Product
Apple Watch Series 3 Aluminum
Apple Watch Series 3 Aluminum
₹48,114
Apple Watch Series 4
Apple Watch Series 4
₹43,900
Battery
Charging Wireless Wireless
Type Li-Ion 341 mAh (1.34 Wh), non-removable Li-Ion 292 mAh (1.12 Wh), non-removable
Body
Build Glass front, ceramic back, aluminum frame Glass front (Sapphire crystal), ceramic/sapphire crystal back, stainless steel frame
Dimensions 42.5 x 36.4 x 11.4 mm (1.67 x 1.43 x 0.45 in) 44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in)
SIM eSIM eSIM
Weight 34.9 g (1.23 oz) 48 g (1.69 oz)
  50m water resistant 50m water resistant ECG certified (region dependent SW application; HW available on all models)
Camera
  No No
Comms
Bluetooth 4.2, A2DP, LE 5.0, A2DP, LE
NFC Yes Yes
Positioning GPS, GLONASS GPS, GLONASS, GALILEO, QZSS
Radio No No
USB No No
WLAN Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n
Display
Protection Ion-X strengthened glass Sapphire crystal glass
Resolution 390 x 312 pixels (~303 ppi density) 448 x 368 pixels (~326 ppi density)
Size 1.65 inches 1.78 inches
Type Retina OLED, 1000 nits (peak) Retina LTPO OLED, 1000 nits (peak)
  3D Touch display 3D Touch display
Features
Sensors Accelerometer, gyro, heart rate, barometer Accelerometer, gyro, heart rate, barometer
  Natural language commands and dictation (talking mode) Natural language commands and dictation (talking mode)
Launch
Announced 2017, September. Released 2017, September 2018, September. Released 2018, September
Status Discontinued Discontinued
Memory
Card slot No No
Internal 8GB 768MB RAM, 16GB 768MB RAM 16GB 1GB RAM
Misc
Colors Silver, Gold, Space Gray Space Black, Silver, Gold
Models A1860, A1861, A1889, A1891, A1890, A1892, A1858, A1859 A1975, A1976, A2007, A2008
SAR 0.52 W/kg (head)     0.34 W/kg (body)     -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 / 800 - Europe, Australia (A1891) HSDPA 850 / 900 / 2100 / 800 - Europe, Australia
4G bands 1, 3, 5, 7, 8, 18, 19, 20, 26 - Europe, Australia (A1891) 1, 3, 5, 7, 8, 18, 19, 20, 26 - Europe, Australia
Speed HSPA, LTE HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  1, 3, 39, 40, 41 - China (A1892) 1, 3, 39, 40, 41 - China
Platform
Chipset Apple S3 Apple S4
CPU Dual-core Dual-core
GPU PowerVR PowerVR
OS watchOS 4.0, upgradable to watchOS 8.7 watchOS 5.0, upgradable to watchOS 10.6.1
Sound
3.5mm jack No No
Loudspeaker Yes Yes
Offers No offers available No offers available