ASUS E402
4 models from 33 hardware reports. 3 take more memory.
| Model | Memory | Most seen | Upgrade | Reports |
| E402BA | 2 DDR3 SO-DIMM slots | 8 GB | Upgradable | 4 |
| E402MA | 2 DDR3 SO-DIMM slots | 4 GB | Upgradable | 5 |
| E402NA | Varies by configuration | | Depends on the configuration | 9 |
| E402SA | 2 DDR3 SO-DIMM slots | 4 GB | Upgradable | 15 |