Apple Watch Series 3 Aluminum

No

GSM / HSPA / LTE

GSM 850 / 900 / 1800 / 1900

HSDPA 850 / 900 / 2100 / 800 - Europe, Australia (A1891)

LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850) - Europe, Australia (A1891)

HSPA, LTE

Yes

Yes

HSDPA 2100 - China (A1892),HSDPA 850 / 1700(AWS) / 1900 / 800 - USA, LATAM, Canada (A1861),LTE band 1(2100), 3(1800), 39(1900), 40(2300), 41(2500) - China (A1892),LTE band 2(1900), 4(1700/2100), 5(850), 12(700), 13(700), 17(700), 18(800), 19(800), 25(1900), 26(850), 41(2500) - USA, LATAM, Canada (A1861)

2017, September

Available. Released 2017, September

34.9 g (1.23 oz)

Aluminum/Ceramic back

Electronic SIM card (eSIM)

- 50m waterproof

42.5 x 36.4 x 11.4 mm (1.67 x 1.43 x 0.45 in)

AMOLED capacitive touchscreen, 16M colors

1.65 inches, 8.6 cm2 (~55.4% screen-to-body ratio)

390 x 312 pixels (~303 ppi density)

Yes

- 3D Touch display
- 1000 nits

Ion-X strengthened glass

watchOS 4.0, upgradable to 5.0

Apple S3

Dual-core

PowerVR

No

8/16 GB, 768 MB RAM (to be confirmed)

Vibration; Ringtones

Yes

No

Yes

Wi-Fi 802.11 b/g/n

4.2, A2DP, LE

Yes, with A-GPS, GLONASS

No

No

Accelerometer, gyro, heart rate, barometer

SMS(threaded view), Email, Push Email, IM

No

- MP3 player
- Photo viewer
- Siri natural language commands and dictation (talking mode)

Non-removable Li-Ion 279 mAh battery (1.07 Wh) - 38mm version

Up to 18 h (mixed usage)

Silver, Gold, Space Gray

0.52 W/kg (head)     0.34 W/kg (body)