Yamaha PSR-S975 vs Yamaha PSR-SX700

Yamaha PSR-S975Yamaha PSR-SX700
Key actionOrgan (FSX), Initial TouchOrgan (FSB), Initial Touch
Polyphony128128
Sounds / presets1090986
Accompaniment styles523400
Sequencer16 tracks (SMF recording)Number of Tracks 16; Quick Recording, Multi Recording, Step Recording; Number of Songs Unlimited (depends on the drive capacity)
Sound engineAWM Stereo SamplingAWM Stereo Sampling
Effects—Reverb 59 Presets + 30 User; Chorus 106 Presets + 30 User; DSP 322 Presets + 30 User; Insertion Effect 1-5: 322 Presets + 30 User; Master Compressor 5 + 30 User; Master EQ 5 + 30 User; Part EQ 28 Parts
Speakers30 W30 W
BluetoothNo—
USB audioNo—
Weight11.6 kg11.5 kg
Released20182019
Release month—8
Statuslegacycurrent
Keys6161

Which one should you buy?

Full spec sheets: Yamaha PSR-S975 · Yamaha PSR-SX700. Rows with a highlighted background differ.