Compare Sony WH-1000XM4 vs Huawei FreeBuds 3i vs Huawei FreeLace Pro
Connectivity
Ports
Gold-plated L-shaped stereo mini plug
USB-C
Wireless Connectivity
Bluetooth 5.0, NFC
Construction
Battery | Capacity
37 mAh (each earbud) / 410 mAh (charging case)
150 mAh
Cable
Single-sided (detachable)
814 mm
Colors
Graphite Black, Spruce Green, Dawn White
Drivers
1.57 ", dome type (CCAW Voice coil), Aluminum coated LCP
10 mm dynamic
14.2 mm dynamic
Magnet
Neodymium
Microphone
2x outward-facing + 1x inward-facing
Three mics, two for ANC
Dimensions
Size | Depth
23.7 mm
Size | Height
41.8 mm
Size | Width
19.8 mm
Weight
5.5 g (each earbud) / 51 g (charging case)
34 g
Function
Bluetooth Codecs
SBC, AAC, LDAC
Bluetooth Profiles
A2DP, AVRCP, HFP, HSP
Noise Cancellation
Active noise cancellation / Call noise cancellation
Performance
Battery Life
30 h (NC on) / 38 h (NC off)
3.5 h playback / 2.5 h talk (earbuds) + 14.5 h playback / 10.5 h talk (w/ charging case)
24 h playback
Charging Time
60 min
Frequency Response
Wired: 4 Hz-40,000 Hz | Bluetooth: 20 Hz–20,000 Hz (44.1 kHz Sampling)/20 Hz–40,000 Hz (LDAC 96 kHz Sampling, 990 kbps)
Sensitivity
105 dB / mW (1 kHz)
Production
Availability
2020 Summer
Debut
2020-08-06
2020-05-30
2020-09-10
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