What’s different?

Design and build

  • Sony WH-1000XM4 weight: 254g Sony WH-1000XM3 weight: 255g

Battery and charging

  • Sony WH-1000XM4: Up to 30 hours (NC), 38 hours (NC off), full charge in 3 hours, 5 hours worth in 10 minutes Sony WH-1000XM3: Up to 30 hours (NC), 38 hours (NC off), full charge in 3 hours

Audio tech and ANC

  • Sony WH-1000XM4: 40mm dome type drivers, DSEE Extreme, QN1 processor, Bluetooth Audio Sony WH-1000XM3: 40mm dome type drivers, DSEE HX, QN1 processor, aptX and aptX HD support

Features

  • Sony WH-1000XM4: High-res Audio support, 360 Reality Audio, Speak-to-chat, multipoint Bluetooth connectivity Sony WH-1000XM3: High-res Audio support, 360 Reality Audio

Price and conclusion