Side by side comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and SteelSeries Arctis 9X. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | SteelSeries Arctis 9X |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 227 g | - | |
| Colour | - | Black | |
| Earpad Material | - | Cloth | |
| Headband Material | - | Steel | |
| Recommended Use | Portable electronics, computer | Game console, portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | 6 m | EPOS I SENNHEISER IMPACT MB 660 UC MS have a greater operating distance than SteelSeries Arctis 9X. |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC MS | SteelSeries Arctis 9X |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC MS can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.1 | EPOS I SENNHEISER IMPACT MB 660 UC MS have a more advanced version of Bluetooth than SteelSeries Arctis 9X. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP) | |
| Active Noise Cancelling | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC MS are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Adaptive Noise Control | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 23000 Hz | 20 - 22000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC MS offer a larger frequency range than SteelSeries Arctis 9X. |
| Total Harmonic Distortion (THD) | 0.5% | <3% | EPOS I SENNHEISER IMPACT MB 660 UC MS have lower total harmonic distortion than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| Sensitivity | 118 dB | 98 dB | EPOS I SENNHEISER IMPACT MB 660 UC MS have higher sensitivity than SteelSeries Arctis 9X. |
| Impedance | 46 Ohm | 32 Ohm | |
| Diaphragm | - | 40 mm |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC MS | SteelSeries Arctis 9X |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Bi-directional | |
| Frequency Response | 150 - 6800 Hz | 100 - 10000 Hz | SteelSeries Arctis 9X offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| Sensitivity | - | -38 dBV/Pascal | |
| Microphone Features | - | Mute function, retractable microphone |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC MS | SteelSeries Arctis 9X |
|---|
| Controls | - | Volume, on/off, answer/end, play/pause, next/previous track, equaliser preset |
|---|
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC MS | SteelSeries Arctis 9X |
|---|
| Cable Type | Audio cable Micro-USB cable |
- |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC MS | SteelSeries Arctis 9X |
|---|
| Battery Type | Headset battery rechargeable | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life | 30 hours | 20 hour(s) | EPOS I SENNHEISER IMPACT MB 660 UC MS lasts longer on a single charge than the SteelSeries Arctis 9X. |
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | - |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC MS | SteelSeries Arctis 9X |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | SteelSeries Arctis 9X |
|---|
| Connector Type | - | Audio line-out (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC MS | SteelSeries Arctis 9X |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | USB charging cable | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - parts and labour - 1 year |
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