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Apple Watch Series 4 40mm A1977 poster

Apple Watch Series 4 40mm A1977 Full Device Specifications

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Released Date
2018 Sep 21
Display Dimension
324x394 pixels
RAM Size
768 MiB RAM
Processor (CPU)
Apple S4

Ratings and Reviews

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4.5/5

Total average ratings from 2 different users

Introduction

Brand

Apple

Model

Watch Series 4 40mm A1977

Brief

WiFi-only 40 mm version Watch S4 features larger screen with reduced bezels, 2th generation electric ECG sensor and NFC support

Released

2018 Sep 21

Announced

2018 Sep 12

Hardware Designer

Apple

Manufacturer

Quanta Computer

Codename

Apple Watch 4,1

OEM ID

N131sAP

General Extras

Haptic touch feedback , Tactile touch feedback

Device Category

Smartwatch

List of Additional Features

Ion-X Sapphire glass screen, changeable straps, iOS 8.2 support, aluminium case, optical and electrical heart-rate sensors, LTPO OLED Retina Display

Physical Attributes

Width

34 mm, 1.34 inch

Height

40 mm, 1.57 inch

Depth

10.7 mm, 0.42 inches

Bounding Volume

14.6 ccm

Mass

30.1 g, 1.06 ounces

Software Environment

Platform

Apple iOS / iPadOS

Operating System

Apple WatchOS 5

Software Extras

Voice Command , Intelligent personal assistant

Application processor, Chipset

CPU

Apple S4, 2018, 64 bit, dual-core

Operative Memory

RAM Type

Yes

RAM Capacity

768 MiB RAM

Non-volatile Memory

Non-volatile Memory Type

Flash EEPROM

Non-volatile Memory Interface

Yes

Non-volatile Memory Capacity

15258 MiB non-volatile

Display

Display Diagonal

38.94 mm, 1.5 inch

Resolution

324x394, 127656 pixels

Display Width

24.73 mm, 0.97 inch

Display Height

30.08 mm, 1.18 inch

Horizontal Full Bezel Width

9.27 mm

Display Area

743.9 square millimeter

Display Area Utilization

54.7%

Pixel Size

0.07634 mm/pixel

Pixel Density

333 PPI

Display Type

Color AM-OLED display

Display Color Depth

24 bit/pixel

Number of Display Scales

16.8M

Display Dynamic Range Depth

8 bit/pixel

Display Illumination

Self-illuminating

Display Subpixel Scheme

Yes

Scratch Resistant Screen

Sapphire Glass

Graphical Subsystem

Graphical Controller

N/A

Audio/Video Interfaces

A/V Out

No

Audio Subsystem

Audio Channel(s)

stereo

Sound Recording

Microphone(s)

mono

Sound Playing

Loudspeaker(s)

mono

Audio Output

No

Cellular Phone

Supported Cellular Bands

No

Secondary Cellular Phone

Sec. Supported Cellular Networks

No

Control Peripherals

Touchscreen Type

Pressure sensitive capacitive multi-touch sensing screen

Touchscreen Simultaneous Touch Points

Yes

Scroll Wheel

Pressable rotary scroll wheel

Communication Interfaces

Expansion Interfaces

No

USB

No, No

USB Connector

No

Bluetooth

Bluetooth 5.0, Internal antenna

Wireless LAN

IEEE 802.11b , IEEE 802.11g , IEEE 802.11n, Internal antenna

WLAN Controller IC

W3 Apple

NFC

Yes

Multimedia Broadcast

FM Radio Receiver

No

Satellite Navigation

Supported GPS protocol(s)

GPS (NMEA 0183)

GPS Antenna

Internal antenna

Complementary GPS Services

QZSS

Supported GLONASS protocol(s)

L1OF

Supported Galileo service(s)

E1

Primary Camera System

Camera Image Sensor

No

Focus

No

Flash

No

Auxiliary Camera

Aux. Camera Image Sensor

No

Auxiliary Camera No. 2

Aux. 2 Camera Image Sensor

No

Auxiliary Camera No. 3

Aux. 3 Camera Image Sensor

No

Auxiliary Camera No. 4

Aux. 4 Camera Image Sensor

No

Aux. 4 Camera Focus

No

Secondary Camera System

Secondary Camera Sensor

No

Secondary Auxiliary Camera

Sec. Aux. Cam. Image Sensor

No

Secondary Auxiliary Camera No. 2

Sec. Aux. 2 Cam. Image Sensor

No

Built-in Sensors

Built-in accelerometer

Yes

Built-in gyroscope

Yes

Additional sensors

Altimeter , Barometer , Heart rate sensor , Light intensity sensor

Ingress Protection

Protection from solid materials

Yes

Protection from liquids

7 Protected against the effect of immersion up to 1m of depth

Immersion into liquids (depth limit)

5000 cm

Power Supply

Battery

Lithium-ion polymer (LiPo), built-in, 1-cell

Nominal Cell Voltage (1st cell)

3.81 Volts

Nominal Battery Voltage

3.81 Volts

Estimated Battery Life

18.0 hours

Wireless Charging

Yes

Geographical Attributes

Market Countries

Algeria , Argentina , Australia , Austria , Bangladesh , Belarus , Belgium , Bolivia , Brazil , Bulgaria , Cambodia , Canada , Chile , China , Colombia , Costa Rica , Croatia , Czech Republic , Denmark , Ecuador , Egypt , France , Greece , Germany , Guatemala , HK , Honduras , Hungary , India , Indonesia , Ireland , Israel , Italy , Japan , Jordan , Kazakhstan , Kenya , Kuwait , Latvia , Malaysia , Mexico , Morocco , Myanmar , Nepal , Netherlands , Nicaragua , Norway , NZ , Panama , Pakistan , Paraguay , Peru , Philippines , Poland , Portugal , Puerto Rico , Russia , Romania , Saudi Arabia , Serbia , Slovakia , Singapore , Slovenia , South Africa , South Korea , Spain , Sweden , Sri Lanka , Switzerland , Taiwan , Tanzania , Thailand , Tunisie , Turkey , Emirates (UAE) , Uganda , UK , Ukraine , USA , Uzbekistan , Vietnam

Market Regions

Africa , Asia , Australia , Central America , Eastern Europe , Europe , Middle East , North America (NA) , Oceania , South America (SA) , Southeast Asia , Western Europe , Worldwide

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