Product comparison · 2 smartwatches

Amazfit Balance 3.81 cm (1.5") AMOLED 46 mm Digital 480 x 480 pixels Touchscreen Grey Wi-Fi GPS (satellite) vs Amazfit T-Rex Ultra

61specifications compared
23differ
38identical
40known for one product only

Key differences

Display resolution
- Balance 3.81 cm (1.5") AMOLED 46 mm Digital 480 x 480 pixels Touchscreen Grey Wi-Fi GPS (satellite):480 x 480 pixels
- T-Rex Ultra:454 x 454 pixels
Display diagonal
- Balance 3.81 cm (1.5") AMOLED 46 mm Digital 480 x 480 pixels Touchscreen Grey Wi-Fi GPS (satellite):3.81 cm (1.5")
- T-Rex Ultra:3.53 cm (1.39")
Pixel density
- Balance 3.81 cm (1.5") AMOLED 46 mm Digital 480 x 480 pixels Touchscreen Grey Wi-Fi GPS (satellite):323 ppi
- T-Rex Ultra:326 ppi
Watch case size
- Balance 3.81 cm (1.5") AMOLED 46 mm Digital 480 x 480 pixels Touchscreen Grey Wi-Fi GPS (satellite):46 mm
- T-Rex Ultra:47 mm
Watch case colour
- Balance 3.81 cm (1.5") AMOLED 46 mm Digital 480 x 480 pixels Touchscreen Grey Wi-Fi GPS (satellite):Grey
- T-Rex Ultra:Black
Watch case material
- Balance 3.81 cm (1.5") AMOLED 46 mm Digital 480 x 480 pixels Touchscreen Grey Wi-Fi GPS (satellite):Aluminium, Polymer
- T-Rex Ultra:Stainless steel
Band colour
- Balance 3.81 cm (1.5") AMOLED 46 mm Digital 480 x 480 pixels Touchscreen Grey Wi-Fi GPS (satellite):Multi
- T-Rex Ultra:Black
Wrist size range
- Balance 3.81 cm (1.5") AMOLED 46 mm Digital 480 x 480 pixels Touchscreen Grey Wi-Fi GPS (satellite):150 - 220 mm
- T-Rex Ultra:140 - 205 mm

