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Amazfit T-Rex 3 Pro vs Garmin Instinct 3 vs Apple Watch Series 4 (40mm, GPS+Cellular)

Key Feature Comparison

Amazfit T-Rex 3 Pro

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Garmin Instinct 3

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7.5

Apple Watch Series 4 (40mm, GPS+Cellular)

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At a Glance

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Dual Core

1 GB RAM

700 mAh

Up to 25 Days

Up to 24 Days

1.5 Inch

453 ppi, 480 x 480 pixels

1.3 Inch

453 ppi, 416 x 416 pixels

3.99 cm (1.57 inch)

325 ppi, 324 x 394 pixels

Silicon

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

Yes, Wi-Fi 802.11

Wi-Fi 802.11, b/g/n

eSIM

Detailed Specs

Brand

Amazfit
Garmin
Apple

Model

T-Rex 3 Pro
Instinct 3
Watch Series 4 Cellular

Launch Date

19-Sep-25
4-Apr-25
-

Price

Rs. 34,999
Rs. 58,990
Rs. 49,899

Price Status

Confirmed
Confirmed
Confirmed

Market Status

Available
Available
Available

Box Contents

Smartwatch, Charging Cable, User Manual, Warranty Card
Smart Watch, Charging Cable, User Manual, Warranty Card
-

Weight

52 grams
59 grams
40 grams

Dimensions

48 x 48 x 14 mm
50 x 50 x 14.4 mm
40 x 34 x 10.7 mm

Shape and Surface

Circular, Flat
Circular, Flat
Rectangular, Curved

Colors

Tactical Black, Black Gold
Black, Charcoal
Silver, Gold, Space Gray

Clock Face

Digital
Digital
-

Strap Material

-
Silicon
-

Display Size

1.5 Inch
1.3 Inch
3.99 cm (1.57 inch)

Display Resolution

480 x 480 pixels
416 x 416 pixels
324 x 394 pixels

Pixel Density

453 ppi
453 ppi
325 ppi

Display Technology

AMOLED
AMOLED
LTPO AMOLED

Touch Screen

Yes
Yes
3D Touch Touchscreen

Compatible OS

Android, iOS
Android, iOS
iOS

Battery Capacity

700 mAh
-
-

Battery Life

Up to 25 Days
Up to 24 Days
-

Bluetooth

Yes, v5.2
Yes
v5.0

Wirless Protocol

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

USB Connectivity

No
No
No

Navigation

Yes, Turn-by-turn navigation
Yes
-

Accelerometer

Yes
Yes
Yes

Gyro

Yes
Yes
Yes

Light

Yes
-
-

GPS

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

Internal Memory

26 GB
4 GB
16 GB

Text Message

Yes
Yes
-

Incoming Call

Yes
Yes
Yes

Timer

Yes
Yes
-

Weather

Yes
Yes
Yes

Alarm

-
Yes
-

Calling Feature

Yes
Yes
-

Camera Shutter Control

Yes
Yes
-

Find My Phone

Yes
Yes
-

Music Control

Yes
Yes
-

Receive Call

Yes
Yes
-

Calories Intake/Burned

Yes
Yes
Yes

Steps

Yes
Yes
-

Sleep Quality

Yes
Yes
-

Hours Slept

Yes
Yes
-

Distance

Yes
Yes
-

Heart Rate

Yes
Yes
Yes

Active Minutes

Yes
Yes
Yes

Activity/Inactivity

Yes
Yes
Yes

Alarm Clock

Yes
Yes
-

Stopwatch

Yes
Yes
-

Speaker

Yes
-
Yes
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