In depth comparison and review of Jabra Revo Wireless and Sennheiser HD 4.40. 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 | Jabra Revo Wireless | Sennheiser HD 4.40 |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - NFC - 3.5 mm jack | Headphones - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Height | 17.88 cm | - | |
| Width | 16.01 cm | - | |
| Depth | 7.3 cm | - | |
| Weight | 240 g | - | |
| Colour | White | Black, gold | Black | Grey | - | |
| Body Material | Aluminium, polyurethane, silicone, steel, zinc, TPE, PC/ABS | - | |
| Earpad Material | Memory foam | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Jabra Revo Wireless | Sennheiser HD 4.40 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Ear Cups Type | - | Closed | |
| Foldable | Yes | - | Jabra Revo Wireless can be folded. |
| Connectivity Technology | Wireless, wired | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 3.0 EDR | Bluetooth 4.0 | Sennheiser HD 4.40 have a more advanced version of Bluetooth than Jabra Revo Wireless. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Noise Isolating | Yes | - | Jabra Revo Wireless are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 18 - 22000 Hz | Sennheiser HD 4.40 offer a larger frequency range than Jabra Revo Wireless. |
| Max Input Power | 30 mW | - | |
| Total Harmonic Distortion (THD) | - | 0.5% | |
| Sensitivity | 119 dB | 113 dB | Jabra Revo Wireless have higher sensitivity than Sennheiser HD 4.40. |
| Impedance | 32 Ohm | 18 Ohm | |
| Diaphragm | 40 mm | - | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Jabra Revo Wireless have the ability to connect to multiple devices simultaneously. |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Jabra Revo Wireless | Sennheiser HD 4.40 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | 100 - 8000 Hz | 100 - 10000 Hz | Sennheiser HD 4.40 offer a larger microphone frequency range than Jabra Revo Wireless. |
| Audio Input Details | Omni-directional - 100 - 8000 Hz | - | |
| Sensitivity | 14 dB | - | |
| Microphones Included | 2 | 2 | Both headphones have a built-in microphone. |
| REMOTE CONTROL | Jabra Revo Wireless | Sennheiser HD 4.40 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track, reject call, redial | - |
|---|
| CABLE | Jabra Revo Wireless | Sennheiser HD 4.40 |
|---|
| Cable Type | Headphones cable - detachable - 1.22 m USB cable - 1.3 m |
- | |
|---|---|---|---|
| Cable Length | 1.22 m | - | |
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | Jabra Revo Wireless | Sennheiser HD 4.40 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery lithium polymer | |
|---|---|---|---|
| Battery Life | 12 hour(s) | - | |
| Standby Time | 240 hours | - | |
| Charging Time | 2 hour(s) | - |
| WIRELESS LINK | Jabra Revo Wireless | Sennheiser HD 4.40 |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Jabra Revo Wireless | Sennheiser HD 4.40 |
|---|
| Connector Type | 2 x headphones (mini-phone stereo 3.5 mm 4-pole) USB (5 pin Micro-USB Type B) |
- |
|---|
| OTHERS | Jabra Revo Wireless | Sennheiser HD 4.40 |
|---|
| Included Accessories | Protective case | - | |
|---|---|---|---|
| Compliant Standards | GOST, IC, FCC, RoHS, REACH | - | |
| Service & Support | Limited warranty - 1 year | - |
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