Compare Logitech Zone True Wireless vs Bowers Wilkins PI7 vs Lenovo Smart Wireless Earbuds
Connectivity
Ports
[Case] USB-C | [Receivers] USB-A, USB-C
USB-C
USB-C
Wireless Connectivity
Bluetooth 5.0
Bluetooth
Bluetooth 5.2
Wireless Range
30 m
Construction
Battery | Capacity
400 mAh
Cable
20cm USB-C cable
Carrying Case
Yes
Colors
Black, Rose
White, Charcoal
Black, White
Drivers
9.2mm Dynamic Drive + Balanced Armature
11mm dynamic drivers
Form Factor
In-ear, True Wireless Earbuds
In-Ear, True Wireless Headphones, Earbuds
In-ear, True wireless headphones
Headphone Type
Dynamic headphones
Dynamic headphones
Dynamic headphones
Microphone
Omni-directional, dual MEMS mics array, 3 per earbud
4x mics for ANC + 2x mics for telephony
6x Microphones
Dimensions
Size | Depth
26.3 mm
47.7 mm / 1.88"
Size | Height
15.9 mm
56 mm / 2.2"
Size | Width
27.4 mm
28.4 mm / 1.12"
Weight
13 g
8 g
4.2 g / 0.009 lbs
Function
Bluetooth Codecs
AptX Adaptive, aptX HD, aptX Low Latency, aptX Classic, AAC, SBC
Bluetooth Profiles
A2DP v1.3.1, AVRCP v1.6.1, HFP v1.7.1, HSP v1.2, BLE GATT
Compatibility
IOS, Android 8, Windows
Fast Charging
5 min for 2 hours of music / 1h 20min of talk
2hrs with 15min charge
Noise Cancellation
Active Noise Cancellation
Yes
Active Noise Cancellation w/ 6 microphones
Weather Resistance
IP68
IPX4
Wireless Charging
Qi Wireless charging
Performance
Battery Life
Talk: 6h (ANC on) / 6.5h (ANC off), Listen: 9h (ANC on) / 12h (ANC off) + 2.5x from Charging Case
4hrs Bluetooth with ANC
Play time 5.4h (ANC on) / 7h (ANC off) + 3x extra charges w/ Charging Case (28h total)
Charging Time
2h 45min
Frequency Response
20H ~ 20kHz
10Hz ~ 20kHz
Microphone Frequency Response
100Hz ~ 8kHz
Total Harmonic Distortion
0.3% (1kHz/10mW)
Production
Debut
2021-08-03
2021-04
2021-09-08 (Lenovo Tech World 2021)
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