Compare Apple Watch models

Series 5 GPS Buy Now   Series 3 GPS Buy Now
Apple Watch Series 5   Apple Watch Series 3

Summary

44mm case 40mm case   42mm case 38mm case
Apple Watch Series 5 case Apple Watch Series 5 case   Apple Watch Series 3 case Apple Watch Series 3 case
977 sq mm
display area
759 sq mm
display area
  740 sq mm
display area
563 sq mm
display area
44mm case   40mm case
Apple Watch 5 case   Apple Watch Series 3 case
977 sq mm
display area
  740 sq mm
display area
40mm case   38mm case
Apple Watch Series 5 case   Apple Watch Series 3 case
759 sq mm
display area
  563 sq mm
display area
Apple Watch Series 5 Sideview Icon   Apple Watch Series 3 Sideview Icon
10.7mm thin   11.4mm thin
Electrical Heart Sensor   Not Featured
Electrical heart sensor
(ECG app)¹
   
Second-Generation Optical Heart Sensor   Optical Heart Sensor
Second-generation
optical heart sensor
  Optical heart sensor
Fall detection   Not featured
Fall Detection    
Apple Watch Series 5 Chip   Apple Watch Series 3 Chip
64-bit dual-core S5 processor Up to 2x faster than S3 processor   Dual-core S3 processor  
Digital Crown with Haptic Feedback   Digital Crown
Digital Crown with
haptic feedback
  Digital Crown

Finishes

Apple Watch Series 5   Apple Watch Series 3
Aluminium   Aluminium
Apple Watch Series 5 Colors   Apple Watch Series 3 Colors
Aluminium   Aluminium
Apple Watch 5 Colors   Apple Watch Series 3 Colors

Features

GPS, GLONASS, Galileo and QZSS
Compass
Barometric altimeter
Water resistant
50 metres2
Electrical heart sensor (ECG app)¹
Optical heart sensor
Accelerometer
up to 32 G-forces
Gyroscope
Ambient light sensor
Speaker
50 per cent louder
Microphone
Apple Pay
GymKit
Capacity 32GB
Ceramic and sapphire crystal back
 
GPS, GLONASS, Galileo and QZSS
Barometric altimeter
Water resistant
50 metres2
Optical heart sensor
Accelerometer
up to 16 G-forces
Gyroscope
Ambient light sensor
Speaker
Microphone
Apple Pay
GymKit
Capacity 8GB
Composite back

Display

44mm 368x448 pixels 977 sq mm display area Over 30% larger display than Series 3   42mm 312x390 pixels 740 sq mm display area
40mm 324x394 pixels 759 sq mm display area Over 30% larger display than Series 3   38mm 272x340 pixels 563 sq mm display area
LTPO OLED Retina display with Force Touch 1,000 nits brightness   OLED Retina display with Force Touch 1,000 nits brightness

Chip

S5 with 64-bit dual-core processor Up to 2x faster processor   S3 with dual-core processor  
W3 Apple wireless chip   W2 Apple wireless chip

Connectivity

Wi-Fi (802.11b/g/n 2.4GHz)   Wi-Fi (802.11b/g/n 2.4GHz)
Bluetooth 5.0   Bluetooth 4.2

Power

Built-in rechargeable lithium-ion battery Up to 18 hours3   Built-in rechargeable lithium-ion battery Up to 18 hours4
Magnetic charging cable   Magnetic charging cable
USB power adapter