In depth comparison and review of Poly Voyager 4220 UC and Belkin SoundForm Inspire. 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 | Poly Voyager 4220 UC | Belkin SoundForm Inspire |
|---|
| Product Type | Headset - Bluetooth - wireless | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Series | UC Series | - | |
| Height | - | 18.5 cm | |
| Width | - | 16.8 cm | |
| Depth | - | 7.4 cm | |
| Weight | 150 g | 180.5 g | Poly Voyager 4220 UC are lighter than Poly Voyager 4220 UC headphones. |
| Colour | - | Lavander | Black | |
| Body Material | - | 72% post-consumer recycled plastic | |
| Earpad Material | - | Polyurethane leather | |
| Design | - | Kids | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | 30 m | 10 m | Poly Voyager 4220 UC have a greater operating distance than Belkin SoundForm Inspire. |
| SOUND QUALITY | Poly Voyager 4220 UC | Belkin SoundForm Inspire |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Belkin SoundForm Inspire can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | Belkin SoundForm Inspire have a more advanced version of Bluetooth than Poly Voyager 4220 UC. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, mSBC | - | |
| Volume Limiting Function | - | Yes | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Signature Sound | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | - | 85 dB | |
| Diaphragm | 32 mm | 40 mm | Belkin SoundForm Inspire have a thicker diaphragm than Poly Voyager 4220 UC. |
| Features | SoundGuard DIGITAL Technology | - |
| MICROPHONE | Poly Voyager 4220 UC | Belkin SoundForm Inspire |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 UC | Belkin SoundForm Inspire |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant | Mute, volume |
|---|
| CABLE | Poly Voyager 4220 UC | Belkin SoundForm Inspire |
|---|
| Cable Type | - | USB-C cable - detachable Audio cable - detachable |
|---|
| FEATURES | Poly Voyager 4220 UC | Belkin SoundForm Inspire |
|---|
| Features | Voice alerts | Mute LED indicator, fast charge, RockStar mode | |
|---|---|---|---|
| Intelligent Assistant | Alexa | - |
| BATTERY AND CHARGING | Poly Voyager 4220 UC | Belkin SoundForm Inspire |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 360 mAh | - | |
| Battery Life | 15 hour(s) | 35 hour(s) | Belkin SoundForm Inspire lasts longer on a single charge than the Poly Voyager 4220 UC. |
| Battery Life Details | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
Continuous playback: up to 35 hours | |
| Standby Time | 312 hours | - | |
| Charging Time | 1.5 hour(s) | - |
| CONNECTIONS | Poly Voyager 4220 UC | Belkin SoundForm Inspire |
|---|
| Connector Type | Wireless adapter (4 PIN USB Type A) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly Voyager 4220 UC | Belkin SoundForm Inspire |
|---|
| Included Accessories | Bluetooth USB adapter, charging stand | USB-C cable, 3.5 mm audio cable | |
|---|---|---|---|
| Compatibility | - | iPhone, iPad, Android phone, Mac, Windows, Android tablet | |
| Service & Support | - | Limited warranty - 2 years |
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