In depth comparison and review of Huawei Watch 2 Classic and Huawei Watch 4. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
| GENERAL | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | Android Wear 2.0 | - |
| Supported Host Device OS | Android 4.3 (Jelly Bean) or later, iOS 8.2 or later | Android 6.0 (Marshmallow) or later, iOS 13.0 or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Microphone |
| Audio Output | Speaker | Speaker |
| Width | 45 mm | - |
| Height | 48.9 mm | - |
| Depth | 12.6 mm | - |
| Weight | 47 g | - |
| Body Details | - | Case only: 48 g |
| Body Material | Plastic, stainless steel | 316L grade stainless steel |
| Protection | Dustproof, waterproof | Water-resistant, dust-resistant |
| Colours | - | Black |
| Clock Display | Yes | Yes |
| FEATURES | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Sensors | Ambient light sensor, 3-axis gyro sensor, barometer, capacitive sensor, 3-axis magnetometer, 3-axis accelerometer | Accelerometer, ambient light sensor, digital compass, barometer, depth sensor, optical heart sensor, ECG sensor, gyroscope, temperature sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, activity, heart rate, steps taken | Distance, calories burned, activity, sleep activity, heart rate, steps taken, skin temperature, blood oxygen saturation, location, stress level, respiratory rate, breath, altitude, ECG, nap |
| Modes | - | 100+ Workout modes |
| Goal Setting | - | Yes |
| Features | Music remote handling, call alerts | Call handling, camera remote control, find phone function, Fall detection, Emergency SOS, music playback control, Route Back, customisable watch faces, arterial stiffness detection, sedentary lifestyle reminder, HUAWEI TruSleep, HUAWEI Assistant TODAY |
| Notifications | SMS, Email | SMS, social apps, incoming calls, high and low heart rate |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | - | GPS receiver |
| CELLULAR | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Mobile Broadband Generation | - | 4G |
|---|---|---|
| SIM Card Type | - | Electronic SIM card (e-SIM) |
| Messaging Services | - | SMS |
| CONNECTIVITY | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, NFC, Bluetooth 4.1 EDR | Wi-Fi, LTE, NFC, Bluetooth 5.2 BLE/BR |
|---|
| DISPLAY | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Type | AMOLED - colour | LTPO AMOLED - colour |
|---|---|---|
| Resolution | 390 x 390 pixels | 466 x 466 pixels |
| Screen Size | 1.2" | 1.5" |
| Aspect Ratio | Full circle | - |
| Pixel Density | 326 ppi | 310 ppi |
| Screen Protection | Corning Gorilla Glass (scratch resistant glass) | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, side button, rotating crown |
|---|
| CASE | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Case Size | 45 mm | - |
|---|---|---|
| Crystal Type | - | 3D curved glass |
| Case Shape | - | Round |
| Case Details | Titanium grey | Stainless steel |
| BAND | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Band Type | Strap | Strap |
|---|---|---|
| Band Width | 22 mm | - |
| Fits Wrist with Circumference | 140-210 mm | 140-210 mm |
| Changeable | - | Yes |
| Clasp Type | - | Buckle |
| Band Material | Leather | Fluoroelastomer |
| Band Colour | - | Black |
| STORAGE | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Storage Capacity | 4 GB | 32 GB |
|---|
| RAM | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| RAM Size | 768 MB | 2 GB |
|---|
| CPU | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Manufacturer | Qualcomm | - |
|---|---|---|
| CPU Type | Snapdragon Wear 2100 | - |
| Clock Speed | 1.1 GHz | - |
| BATTERY | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Capacity | 420 mAh | - |
|---|---|---|
| Battery Life | 2 day(s) | 14 day(s) |
| Battery Life Details | - | Ultra-long battery life mode - up to 14 days Ultra-long battery life mode (typical usage) - up to 8 days Typical usage - up to 3 days |
| Rechargeable Battery | - | Yes |
| Recharge Time | 100 min | 60 min |
| Wireless Charging | - | Yes |
| MISCELLANEOUS | Huawei Watch 2 Classic | Huawei Watch 4 |
|---|
| Included Accessories | Power adapter, charging cradle | Charging cradle, charging cable |
|---|---|---|
| Preloaded Software | Google Assistant | VoLTE |
| Compliant Standards | IP68 | IP6X, ISO 22810, EN13319 |
| Specific Absorption Rate (SAR) | - | 0.3 W/kg (head) 0.71 W/kg (body) 1.08 W/kg (limb) |
| Max Depth of Water Resistance | 1.5 m | 50 m |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 0 °C | 0 °C |
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