Side-by-side specifications of the Synology DS111 and DS112, from official datasheets. Differences are highlighted.
| DS111 | DS112 | |
| CPU | 1.6GHz | Marvell Kirkwood 88F6282 |
| Cores / threads | — | 1/1 |
| RAM (base) | 256MB | 256 MB |
| RAM (max) | 256MB | 256 MB |
| Drive bays | 1 | 1 |
| Expandable to | — | 0 |
| M.2 slots | 0 | 0 |
| Network | 1x Gigabit | 1x Gigabit |
| 10GbE | no | no |
| Max raw capacity | 3TB | 4 TB |
| Hot-swap | no | no |
| Form factor | 1-bay NAS | desktop |
| Released | 2010 | 2012 |
Choose the DS112 if you want the newer, faster unit: it has a faster CPU and supports more RAM than the DS111. Neither model is a good fit if you need more bays or any expansion—both are single-bay boxes with no 10GbE and no M.2 support.