HUAWEI WATCH GT 7 46 mm / Apple Watch Series 9 (45 mm, GPS, aluminium)

HUAWEI WATCH GT 7 46 mm: TUM-B39 · 46 mm · black EasyCross fluoroelastomer strap; not the Pro or 41 mm version.

Apple Watch Series 9 (45 mm, GPS, aluminium): 45 mm aluminium case, GPS model; Pink, Midnight, Starlight, Silver and (PRODUCT)RED. The 41 mm, GPS + Cellular and stainless steel (sapphire crystal) versions differ in size and materials.

SpecificationHUAWEI WATCH GT 7 46 mmApple Watch Series 9 (45 mm, GPS, aluminium)
Release year20262023
Model codeTUM-B39 Huawei—
Case46 × 46 × 10.95 mm; stainless steel Huawei—
WeightApproximately 51.3 g without strap Huawei—
Wrist range140–210 mm Huawei—
Display1.47-inch AMOLED; 466 × 466; 317 ppi HuaweiAlways-On Retina LTPO OLED; up to 2000 nits, as low as 1 nit; 326 ppi

LTPO is a panel technology that can lower the refresh rate dramatically, letting the display stay dimly on when the wrist is down. The 1-nit minimum avoids glare in a dark room.

Apple
Peak brightness3000 nits at 30% APL laboratory conditions

Not sustained full-screen brightness.

Huawei		—
ControlsRotating/pressable crown; side button HuaweiDigital Crown with haptic feedback, side button, double tap gesture

Double tap lets you answer notifications or calls by tapping the thumb and index finger of the watch hand together twice, without touching the screen.

Apple
Bluetooth6.0; BR + BLE, 2.4 GHz Huawei—
PositioningGPS L1/L5; Galileo E1/E5a; BeiDou B1I/B1C/B2a; GLONASS, QZSS, NavIC Huawei—
Phone compatibilityAndroid 9 or iOS 13 and later Huawei—
SensorsAccelerometer, gyroscope, magnetometer, optical heart rate, barometer, temperature and ambient light Huawei—
CallsSpeaker and microphone; Bluetooth connection to paired phone Huawei—
Battery modesUp to 21 days light use, 12 typical, 7 with AOD Huawei—
Trail runningUp to 51 hours under manufacturer test conditions Huawei—
ChargingWireless cradle; adapter requirement up to 5–10 V DC/2 A Huawei—
Water protection5 ATM and IP69; not approval for diving or hot showers.

Water resistance is not permanent; leather and woven straps have different limitations.

Huawei		—
Operating temperature-20 to +45 °C Huawei—
NFCHardware supported; payments depend on country, bank and phone compatibility. Huawei—
Chip—S9 SiP; 64-bit dual-core processor, 4-core Neural Engine Apple
Storage—64 GB Apple
Health sensors—Electrical heart sensor, third-generation optical heart sensor, temperature sensing

The electrical sensor is for ECG recordings; the optical sensor measures pulse with light. Temperature sensing tracks overnight changes in wrist temperature.

Apple
Blood Oxygen (US)—On watches sold in the US without the feature, a redesigned version arrives with iOS 18.6.1 and watchOS 11.6.1; the reading is calculated on iPhone

The watch collects sensor data, the paired iPhone calculates the value and shows it in the Health app. Watches bought outside the US are not affected.

Apple
Other sensors—Compass, always-on altimeter, high-g accelerometer, high dynamic range gyroscope, ambient light sensor Apple
Location—L1 GPS, GNSS, Galileo and BeiDou

It is a single-frequency (L1) receiver; drift in cities can be more likely than with dual-frequency watches.

Apple
Wireless—Wi-Fi 4 (802.11n), Bluetooth 5.3, second-generation Ultra Wideband

Ultra Wideband lets you locate an iPhone 15-family phone with Precision Finding showing direction and distance; availability varies by region.

Apple
Battery and charging—Up to 18 hours normal use, up to 36 hours in Low Power Mode; fast charge to about 80% in 45 minutes

Fast charging requires Apple’s fast-charging cable and a suitable adapter.

Apple
Durability—50 m water resistant (ISO 22810:2010); IP6X dust resistant; Ion-X front glass

Suitable for swimming. Ion-X is the strengthened glass used on aluminium cases; steel cases use sapphire crystal.

Apple
Size and weight—45 × 38 × 10.7 mm; 38.7 g; fits 140–245 mm wrists Apple
Compatibility—iPhone XS or later with iOS 17 or later

It cannot be used with Android phones.

Apple