In depth comparison and review of Sennheiser HMDC 27 and Logitech Zone Wireless 2 UC. 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 HMDC 27 | Logitech Zone Wireless 2 UC |
|---|
| Product Type | Headset - wired | Headset - Bluetooth - wireless - USB-C via Bluetooth adapter | |
|---|---|---|---|
| Height | - | 18.39 cm | |
| Width | - | 17.91 cm | |
| Depth | - | 7 cm | |
| Weight | 240 g | 230 g | Logitech Zone Wireless 2 UC are lighter than Sennheiser HMDC 27 headphones. |
| Dimensions & Weight Details | - | USB-C receiver: 1.24 cm x 2.66 cm x 0.65 cm USB-A adapter: 1.54 cm x 2.45 cm x 0.87 cm |
|
| Colour | - | Graphite | |
| Body Material | - | Low carbon aluminiu, 20% post-consumer recycled plastic | |
| Recommended Use | Professional audio | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 50 m |
| SOUND QUALITY | Sennheiser HMDC 27 | Logitech Zone Wireless 2 UC |
|---|
| Headphones Form Factor | Full size | On-ear binaural | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.2 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Serial Port Profile (SPP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX HD | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 8 - 18000 Hz | 20 - 20000 Hz | Logitech Zone Wireless 2 UC offer a larger frequency range than Sennheiser HMDC 27. |
| Audio Output Details | - | Multimedia - 20 - 20000 Communication - 100 - 8000 |
|
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Max Sound Pressure | 128 dB | - | |
| Diaphragm | - | 40 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Logitech Zone Wireless 2 UC have the ability to connect to multiple devices simultaneously. |
| Features | - | Google Fast Pair, Advanced Call Clarity |
| MICROPHONE | Sennheiser HMDC 27 | Logitech Zone Wireless 2 UC |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Technology | Dynamic | Condenser | |
| Microphone Operation Mode | Hypercardioid | Omni-directional | |
| Noise Cancelling | - | Yes | Logitech Zone Wireless 2 UC microphone can cancel out ambient noise. |
| Frequency Response | 40 - 18000 Hz | 100 - 8000 Hz | Sennheiser HMDC 27 offer a larger microphone frequency range than Logitech Zone Wireless 2 UC. |
| Microphones Included | - | 5 |
| REMOTE CONTROL | Sennheiser HMDC 27 | Logitech Zone Wireless 2 UC |
|---|
| Controls | - | Mute, volume, answer/end, play/pause, next/previous track, reject call, flip-to-mute, ANC/transparency |
|---|
| CABLE | Sennheiser HMDC 27 | Logitech Zone Wireless 2 UC |
|---|
| Cable Type | - | USB-C charge cable - 1.5 m |
|---|
| FEATURES | Sennheiser HMDC 27 | Logitech Zone Wireless 2 UC |
|---|
| Features | EPOS ActiveGard | - | |
|---|---|---|---|
| Sensors | - | On-head detection | |
| Additional Functions | - | Transparency mode |
| BATTERY AND CHARGING | Sennheiser HMDC 27 | Logitech Zone Wireless 2 UC |
|---|
| Battery Type | - | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Life | - | 18 hour(s) | |
| Battery Life Details | - | Continuous playback (active noise-cancelling on): up to 22 hours Continuous talk (active noise-cancelling on): up to 15 hours Continuous playback (active noise-cancelling off): up to 40 hours Continuous talk (active noise-cancelling off): up to 18 hours Continuous talk (active noise-cancelling on) (with advanced call clarity): up to 12 hours Continuous talk (active noise-cancelling off) (with advanced call clarity): up to 14 hours Continuous talk (with 5 min charge): up to 1 hour |
|
| Charging Time | - | 2 hour(s) |
| OTHERS | Sennheiser HMDC 27 | Logitech Zone Wireless 2 UC |
|---|
| Included Accessories | Wind screen, cable clip, headband padding | Travel bag, USB-C charging cable, USB-C to USB-A adapter, USB-C receiver | |
|---|---|---|---|
| Compatibility | - | iPhone, iPad, Android phone, Chrome OS, Mac, Windows, Android tablet | |
| Software Certification | - | Optimised for UC | |
| Compliant Standards | - | ADA, FSC, CarbonNeutral, G616, EN 50332-2 | |
| Service & Support | - | Limited warranty - 2 years |
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