Apple Watch Series 11 Aluminum vs Apple Watch Series 9 Aluminum

Side-by-side specs and price comparison for buyers in Algeria.

Phone 1

Phone 2

Apple

Apple Watch Series 11 Aluminum

75,360DA

1category wins

Apple

Apple Watch Series 9 Aluminum

71,760DACheaper

1category wins

Quick Verdict

Who wins each category, side by side.

Better price

Apple Watch Series 9 Aluminum

Faster chip

Even

Bigger battery

Even

Faster charging

Even

Higher-resolution camera

Even

Better display

Even

Lighter body

Apple Watch Series 11 Aluminum

Best value for money

Even

Full specs comparison

Display

Spec	Apple Watch Series 11 Aluminum	Apple Watch Series 9 Aluminum
Size (inches)	1.96	1.9
Panel Type	OLED	OLED
Resolution Height	416	396
Resolution Width	496	484
Peak Brightness	2000	2000
PPI	326	326
Glass Type	Ion-X strengthened glass (2025 gen)	Ion-X strengthened glass
Other	Wide-angle OLED	—

Platform

Spec	Apple Watch Series 11 Aluminum	Apple Watch Series 9 Aluminum
CPU	Dual-core	Dual-core
GPU	PowerVR	PowerVR
Chipset Name	Apple S10	Apple S9

Memory

Spec	Apple Watch Series 11 Aluminum	Apple Watch Series 9 Aluminum
Card Slot	No	No
Variants	64GB	64GB

Battery

Spec	Apple Watch Series 11 Aluminum	Apple Watch Series 9 Aluminum
Capacity (mAh)	—	308
Chemistry	Li-Ion	Li-Ion

Body

Spec	Apple Watch Series 11 Aluminum	Apple Watch Series 9 Aluminum
Build	Glass front, ceramic/sapphire crystal back, aluminum frame	Glass front, ceramic/sapphire crystal back, aluminum frame
SIM	eSIM	eSIM
Height (mm)	46	45
Thickness (mm)	9.7	10.7
Other	IP6X certified 50m water resistant ECG certified (region dependent SW application; HW available on all models) Depth gauge to 6m	—
Weight (g)	29.7	31.9
Width (mm)	39	38

Launch

Spec	Apple Watch Series 11 Aluminum	Apple Watch Series 9 Aluminum
Announced	2025, September 09	2023, September 12
Status	Available. Released 2025, September 19	Available. Released 2023, September 22

Network

Spec	Apple Watch Series 11 Aluminum	Apple Watch Series 9 Aluminum
2G Bands	GSM 850, 900, 1800, 1900	GSM 850, 900, 1800, 1900
3G Bands	HSDPA 850, 900, 1700(AWS), 1900, 2100 - International, China, HK	HSDPA 850, 900, 1700(AWS), 1900, 2100 - International, China, HK
4G Bands	1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK	1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK
5G Bands	SA/NSA	—
Speed	HSPA, LTE, 5G	HSPA, LTE
Technology	GSM, HSPA, LTE, 5G	GSM, HSPA, LTE
Other	1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada	—

Connectivity

Spec	Apple Watch Series 11 Aluminum	Apple Watch Series 9 Aluminum
Bluetooth	5.3	5.3
NFC	Yes	Yes
Positioning	GPS, GLONASS, GALILEO, QZSS, BDS	GPS, GLONASS, GALILEO, QZSS, BDS
Radio	No	No
Wi-Fi	Wi-Fi 4	Wi-Fi 4

Sound

Spec	Apple Watch Series 11 Aluminum	Apple Watch Series 9 Aluminum
3.5mm Jack	No	No
Loudspeaker	Yes	Yes

Features

Spec	Apple Watch Series 11 Aluminum	Apple Watch Series 9 Aluminum
Sensors	Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water)	Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body)
Other	Temperature sensing (0.01˚ accuracy) Ultra Wideband (UWB) support (gen2 chip) Media playback	—

Buying advice for Algeria

Both Apple Watch Series 11 Aluminum and Apple Watch Series 9 Aluminum are sold in Algeria, but they fit different priorities.

Apple Watch Series 9 Aluminum is 5% cheaper at 71,760 DZD versus 75,360 DZD for the Apple Watch Series 11 Aluminum, leaving room for accessories or a longer screen-protection plan.

Above 60,000 DZD, prioritise screen quality, fast charging, and a clear software-update commitment.