Detailed comparison and review of Apple Watch Series 3 (GPS + Cellular) and Apple Watch Series 4 (GPS + Cellular). 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 4 (GPS + Cellular) |
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Product Type | Smart watch | Smart watch |
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Operating System | WatchOS 5 | WatchOS 5 |
Supported Host Device OS | iOS 11 or later | iOS |
Wearing Style | Watch style | Watch style |
Audio Input | Microphone | Microphone |
Audio Output | Speaker | Speaker |
Width | 33.3 mm | 34 mm |
Height | 38.6 mm | 40 mm |
Depth | 11.4 mm | 10.7 mm |
Weight | 28.7 g | 39.8 g |
Body Material | Anodised aluminium | Stainless steel |
Protection | Waterproof | Waterproof |
Clock Display | Yes | Yes |
FEATURES | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 4 (GPS + Cellular) |
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Sensors | Accelerometer, ambient light sensor, gyro sensor, heart rate, barometric altimeter | Accelerometer, ambient light sensor, gyro sensor, barometric altimeter, optical heart sensor, electrical heart sensor |
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Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken | Distance, time, calories burned, activity, heart rate, steps taken, UV index, Air Quality index |
Goal Setting | Yes | Yes |
Features | Call handling, music remote handling, camera remote control, listening to music, Retina Display technology, text messages handling | Music remote handling, ECG accurate heart rate, listening to music, Retina Display technology, call alerts, automatic exercise recognition, Fall detection, Emergency SOS |
Notifications | Calendar, SMS, Email | Calendar, SMS, Email |
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/QZSS receiver |
Payment Technology | - | Apple Pay |
IoT Intelligent Assistant | Siri | Siri |
CELLULAR | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 4 (GPS + Cellular) |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM |
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Mobile Broadband Generation | 4G | 4G |
SIM Card Type | Electronic SIM card (e-SIM) | Electronic SIM card (e-SIM) |
Messaging Services | SMS | SMS |
Supported Mobile Messaging Services | SMS | SMS |
CONNECTIVITY | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 4 (GPS + Cellular) |
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Wireless Interface | IEEE 802.11b/g/n, Bluetooth 4.2 | IEEE 802.11b/g/n, Bluetooth 5.0 |
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DISPLAY | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 4 (GPS + Cellular) |
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Type | OLED - colour | LTPO OLED - colour |
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Resolution | 272 x 340 pixels | 324 x 394 pixels |
Screen Size | - | 1.57" |
Screen Protection | Ion-X glass | Sapphire glass |
INPUT DEVICE | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 4 (GPS + Cellular) |
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Type | Touch sensitive screen (Force Touch) | Touch sensitive screen (Force Touch) |
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CASE | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 4 (GPS + Cellular) |
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Case Size | 38 mm | 40 mm |
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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 | Stainless steel | Space grey aluminium | Space black stainless steel | Silver aluminium | Gold aluminium | Gold stainless steel |
Crown Type | Digital | Digital with haptic feedback |
BAND | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 4 (GPS + Cellular) |
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Band Type | Sport band | Milanese loop |
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Fits Wrist with Circumference | 130-200 mm | 130-180 mm |
Clasp Type | Pin-and-tuck | Magnetic closure |
Band Material | Fluoroelastomer | Steel mesh |
Band Colour | White | Black | Fog | Pink sand | Seashell | Dark olive | Soft white | Grey | Space black | White | Black | Pink sand | Space black | Gold | Seashell | Stone |
STORAGE | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 4 (GPS + Cellular) |
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Storage Capacity | 16 GB | 16 GB |
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CPU | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 4 (GPS + Cellular) |
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Manufacturer | Apple | Apple |
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CPU Type | S3 | S4 |
Features | W2 Apple wireless chip | W3 Apple wireless chip |
BATTERY | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 4 (GPS + Cellular) |
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Technology | Lithium Ion | Lithium Ion |
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Battery Life | 18 hours | 18 hours |
Rechargeable Battery | - | Yes |
Wireless Charging | - | Yes |
MISCELLANEOUS | Apple Watch Series 3 (GPS + Cellular) | Apple Watch Series 4 (GPS + Cellular) |
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Included Accessories | Power adapter, magnetic charging cable | Power adapter, magnetic charging cable |
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Preloaded Software | Siri | Apple Pay |
SAR Value | 0.14 W/kg (head), 0.15 W/kg (limb) | 0.27 W/kg (head), 0.26 W/kg (limb) |
Max Depth of Water Resistance | 50 m | 50 m |