Apple Watch Series 3 (GPS + Cellular) vs. Apple Watch Series 4 (GPS + Cellular)

Smartwatch Comparison, Reviews and Tests

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.

Smartwatch Specifications Comparison

Apple Watch Series 3 (GPS + Cellular) vs. Apple Watch Series 4 (GPS + Cellular) Comparison Chart
GENERAL Apple Watch Series 3 (GPS + Cellular) Apple Watch Series 4 (GPS + Cellular)
Product Type Smart watch Smart watch
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)
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
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)
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
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)
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 4 (GPS + Cellular)
Type OLED - colour LTPO OLED - colour
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)
Type Touch sensitive screen (Force Touch) Touch sensitive screen (Force Touch)
CASE Apple Watch Series 3 (GPS + Cellular) Apple Watch Series 4 (GPS + Cellular)
Case Size 38 mm 40 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 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)
Band Type Sport band Milanese loop
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)
Storage Capacity 16 GB 16 GB
CPU Apple Watch Series 3 (GPS + Cellular) Apple Watch Series 4 (GPS + Cellular)
Manufacturer Apple Apple
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)
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 4 (GPS + Cellular)
Included Accessories Power adapter, magnetic charging cable Power adapter, magnetic charging cable
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
Other Comparisons with Apple Watch Series 3 (GPS + Cellular)
Other Comparisons with Apple Watch Series 4 (GPS + Cellular)
Other Popular Smartwatch Comparisons
Other projects: