OPPO Enco Air 4 Pro True Wireless Earbuds vs OnePlus Buds 3 True Wireless Earbuds

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General

Weight

40.8 g (With Case), 4.8 g Per Earbud

Bluetooth	Yes, 5.4	Yes, 5.3
Bluetooth Range	10 m	10 m
USB	Yes	Yes
Microphone	Yes	Yes
Voice Assistant	Yes	Yes
Water Resistant	Yes	Yes
Monaural	Yes	Yes
Controls	Touch	Touch
Music Controls		Press once: pause playback/answer incoming call/hang up call
Call Controls		Twice: next song/reject incoming call
Switch between Call and Music	Yes	Yes
Additional Features	Dual Pairing, Type-C Charging, LED Indicator, 47ms Low Latency	LED Battery Indicator, Transparency Mode, Type-C Charging, 94ms Ultra Low Latency, Headphones: IP55 Headphone Box: IPX4

Deep Bass	Yes	Yes
Frequency Response	10 Hz (Min) - 40 kHz (Max)	15 Hz (Min) - 40 kHz (Max)
Driver Unit	12.4 mm	10.4 mm
Driver Type	Dynamic Driver	Dynamic
Noise Reduction		49dB-Smart Adaptive Noise Cancellation
Active Noise Cancellation	Yes, 49dB
Other Features	3D Surround Sound	Spatial Audio

Sales Package

1 U Earbuds, Charging Case, Charging Cable, Additional Eartips, User Manual, Warranty Card

1 Pair of Earbuds, Charging Case, USB Type-C Charging Cable, User Guide, 3 x Silicon Eartips, Safety and Warranty Card

Battery Capacity		520 mAh (Case), 58 mAh Per Earbud
Battery		Lithium Ion
Wireless Charging		Yes
Battery Life	44 hours with Case (ANC Off) 12 hours (Earbuds with ANC Off)	44 hours (With Case) 10 hours (Earbuds)
Charging Time		1 hour (Case)