Compare Devices
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| remove from compare | remove from compare | remove from compare | |
Brand |
apple | apple | apple |
Model |
apple Watch series 6 | apple Watch series 4 aluminum | apple Watch edition series 2 38mm |
Announced |
2020 September 15 | 2018 September | 2016 September. Released 2016 December |
Status |
Available. Released 2020 September 18 | Available. Released 2018 September | discontinued |
Device Body |
glass front ( sapphire crystal ) | ceramic/sapphire crystal back | stainless steel frame | glass front | ceramic/sapphire crystal back | aluminum frame | glass front ( sapphire crystal ) | ceramic back | ceramic frame |
Dimensions |
44 x 38 x 10.7 mm ( 1.73 x 1.50 x 0.42 in ) | 44 x 38 x 10.7 mm ( 1.73 x 1.50 x 0.42 in ) | 39.2 x 34 x 11.8 mm ( 1.54 x 1.34 x 0.46 in ) |
Weight in gram |
47.1 | 36.7 | 39.6 |
SIM card |
eSIM | eSIM | No |
Water Resistance |
50meterwater resistant | 50meterwater resistant | 50meterwater resistant |
Display type |
Retina LTPO OLED | 1000 Luminance units ( the peak ) | Retina LTPO OLED | 1000 Luminance units ( the peak ) | Retina OLED | 1000 Luminance units ( the peak ) |
Display resolution |
448 x 368 pixels ( ~326 pixel per inch density ) | 448 x 368 pixels ( ~326 pixel per inch density ) | 340 x 272 pixels ( ~290 pixel per inch density ) |
Display size |
1.78 inches | 1.78 inches | 1.5 inches |
Display Protection |
sapphire crystal glass | ion-x strengthened glass | sapphire crystal glass |
Operating System |
watchos 7.0 | upgradable to watchos 10.6 | watchos 5.0 | upgradable to 9.6.1 | watchos 3.0 | upgradable to 6.2.8 |
CPU |
Dual-core | Dual-core | Dual-core 780 mhz cortex-a7 |
Chipset |
apple s6 | apple s4 | apple s2 ( 16 nm ) |
GPU |
powervr | powervr | powervr g6200 |
Memory card |
No | No | No |
Memory v1 |
32gb 1gb RAM | 16gb 1gb RAM | 8gb 512mb RAM |
Memory v2 |
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Primary camera |
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Secondary camera |
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Loud speaker |
Yes | Yes | Yes |
Audio jack |
No | No | No |
WLAN |
Wi-Fi 802.11 b/g/n | dual-band | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n |
Bluetooth |
5.0 | a2dp | le | 5.0 | a2dp | le | 4.0 | le |
GPS |
Yes with glonass | ||
NFC |
Yes | Yes | Yes |
Radio |
No | No | No |
USB |
No | No | No |
Sensors |
accelerometer | gyroscope | heart rate | barometer | always-on altimeter | compass | spo2 | vo2max | accelerometer | gyroscope | heart rate | barometer | accelerometer | gyroscope | heart rate |
Battery |
Li-lon 303.8 mAh ( 1.17watt per hour ) | Non-removable | Li-lon 292 mAh ( 1.12watt per hour ) | Non-removable | Li-lon 273 mAh ( 1.03watt per hour ) | Non-removable |
Battery Charge |
wireless | wireless | wireless charging |
Colors |
silver, graphite color color gradations, gold color gradations | silver, gold, gray color gradations | white color gradations |
Network technology |
gsm / hspa / lte | gsm / hspa / lte | No cellular connectivity |
5G bands |
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Network speed |
hspa lte | hspa lte | |
GPRS |
No | ||
EDGE |
No | ||
Approx price |
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600 GBP
713 EUR
7020 NOK
7400 SEK
45300 RUB
730 USD
3810 BRL
1040 AUD
950000 KRW
97000 JPY
1000 SGD
3220 MYR
2650 AED
12100 ZAR
