Apple Watch (38mm) All specs

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Full specifications smartwatch: Apple Watch (38mm) specs, detailed technical information, features, price and review. All about this smartwatch.

5/4/2015 6:36 PM, updated: 5/10/2020 5:50 PM

Apple Watch (38mm)

The 520MHz processor of the Apple Watch (38mm) just executes basic smartwatch activities.

Great connectivity of this device includes Bluetooth 4.0 + A2DP, WiFi 802.11 b/g/n [wifi4] (2.4GHz) and NFC to make mobile payments or connection to other devices.

Device with 87 grams including the battery. The Apple Watch (38mm) smartwatch is relatively thin with 10.5mm thickness.

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Summary

*depends on the model

⚙️ CPU: Apple S1 (28nm)

🤖 WatchOS 1.0
🔄 WatchOS 4.0

📱 1.34" / 1.54"*
AMOLED

🔳 RAM: 512MB
💽 ROM: 8GB

🔌 WIFI4, BT4.0, NFC

📷 Not supported

🔋 205mAh

📱 Model features
	Apple Watch (38mm)
Change model
Model	Watch (38mm)
Other model names	Apple Watch 1st gen (2015) A1553 Stainless Steel
Country or region available	(Global, International)
Brand	Apple
Release date	4/24/2015
Depth	10.5 millimeters (0.41 inches)
Size (width x height)	33.3 x 38.6 millimeters (1.31 x 1.52 in)
Weight	87 grams (3.05 ounces)
Build, materials	Stainless steel body, glass front, ceramic back
Protection against water and others	IPX7 certified: water resistant up to 1 meter and 30min
📲 Display
	Apple Watch (38mm)
Display type	AMOLED
Screen size	1.34" inches
Screen-to-body ratio	~44% (screen-to-body ratio)
Display resolution	272x340 pixels
Touchscreen	Capacitive Multitouch
Pixel density (dot pitch)	325 PPI
Colors	16 million
Scratch-resistant glass	Sapphire Glass
Refresh rate	feature not registered
Display features	feature not registered
🤖 Operating System
	Apple Watch (38mm)
System version	WatchOS 1.0
Firmware update	WatchOS 4.0
User Interface	feature not registered
⚙️ Processor
	Apple Watch (38mm)
Chipset	32bit: Apple S1 (28nm)
CPU	Single-core, 1 processor: 1x 520MHz ARM Cortex-A7 (Single-core)
GPU graphical controller	PowerVR SGX543
Performance (benchmark)	feature not registered
💽 Memory and storage
	Apple Watch (38mm)
RAM memory	512MB LPDDR
Internal storage	8GB (6GB available)
External storage	Not supported
📶 Mobile networks
	Apple Watch (38mm)
Dual-SIM	Not supported
SIM card	Not supported
Maximum Download / Upload	feature not registered
Network technology	feature not registered
Frequency, bands	Expand band details Collapse details
GSM MHz band	Not supported
Primary 2G network	Not supported
Primary 3G network	Not supported
Primary 4G network	Not supported
Primary 5G network	Not supported
Primary data network	Not supported
Secondary 2G network	Not supported
Secondary 3G network	Not supported
Secondary 4G network	Not supported
Secondary data network	Not supported
📷 Camera
	Apple Watch (38mm)
Back camera (main camera)	Not supported
Main camera resolution	Not supported
Video recording (primary)	Not supported
Flash	Not supported
Focal aperture	feature not registered
Focal length	feature not registered
Sensor size	feature not registered
Pixel size	feature not registered
Autofocus	Not supported
Touch focus	Not supported
Image stabilization	feature not registered
Zoom	Not supported
Face/smile detection	Not supported
BSI sensor	Not supported
HDR	Not supported
Camera extras	feature not registered
📸 Front camera
	Apple Watch (38mm)
Front camera (secondary)	Not supported
Front camera resolution	Not supported
Video recording (secondary)	Not supported
Front flash	Not supported
Focal aperture	feature not registered
Focal length	feature not registered
Sensor size	feature not registered
Pixel size	feature not registered
🔉 Sound and multimedia
	Apple Watch (38mm)
Loudspeaker	Supported
Active noise cancellation	Not supported
Radio	Not supported
TV	Not supported
Video formats	MP4, H.264, H.263
Audio formats	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	Apple Watch (38mm)
USB	Not supported
Audio output	Not supported
TV output	Not supported
Bluetooth	4.0 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz)
DLNA	Not supported
GPS	Not supported
NFC	Supported
Infrared port	Not supported
🧭 Sensors
	Apple Watch (38mm)
Sensors	Accelerometer Ambient light sensor Gyroscope Heart rate Pedometer
Vibrating alert	Supported
🔋 Battery
	Apple Watch (38mm)
Battery type	Li-Ion: lithium-ion (Non removable)
Battery capacity	205 mAh
Charger, watts	Wired charging
Inductive / wireless charging	Magnetic charging (dock)
Talk time autonomy	3 hours
Standby	18 hours
➕ Other features
	Apple Watch (38mm)
Call control	Not supported
Messaging	SMS, E-mail
Hands-free calling	Supported
Video calling	Not supported
Ringtones	feature not registered
Web browser	Not supported
Antenna	Not supported
Qwerty physical keyboard	Not supported
Miscellaneous	• Watch colors: Silver, Space gray • Watch bands: White, Black, Blue, Pink, Brown, Gray, Steel • Band material: Leather, Stainless steel, Fluoroelastomer plastic • iOS 8.2 or higher compatible • Digital Crown • MagSafe charging
☢️ Radiation rate
	Apple Watch (38mm)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered