In depth comparison and review of Sony WI-1000XM2 and Sony WF-1000XM4. 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 WI-1000XM2 | Sony WF-1000XM4 |
|---|
| Product Type | Earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 58 g | 41 g | Sony WF-1000XM4 are lighter than Sony WI-1000XM2 headphones. |
| Dimensions & Weight Details | - | Earphone: 7.3 g | |
| Colour | Black | Silver | Black | Silver | |
| Earpad Material | - | Polyurethane foam | |
| Protection | - | Water-resistant | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - | |
| High-Resolution Audio | Yes | - |
| SOUND QUALITY | Sony WI-1000XM2 | Sony WF-1000XM4 |
|---|
| Headphones Form Factor | In-ear - neckband | In-ear | |
|---|---|---|---|
| Headphones Technology | Balanced armature / dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | Sony WF-1000XM4 have a more advanced version of Bluetooth than Sony WI-1000XM2. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Serial Copy Management System (SCMS-T) | |
| Bluetooth Audio Codec | SBC, AAC, LDAC | SBC, AAC, LDAC | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Digital Noise Cancelling technology (DNC) | Digital Noise Cancelling technology (DNC) | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | Digital Sound Enhancement Engine HX (DSEE HX), S-Master HX | Digital Sound Enhancement Engine Extreme (DSEE Extreme), Ambient Sound Mode, Adaptive Sound Control, 360 Reality Audio | |
| Frequency Response | 3 - 40000 Hz | 20 - 20000 Hz | Sony WI-1000XM2 offer a larger frequency range than Sony WF-1000XM4. |
| Sensitivity | 101 dB/mW | - | |
| Impedance | 22 Ohm | - | |
| Diaphragm | 9 mm | 6 mm | Sony WI-1000XM2 have a thicker diaphragm than Sony WF-1000XM4. |
| Magnet Material | - | Neodymium | |
| Features | - | Precise Voice Pickup Technology, Quick Attention function, Microsoft Swift Pair, Processor V1, Automatic Wind Noise Reduction, Speak-to-Chat |
| MICROPHONE | Sony WI-1000XM2 | Sony WF-1000XM4 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Sony WI-1000XM2 | Sony WF-1000XM4 |
|---|
| Controls | Volume, noise-cancellation suspend button | Tap control |
|---|
| CABLE | Sony WI-1000XM2 | Sony WF-1000XM4 |
|---|
| Cable Type | Headphones cable - detachable - OFC - L shaped - 1 m USB charge cable |
USB-C charge cable - detachable | |
|---|---|---|---|
| Cable Length | 1 m | - | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| FEATURES | Sony WI-1000XM2 | Sony WF-1000XM4 |
|---|
| Features | Vibrating call alert | - | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Intelligent Assistant | Google Assistant | Google Assistant, Alexa | |
| Sensors | - | Proximity sensor, bone sensor |
| BATTERY AND CHARGING | Sony WI-1000XM2 | Sony WF-1000XM4 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Life | 13 hour(s) | 12 hour(s) | Sony WI-1000XM2 lasts longer on a single charge than the Sony WF-1000XM4. |
| Battery Life Details | Continuous playback (noise cancelling ON): up to 10 hours Continuous playback (noise cancelling OFF): up to 13 hours Standby (noise cancelling OFF): up to 100 hours |
Continuous playback (noise cancelling OFF): up to 12 hours Continuous playback (noise cancelling ON): up to 8 hours Continuous talk (noise cancelling OFF): up to 6 hours Continuous talk (noise cancelling ON): up to 5.5 hours |
|
| Standby Time | 100 hours | - | |
| Wireless Charging Standards | - | Qi | |
| Charging Time | 3.5 hour(s) | 1.5 hour(s) | Sony WF-1000XM4 recharge faster than Sony WI-1000XM2. |
| CONNECTIONS | Sony WI-1000XM2 | Sony WF-1000XM4 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (power only) |
Bluetooth USB (power only) (USB Type-C) |
|---|
| OTHERS | Sony WI-1000XM2 | Sony WF-1000XM4 |
|---|
| Included Accessories | Carrying pouch, airplane adapter, 4 pairs of hybrid earbuds (SS/S/M/L sizes), 3 pairs of Triple-Comfort Earbuds | USB-C to USB-A cable, 3 sizes of noise isolation earbud tips | |
|---|---|---|---|
| Compatibility | iPhone, iPod, Android phone | - | |
| Compliant Standards | - | IPX4 |
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