In depth comparison and review of Sennheiser CX 300S and Shure AONIC 3. 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 | Sennheiser CX 300S | Shure AONIC 3 |
|---|
| Product Type | Earphones - wired - 3.5 mm jack | Earphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | - | Sound Isolating | |
| Weight | 12 g | 20.8 g | Sennheiser CX 300S are lighter than Sennheiser CX 300S headphones. |
| Colour | Black | Red | Black | |
| Earpad Material | Silicone | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser CX 300S | Shure AONIC 3 |
|---|
| Headphones Form Factor | Ear-bud | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | Yes | Yes | Both headphones are equipped with noise isolation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 21000 Hz | 22 - 19000 Hz | Sennheiser CX 300S offer a larger frequency range than Shure AONIC 3. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | - | 108 dB/mW | |
| Impedance | 18 Ohm | 28 Ohm | |
| Max Sound Pressure | 118 dB | - |
| MICROPHONE | Sennheiser CX 300S | Shure AONIC 3 |
|---|
| Type | On-cable | - | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | 44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser CX 300S | Shure AONIC 3 |
|---|
| Controls | Answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Sennheiser CX 300S | Shure AONIC 3 |
|---|
| Cable Type | Headphones cable - 1.2 m | Headphones cable - detachable - 1.27 m | |
|---|---|---|---|
| Cable Length | 1.2 m | 1.27 m | |
| Detachable Cable | - | Yes |
| CONNECTIONS | Sennheiser CX 300S | Shure AONIC 3 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser CX 300S | Shure AONIC 3 |
|---|
| Included Accessories | Storage case, 4 pairs of ear tips (XS, S,M, L) | 6.3 mm (1/4") stereo adapter, triple flange sleeves, 3 foam sleeves, 3 pairs of soft flex sleeves (small, medium, large), yellow foam sleeves | |
|---|---|---|---|
| Compliant Standards | RoHS 2011/65/EU, WEEE 2012/19/EU, Directive 2001/95/EC | - | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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