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Apple Watch Series 8 AluminumeSIM Support and Specs

Apple Watch Series 8 Aluminum supports eSIM. Review Apple mobile compatibility, key device specs, SIM details, battery, display, camera and network bands for encryptSIM. Released 2022, September 16.

Apple Watch Series 8 Aluminum device
At a glance

Key device specs

eSIM
Ready for instant activation
SIM
Network
GSM / HSPA / LTE
5G
Display
1.9", 484x396 pixels
DSP
Chipset
Apple S8
CPU
Battery
308 mAh, 5W
BAT
Storage
32GB storage, no card slot
GB

Does Apple Watch Series 8 Aluminum support eSIM?

Apple Watch Series 8 Aluminum is listed as an eSIM-capable device in the encryptSIM device catalog.

Bring eSIM support above the dense specification table so visitors can make a purchase decision quickly.

eSIM supported

eSIM facts

  • OKActive eSIMs: Supported
  • OKStored eSIMs: Varies by model
  • OKSIM variants: eSIM

eSIM

Connectivity profile

  • OKGSM / HSPA / LTE
  • OK1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK
  • OKAvailable. Released 2022, September 16

Install flow

  • OKConfirm device model and regional SIM variant.
  • OKBuy an encryptSIM plan for the destination.
  • OKScan the QR code and activate mobile data.
Device FAQ

Common questions about Apple Watch Series 8 Aluminum

Does Apple Watch Series 8 Aluminum support eSIM?

Apple Watch Series 8 Aluminum is listed as an eSIM-capable device in the encryptSIM device catalog. eSIM availability can still vary by region, carrier, firmware, and hardware variant.

Can I use encryptSIM with Apple Watch Series 8 Aluminum?

Yes. If your Apple Watch Series 8 Aluminum model is unlocked and supports eSIM in your region, you can install an encryptSIM eSIM data plan on it.

Does Apple Watch Series 8 Aluminum support 5G?

Apple Watch Series 8 Aluminum is not listed with 5G support in this catalog entry. It may still work with LTE or other supported mobile networks depending on the model and destination.

What SIM setup does Apple Watch Series 8 Aluminum use?

Apple Watch Series 8 Aluminum SIM details: eSIM.

Which operating system does Apple Watch Series 8 Aluminum use?

Apple Watch Series 8 Aluminum is listed with watchOS 9.0, up to watchOS 26.4. Software updates and regional firmware can affect setup flows and carrier options.

Keep exploring
Technical details

Detailed Apple Watch Series 8 Aluminum specifications

5G

Network Architecture

Technology
GSM / HSPA / LTE
2g Bands
GSM 850 / 900 / 1800 / 1900
3g Bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK
Other
HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada
4g Bands
1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK
Other 2
1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada
Speed
HSPA, LTE
GO

Launch & Availability

Announced
2022, September 07
Status
Available. Released 2022, September 16
MM

Physical Attributes

Dimensions
45 x 38 x 10.7 mm (1.77 x 1.50 x 0.42 in)
Weight
32 g (41mm), 38.8 g (45mm) (1.13 oz)
Build
Glass front, ceramic/sapphire crystal back, aluminum frame
Sim
eSIM
Other
IP6X certified 50m water resistant ECG certified (region dependent SW application; HW available on all models)
PX

Display Performance

Type
Retina LTPO OLED, 1000 nits (peak)
Size
1.9 inches
Resolution
484 x 396 pixels (~326 ppi density)
Protection
Ion-X strengthened glass
OS

Platform

Os
watchOS 9.0, upgradable to watchOS 26.4
Chipset
Apple S8
Cpu
Dual-core
Gpu
PowerVR
GB

Memory

Card Slot
No
Internal
32GB 1GB RAM
Other
eMMC 5.1
MP

Camera

Other
No
AU

Sound

Loudspeaker
Yes
3 5mm Jack
No
RF

Connectivity

Wlan
Wi-Fi 802.11 b/g/n, dual-band
Bluetooth
5.3, A2DP, LE
Positioning
GPS, GLONASS, GALILEO, QZSS, BDS
Nfc
Yes
Radio
No
Usb
No
FN

Features

Sensors
Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body)
Other
Temperature sensing (0.01˚ accuracy) Ultra Wideband (UWB) support
WH

Battery

Type
Li-Ion 308 mAh
Charging
Wireless, 0-80% in 45 min
ID

Misc

Colors
Midnight, Starlight, Silver, Red
Models
A2773, A2775, A2772, A2774, A2857, A2858, A2770, A2771, watch6,14, watch6,15, watch6,16, watch6,17
Sar
0.31 W/kg (head) 0.55 W/kg (body)
Sar Eu
0.31 W/kg (head) 0.55 W/kg (body)
Price
About 340 EUR
Apple Watch Series 8 Aluminum eSIM Support, Specs and Compatibility