In depth comparison and review of Sony WH-CH720N and Poly Savi 8240-M D2. 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 | Sony WH-CH720N | Poly Savi 8240-M D2 |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | Headset | |
|---|---|---|---|
| Weight | 192 g | - | |
| Colour | Black | Blue | White | - | |
| Body Material | Recycled plastic | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Sony WH-CH720N | Poly Savi 8240-M D2 |
|---|
| Headphones Form Factor | Full size | - | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless, wired | - | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.2 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC | - | |
| Active Noise Cancelling | Yes | - | Sony WH-CH720N are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Ambient Sound Mode / Dual Noise Sensor | - | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | Digital Sound Enhancement Engine (DSEE), 360 Reality Audio | - | |
| Frequency Response | 7 - 20000 Hz | - | |
| Sensitivity | 108 dB | - | |
| Diaphragm | 30 mm | - | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Sony WH-CH720N have the ability to connect to multiple devices simultaneously. |
| Features | MultiPoint Technology, Precise Voice Pickup Technology, Google Fast Pair, Microsoft Swift Pair, Processor V1, Automatic Wind Noise Reduction, adaptive mode | - |
| MICROPHONE | Sony WH-CH720N | Poly Savi 8240-M D2 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Operation Mode | Beamforming | - |
| REMOTE CONTROL | Sony WH-CH720N | Poly Savi 8240-M D2 |
|---|
| Controls | Volume, play/pause, skip track, voice assistant | - |
|---|
| CABLE | Sony WH-CH720N | Poly Savi 8240-M D2 |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m USB-C cable - detachable |
- | |
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| FEATURES | Sony WH-CH720N | Poly Savi 8240-M D2 |
|---|
| Internet of Things (IoT) Compatible | Yes | - | |
|---|---|---|---|
| Voice Control | Direct | - | |
| Intelligent Assistant | Google Assistant, Alexa | - |
| BATTERY AND CHARGING | Sony WH-CH720N | Poly Savi 8240-M D2 |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 50 hour(s) | - | |
| Battery Life Details | Continuous talk (noise cancelling ON / Bluetooth): up to 35 hours Continuous playback (noise cancelling ON / Bluetooth): up to 35 hours Continuous talk: up to 40 hours Continuous playback: up to 50 hours |
- | |
| Charging Time | 3.5 hour(s) | - |
| CONNECTIONS | Sony WH-CH720N | Poly Savi 8240-M D2 |
|---|
| Connector Type | USB (power only) (USB Type-C) Headphones (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
- |
|---|
| OTHERS | Sony WH-CH720N | Poly Savi 8240-M D2 |
|---|
| Included Accessories | USB-C cable, 3.5 mm audio cable | - |
|---|
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