Soundcore R50i vs Nothing Ear (3a)
Launch
Launch Month
June
July
Launch Year
2023
2026
Date Release
2023-06-27
2026-07-27
Body
Body Dimensions
108 x 108 x 36 mm
31.2 x 21.7 x 24 mm
Body Weight
100
5
Body Build
Plastic, Silicone
—
Water Resistance
IPX5
IP54
Audio
Driver Size
10
12
Frequency Response
20 Hz - 20 kHz
20 Hz – 40,000 Hz
Driver Type
10mm dynamic driver
12mm dynamic driver (PMI + TPU diaphragm)
Codec
SBC, AAC
SBC, AAC, LDAC
Noise Cancellation
No Active Noise Cancellation
Active Noise Cancellation (up to 45dB)
Transparency Mode
Ambient Sound Mode
Transparency Mode
Connectivity
Bluetooth
Bluetooth
Bluetooth
Bluetooth Version
5.3
6.0
Multipoint
No
Yes
NFC
No
No
Controls
Controls
Touch control
Touch control
Ear Detection
No
Yes
Voice Assistant Support
Siri, Google Assistant
ChatGPT, Google Assistant
Battery
Earbud Battery Capacity
60
55
Playback Time
Up to 10 hours (earbuds), up to 30 hours (with charging case)
Up to 10 hours with ANC off, up to 6 hours with ANC on
Talk Time
AI-enhanced calls with 2 microphones
Up to 6 hours with ANC off, up to 4.5 hours with ANC on
Fast Charging
10
5
Charging Case
Case Battery Capacity
430
500
Charging Port
USB Type-C
USB Type-C
Wireless Charging
0.0
—
Features
Water Resistance
IPX5
IP54
Mic Count
2
3
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