Apple Watch Series 4 (GPS) vs. Apple Watch Series 8 (GPS)

Smartwatch Comparison, Reviews and Tests

Detailed comparison and review of Apple Watch Series 4 (GPS) 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.

Smartwatch Specifications Comparison

Apple Watch Series 4 (GPS) vs. Apple Watch Series 8 (GPS) Comparison Chart
GENERAL Apple Watch Series 4 (GPS) Apple Watch Series 8 (GPS)
Product Type Smart watch Smart watch
Operating System WatchOS 5 WatchOS
Supported Host Device OS iOS iOS 16 or later
Wearing Style Watch style Watch style
Audio Input Microphone Microphone
Audio Output Speaker Speaker
Width 34 mm -
Height 40 mm -
Depth 10.7 mm -
Weight 30.1 g -
Body Details - Case only: 32 g
Body Material Anodised aluminium Aerospace-grade aluminium alloy
Protection Water-resistant Water-resistant, dust-resistant, crack-resistant
Clock Display Yes Yes
FEATURES Apple Watch Series 4 (GPS) Apple Watch Series 8 (GPS)
Sensors Accelerometer, ambient light sensor, gyro sensor, barometric altimeter, optical heart sensor, electrical heart sensor 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, UV index, Air Quality index 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 Music remote handling, ECG accurate heart rate, listening to music, Retina Display technology, call alerts, automatic exercise recognition, Fall detection, Emergency SOS 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 Yes
IoT Intelligent Assistant Siri Siri
IoT Voice Controlled - Direct
CONNECTIVITY Apple Watch Series 4 (GPS) Apple Watch Series 8 (GPS)
Wireless Interface IEEE 802.11b/g/n, Bluetooth 5.0 IEEE 802.11b/g/n, Bluetooth 5.0
DISPLAY Apple Watch Series 4 (GPS) Apple Watch Series 8 (GPS)
Type LTPO OLED - colour Retina LTPO OLED - colour
Resolution 324 x 394 pixels 352 x 430 pixels
Screen Protection Ion-X glass Ion-X glass
Always On Display (AOD) - Yes
INPUT DEVICE Apple Watch Series 4 (GPS) Apple Watch Series 8 (GPS)
Type Touch sensitive screen (Force Touch) Touch sensitive screen
CASE Apple Watch Series 4 (GPS) Apple Watch Series 8 (GPS)
Case Size 40 mm 41 mm
Case Shape - Rectangular
Case Back All ceramic and sapphire crystal back Sapphire crystal and ceramic back
Case Details Silver aluminium | Space grey aluminium | Gold aluminium Midnight aluminium | Starlight aluminium | Red aluminium | Silver aluminium
Crown Type Digital with haptic feedback Digital with haptic feedback
BAND Apple Watch Series 4 (GPS) 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 | Seashell | Black | Pink sand Midnight | Starlight | Red | White
STORAGE Apple Watch Series 4 (GPS) Apple Watch Series 8 (GPS)
Storage Capacity 16 GB 32 GB
CPU Apple Watch Series 4 (GPS) Apple Watch Series 8 (GPS)
Manufacturer Apple Apple
CPU Type S4 S8 SiP
Features W3 Apple wireless chip W3 Apple wireless chip, U1 chip
BATTERY Apple Watch Series 4 (GPS) 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 4 (GPS) Apple Watch Series 8 (GPS)
Included Accessories Power adapter, magnetic charging cable Magnetic fast charger to USB-C cable (1 m)
Preloaded Software - Apple Pay, GymKit
Compliant Standards - IP6X
SAR Value - 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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