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Series 7
SE
Series 3
products
The biggest, most advanced Always‑On Retina display. Measure your blood oxygen and take an ECG. With the most crack-resistant front crystal ever and dust resistance certification, it’s the most durable Apple Watch ever.
With essential features to help you stay connected, active and healthy. Large Retina display. Fall Detection.
The core fitness, health and connectivity features
of Apple Watch.
Quick Look
45mm or 41mm
case size
Most crack-resistant front crystal
Certified IP6x dust resistant
case size
Most crack-resistant front crystal
Certified IP6x dust resistant
44mm or 40mm
case size
case size
42mm or 38mm
case size
case size
Always-On Retina display
Nearly 20% more screen area than Apple Watch SE
Over 50% more screen area than Series 3
Nearly 20% more screen area than Apple Watch SE
Over 50% more screen area than Series 3
Retina display
Over 30% larger than Series 3
Over 30% larger than Series 3
Retina display
High and low heart rate notifications
High and low heart rate notifications
High and low heart rate notifications
Irregular heart rhythm
notification3
notification3
Irregular heart rhythm
notification3
notification3
Irregular heart rhythm
notification3
notification3
Fall Detection
Fall Detection
Fall Detection not available
Compass
Compass
Compass not available
Always-on altimeter
Always-on altimeter
Altimeter
Key Differences
Display
Always-On Retina display
Retina display
Retina display
The display never sleeps, so you can always see the time and information that’s most important to you. The viewing area stretches deep into the rounded corners and is nearly 20 per cent larger than the Apple Watch SE display and over 50 per cent larger than the Apple Watch Series 3 display. And it’s over 70 per cent brighter indoors when your wrist is down.
Featuring a Retina display that is over 30% larger than Apple Watch Series 3, it lets you see more and use more of the latest watch faces and complications. Just raise your wrist and the display instantly comes to life.
Just raise your wrist and the display instantly comes to life.
Materials and Finishes
Aluminium
Aluminium
Aluminium
Apple Watch Series 7 has an Ion-X glass display.
Apple Watch SE has an Ion‑X front glass.
Apple Watch Series 3 has an Ion‑X front glass.
Aluminium
Aluminium
Aluminium
Health and Wellness
Blood Oxygen app
Blood Oxygen app not available
Blood Oxygen app not available
ECG app
ECG app not available
ECG app not available
High and low heart rate notifications
High and low heart rate notifications
High and low heart rate notifications
Irregular heart rhythm notification
Irregular heart rhythm notification
Irregular heart rhythm notification
Series 7 has the most advanced health and wellness features ever in an Apple Watch. You can measure your blood oxygen levels,2 take an ECG from your wrist,3 be alerted if it detects unusually high or low heart rates or an irregular rhythm,3 and even measure your current heart rate.
Apple Watch SE can alert you if it detects unusually high or low heart rates or an irregular rhythm,3 as well as measure your current heart rate.
Apple Watch Series 3 can alert you if it detects unusually high or low heart rates or an irregular rhythm,3 as well as measure your current heart rate.
Safety and Emergency
Emergency SOS
Emergency SOS
Emergency SOS
Fall Detection
Fall Detection
Fall Detection not available
Noise monitoring
Noise monitoring
Noise monitoring not available
With Emergency SOS, you can quickly call for help and alert your emergency contacts.4 Apple Watch Series 7 can also detect if you’ve taken a hard fall, then automatically call emergency services for you. The Noise app alerts you when decibels reach levels that could damage your hearing.
With the same safety and emergency features as Series 7 (Emergency SOS and fall detection), you’re never too far away from help if you need it. The Noise app alerts you when decibels reach levels that could damage your hearing.
You can quickly call for help and alert your emergency contacts if you need to.4
Technology
Blood oxygen sensor
Blood oxygen sensor not available
Blood oxygen sensor not available
Electrical heart sensor
Electrical heart sensor not available
Electrical heart sensor not available
Third-generation optical heart sensor
Second-generation optical heart sensor
Optical heart sensor
Dual-core S7 SiP
Dual-core S5 SiP
Dual-core S3 SiP
Digital Crown with haptic feedback
Digital Crown with haptic feedback
Digital Crown
GPS
GPS
GPS
Compass
Compass
Compass not available
Always-on altimeter
Always-on altimeter
Altimeter
Second-generation speaker and mic
Second-generation speaker and mic
Speaker and mic
The back crystal of Apple Watch Series 7 features four clusters of green, red and infrared LEDs and four photodiodes used to measure blood oxygen levels with the Blood Oxygen app.2 It has both an optical heart sensor for measuring your heart rate and heart rhythm, and an electrical heart sensor that enables the ECG app.3 The Digital Crown provides haptic feedback when you turn it. The S7 SiP with 64‑bit dual-core processor is up to 20 per cent faster than the S5 in Apple Watch SE.9 The always-on altimeter detects your elevation in real time.
Apple Watch SE has an optical heart sensor for measuring your heart rate and heart rhythm.3 The Digital Crown provides haptic feedback when you turn it. The S5 SiP with 64‑bit dual-core processor is up to two times faster than the S3 in Apple Watch Series 3. The always-on altimeter detects your elevation in real time.
Apple Watch Series 3 includes an optical heart sensor for measuring your heart rate and heart rhythm,3 and GPS to pinpoint your location.
Tech Specs
Series 7
SE
Series 3
GPS
Aluminium available in starlight, midnight, green, blue and (PRODUCT)RED.10
GPS
Aluminium available in silver, space grey and gold.
GPS
Aluminium available in silver and space grey.
Apple Watch Nike
Aluminium available in starlight and midnight.
Apple Watch Nike
Aluminium available in silver and space grey.
Series 7
SE
Series 3
45mm x 38mm
x 10.7mm (45mm)
x 10.7mm (45mm)
38.8g (Aluminium)
44mm x 38mm
x 10.7mm (44mm)
x 10.7mm (44mm)
36.2 grams (GPS)
42.5mm x 36.4mm
x 11.4mm (42mm)
x 11.4mm (42mm)
32.3 grams (GPS)
41mm x 35mm
x 10.7mm (41mm)
x 10.7mm (41mm)
32.0g (Aluminium)
40mm x 34 mm
x 10.7mm (40mm)
x 10.7mm (40mm)
30.49 grams (GPS)
38.6mm x 33.3mm
x 11.4mm (38mm)
x 11.4mm (38mm)
26.7 grams (GPS)
Series 7
SE
Series 3
45mm
396x484 pixels
1143.1 sq mm display area
1143.1 sq mm display area
44mm
368x448 pixels
977 sq mm display area
42mm
312x390 pixels
740 sq mm display area
740 sq mm display area
41mm
352x430 pixels
904.3 sq mm display area
904.3 sq mm display area
40mm
324x394 pixels
759 sq mm display area
38mm
272x340 pixels
563 sq mm display area
563 sq mm display area
Always-On Retina LTPO OLED display
1,000 nits brightness
Retina LTPO OLED display
1,000 nits brightness
Retina OLED display
1,000 nits brightness
Series 7
SE
Series 3
-
GPS/GNSS, BeiDou
-
GPS/GNSS
-
GPS/GNSS
-
Compass
-
Compass
-
Compass not available
-
Always-on altimeter
-
Always-on altimeter
-
Altimeter
-
Blood oxygen sensor
(Blood Oxygen app)2 -
Blood oxygen sensor not available
-
Blood oxygen sensor not available
-
Electrical heart sensor
(ECG app)3 -
Electrical heart sensor not available
-
Electrical heart sensor not available
-
Third-generation optical heart sensor
-
Second-generation optical heart sensor
-
Optical heart sensor
-
Accelerometer
up to 32 g-forces with Fall Detection -
Accelerometer
up to 32 g-forces with Fall Detection -
Accelerometer
up to 16 g-forces
-
Gyroscope
-
Gyroscope
-
Gyroscope
-
Ambient light sensor
-
Ambient light sensor
-
Ambient light sensor
-
Speaker
50 per cent louder -
Speaker
50 per cent louder -
Speaker
-
Microphone
(enables Noise app) -
Microphone
(enables Noise app) -
Microphone
-
Apple Pay
-
Apple Pay
-
Apple Pay
-
GymKit
-
GymKit
-
GymKit
-
Capacity 32GB
GPS -
Capacity 32GB
GPS -
Capacity 8GB
GPS
-
Ceramic and sapphire crystal back
GPS -
Ceramic and sapphire crystal back
GPS -
Composite back
GPS
Series 7
SE
Series 3
Wi‑Fi
802.11b/g/n 2.4GHz and 5GHz
Wi‑Fi
802.11b/g/n 2.4GHz
Wi‑Fi
802.11b/g/n 2.4GHz
Bluetooth 5.0
Bluetooth 5.0
Bluetooth 4.2
Series 7
SE
Series 3
Apple Watch models
Apple Watch Series 7
- 41mm or 45mm case; over 50 per cent more screen area17
- Always-On Retina LTPO OLED display, 1,000 nits
- Ion-X glass display on aluminium cases
- S7 SiP with 64‑bit dual-core processor; W3 wireless chip; U1 chip (Ultra Wideband)11
- Digital Crown with haptic feedback
- Blood oxygen sensor; electrical heart sensor and third-generation optical heart sensor
- High and low heart rate notifications, irregular heart rhythm notification and ECG app3
- Emergency SOS4 and Fall Detection
- Water resistant 50 metres1
