Hammond M-solo vs Hammond XK-1c

Hammond M-soloHammond XK-1c
Key action49 keys with virtual "Multi-Touch" keybed (B-3 playing feel), MTW II drawbar engine61 waterfall keys, velocity sensitive (C1 to C6)
Polyphony6161
Sounds / presets3128
BluetoothNoNo
USB audioNoNo
Weight3.63 kg7.5 kg
Dimensions (W×D×H)—958 × 305 × 101 mm
Released20242013
USB to host—yes
Discontinued—1
Statuscurrentlegacy
Keys4961
Pedals—Foot switch, Exp. pedal, Leslie 8-pin (1 and 3 channel compatible)

Which one should you buy?

Full spec sheets: Hammond M-solo · Hammond XK-1c. Rows with a highlighted background differ.