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Amazfit T-Rex 3 vs OnePlus Watch 2 vs Samsung Galaxy Watch 7

Key Feature Comparison

7.8

Amazfit T-Rex 3

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7

OnePlus Watch 2

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Samsung Galaxy Watch 7

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At a Glance

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2 GB

Exynos

2 GB

700 mAh, Non-removable

Up to 27 Days

500 mAh, Non-removable

Up to 2 Days

300 mAh

Li-ion

3.81 cm (1.5 inch)

453 ppi, 480 x 480 pixels

3.63 cm (1.3 inch)

461 ppi, 466 x 466 pixels

3.30 cm (1.3 inch)

470 ppi, 432 x 432 pixels

Stainless Steel

Silicon

Stainless Steel

Rubber

Yes, Wi-Fi 802.11, a/ac/b/g/n

Yes, Wi-Fi 802.11, a/b/g/n 5GHz

Yes, Wi-Fi 802.11, n 5GHz

Detailed Specs

Brand

Amazfit
OnePlus
Samsung

Model

T-Rex 3
Watch 2
Galaxy Watch 7

Launch Date

18-Sep-24
26-Feb-24
10-Jul-24

Price

Rs. 19,999
Rs. 24,999
Rs. 29,999

Price Status

Confirmed
Confirmed
Confirmed

Market Status

Available
Available
Available

Box Contents

Smart Watch, Magnetic Charging Base, User Manual, Warranty Card Design
Smartwatch, Charging Base, USB-C Charging Cable, User Manual, Warranty Card
Smart Watch, User Manual, Warranty Card

Operating System

-
Android Wear
Wear OS

Shape and Surface

Circular, Flat
Circular, Flat
Circular, Flat

Body Material

Stainless Steel
Stainless Steel
-

Strap Material

Silicon
Rubber
-

Colors

Onxy, Lava
Black Steel, Radiant Steel
Green, Cream

Clock Face

Digital
Digital
Digital

Weight

-
49 grams
28. grams

Dimensions

-
47 x 46.6 x 12.1 mm
40.4 x 40.4 x 9.7 mm

Display Size

3.81 cm (1.5 inch)
3.63 cm (1.3 inch)
3.30 cm (1.3 inch)

Display Resolution

480 x 480 pixels
466 x 466 pixels
432 x 432 pixels

Pixel Density

453 ppi
461 ppi
470 ppi

Screen Protection

Yes, Corning Gorilla Glass
-
Sapphire Glass

Display Technology

AMOLED
AMOLED
Super AMOLED

Touch Screen

Yes
Yes
-

Compatible OS

Android, iOS
Android, iOS
-

Battery Capacity

700 mAh, Non-removable
500 mAh, Non-removable
300 mAh

Battery Life

Up to 27 Days
Up to 2 Days
-

Charging Mode

-
Charging via Cable
Charging via Wireless

Charging Time

-
60 Minutes
-

Bluetooth

Yes, v5.2
Yes, v5.0, BLE
Yes, v5.3

Wirless Protocol

Yes, Wi-Fi 802.11, a/ac/b/g/n
Yes, Wi-Fi 802.11, a/b/g/n 5GHz
Yes, Wi-Fi 802.11, n 5GHz

USB Connectivity

No
No
No

Navigation

Yes
Yes
-

NFC

-
Yes
Yes

Accelerometer

Yes
Yes
Yes

Gyro

Yes
Yes
Yes

Light

Yes Hardware
Yes
Yes

GPS

Yes, with A-GPS
Yes, with A-GPS, Galileo, Glonass, QZSS
Yes, with A-GPS, Galileo, Glonass

Internal Memory

26 GB
32 GB
32 GB

RAM Capacity

-
2 GB
2 GB

Text Message

Yes
Yes
Yes

Incoming Call

Yes
Yes
Yes

Alarm

Yes
Yes
Yes

Timer

Yes
Yes
Yes

Weather

Yes
Yes
-

Calling Feature

Yes
Yes
-

Camera Shutter Control

Yes
Yes
-

Find My Phone

Yes
Yes
Yes

Music Control

Yes
Yes
Yes

Receive Call

Yes
Yes
-

Voice Control

-
Yes
Yes

Calories Intake/Burned

Yes
Yes
Yes

Steps

Yes
Yes
Yes

Sleep Quality

Yes
Yes
Yes

Hours Slept

Yes
Yes
Yes

Distance

Yes
Yes
Yes

Heart Rate

Yes
Yes
Yes

Active Minutes

Yes
Yes
Yes

Activity/Inactivity

Yes
Yes
Yes

Alarm Clock

Yes
Yes
Yes

Stopwatch

Yes
Yes
Yes

Water Resistance

-
Yes, IP Certified IP68
Yes, IP Certified IP68

Dust Resistance

-
Yes
-

Speaker

Yes
Yes
-
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