Which Apple Watch
is right for you?

Series 6
SE
Series 3
products
 

The most advanced Apple Watch yet, with a blood oxygen sensor and app, the ECG app and the Always‑On Retina display.

Features the same larger
display size as Series 6,
fall detection, a compass
and an always-on altimeter.

The core fitness, health
and connectivity features
of Apple Watch.

 

GPS + Cellular
 

GPS
 

GPS + Cellular
 

GPS
 

 
44-mm or 40-mm
case size
44-mm or 40-mm
case size
42-mm or 38-mm
case size
 
Always-On Retina display
30% larger
than Series 3
Retina display
30% larger
than Series 3
Retina display
 

Water-resistant1
Swim-proof

Water-resistant1
Swim-proof

Water-resistant1
Swim-proof

 
Blood Oxygen app2
  Blood Oxygen app not available
  Blood Oxygen app not available
 
ECG app3
  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
notification3
Irregular heart rhythm
notification3
Irregular heart rhythm
notification3
 
Emergency SOS4
Emergency SOS4
Emergency SOS4
 
International
emergency calling5
International
emergency calling5
  International emergency calling not available
 
Fall detection
Fall detection
  Fall Detection not available
 
Available mobile
connectivity6
Available mobile
connectivity6
  Cellular Connectivity not available
 
Supports
Family Setup
(GPS + Cellular models)7
Connect family members
who don’t have an iPhone
Supports
Family Setup
(GPS + Cellular models)7
Connect family members
who don’t have an iPhone
  Family Setup is not available
 
Compass
Compass
  Compass not available
 
Always-on altimeter
Always-on altimeter
Altimeter
Key Differences
Tech Specs
Series 6
SE
Series 3
GPS + Cellular
Aluminium is available in silver, space grey, gold, blue and (PRODUCT)RED.
Stainless Steel is available in silver, graphite and gold.
Titanium is available in natural titanium and space black (DLC).
GPS + Cellular
Aluminium is available in silver, space grey and gold.
GPS
Aluminium is available in silver, space grey, gold, blue and (PRODUCT)RED.
GPS
Aluminium is available in silver, space grey and gold.
GPS
Aluminium is available in silver and space grey.
Apple Watch Nike
Aluminium is available in silver and space grey.
Apple Watch Nike
Aluminium is available in silver and space grey.
Apple Watch Hermès
Stainless Steel is available in silver and space black.
Series 6
SE
Series 3
  • GPS/GNSS
  • GPS/GNSS
  • GPS/GNSS
  • Compass
  • Compass
  • feature not available on series-3
  • Always-on altimeter
  • Always-on altimeter
  • Altimeter
  • Water-resistant
    50 metres1

  • Water-resistant
    50 metres1

  • Water-resistant
    50 metres1

  • Blood oxygen sensor
    (Blood Oxygen app)2

  • feature not available on se
  • feature not available on series-3
  • Electrical heart sensor
    (ECG app)3

  • feature not available on se
  • feature not available on series-3
  • Third-generation
    optical heart sensor
  • Second-generation optical heart sensor
  • Optical heart sensor
  • International emergency calling5
  • International emergency calling5
  • feature not available on series-3
  • Emergency SOS4
  • Emergency SOS4
  • Emergency SOS4
  • 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 louder8
  • Speaker
    50 per cent louder8
  • Speaker
  • Microphone
    (enables Noise app)
  • Microphone
    (enables Noise app)
  • Microphone
  • Apple Pay
  • Apple Pay
  • Apple Pay
  • GymKit
  • GymKit
  • GymKit
  • 32GB capacity
    GPS + Cellular

  • 32GB capacity
    GPS + Cellular

  • feature not available on series-3
  • 32GB capacity
    GPS

  • 32GB capacity
    GPS

  • 8GB capacity
    GPS

  • Ceramic and sapphire crystal back
    GPS + Cellular
    GPS

  • Ceramic and sapphire crystal back
    GPS + Cellular
    GPS

  • Composite back
    GPS

Series 6
SE
Series 3
44-mm

368 by 448 pixels
977-sq-mm display area

44-mm

368 by 448 pixels
977-sq-mm display area

42-mm
312 by 390 pixels
740-sq-mm display area
40-mm

324 by 394 pixels
759-sq-mm display area

40-mm

324 by 394 pixels
759-sq-mm display area

38-mm
272 by 340 pixels
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 6
SE
Series 3
S6 SiP with 64-bit dual-core processor
Up to 20 per cent faster than the S5
S5 SiP with 64-bit dual-core processor
Up to twice as fast as the S3
S3 SiP with dual-core processor
W3
Apple wireless chip
W3
Apple wireless chip
W2
Apple wireless chip
U1 chip
(Ultra Wideband)9
U1 chip not available
U1 chip not available
Series 6
SE
Series 3
4G LTE and UMTS6
GPS + Cellular models
4G LTE and UMTS6
GPS + Cellular models
LTE and UMTS not available
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 6
SE
Series 3
Built-in rechargeable lithium-ion battery
Up to 18 hours10
Built-in rechargeable lithium-ion battery
Up to 18 hours11
Built-in rechargeable lithium-ion battery
Up to 18 hours12
Magnetic charging cable
Magnetic charging cable
Magnetic charging cable

Which Apple Watch is right for you?