Apple Watch Series 8 (45mm) vs Apple Watch SE 3 (40mm) vs Apple Watch SE (2022) 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 8 (45mm) | Apple Watch SE 3 (40mm) | Apple Watch SE (2022) |
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Released
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Sep 07, 2022
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Released
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Sep 19, 2025
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1.9-inch · 484x396px
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1.6-inch · 394x324px
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1.8-inch · 448x368px
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1GB · 32GB
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1GB · 64GB
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1GB · 32GB
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308 mAh
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296 mAh
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| Check prices | ||
| Check Accessories | Check Accessories | Check Accessories |
Availability
| Officially announced | ||
|---|---|---|
| Sep 07, 2022 | Sep 09, 2025 | Sep 07, 2022 |
| Prices (MSRP) | ||
| $249 | ||
Design
| Dimensions | ||
|---|---|---|
| 1.77 x 1.50 x 0.42 inches 45 x 38 x 10.7 mm |
1.57 x 1.34 x 0.42 inches 40 x 34 x 10.7 mm |
1.73 x 1.50 x 0.42 inches 44 x 38 x 10.7 mm |
| Weight | ||
| 1.37 oz / 38.8 g | 0.93 oz / 26.4 g | 1.16 oz / 33.0 g |
| Materials | ||
| Back: Ceramic Frame: Aluminum | Frame: Aluminum | |
| Resistance | ||
| Water, Dust; IP6X | Water (up to 50 meters) | Water, Dust; IP6X |
| Colors | ||
| Midnight, Starlight, Green, Blue, Red | Starlight, Midnight | Midnight, Starlight, Green, Blue, Red |
Display
| Size | ||
|---|---|---|
| 1.9-inch, 66.64% screen-to-body | 1.6-inch, 57.48% screen-to-body | 1.8-inch, 61.24% screen-to-body |
| Type | ||
| OLED, 1000 nits | OLED, 1000 nits | OLED, 2000 nits |
| Resolution | ||
| 484x396px, 329 PPI | 394x324px, 325 PPI | 448x368px, 322 PPI |
| Features | ||
| Pressure-sensitive, Scratch-resistant glass, Ambient light sensor | ||
Hardware
| System chip | ||
|---|---|---|
| Apple S8 | Apple S10 | Apple S8 |
| Processor | ||
| Dual-core | Dual-core | Dual-core |
| GPU | ||
| PowerVR | PowerVR | PowerVR |
| Memory | ||
| 1GB/32GB | 1GB/64GB | 1GB/32GB |
| Storage expansion | ||
| not expandable | not expandable | not expandable |
| OS | ||
| watchOS (9.x) | watchOS (9.x, 8.x, 7.x) | watchOS (9.x) |
Battery
| Type | ||
|---|---|---|
| 308 mAh, Li - Ion | Li - Ion | 296 mAh, Li - Ion |
| Charging | ||
| Qi wireless charging | Magnetic charging | Qi wireless charging |
Connectivity & Features
| Bluetooth | ||
|---|---|---|
| 5.0 | 5.3 | 5.3 |
| WLAN | ||
| b,g,n 802.11 b, g, n | a,b,g,n,ac 802.11 b, g, n | b,g,n 802.11 b, g, n |
| Sensors | ||
| Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, ECG, Blood Oxygen | Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer, Ambient light sensor | Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, Blood Oxygen |
| Location | ||
| A-GPS, Glonass, Galileo, BeiDou, QZSS | GPS, Glonass | A-GPS, Glonass, Galileo, BeiDou, QZSS |
| Other | ||
| NFC | NFC | NFC |
Multimedia
| Speakers | ||
|---|---|---|
| Loudspeaker | Loudspeaker | Loudspeaker |
| Additional microphone(s) | ||
| Yes | Yes | |
Cellular
| 5G Bands | ||
|---|---|---|
| 5G Ready | ||
| LTE Bands | ||
| 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 66 | 1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 66 | 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 66 |
| TDD Bands | ||
| 39, 40, 41 | 39, 40, 41 | 39, 40, 41 |
| 3G Bands | ||
| 1, 2, 4, 5 | 1, 2, 4, 5 | 1, 2, 4, 5 |
| Data Speed | ||
| LTE, HSDPA+ (4G) 42.2 Mbit/s | LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s | LTE, HSDPA+ (4G) 42.2 Mbit/s |
| SIM type | ||
| eSIM | eSIM | eSIM |
Alternative variants
GPS Only
With stainless steel frame
| Weight | 1.82 oz / 51.5 g | |
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| Materials | Frame: Stainless steel | |
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