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Name: Apple Watch Ultra 4
Brand: Apple
SKU: 4276

Watch Ultra 4

Apple

Main Specs

1.98" Retina LTPO3 OLED

Display

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Apple S11

CPU

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Specifications

Launch

Network

GSM / HSPA / LTE / 5G Technology ---

GSM 850 / 900 / 1800 / 1900 2G Bands ---

HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 3G Bands ---

1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 53, 66, 71 4G Bands ---

1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 38, 40, 41, 53, 66, 71 SA/NSA 5G Bands ---

HSPA, LTE, 5G Speed ---

Body

49 x 44 x 12 mm Dimensions ---

63 g Weight ---

Sapphire crystal front, ceramic/zirconia back, titanium frame (grade 5) Build ---

eSIM SIM ---

IP6X certified
100m water resistant (22810:2010)
40m swimproof/diving (EN13319)
MIL-STD-810H compliant
ECG certified (region dependent SW application; HW available on all models) Others ---

Display

1.98 inches Size ---

Retina LTPO3 OLED Type ---

514x422 pixels Resolution ---

326 PPI Density ---

3000 nits Peak Brightness ---

Sapphire crystal glass Protection ---

Wide-angle OLED Others ---

Processors

Apple CPU ---

S11 Chipset ---

Dual-core CPU Core ---

PowerVR GPU ---

Software

Memory

Sound

Connectivity

Wi-Fi 802.11 b/g/n, dual-band WLAN ---

5.3 Bluetooth ---

GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS Location ---

Yes NFC ---

Sensors

Accelerometer, Gyroscope, Compass, Barometer Sensors Types ---

Always-on heart rate, always-on altimeter (-500m to 9000m), SpO2, VO2max, temperature (body), temperature (water)
Health Sensing System: third‑generation electrical heart sensor, always‑on optical heart sensor, blood oxygen sensor, temperature sensor
Temperature sensing (0.01˚ accuracy)
Depth gauge (±1m accuracy)
Ultra Wideband (UWB) support (gen2 chip)
Emergency SOS via satellite Others ---