Apple Watch Series 7 (45mm) vs Apple Watch Series 4 (44mm) 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.
|
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Apple Watch Series 7 (45mm) | Apple Watch Series 4 (44mm) |
Released
·
Oct 15, 2021
|
Released
·
September 2018
|
448x368px
|
1.8-inch · 448x368px
|
1GB · 32GB
|
1GB · 16GB
|
292 mAh
|
|
Design
Dimensions | |
---|---|
1.73 x 1.50 x 0.42 inches 44.0 x 38.0 x 10.7 mm |
|
Weight | |
1.34 oz (38.0 g) | 1.29 oz (36.7 g) |
Materials | |
Back: Aluminum | Frame: Aluminum |
Resistance | |
Water, Dust; IP6X | Water |
Colors | |
Midnight, Starlight, Green, Blue, Red | Silver, Black |
Display
Size | |
---|---|
1.8-inch | |
Resolution | |
448x368px | 448x368px, 326 PPI |
Technology | |
OLED | OLED |
Screen-to-body | |
59.89 % | |
Peak brightness | |
1000 cd/m2 (nit) | |
Features | |
Pressure-sensitive, Scratch-resistant glass (Sapphire), Ambient light sensor |
Hardware
System chip | |
---|---|
Apple S7 | Apple S4 (7 nm) |
Processor | |
Dual-core | Dual-core |
GPU | |
PowerVR | Apple G11M |
RAM | |
1GB | 1GB |
Internal storage | |
32GB | 16GB |
Storage expansion | |
not expandable | not expandable |
OS | |
watchOS (9.x, 8.x) | watchOS (9.x, 8.x, 7.x, 6.x, 5) |
Battery
Capacity | |
---|---|
292 mAh | |
Type | |
Li - Ion | |
Charging | |
Qi wireless charging | Magnetic charging |
Camera
Connectivity & Features
Bluetooth | |
---|---|
5.0 | 5.0 |
WLAN | |
802.11 b,g,n | 802.11 b,g,n |
Location | |
A-GPS, Glonass, Galileo, BeiDou, QZSS | Glonass, Galileo, QZSS |
Sensors | |
Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer, Blood Oxygen | Accelerometer, Gyroscope, Heart rate, Barometer |
Other | |
NFC |
Multimedia
Speakers | |
---|---|
Loudspeaker | Loudspeaker |
Additional microphone(s) | |
Yes | Noise cancellation |
Cellular
3G | |
---|---|
Bands 1(2100), 2(1900), 4(1700/2100), 5(850) | |
Data Speed | |
LTE-A, HSDPA+ (4G) 42.2 Mbit/s | LTE, HSPA |
SIM type | |
eSIM | eSIM |
Availability
Officially announced | |
---|---|
Sep 14, 2021 |
Alternative variants
With Stainless Steel case
Weight | 1.82 oz (51.5 g) |
---|---|
Materials | Back: Stainless steel |
With titanium case
Weight | 1.59 oz (45.1 g) |
---|---|
Materials | Back: Titanium |
Links
Full specifications | |
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Apple Watch Series 7 (45mm) Specs | Apple Watch Series 4 (44mm) Specs |
PhoneArena Review | |
Apple Watch Series 7 (45mm) Review |