In depth comparison and review of Audio-Technica SonicFuel ATH-AR3BT and AKG K812. 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 | Audio-Technica SonicFuel ATH-AR3BT | AKG K812 |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 190 g | 390 g | Audio-Technica SonicFuel ATH-AR3BT are lighter than Audio-Technica SonicFuel ATH-AR3BT headphones. |
| Colour | White | Black | Black | |
| Recommended Use | Portable electronics, phone | Professional audio | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Audio-Technica SonicFuel ATH-AR3BT | AKG K812 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | Open | |
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | Audio-Technica SonicFuel ATH-AR3BT can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 5 - 35000 Hz | 5 - 54000 Hz | AKG K812 offer a larger frequency range than Audio-Technica SonicFuel ATH-AR3BT. |
| Max Input Power | - | 300 mW | |
| Sensitivity | 97 dB/mW | 110 dB | AKG K812 have higher sensitivity than Audio-Technica SonicFuel ATH-AR3BT. |
| Impedance | 41 Ohm | 36 Ohm | |
| Diaphragm | 40 mm | 53 mm | AKG K812 have a thicker diaphragm than Audio-Technica SonicFuel ATH-AR3BT. |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Audio-Technica SonicFuel ATH-AR3BT | AKG K812 |
|---|
| Microphone Technology | Condenser | - | |
|---|---|---|---|
| Frequency Response | 50 - 4000 Hz | - | |
| Audio Input Details | Omni-directional - 50 - 4000 Hz | - | |
| Sensitivity | -44 dB | - |
| REMOTE CONTROL | Audio-Technica SonicFuel ATH-AR3BT | AKG K812 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Audio-Technica SonicFuel ATH-AR3BT | AKG K812 |
|---|
| Cable Type | Headphones cable - detachable - L shaped - 1.2 m USB charge cable - 1 m |
Headphones cable - detachable - 3 m | |
|---|---|---|---|
| Cable Length | 1.2 m | 3 m | |
| Detachable Cable | Yes | Yes | |
| Plated Connector | - | Gold |
| BATTERY AND CHARGING | Audio-Technica SonicFuel ATH-AR3BT | AKG K812 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Life | 30 hour(s) | - | |
| Standby Time | 1000 hours | - | |
| Charging Time | 5 hour(s) | - |
| WIRELESS LINK | Audio-Technica SonicFuel ATH-AR3BT | AKG K812 |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Audio-Technica SonicFuel ATH-AR3BT | AKG K812 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Audio-Technica SonicFuel ATH-AR3BT | AKG K812 |
|---|
| Included Accessories | - | 6.3 mm (1/4") stereo adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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