Sony MDR-AS600BT vs Sony MDR-EX31BN – Which One Should You Buy? (2026)

Highlights - BluetoothÂ® & NFC for wireless music streaming - Ultra small & simple 1 button headset for urban lifestyles - Splash-proof for all-weather listening (IPX 4 standard) - Enjoy up to 8.5 hours of non-stop pumping beats - Comfortable, secure-fitting earbuds with Arc Supporter in 3 sizes - Hands-free calls with built-in microphone Bluetooth - Output :- Bluetooth Power Class 2 - Frequency Band :- 2.4GHz band - Supported Codecs :- SBC, AAC - Transmission Range :- Approx. 30ft (10m) - Near Field Communication (NFC) : - Yes Microphone - Unit/Type :- Electret Condenser Microphone - Directivity :- Omni directional Microphone - Frequency Range :- 100Hz-4,000Hz General - Waterproof Rating :- IPX 4 Standard - Power Source / Battery Type :- Built-in lithium-ion rechargeable battery - Battery Life :- Music playback time: Max. 8.5h; Communication time:Max. 8h; Standby Time: Max. 250h - Battery Charging Time :- Approx. 2.5h

- Wireless Stereo Dynamic In-Ear Headset - 13.5mm high sensitivity driver - Hybrid silicone rubber earbuds (S,M,L) supplied fitting and long-term wearing comfort - Bluetooth Power Class2, Noise Cancelling set Bluetooth - Output :- Bluetooth power class2 - Maximum Communication Range :- Line of sight approx. 30ft (10m) - Frequency Band :- 2.4GHz band (2.4000GHz-2.4835GHz) Microphone - Unit/Type :- Electret Condenser - Directivity :- Omnidirectional Microphone - Frequency Range :- 100Hz - 4,000Hz General - Type :- Closed, dynamic - Power Source / Battery Type :- Built-in Li-ion Rechargeable Battery - Battery Life :- (NC ON) Approx. 9.0 Hours, (NC OFF) Approx. 10.5 Hours - Battery Charging Time :- Approx. 2.5 Hours

Key Differences

Impedance levels vary (16 ohm (1KHz) vs 24 Ohms), which can affect compatibility and audio output when used with different devices. There is a noticeable difference in weight (Approx 34g vs Approx. 21g), which may affect comfort during extended use. The frequency response differs (20 - 20,000Hz vs 20 Hz-20,000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience. The driver size differs between the two (13.5mm vs 9mm), which can influence sound depth, bass response, and overall audio clarity. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Sony MDR-EX31BN and Sony MDR-AS600BT are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios.

Verdict: Both headphones offer strong performance, and the right choice depends on your priorities such as battery life, comfort, and noise cancellation.

Top Differences

Driver Size: 13.5mm vs 9mm
Weight: Approx 34g vs Approx. 21g
Impedance: 16 ohm (1KHz) vs 24 Ohms

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Key Differences

Top Differences