Apple Watch Series 4

2018 apple-watch-s4

The Apple Watch Series 4, released by Apple in 2018, features a redesigned form with a larger display and narrower bezels, powered by the S4 chip for significantly improved performance. It introduces the electrocardiogram (ECG) function and fall detection, enhancing health monitoring capabilities. With cellular connectivity, it supports independent calling and internet access, marking a significant milestone in smart wearable technology.

Model Numbers: A1977 , A1978 , { name : 40 , value : A1975 },{ name : 44 , value : A1976 } , { name : 40 , value : A2007 },{ name : 44 , value : A2008 }

Colors

Deep Space Gray
Silver
Gold
Red
Blue

Technical Specifications

Cpu
General
Bit: 64; Name: Apple S4; Speed: ; Core Count: 2
Wifi
General
802.11 b/g/n 2.4 GHz
Is New
General
false
Active
General
false
Screen
General
Type: LTPO OLED Retina; Touch3 D: true; Brightness: 1000; Screen Type: ; Pixel Density: 326
内存
General
1GB RAM
厚度
General
10.7mm
存储
General
16GB
宽度
General
40mm or 44mm
芯片
General
S4 Chip (64-bit dual-core processor)
蓝牙
General
5
重量
General
40mm: approximately 30.4 grams; 44mm: approximately 38.8 grams
Hey Siri
General
true
Cellular
General
eSIM (Optional)
Sensor E C G
General
true
Sensor G P S
General
  • GPS
  • GLONASS
  • Galileo
  • QZSS
Size Large
General
Name: 42/44/45; Type: Type: 铝; Width: 38; Height: 44; Weight: 36.7; Thickness: 10.7, Type: 钢; Width: 38; Height: 44; Weight: 47.9; Thickness: 10.7; Battery: 291.8; Pixel Width: 368; Screen Size: 44; Pixel Height: 448; Battery Voltage: 3.81
Size Small
General
Name: 38/40/41; Type: Type: 铝; Width: 34; Height: 40; Weight: 30.1; Thickness: 10.7, Type: 钢; Width: 34; Height: 40; Weight: 39.8; Thickness: 10.7; Battery: 224.9; Pixel Width: 324; Screen Size: 40; Pixel Height: 394; Battery Voltage: 3.81
传感器
General
Heart Rate Sensor, Electrode-based Heart Rate Sensor, Accelerometer, Gyroscope, Barometer
分辨率
General
40mm: 324×394 pixels; 44mm: 368×448 pixels
显示屏
General
Retina OLED display, available in 40mm and 44mm sizes
连接性
General
Wi-Fi, Bluetooth 5.0, Cellular Network (Cellular Model)
Name short
General
S4
Sensor Heart
General
2
主要更新
General
Larger screen, narrower bezels, added ECG functionality, and support for fall detection
产品代号
General
Apple Watch Series 4
发布年份
General
2018
发布日期
General
September 12, 2018
存储容量
General
16
市场定位
General
Premium smartwatch, health and fitness tracking
操作系统
General
watchOS 5 (at release)
电池续航
General
Up to 18 hours
防水等级
General
Waterproof up to 50 meters
Sensor Ambient
General
true
Sensor Compass
General
false
Ultra Wide Band
General
Dust Resistance
General
Date Unsupported
General
Sensor Altimeter
General
true
Sensor Gyroscope
General
Enhanced Version
Water Resistance
General
ISO 22810:2010
Apple Watch Require
General
  • Name: GPS; Value: >iPhone5s >iOS12
  • Name: 蜂窝; Value: >iPhone6 >iOS12
Battery Charge Time
General
  • Name: 80%; Value: 1.5h
  • Name: 100%; Value: 2h
Sensor Blood Oxygen
General
false
Sensor Temperature
General
false
Sensor Accelerometer
General
32
Water Resistance Thickness
General
50