Side by side comparison and review of Lenovo ThinkPad X1 and Razer Kaira. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Lenovo ThinkPad X1 | Razer Kaira |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - 2.4/5 GHz - wireless | |
|---|---|---|---|
| Weight | 195 g | 293 g | Lenovo ThinkPad X1 are lighter than Lenovo ThinkPad X1 headphones. |
| Earpad Material | - | FlowKnit memory foam | |
| Recommended Use | - | Game console, computer | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Lenovo ThinkPad X1 | Razer Kaira |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | Lenovo ThinkPad X1 can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 2.4/5 GHz radio frequency | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL, mSBC | - | |
| Active Noise Cancelling | Yes | - | Lenovo ThinkPad X1 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Environmental Noise Cancellation (ENC) / Hybrid ANC | - | |
| Noise Isolating | - | Yes | Razer Kaira are equipped with a noise isolating function. |
| Sound Output Mode | - | Stereo | |
| Sound Effects | - | Windows Sonic surround sound | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 111 dB | 108 dB | Lenovo ThinkPad X1 have higher sensitivity than Razer Kaira. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 50 mm | Razer Kaira have a thicker diaphragm than Lenovo ThinkPad X1. |
| Dynamic Range | 110 dB | - | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Lenovo ThinkPad X1 have the ability to connect to multiple devices simultaneously. |
| Magnet Material | - | Razer Triforce titanium |
| MICROPHONE | Lenovo ThinkPad X1 | Razer Kaira |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Uni-directional (HyperClear flexible cardioid) | |
| Noise Cancelling | Yes | - | Lenovo ThinkPad X1 microphone can cancel out ambient noise. |
| Frequency Response | 50 - 8000 Hz | 100 - 10000 Hz | Razer Kaira offer a larger microphone frequency range than Lenovo ThinkPad X1. |
| Sensitivity | - | -54 dB | |
| Dynamic Range | 95 dB | - | |
| Signal-To-Noise Ratio | 19 dB | 60 dB |
| REMOTE CONTROL | Lenovo ThinkPad X1 | Razer Kaira |
|---|
| Controls | - | Volume, power on/off, microphone on/mute switch, status indicator, pair mode, game/chat balance |
|---|
| CABLE | Lenovo ThinkPad X1 | Razer Kaira |
|---|
| Cable Type | USB-C to USB-A cable - 1.3 m USB-C cable - 1.3 m |
- |
|---|
| FEATURES | Lenovo ThinkPad X1 | Razer Kaira |
|---|
| Features | - | Xbox Wireless technology |
|---|
| BATTERY AND CHARGING | Lenovo ThinkPad X1 | Razer Kaira |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 20 hours | 15 hour(s) | Lenovo ThinkPad X1 lasts longer on a single charge than the Razer Kaira. |
| Battery Life Details | (noise cancelling OFF): up to 20 hours Continuous playback: up to 15 hours |
- | |
| Charging Time | 2 hours | - |
| CONNECTIONS | Lenovo ThinkPad X1 | Razer Kaira |
|---|
| Connector Type | Headphones (24 pin USB-C) | - |
|---|
| OTHERS | Lenovo ThinkPad X1 | Razer Kaira |
|---|
| Included Accessories | Carrying case | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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