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Brand | apple | apple | apple |
Model | apple Watch edition series 6 | apple Watch series 7 | apple Watch series 1 aluminum 42mm |
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Announced | 2020 September 15 | 2021 September 14 | 2016 September. Released 2016 December |
Status | Available. Released 2020 September 18 | Available. Released 2021 October 15 | discontinued |
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Device Body | glass front ( sapphire crystal ) | ceramic/sapphire crystal back | titanium frame | glass front | ceramic/sapphire crystal back | stainless steel frame | glass front | composite plastic back | aluminum frame |
Dimensions | 44 x 38 x 10.7 mm ( 1.73 x 1.50 x 0.42 in ) | 45 x 38 x 10.7 mm ( 1.77 x 1.50 x 0.42 in ) | 42.5 x 36.4 x 10.5 mm ( 1.67 x 1.43 x 0.41 in ) |
Weight in gram | 41.3 | 42.3 | 30 |
SIM card | eSIM | eSIM | No |
Water Resistance | 50meterwater resistant | 50meterwater resistant | ipx7 water resistant up to 1 meter and 30 minutes |
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Display type | Retina LTPO OLED | 1000 Luminance units ( the peak ) | Retina LTPO OLED | 1000 Luminance units ( the peak ) | Retina OLED | 450 Luminance units ( the peak ) |
Display resolution | 448 x 368 pixels ( ~326 pixel per inch density ) | 484 x 396 pixels ( ~326 pixel per inch density ) | 390 x 312 pixels ( ~303 pixel per inch density ) |
Display size | 1.78 inches | 1.9 inches | 1.65 inches |
Display Protection | sapphire crystal glass | sapphire crystal glass | ion-x strengthened glass |
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Operating System | watchos 7.0 | upgradable to watchos 10.6 | watchos 8.0 | upgradable to watchos 11.2 | watchos 3.0 | upgradable to 6.2.8 |
CPU | Dual-core | Dual-core | Dual-core 520 mhz cortex-a7 |
Chipset | apple s6 | apple s7 | apple s1p ( 28 nm ) |
GPU | powervr | powervr | powervr g6200 |
Memory card | No | No | No |
Memory v1 | 32gb 1gb RAM | 32gb 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 |
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WLAN | Wi-Fi 802.11 b/g/n | dual-band | Wi-Fi 802.11 b/g/n | dual-band | Wi-Fi 802.11 b/g/n |
Bluetooth | 5.0 | a2dp | le | 5.0 | a2dp | le | 4.0 | le |
GPS | | | No |
NFC | Yes | Yes | Yes |
Radio | No | No | No |
USB | No | No | No |
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Sensors | accelerometer | gyroscope | heart rate | barometer | always-on altimeter | compass | spo2 | vo2max | accelerometer | gyroscope | heart rate | barometer | always-on altimeter | compass | spo2 | vo2max | accelerometer | gyroscope | heart rate |
Battery | Li-lon 303.8 mAh ( 1.17watt per hour ) | Non-removable | Li-lon 309 mAh ( 1.19watt per hour ) | Non-removable | Li-lon 250 mAh | Non-removable ( 0.94watt per hour ) |
Battery Charge | wireless | wireless | 0-80% in 45 min ( advertised ) | wireless charging |
Colors | titanium color, black color gradations | graphite color, gold, silver | silver color gradations, gold, gold color gradations, gray |
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Network technology | gsm / hspa / lte | gsm / hspa / lte | No cellular connectivity |
5G bands | | | |
Network speed | hspa lte | hspa lte | |
GPRS | | | No |
EDGE | | | No |
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Approx price |  680 GBP 820 EUR 8000 NOK 8500 SEK 51700 RUB 830 USD 4350 BRL 1190 AUD 1080000 KRW 111000 JPY 1140 SGD 3670 MYR 3030 AED 13900 ZAR
| - 260 GBP
- 315 EUR
- 3070 NOK
- 3300 SEK
- 19800 RUB
- 320 USD
- 1670 BRL
- 460 AUD
- 420000 KRW
- 43000 JPY
- 440 SGD
- 1410 MYR
- 1160 AED
- 5300 ZAR
| - 260 GBP
- 310 EUR
- 2970 NOK
- 3200 SEK
- 19200 RUB
- 310 USD
- 1610 BRL
- 440 AUD
- 400000 KRW
- 41000 JPY
- 420 SGD
- 1360 MYR
- 1120 AED
- 5200 ZAR
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