Side by side

Differences highlightedShow differences only

Comparison of Balance, T-Rex Ultra
101 specifications	A Amazfit Balance 3.81 cm (1.5") AMOLED 46 mm Digital 480 x 480 pixels Touchscreen Grey Wi-Fi GPS (satellite) Model Balance View product	B Amazfit T-Rex Ultra View product
Display3 differ
Display type	Digital	Digital
Display resolutionDiffers	480 x 480 pixels	454 x 454 pixels
Touchscreen	Yes	Yes
Display diagonalDiffers	3.81 cm (1.5")	3.53 cm (1.39")
Display technology	AMOLED	AMOLED
Display brightnessKnown for one	Unknown — not stated by the source	1000 cd/m²
Pixel densityDiffers	323 ppi	326 ppi
Always-on displayKnown for one	Unknown — not stated by the source	Yes
Colour display	Yes	Yes
Design7 differ
Market positioning	Smartwatch	Smartwatch
Watch case sizeDiffers	46 mm	47 mm
Watch case colourDiffers	Grey	Black
Watch case materialDiffers	Aluminium, Polymer	Stainless steel
Band colourDiffers	Multi	Black
Band materialKnown for one	Unknown — not stated by the source	Silicone
Lens materialKnown for one	Unknown — not stated by the source	Glass
Shape	Round	Round
Wrist size rangeDiffers	150 - 220 mm	140 - 205 mm
Strap lengthKnown for one	Unknown — not stated by the source	2.2 cm
Buckle colourKnown for one	Unknown — not stated by the source	Black
Colour nameDiffers	Sunset Grey	Abyss Black
Magnetic charging connector	Yes	Yes
Protection featuresKnown for one	Unknown — not stated by the source	Water resistant
Water resistanceDiffers	5 ATM	10 ATM
Waterproof up toKnown for one	Unknown — not stated by the source	100 m
Closure typeKnown for one	Magnetic	Unknown — not stated by the source
Performance1 differ
Built-in camera	No	No
FM radio	No	No
Mobile operating systems supportedDiffers	Android, iOS	Android 10.0, Android 11.0, Android 12.0, Android 13.0, Android 7.0, Android 7.1, Android 7.1.2, Android 8.0, Android 8.1, Android 9.0, iOS 12, iOS 13, iOS 13.4, iOS 14, iOS 14.5, iOS 15, iOS 16
Operating system installedKnown for one	Unknown — not stated by the source	Zepp OS
Built-in microphoneKnown for one	No	Unknown — not stated by the source
Built-in speaker(s)Known for one	Yes	Unknown — not stated by the source
Features2 differ
Heart rate monitor	Yes	Yes
Heart rate measuringDiffers	Manual	Automatic, Manual
Blood oxygen sensor	Yes	Yes
Distance travelled	Yes	Yes
Calories burnedKnown for one	Unknown — not stated by the source	Yes
Gyroscope	Yes	Yes
Activity tracker	Yes	Yes
Multisport modeKnown for one	Unknown — not stated by the source	Yes
Quality of sleep	Yes	Yes
Activity monitoringKnown for one	Unknown — not stated by the source	Yes
Alarm clock	Yes	Yes
Ambient light sensor	Yes	Yes
Barometric altimeterKnown for one	Unknown — not stated by the source	Yes
CalendarKnown for one	Unknown — not stated by the source	Yes
Calendar notificationsKnown for one	Unknown — not stated by the source	Yes
Call notifications	Yes	Yes
Electronic compassKnown for one	Unknown — not stated by the source	Yes
Find my phone function	Yes	Yes
Firmware upgradeableKnown for one	Unknown — not stated by the source	Yes
Geomagnetic sensor	Yes	Yes
Music control	Yes	Yes
Recommended activityDiffers	Badminton, Baseball, Basketball, Boxing, Climbing, Cycling, Darts, Fishing, Fitness, Golf, Gymnastics, Hiking, Hockey, Hunting, Running, Sailing, Skateboarding, Skiing, Surfing, Swimming, Taekwondo, Tennis, Triathlon, Volleyball, Walking, Yoga	Badminton, Baseball, Basketball, Boxing, Climbing, Cycling, Darts, Diving, Fishing, Fitness, Football, Golf, Gymnastics, Handball, Hiking, Hockey, Hunting, Motor sports, Pilates, Rowing, Running, Sailing, Skateboarding, Skiing, Surfing, Swimming, Taekwondo, Tennis, Triathlon, Volleyball, Walking, Yo
SMS notifications	Yes	Yes
Smart notificationsKnown for one	Unknown — not stated by the source	Yes
Stopwatch	Yes	Yes
Stress monitoring function	Yes	Yes
Timer	Yes	Yes
Virtual pacer functionKnown for one	Unknown — not stated by the source	Yes
Water temperature sensorKnown for one	Unknown — not stated by the source	Yes
Weather display	Yes	Yes
AltimeterKnown for one	Unknown — not stated by the source	Yes
Country of originKnown for one	Unknown — not stated by the source	China
Military standardKnown for one	Unknown — not stated by the source	MIL-STD-810G
Supported applications	Zepp App	Zepp App
Blood pressure monitorKnown for one	Yes	Unknown — not stated by the source
PedometerKnown for one	Yes	Unknown — not stated by the source
Personal goalsKnown for one	Yes	Unknown — not stated by the source
Personal info management (PIM)Known for one	Events reminder	Unknown — not stated by the source
Clock modeKnown for one	24h	Unknown — not stated by the source
Music playerKnown for one	Yes	Unknown — not stated by the source
Skin temperature sensorKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Mobile network connection	No	No
GPS (satellite)	Yes	Yes
BeiDouKnown for one	Unknown — not stated by the source	Yes
GLONASSKnown for one	Unknown — not stated by the source	Yes
GalileoKnown for one	Unknown — not stated by the source	Yes
Quasi-Zenith Satellite System (QZSS)Known for one	Unknown — not stated by the source	Yes
Ports & interfaces2 differ
USB port	No	No
Wi-Fi	Yes	Yes
Bluetooth	Yes	Yes
Bluetooth version	5.0	5.0
Bluetooth Low Energy (BLE)Known for one	Unknown — not stated by the source	Yes
Near Field Communication (NFC)Differs	Yes	No
Headphone connectivityDiffers	Bluetooth	No
Power3 differ
Battery type	Built-in battery	Built-in battery
Battery life (max)	1200 h	1200 h
Battery lifeDiffers	14 day(s)	20 day(s)
Battery life (GPS mode)Differs	52 h	28 h
Battery life (power save mode)Differs	336 h	600 h
Charging time	2 h	2 h
Battery1 differ
Battery capacityDiffers	475 mAh	500 mAh
Weight & dimensions4 differ
WidthDiffers	46 mm	47.3 mm
DepthDiffers	46 mm	47.3 mm
ThicknessDiffers	1.06 cm	1.34 cm
WeightDiffers	35 g	89 g
Band widthKnown for one	2 cm	Unknown — not stated by the source
Packaging dataidentical
Package typeKnown for one	Unknown — not stated by the source	Box
Packaging contentidentical
Charger	Yes	Yes
Manual	Yes	Yes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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