Detailed comparison and review of Apple Watch Series 3 (GPS + Cellular) and Apple Watch Series 8 (GPS). With our comprehensive overview, you can simply compare size, design, functions, battery capacities, but also other key features of both smartwatches and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the watch that best fits your needs and expectations.
| GENERAL | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | WatchOS 5 | WatchOS |
| Supported Host Device OS | iOS 11 or later | iOS 16 or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Microphone |
| Audio Output | Speaker | Speaker |
| Width | 33.3 mm | - |
| Height | 38.6 mm | - |
| Depth | 11.4 mm | - |
| Weight | 28.7 g | - |
| Body Details | - | Case only: 32 g |
| Body Material | Anodised aluminium | Aerospace-grade aluminium alloy |
| Protection | Waterproof | Water-resistant, dust-resistant, crack-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Sensors | Accelerometer, ambient light sensor, gyro sensor, heart rate, barometric altimeter | Accelerometer, ambient light sensor, digital compass, electrical heart sensor, blood oxygen sensor, gyroscope, temperature sensing, optical heart sensor (3d gen), always-on altimeter |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken | Distance, time, calories burned, activity, sleep activity, heart rate, blood oxygen saturation, sleep stages, menstrual cycle, ECG, ovulation phase, rapid eye movement (REM) |
| Goal Setting | Yes | Yes |
| Features | Call handling, music remote handling, camera remote control, listening to music, Retina Display technology, text messages handling | Call handling, Fall detection, Emergency SOS, Family Setup support, International Emergency Calling, Crash Detection, noise monitoring, Compass Waypoint, brightness: 1000 nits, Edge-to-edge display |
| Notifications | Calendar, SMS, Email | Calendar, SMS, Email, high and low heart rate, irregular rhythm, cardio fitness |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Audio alert, vibration alert, visual interface | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo/QZSS receiver | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Payment Technology | - | Apple Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | Siri | Siri |
| IoT Voice Controlled | - | Direct |
| CELLULAR | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Technology | WCDMA (UMTS) / GSM | - |
|---|---|---|
| Mobile Broadband Generation | 4G | - |
| SIM Card Type | Electronic SIM card (e-SIM) | - |
| Messaging Services | SMS | - |
| Supported Mobile Messaging Services | SMS | - |
| CONNECTIVITY | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.2 | IEEE 802.11b/g/n, Bluetooth 5.0 |
|---|
| DISPLAY | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Type | OLED - colour | Retina LTPO OLED - colour |
|---|---|---|
| Resolution | 272 x 340 pixels | 352 x 430 pixels |
| Screen Protection | Ion-X glass | Ion-X glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Type | Touch sensitive screen (Force Touch) | Touch sensitive screen |
|---|
| CASE | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Case Size | 38 mm | 41 mm |
|---|---|---|
| Case Shape | - | Rectangular |
| Case Back | Ceramic back | Sapphire crystal and ceramic back |
| Case Details | Silver aluminium | Space grey aluminium | Gold aluminium | Stainless steel | Space black stainless steel | Midnight aluminium | Starlight aluminium | Red aluminium | Silver aluminium |
| Crown Type | Digital | Digital with haptic feedback |
| BAND | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Band Type | Sport band | Sport band |
|---|---|---|
| Band Size | - | Regular |
| Fits Wrist with Circumference | 130-200 mm | 130-200 mm |
| Changeable | - | Yes |
| Clasp Type | Pin-and-tuck | Pin-and-tuck |
| Band Material | Fluoroelastomer | Fluoroelastomer |
| Band Colour | White | Black | Fog | Pink sand | Seashell | Dark olive | Soft white | Grey | Space black | Midnight | Starlight | Red | White |
| STORAGE | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Storage Capacity | 16 GB | 32 GB |
|---|
| CPU | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Manufacturer | Apple | Apple |
|---|---|---|
| CPU Type | S3 | S8 SiP |
| Features | W2 Apple wireless chip | W3 Apple wireless chip, U1 chip |
| BATTERY | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Life | 18 hours | 18 hours |
| Rechargeable Battery | - | Yes |
| Wireless Charging | - | Yes |
| MISCELLANEOUS | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 8 (GPS) |
|---|
| Included Accessories | Power adapter, magnetic charging cable | Magnetic fast charger to USB-C cable (1 m) |
|---|---|---|
| Preloaded Software | Siri | Apple Pay, GymKit |
| Compliant Standards | - | IP6X |
| SAR Value | 0.14 W/kg (head), 0.15 W/kg (limb) | 0.17 W/kg (head), 0.28 W/kg (limb) |
| Max Depth of Water Resistance | 50 m | 50 m |
| Manufacturer Model Number | - | A2770 |
| Warranty | - | 1-year warranty |
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