Apple
Apple Watch Series 4 Aluminum
Announced Date:2018, September. Released 2018, SeptemberRelease Date and Availability:DiscontinuedTechnology:GSM / HSPA / LTE2G Bands:GSM 850 / 900 / 1800 / 1900Display Type:Retina LTPO OLED, 1000 nits (peak)Display Size:1.78 inches
Pros
Cons
Where to Buy
Currently unavailable for this variant.
Basics
Announced Date
2018, September. Released 2018, September
Release Date and Availability
Discontinued
Operating System
watchOS 5.0, upgradable to watchOS 10.6.1
Network
Technology
GSM / HSPA / LTE
2G Bands
GSM 850 / 900 / 1800 / 1900
3G Bands
HSDPA 850 / 900 / 2100 / 800 - Europe, Australia
HSDPA 850 / 1700(AWS) / 1900 / 800 - USA, LATAM, Canada
HSDPA 2100 - China
4G Bands
1, 3, 5, 7, 8, 18, 19, 20, 26 - Europe, Australia
2, 4, 5, 12, 13, 17, 18, 19, 25, 26, 41 - USA, LATAM, Canada
1, 3, 39, 40, 41 - China
5G Bands
HSDPA 2100 - China
Speed
HSPA, LTE
Display
Display Type
Retina LTPO OLED, 1000 nits (peak)
Display Size
1.78inches
Resolution
448 x 368 pixels (~326 ppi density)
Screen Protection
Ion-X strengthened glass
Design & Build
Dimensions
44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in)
Weight
36.7g
Build Materials
Glass front, ceramic/sapphire crystal back, aluminum frame
SIM Type
eSIM
Water Resistance
50m water resistant
ECG certified (region dependent SW application; HW available on all models)
Performance
Chipset
Apple S4
CPU
Dual-core
GPU
PowerVR
Storage & RAM
16GB 1GB RAM
Memory
RAM Options
1GB
Storage Options
16GB
Features
Sensors
Accelerometer, gyro, heart rate, barometer
Comms
WLAN
Wi-Fi 802.11 b/g/n
Bluetooth
5.0, A2DP, LE
Positioning
Natural language commands and dictation (talking mode)
Misc
Colors
Silver, Gold, Space Gray
Price
A1975, A1976, A2007, A2008, A1977, A1978
Camera
Camera
no
Audio
Loudspeaker
yes
Battery
Battery Type
Li-Ion 292 mAh (1.12 Wh), non-removable