Apple Watch SE 3 vs Apple Watch Series 9

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

Phone 1

Phone 2

Apple

Apple Watch SE 3

51,360DACheaper

2category wins

Apple

Apple Watch Series 9

71,760DA

0category wins

Quick Verdict

Who wins each category, side by side.

Better price

Apple Watch SE 3

Faster chip

Even

Bigger battery

Even

Faster charging

Even

Higher-resolution camera

Even

Better display

Even

Lighter body

Apple Watch SE 3

Best value for money

Even

Full specs comparison

Display

Spec	Apple Watch SE 3	Apple Watch Series 9
Size (inches)	1.78	1.9
Panel Type	OLED	OLED
Resolution Height	368	396
Resolution Width	448	484
Peak Brightness	1000	2000
PPI	326	326
Glass Type	Ion-X strengthened glass (2025 gen)	Sapphire crystal glass

Platform

Spec	Apple Watch SE 3	Apple Watch Series 9
CPU	Dual-core	Dual-core
GPU	PowerVR	PowerVR
Chipset Name	Apple S10	Apple S9

Memory

Spec	Apple Watch SE 3	Apple Watch Series 9
Card Slot	No	No
Variants	64GB	64GB

Battery

Spec	Apple Watch SE 3	Apple Watch Series 9
Capacity (mAh)	—	308
Chemistry	Li-Ion	Li-Ion

Body

Spec	Apple Watch SE 3	Apple Watch Series 9
Build	Glass front, plastic/sapphire crystal back, aluminum frame	Glass front, ceramic/sapphire crystal back, stainless steel frame
SIM	eSIM	eSIM
Height (mm)	44	45
Thickness (mm)	10.7	10.7
Other	50m water resistant	—
Weight (g)	26.4	42.3
Width (mm)	38	38

Launch

Spec	Apple Watch SE 3	Apple Watch Series 9
Announced	2025, September 09	2023, September 12
Status	Available. Released 2025, September 19	Available. Released 2023, September 22

Network

Spec	Apple Watch SE 3	Apple Watch Series 9
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 SE 3	Apple Watch Series 9
Bluetooth	5.3	5.3
NFC	Yes	Yes
Positioning	GPS, GLONASS, GALILEO, QZSS	GPS, GLONASS, GALILEO, QZSS, BDS
Radio	No	No
Wi-Fi	Wi-Fi 4	Wi-Fi 4

Sound

Spec	Apple Watch SE 3	Apple Watch Series 9
3.5mm Jack	No	No
Loudspeaker	Yes	Yes

Features

Spec	Apple Watch SE 3	Apple Watch Series 9
Sensors	Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass, temperature (body)	Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body)
Other	Media playback	—

Buying advice for Algeria

Both Apple Watch SE 3 and Apple Watch Series 9 are sold in Algeria, but they fit different priorities.

Apple Watch SE 3 is 28% cheaper at 51,360 DZD versus 71,760 DZD for the Apple Watch Series 9, 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.