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Brand | apple | apple | |
Model | apple Watch series 1 aluminum 38mm | apple Watch series 2 42mm | |
Announced | 2016 September | 2016 September. Released 2016 December | |
Status | Available. Released 2016 December | discontinued | |
Device Body | glass front ( sapphire crystal ) | ceramic/sapphire crystal back | stainless steel frame | ||
Dimensions | 38.6 x 33.3 x 10.5 mm ( 1.52 x 1.31 x 0.41 in ) | 42.5 x 36.4 x 11.4 mm ( 1.67 x 1.43 x 0.45 in ) | |
Weight in gram | 25 | 52.4 | |
SIM card | No | No | |
Water Resistance | 50meterwater resistant | ||
Display type | OLED | 450 Luminance units ( typ ) | Retina OLED | 1000 Luminance units ( the peak ) | |
Display resolution | 340 x 272 pixels ( ~290 pixel per inch density ) | 390 x 312 pixels ( ~303 pixel per inch density ) | |
Display size | 1.5 inches | 7.1 cm2 ( ~55.1% screen to body ratio ) | 1.65 inches | |
Display Protection | sapphire crystal glass | ||
Operating System | watchos 3.0 | upgradable to 6.2.8 | watchos 3.0 | upgradable to 6.2.8 | |
CPU | Dual-core 520 mhz cortex-a7 | Dual-core 780 mhz cortex-a7 | |
Chipset | apple s1p ( 28 nm ) | apple s2 ( 16 nm ) | |
GPU | powervr g6200 | powervr g6200 | |
Memory card | No | No | |
Memory v1 | 8gb 512mb RAM | 8gb 512mb RAM | |
Memory v2 | |||
Primary camera | | | |
Secondary camera | | | |
Loud speaker | Yes | Yes | |
Audio jack | No | No | |
WLAN | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n | |
Bluetooth | 4.0 | le | 4.0 | a2dp | |
GPS | No | Yes with glonass | |
NFC | Yes | Yes | |
Radio | No | No | |
USB | No | No | |
Sensors | accelerometer | gyroscope | heart rate | accelerometer | gyroscope | heart rate | |
Battery | Li-lon 205 mAh | Non-removable ( 0.78watt per hour ) | Li-lon 334 mAh ( 1.27watt per hour ) | Non-removable | |
Battery Charge | wireless charging | ||
Colors | silver color gradations, gold, gold color gradations, gray | white color gradations, black color gradations | |
Network technology | No cellular connectivity | No cellular connectivity | |
5G bands | |||
Network speed | |||
GPRS | No | No | |
EDGE | No | No | |
Approx price |
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