In depth comparison and review of Denon AH-C821 and Sennheiser CX 300S. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Denon AH-C821 | Sennheiser CX 300S |
|---|
| Product Type | Earphones - wired - 3.5 mm jack | Earphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 10.4 g | 12 g | Denon AH-C821 are lighter than Denon AH-C821 headphones. |
| Colour | - | Black | Red | |
| Earpad Material | - | Silicone | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | Denon AH-C821 | Sennheiser CX 300S |
|---|
| Headphones Form Factor | In-ear | Ear-bud | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | - | Yes | Sennheiser CX 300S are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 4 - 40000 Hz | 17 - 21000 Hz | Denon AH-C821 offer a larger frequency range than Sennheiser CX 300S. |
| Max Input Power | 250 mW | - | |
| Total Harmonic Distortion (THD) | - | 0.5% | |
| Sensitivity | 110 dB/mW | - | |
| Impedance | 46 Ohm | 18 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 11.5 mm | - |
| MICROPHONE | Denon AH-C821 | Sennheiser CX 300S |
|---|
| Type | - | On-cable | |
|---|---|---|---|
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | 44 dBV/Pascal |
| REMOTE CONTROL | Denon AH-C821 | Sennheiser CX 300S |
|---|
| Controls | - | Answer/end, play/pause, next/previous track |
|---|
| CABLE | Denon AH-C821 | Sennheiser CX 300S |
|---|
| Cable Type | Headphones cable | Headphones cable - 1.2 m | |
|---|---|---|---|
| Cable Length | - | 1.2 m |
| CONNECTIONS | Denon AH-C821 | Sennheiser CX 300S |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Denon AH-C821 | Sennheiser CX 300S |
|---|
| Included Accessories | Cable clip, 4 pairs of ear tips (supersmall, small, medium, large), Comply TX500 ear tip | Storage case, 4 pairs of ear tips (XS, S,M, L) | |
|---|---|---|---|
| Compliant Standards | - | RoHS 2011/65/EU, WEEE 2012/19/EU, Directive 2001/95/EC | |
| Service & Support | - | Limited warranty - 2 years |
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