Boult Audio Z40 Ultra True Wireless Earbuds vs Boult Audio W20 True Wireless Earbuds

General

BrandBoult AudioBoult
ModelZ40 UltraAudio W20
DesignTWS EarbudsTWS Earbuds
TypeIn the EarIn the Ear
ConnectivityWirelessWireless

Features

BluetoothYes, 5.3Yes, 5.3
Bluetooth Range10 m10 m
USBYesYes
MicrophoneYes, Quad micYes
Voice AssistantYes, Intelligent Voice RecognitionYes
Water ResistantYesYes
MonauralYes
ControlsTouchTouch
Music ControlsPause/PlayPause/Play
Call ControlsAccept/Reject callsAccept/Reject calls
Switch between Call and MusicYesYes
Additional FeaturesIPX5 Rated, Dual Device Pairing, 45ms Latency Gaming Mode, LED Battery Indicator, 3 EQ Modes, Type-C ChargingIPX5 Rated, 45ms Low Latency, LED Battery Indicator, Type-C Charging

Sound Features

Deep BassYesYes
Impedance16 ohm
Frequency Response20 Hz (Min) - 20 kHz (Max)20 Hz (Min) - 20 kHz (Max)
Driver Unit10 mm13 mm
Driver TypeDynamicDynamic
Noise ReductionSuperior Noise Cancellation
Active Noise CancellationYes, 32dB
Environmental Noise CancellationYesYes
Other FeaturesBoomX Tech for Rich Bass

Extra

Sales Package1 Pair of Earbuds, Charging Case, Charging Cable, User Manual, Warranty Card, Additional Pair of Ear Tips1 Pair of Earbuds, Charging Case, Charging Cable, User Manual, Warranty Card, Additional Pair of Ear Tips

Power Features

BatteryLithium PolymerLithium Polymer
Battery Life100 hours with Case (ANC Off)35 hours (With Case)
Charging Time1.5 hours (Case)

Warranty

Warranty1 year, Warranty from the Date of Purchase1 year, Warranty from the Date of Purchase
Warranty TypeManufacturerManufacturer
Covered in WarrantyManufacturing DefectsManufacturing Defects
Not Covered in WarrantyPhysical DamagesPhysical Damages

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