5 R Deluxe MT | Daihatsu Grand Xenia 1.3 R Deluxe AT | Daihatsu Grand Xenia 1.5 R Deluxe AT |
| Panjang (mm) | 4190 | 4190 | 4190 | 4190 | 4190 | 4190 | 4190 | 4190 | 4190 | 4190 |
| Lebar (mm) | 1660 | 1660 | 1660 | 1660 | 1660 | 1660 | 1660 | 1660 | 1660 | 1660 |
| Tinggi (mm) | 1695 | 1695 | 1695 | 1695 | 1695 | 1695 | 1695 | 1695 | 1695 | 1695 |
| Jarak sumbu roda (mm) | 2655 | 2655 | 2655 | 2655 | 2655 | 2655 | 2655 | 2655 | 2655 | 2655 |
| Berat bersih (kg) | 1120 | 1110 | 1130 | 1120 | 1120 | 1110 | 1130 | 1120 | 1120 | 1120 |
| Ground clearance (mm) | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 | 200 |
| Jumlah pintu(buah) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Jumlah tempat duduk(buah) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Tangki bahan bakar (Liter) | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 |
| Kapasitas bagasi (L) |
