In depth comparison and review of OneOdio A70 and Sennheiser HD 250BT. 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 | OneOdio A70 | Sennheiser HD 250BT |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 17 cm | - | |
| Width | 14 cm | - | |
| Depth | 10 cm | - | |
| Weight | - | 125 g | |
| Colour | Black | - | |
| Recommended Use | Portable electronics, computer | Portable electronics |
| SOUND QUALITY | OneOdio A70 | Sennheiser HD 250BT |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | OneOdio A70 can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| 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, aptX, apt-X LL | |
| Noise Isolating | - | Yes | Sennheiser HD 250BT are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 22000 Hz | |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | 110 dB | 110 dB | Both headphones offer the same sensitivity. |
| Impedance | 32 Ohm | - | |
| Diaphragm | 40 mm | 32 mm | OneOdio A70 have a thicker diaphragm than Sennheiser HD 250BT. |
| Features | - | Audio prompts |
| MICROPHONE | OneOdio A70 | Sennheiser HD 250BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | Yes | - | OneOdio A70 microphone can cancel out ambient noise. |
| Noise Cancelling Technology | cVc 6.0 (clear Voice capture) by Qualcomm | - | |
| Frequency Response | - | 100 - 10000 Hz |
| REMOTE CONTROL | OneOdio A70 | Sennheiser HD 250BT |
|---|
| Controls | Volume, on/off, next/previous track, ANC on/off | Volume, on/off, answer/end, hold, play/pause, next/previous track, reject call |
|---|
| CABLE | OneOdio A70 | Sennheiser HD 250BT |
|---|
| Cable Type | Micro-USB charge cable - detachable Mini-phone 3.5 mm to mini-phone 3.5 mm cable - detachable Mini-phone 3.5 mm to 6.3 mm phone cable - detachable - coiled |
USB-C charge cable - detachable |
|---|
| BATTERY AND CHARGING | OneOdio A70 | Sennheiser HD 250BT |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 950 mAh | 190 mAh | OneOdio A70 have a higher battery capacity than Sennheiser HD 250BT. |
| Battery Life | 50 hour(s) | 25 hour(s) | OneOdio A70 lasts longer on a single charge than the Sennheiser HD 250BT. |
| Charging Time | - | 3 hour(s) |
| OTHERS | OneOdio A70 | Sennheiser HD 250BT |
|---|
| Included Accessories | Carrying pouch | USB-C charging cable | |
|---|---|---|---|
| Compatibility | - | iPhone, Android phone | |
| Compliant Standards | - | Bluetooth Class 1 |
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