Behringer Poly D vs Behringer UB-Xa

Behringer Poly DBehringer UB-Xa
Key actionFull-Size Keys61 full-sized, semi-weighted keys with velocity and polyphonic aftertouch (page: "61 full-sized, semi-weigh..."; QSG: "61-Key Poly After-Touch Keyboard")
Aftertouch—polyphonic
Polyphony416
Sounds / presets0—
Sequencer32-Step Sequencer + Arpeggiator—
Sound engineAnalog, 4 VCO—
EffectsBBD Stereo Chorus—
SpeakersNone (line out only)—
BluetoothNoNo
USB audioNoNo
Weight7.3 kg11.7 kg
Dimensions (W×D×H)—109 × 1045 × 350 mm
Released20192023
Release month—3
USB to host—yes
Statuscurrentcurrent
Keys3761
Categorysynthesizer—
Controls84—

Which one should you buy?

Full spec sheets: Behringer Poly D · Behringer UB-Xa. Rows with a highlighted background differ.