In depth comparison and review of Sennheiser HD 2.30i and Shure AONIC 40. 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 HD 2.30i | Shure AONIC 40 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - 3.5 mm jack, USB-C | |
|---|---|---|---|
| Series | HD 2 | - | |
| Weight | 262 g | 313 g | Sennheiser HD 2.30i are lighter than Sennheiser HD 2.30i headphones. |
| Colour | Black | White | Black | White, tan | |
| Earpad Material | Leatherette | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 2.30i | Shure AONIC 40 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Sennheiser HD 2.30i can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX HD | |
| Active Noise Cancelling | - | Yes | Shure AONIC 40 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Bass Boost, Loudness, Treble Boost, Vocal Boost, De-ess, Low Boost | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 2.30i offer a larger frequency range than Shure AONIC 40. |
| Max Input Power | - | 500 mW | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 115 dB/Vrms | 94.7 dB/mW | Sennheiser HD 2.30i have higher sensitivity than Shure AONIC 40. |
| Impedance | 22 Ohm | 31 Ohm | |
| Max Sound Pressure | 115 dB | - | |
| Diaphragm | - | 40 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Shure AONIC 40 have the ability to connect to multiple devices simultaneously. |
| Magnet Material | - | Neodymium magnet | |
| Features | - | Environment mode | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Sennheiser HD 2.30i | Shure AONIC 40 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | Mono, omni-directional | - |
| REMOTE CONTROL | Sennheiser HD 2.30i | Shure AONIC 40 |
|---|
| Controls | Volume, answer/end, play/pause | Mute, volume, power on/off, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, ANC on/off, environment mode |
|---|
| CABLE | Sennheiser HD 2.30i | Shure AONIC 40 |
|---|
| Cable Type | Headphones cable - 1.4 m | Audio cable - detachable USB-C cable - detachable |
|
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | Sennheiser HD 2.30i | Shure AONIC 40 |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 25 hour(s) |
| CONNECTIONS | Sennheiser HD 2.30i | Shure AONIC 40 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Audio input (mini-phone stereo 3.5 mm) USB (24 pin USB-C) |
|---|
| OTHERS | Sennheiser HD 2.30i | Shure AONIC 40 |
|---|
| Included Accessories | - | Carrying case | |
|---|---|---|---|
| Compatibility | iPhone | iPhone, iPad, Android phone | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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