A. Though both the TD-4K and TD-4KX use the same TD-4 sound module and MDS-4 drum stand, there are differences in the pad configurations.
| TD-4K | TD-4KX | |
| Sound Module | TD-4 | TD-4 |
| Stand | MDS-4 | MDS-4 |
| (Pads) | ||
| KICK | KD-8 | KD-8 |
| SNARE | PDX-8 | PDX-8 |
| HI-HAT | CY-5 | CY-5 |
| TOM1 | PD-8 | PDX-6 |
| TOM2 | PD-8 | PDX-6 |
| TOM3 | PD-8 | PDX-6 |
| CRASH | CY-8 | CY-8 |
| RIDE | CY-8 | CY-8 |
| CRASH2 | CY-8 | CY-8 |
(2009/08/31)