Apple Watch SE 3 (44mm) vs Samsung Galaxy Watch 8 (40mm) vs Samsung Galaxy Watch 7 (40mm) Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

Comparison mode:
Differences only
Apple Watch SE 3 (44mm) Samsung Galaxy Watch 8 (40mm) Samsung Galaxy Watch 7 (40mm)
Released · Sep 19, 2025
Released · Jul 25, 2025
Released · Jul 24, 2024
1.8-inch · 394x368px
1.3-inch · 438x438px
1.3-inch · 432x432px
1GB · 64GB
2GB · 32GB
2GB · 32GB
325 mAh
300 mAh
Check prices
Check Accessories Check Accessories Check Accessories

Availability

Officially announced
Sep 09, 2025 Jul 09, 2025
Prices (MSRP)
$249 $350

Design

Dimensions
1.73 x 1.50 x 0.42 inches
44 x 38 x 10.7 mm
1.57 x 1.59 x 0.34 inches
40 x 40.4 x 8.6 mm
1.59 x 1.59 x 0.38 inches
40.4 x 40.4 x 9.7mm
Weight
1.16 oz / 33.0 g 1.06 oz / 30.0 g 1.02 oz / 28.8 g
Materials
Back: Aluminum Back: Aluminum
Resistance
Water (up to 50 meters) Water (up to 5 meters), Dust; IP68; MIL-STD-810 certified Water (up to 5 meters), Dust; IP68; MIL-STD-810 certified
Colors
Starlight, Midnight

Display

Size
1.8-inch 1.3-inch 1.3-inch
Type
OLED, 1000 nits Super AMOLED Super AMOLED
Resolution
394x368px, 303 PPI 438x438px, 462 PPI 432x432px, 470 PPI
Protection
Sapphire Sapphire
Features
Pressure-sensitive, Scratch-resistant glass, Ambient light sensor

Hardware

System chip
Apple S10 Exynos W1000 (3 nm) Exynos W1000 (3 nm)
Processor
Dual-core
GPU
PowerVR
Memory
1GB/64GB 2GB/32GB 2GB/32GB
Storage expansion
not expandable
OS
watchOS (9.x, 8.x, 7.x) Wear OS Wear OS

Battery

Type
Li - Ion 325 mAh 300 mAh
Charging
Magnetic charging

Connectivity & Features

Bluetooth
5.3 5.3 5.3
WLAN
a,b,g,n,ac
802.11 b, g, n
a,b,g,n,ac
802.11 a, b, g, n, ac
a,b,g,n,ac
802.11 a, b, g, n, ac
Sensors
Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer, Ambient light sensor Accelerometer, Gyroscope, Pedometer, Compass, Heart rate, Thermometer, Barometer, Step detector, ECG, Blood Oxygen, Ambient light sensor Accelerometer, Gyroscope, Pedometer, Compass, Heart rate, Thermometer, Barometer, Step detector, ECG, Blood Oxygen, Ambient light sensor
Location
GPS, Glonass Glonass, Galileo, BeiDou Glonass, Galileo, BeiDou
Other
NFC NFC NFC

Multimedia

Speakers
Loudspeaker

Cellular

5G Bands
5G Ready
LTE Bands
1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 66
TDD Bands
39, 40, 41
3G Bands
1, 2, 4, 5
Data Speed
LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE LTE
SIM type
eSIM eSIM eSIM
FCC OKs Cingular\'s purchase of AT&T Wireless