Denon AH-C120MA vs Sony MDR-EX31BN – Full Comparison & Verdict (2026)

- Hybrid Metal Housing eliminates resonance of bass-enhanced music - Oxygen-Free, non-tangle cable with 1-button remote (for Play/Pause/Talk/Hang Up) & integrated microphone for control/communication with select Android devices, Apple devices, and other smartphones* - Adapter cable for Sony Ericsson Xperia smartphones* - Silicon Ear Tips ( S, M, L) and ComplyÂ® Foam Ear tips for a custom fit included - Carrying Case with zipper included

- 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

If you're comparing Sony MDR-EX31BN and Denon AH-C120MA, both models offer a strong combination of sound performance, comfort, and modern wireless features. Impedance levels vary (16 ohm (1KHz) vs 32 Ohms), which can affect compatibility and audio output when used with different devices. The frequency response differs (20 - 20,000Hz vs 5 Hz - 24,000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Sony MDR-EX31BN and Denon AH-C120MA offer different noise cancellation capabilities (Yes vs NA), which can impact how effectively they block external noise. 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. There is a noticeable difference in weight (Approx 34g vs 7.3 g), which may affect comfort during extended use. The driver size differs between the two (13.5mm vs 11.5 mm), which can influence sound depth, bass response, and overall audio clarity.

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

Top Differences

Noise Cancelling: Yes vs NA
Driver Size: 13.5mm vs 11.5 mm
Weight: Approx 34g vs 7.3 g
Impedance: 16 ohm (1KHz) vs 32 Ohms

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Key Differences

Top Differences