Apple Watch Series 6
Tech specs 
Size40 mm (band fits 130-200mm wrists)
44 mm (band fits 140-210mm wrists)
MaterialAluminium, stainless steel, titanium and ceramic case options.
Ion-X strengthened glass; Sapphire crystal and ceramic back
ChargingWireless charging
Battery life18+ hours
Water-resistance5 ATM (50 metres)
WeightCase weight: 30.1g (for 40mm version); 36.7g (for 44mm version)
SensorAmbient light, optical heart rate sensor (plus SpO2), Electrical heart sensor, improved accelerometer up to 32 g‑forces, improved gyroscope, GPS (GLONASS, Galileo, and QZSS), barometric altimeter, ambient light sensor, compass
DisplayAlways-On Retina display with Force Touch, LTPO OLED display (1000 nits)
Screen size44mm: 977 sq mm display area
40mm: 759 sq mm display area
ColorsA number of aluminum finishes anodized in silver, gold and space gray. You can also pick up the device in gold stainless steel with a matching Milanese band, joining the silver and space black stainless steel models.
OtherPLATFORM: watchOS
PROCESSOR: S6 chipset (U1 chip that has Ultra Wideband antennas)
MEMORY: 512 RAM, 32GB storage
CONNECTIVITY: Bluetooth 4.0, NFC, Wi-Fi on 5Ghz, LTE and UMTS cellular radio
Activity tracking 
Calories burnedYes
Heart rateYes
Stress & recovery
Pulse OxYes
Respiration rate
UV exposure
Skin temperature
Galvanic skin response
Hydration level
Calorie intake
GPSYes (GPS,GLONASS, Galileo, and QZSS)
Running featuresWatch displays up to 5 metrics during your run (time, distance, current pace and average pace, heart rate, active calories or total calories).
Swimming featuresPool swim and open water swim. At the end of a swim, the watch displays the time of day the activity took place, dominant stroke used (auto-detection is used), distance, workout time, pool length, laps completed, average pace, average heart rate, and both active and total calories burned, as well as the weather at your location.
Other - ECG monitor
- irregular heart rate detection
- low or high heart rate alerts
- fall detection
Non-fitness functions 
Smartphone notificationsYes
On-board music storageYes (Stream Apple Music direct to watch)
Connected payYes
Affiliate link*Amazon
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