What are the main differences between Apple Watch Ultra 4 and Xiaomi Redmi Watch 6 Active?

The main differences include display size, processor, camera specifications, battery capacity, and price. Check the detailed comparison table for complete specifications.

Which device has longer battery life?

Apple Watch Ultra 4 has battery, compared to Xiaomi Redmi Watch 6 Active with battery.

Can I compare smartwatch with smartwatch?

Yes, you can compare any devices including smartphones, tablets, and smartwatches side-by-side to see their specifications and features.

Compare Apple Watch Ultra 4 vs Xiaomi Redmi Watch 6 Active
Full Comparison

Watch Ultra 4

Apple

Redmi Watch 6 Active

Xiaomi

Main Specs

1.98" Retina LTPO3 OLED

Display

1.85" AMOLED

Apple S11

CPU

---

Specifications

Launch

Network

GSM / HSPA / LTE / 5G Technology No cellular connectivity

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 44.5 x 39.4 x 10 mm

63 g Weight 26 g

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

eSIM SIM No

--- Resistance IP68

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 1.85 inches

Retina LTPO3 OLED Type AMOLED

514x422 pixels Resolution 390x450 pixels

326 PPI Density 322 PPI

3000 nits Peak Brightness 1200 nits

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 No

5.3 Bluetooth 5.3

GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS Location No

Yes NFC No

Sensors

Accelerometer, Gyroscope, Compass, Barometer Sensors Types Accelerometer

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 heart rate, SpO2