In depth comparison and review of Sennheiser HD 4.40 and Turtle Beach Ear Force Stealth 420X+. 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 4.40 | Turtle Beach Ear Force Stealth 420X+ |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - 2.4 GHz - wireless | |
|---|---|---|---|
| Earpad Material | - | Synthetic leather | |
| Recommended Use | - | Game console, portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 4.40 | Turtle Beach Ear Force Stealth 420X+ |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 2.4 GHz radio frequency | |
| Bluetooth Version | Bluetooth 4.0 | - | |
| Noise Isolating | - | Yes | Turtle Beach Ear Force Stealth 420X+ are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Bass Boost, Superhuman Hearing | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 4.40 offer a larger frequency range than Turtle Beach Ear Force Stealth 420X+. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 113 dB | - | |
| Impedance | 18 Ohm | - | |
| Diaphragm | - | 50 mm | |
| Magnet Material | - | Neodymium magnet |
| MICROPHONE | Sennheiser HD 4.40 | Turtle Beach Ear Force Stealth 420X+ |
|---|
| Form Factor | Built-in | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 100 - 10000 Hz | - | |
| Audio Input Details | - | Omni-directional | |
| Microphones Included | 2 | - |
| CABLE | Sennheiser HD 4.40 | Turtle Beach Ear Force Stealth 420X+ |
|---|
| Cable Type | - | Micro-USB charge cable - detachable Audio cable - detachable |
|
|---|---|---|---|
| Detachable Cable | - | Yes |
| FEATURES | Sennheiser HD 4.40 | Turtle Beach Ear Force Stealth 420X+ |
|---|
| Features | - | 100% wireless |
|---|
| BATTERY AND CHARGING | Sennheiser HD 4.40 | Turtle Beach Ear Force Stealth 420X+ |
|---|
| Battery Type | Headphone battery lithium polymer | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 15 hour(s) |
| OTHERS | Sennheiser HD 4.40 | Turtle Beach Ear Force Stealth 420X+ |
|---|
| Included Accessories | - | USB wireless transmitter | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 1 year |
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