Design and in-hand feel
Images, handling, highlights, likes, reviews, and rating controls are grouped together so the essential product overview stays in one place.
Apple Watch Series 4 Aluminum
Apple Watch Series 4 Aluminum brings 1.8-inch OLED, Apple S4, 292mAh into one clean package.
Design and in-hand feel
Apple Watch Series 4 Aluminum feels refined in hand, built with Glass front, ceramic/sapphire crystal back, aluminum frame, weighing 36.7 g (1.31 oz), keeping a 10.7 mm profile, and sized at 44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in).
Display
1.78" 448x368 pixels
Chipset
Apple S4
Battery
Li-Ion 292 mAh (1.12 Wh), non-removable
Storage
16GB storage, no card slot
Average rating
New
Reviews
0
Likes
0
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Color variants
Actual color names are served from the stored product spec instead of placeholder swatches.
Silver
Gold
Space Gray
Battery and charging
Capacity, charging profile, and battery test notes stay high on the page for faster reading.
Battery capacity
292mAh
Wireless
Li-Ion 292 mAh (1.12 Wh), non-removable
Wireless
Video and audio capture
Recording modes and audio details are surfaced separately so users can scan them without diving into the full spec table.
Display profile
Panel type, refresh rate, brightness, and protection are grouped together for faster spec comparison.
Display headline
1.8-inch OLED
1.8 inches
Type
Retina LTPO OLED, 1000 nits (peak)
Size
1.8 inches
Resolution
448 x 368 pixels (~326 ppi density)
Refresh
1000Hz
Brightness
1000 nits (peak)
Protection
Ion-X strengthened glass
Protection and durability
Protection details are mapped from body and display sections so the page only shows what actually exists in the spec.
Protection
Ion-X strengthened glass
Build
Glass front, ceramic/sapphire crystal back, aluminum frame
Platform and hardware
Chipset, operating system, memory profile, and core hardware details are now driven directly by the backend response.
Core platform
Apple S4
watchOS 5.0, up to watchOS 10.6.1
Operating system
watchOS 5.0, up to watchOS 10.6.1
Chipset
Apple S4
CPU
Dual-core
GPU
PowerVR
Internal storage
16GB 1GB RAM
Card slot
No
Connectivity stack
Networking, wireless standards, positioning, and ports are grouped in a cleaner layout instead of being buried in the bottom table.
Network
GSM / HSPA / LTE
Wi-Fi
Wi-Fi 802.11 b/g/n
Bluetooth
5.0, A2DP, LE
Positioning
GPS, GLONASS, GALILEO, QZSS
NFC
Yes
USB
No
Everyday experience
Sensors, audio, software, and storage details stay easy to scan without scrolling into the raw spec table.
Sensors
Accelerometer, gyro, heart rate, barometer
Audio
Yes
Software
watchOS 5.0, up to watchOS 10.6.1
Storage profile
16GB 1GB RAM
Complete specification table
All raw categories remain available below for SEO depth and complete technical coverage.
Compare with similar phones
These comparison candidates come from the backend so the product page can link to nearby alternatives without hardcoding IDs.
Related products
Related cards are served from the same product API response so the page stays self-contained and easier to compose.
Footnotes
These notes explain how the page is assembled and why some values may differ across markets.
Specifications are mapped from the stored backend product response and grouped into easier-to-scan sections.
Colors, charging, and camera details can vary by market, memory variant, or regional model number.
Benchmark and test lines come from the stored test section when available. Actual usage can still vary in the real world.
Community discussion
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