Apple Watch Series 4 (40mm) vs Apple Watch Series 10 (42mm) 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 4 (40mm) | Apple Watch Series 10 (42mm) |
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Released
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September 2018
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Released
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Sep 20, 2024
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1.6-inch · 394x324px
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446x374px
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1GB · 16GB
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1GB · 64GB
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225 mAh
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Design
| Dimensions | |
|---|---|
| 1.57 x 1.34 x 0.42 inches 40.0 x 34.0 x 10.7 mm |
1.65 x 1.42 x 0.38 inches 42 x 36 x 9.7 mm |
| Weight | |
| 1.06 oz / 30.1 g | 1.06 oz / 30.0 g |
| Materials | |
| Frame: Aluminum | Back: Ceramic Frame: Aluminum |
| Resistance | |
| Water | Water, Dust; IP6X |
| Colors | |
| Silver, Black | |
Display
| Size | |
|---|---|
| 1.6-inch, 57.48% screen-to-body | |
| Type | |
| OLED, 1000 nits | OLED, 2000 nits |
| Resolution | |
| 394x324px, 325 PPI | 446x374px, 329 PPI |
| Protection | |
| Sapphire | |
| Features | |
| Pressure-sensitive, Scratch-resistant glass, Ambient light sensor | |
Hardware
| System chip | |
|---|---|
| Apple S4 (7 nm) | Apple S10 |
| Processor | |
| Dual-core | Dual-core |
| GPU | |
| Apple G11M | PowerVR |
| Memory | |
| 1GB/16GB | 1GB/64GB |
| Storage expansion | |
| not expandable | not expandable |
| OS | |
| watchOS (9.x, 8.x, 7.x, 6.x, 5) | watchOS (10.x) |
Battery
| Type | |
|---|---|
| 225 mAh | Li - Ion |
| Charging | |
| Magnetic charging | Qi wireless charging |
Connectivity & Features
| Bluetooth | |
|---|---|
| 5.0 | 5.3 |
| WLAN | |
| b,g,n 802.11 b, g, n | b,g,n 802.11 b, g, n |
| Sensors | |
| Accelerometer, Gyroscope, Heart rate, Barometer, Ambient light sensor | Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, ECG, Blood Oxygen |
| Location | |
| Glonass, Galileo, QZSS | A-GPS, Glonass, Galileo, BeiDou |
| Other | |
| NFC | NFC, Ultra Wideband (UWB) |
Multimedia
| Speakers | |
|---|---|
| Loudspeaker | Loudspeaker |
| Additional microphone(s) | |
| Noise cancellation | Yes |
Cellular
| 4G (FDD) Bands | |
|---|---|
| 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 66 | |
| 4G (TDD) Bands | |
| 39, 40, 41 | |
| 3G Bands | |
| 1, 2, 4, 5 | |
| Data Speed | |
| LTE, HSPA | LTE, HSDPA+ (4G) 42.2 Mbit/s |
| SIM type | |
| eSIM | eSIM |
Alternative variants
With stainless steel case
| Weight | 1.40 oz / 39.8 g |
|---|---|
| Materials | Frame: Stainless steel |
GPS Only
| Weight | 1.06 oz / 30.0 g |
|---|---|
With Titanium frame
| Weight | 1.21 oz / 34.4 g |
|---|---|
| Materials | Frame: Titanium |
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