- Dustproof (IP6X)
- Most crack-resistant front crystal
- Wi‑Fi and Bluetooth 5.0
- GPS/GNSS, compass and always-on altimeter
- 50 per cent louder speaker17; built-in mic
- 32GB capacity
- Faster charge time
Apple Watch Series 6
- 40mm or 44mm case; over 30 per cent larger display17
- Always-On Retina LTPO OLED display, 1,000 nits
- Ion-X glass display on aluminium cases
- S6 SiP with 64‑bit dual-core processor; W3 wireless chip; U1 chip (Ultra Wideband)11
- Digital Crown with haptic feedback
- Blood oxygen sensor; electrical heart sensor and third-generation optical heart sensor
- High and low heart rate notifications, irregular heart rhythm notification and ECG app3
- Emergency SOS4 and Fall Detection
- Water resistant 50 metres1
- Wi‑Fi and Bluetooth 5.0
- GPS/GNSS, compass and always-on altimeter
- 50 per cent louder speaker17; built-in mic
- 32GB capacity
Apple Watch SE
- 40mm or 44mm case; over 30 per cent larger display17
- Retina LTPO OLED display, 1,000 nits
- Ion-X glass display
- S5 SiP with 64‑bit dual-core processor; W3 wireless chip
- Digital Crown with haptic feedback
- Second-generation optical heart sensor
- High and low heart rate notifications and irregular heart rhythm notification3
- Emergency SOS4 and Fall Detection
- Water resistant 50 metres1
- Wi‑Fi and Bluetooth 5.0
- GPS/GNSS, compass and always-on altimeter
- 50 per cent louder speaker17; built-in mic
- 32GB capacity
Apple Watch Series 5
- 40mm or 44mm case; over 30 per cent larger display17
- Always-On Retina LTPO OLED display, 1,000 nits
- Ion-X glass display on aluminium cases
- S5 SiP with 64‑bit dual-core processor; W3 wireless chip
- Digital Crown with haptic feedback
- Electrical heart sensor and second-generation optical heart sensor
- High and low heart rate notifications, irregular heart rhythm notification and ECG app3
- Emergency SOS4 and Fall Detection
- Water resistant 50 metres1
- Wi‑Fi and Bluetooth 5.0
- GPS/GNSS, compass and barometric altimeter
- 50 per cent louder speaker17; built-in mic
- 32GB capacity
Apple Watch Series 4
- 40mm or 44mm case; over 30 per cent larger display17
- Retina LTPO OLED display, 1,000 nits
- Ion-X glass display on aluminium cases
- S4 SiP with 64‑bit dual-core processor; W3 wireless chip
- Digital Crown with haptic feedback
- Electrical heart sensor and second-generation optical heart sensor
- High and low heart rate notifications, irregular heart rhythm notification and ECG app3
- Emergency SOS4 and Fall Detection
- Water resistant 50 metres1
- Wi‑Fi and Bluetooth 5.0
- GPS/GNSS and barometric altimeter
- 50 per cent louder speaker17; built-in mic
- 16GB capacity
Apple Watch Series 3
- 38mm or 42mm case
- Second-generation Retina OLED display, 1,000 nits
- Ion-X glass display on aluminium cases
- GPS model
- S3 SiP with dual-core processor; W2 wireless chip
- Digital Crown
- Optical heart sensor
- High and low heart rate notifications and irregular heart rhythm notification3
- Emergency SOS4
- Water resistant 50 metres1
- Wi‑Fi and Bluetooth 4.2
- GPS/GNSS and barometric altimeter
- Built-in speaker and mic
- 8GB capacity
Apple Watch Series 2
- 38mm or 42mm case
- Second-generation Retina OLED display
- Ion-X glass display on aluminium cases; sapphire crystal display on stainless steel and ceramic cases
- GPS model
- S2 with dual-core processor
- Digital Crown
- Optical heart sensor
- High and low heart rate notifications and irregular heart rhythm notification3
- Water resistant 50 metres1
- Wi‑Fi and Bluetooth 4.0
- GPS/GNSS
- Built-in speaker and mic
- 8GB capacity