HUAWEI WATCH GT 7 46 mm / Apple Watch Series 8 (45 mm, GPS)

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

Apple Watch Series 8 (45 mm, GPS): Apple Watch Series 8, 45 mm aluminium case, GPS model. The 41 mm case, GPS + Cellular and stainless steel versions are separate models; weight and screen size differ.

SpecificationHUAWEI WATCH GT 7 46 mmApple Watch Series 8 (45 mm, GPS)
Release year20262022
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; 396 × 484 pixels; 1143 sq mm display area; up to 1000 nits

The LTPO panel can lower its refresh rate a lot, so the screen stays on dimmed when the wrist is down.

Apple
Peak brightness3000 nits at 30% APL laboratory conditions

Not sustained full-screen brightness.

Huawei		—
ControlsRotating/pressable crown; side button Huawei—
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—S8 SiP with 64-bit dual-core processor; W3 wireless chip; U1 (Ultra Wideband)

Ultra Wideband is used for close-range location with an iPhone; availability varies by region.

Apple
Health sensors—Blood oxygen sensor; electrical heart sensor (ECG app); third-generation optical heart sensor

The Blood Oxygen app is not for medical use. The ECG app is not intended for people under 22 and may not be available in every country.

Apple
Motion and safety—High-g accelerometer up to 256 g (Fall Detection and Crash Detection); high dynamic range gyroscope; Emergency SOS; international emergency calling

On the GPS model, Emergency SOS needs a nearby iPhone or Wi-Fi Calling; international emergency calling works only on cellular models.

Apple
Location—L1 GPS, GLONASS, Galileo, QZSS and BeiDou; compass; always-on altimeter

This is single-frequency (L1) GPS; drift between tall buildings can be higher than on dual-frequency models.

Apple
Connectivity—Wi-Fi 802.11b/g/n 2.4 and 5 GHz; Bluetooth 5.3 Apple
Storage—32 GB Apple
Battery and charging—Up to 18 hours; built-in lithium-ion battery; USB-C magnetic fast charging cable

Apple’s 18-hour figure is based on 90 time checks, 90 notifications, 45 minutes of app use and a 60-minute workout with music; sleep tracking is not part of that scenario.

Apple
Durability—Water resistant to 50 metres under ISO 22810:2010; IP6X dust; ceramic and sapphire crystal back

Suitable for shallow-water activities in a pool or the sea; not for scuba diving, waterskiing or high-velocity water.

Apple
Size and weight—45 × 38 × 10.7 mm; aluminium GPS: 38.8 g Apple
Compatibility—Requires iPhone 8 or later with iOS 16 or later

It cannot be used with Android phones.

Apple
Colours—Aluminium: Midnight, Starlight, Silver, (PRODUCT)RED Apple