Screen size
Watch SE1.8"
Watch Series 12 AluminumWinner: 2.0"+9.2%
Quick verdict
Watch Series 12 Aluminum leads the measured specs 8-2.
Measured wins
Watch SE
2
spec wins
Ties
4
equal specs
Watch Series 12 Aluminum
8
spec wins
Overall winner
Screen size
Technology
Watch SE
GSM / HSPA / LTE
Watch Series 12 Aluminum
GSM / HSPA / LTE / 5G
2G bands
Watch SE
GSM 850 / 900 / 1800 / 1900
Watch Series 12 Aluminum
GSM 850 / 900 / 1800 / 1900
3G bands
Watch SE
HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada, HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Global
Watch Series 12 Aluminum
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Watch SE
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
NFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada, 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - Global
Watch Series 12 Aluminum
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71
Speed
Watch SE
HSPA, LTE
Watch Series 12 Aluminum
HSPA, LTE, 5G
5G bands
Watch SE
-
Watch Series 12 Aluminum
1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 38, 40, 41, 66, 71 SA/NSA
Announced
Watch SE
2020, September 15
Watch Series 12 Aluminum
2026, September 09
Status
Watch SE
Available. Released 2020, September 18
Watch Series 12 Aluminum
Available. Released 2026, September 18
Dimensions
Watch SE
44 x 38 x 10.4 mm (1.73 x 1.50 x 0.41 in)
Watch Series 12 Aluminum
46 x 40 x 9.7 mm (1.81 x 1.57 x 0.38 in)
Weight
Watch SE
36.4 g (1.27 oz)
Watch Series 12 Aluminum
31.5/32.2/38.6/39.5 g (1.13 oz)
Build
Watch SE
Glass front, ceramic/sapphire crystal back, aluminum frame
Watch Series 12 Aluminum
Glass front (Ceramic Shield 2), zirconia back, aluminum case
SIM
Watch SE
eSIM
Watch Series 12 Aluminum
eSIM
Other
Watch SE
50m water resistant
Watch Series 12 Aluminum
IP6X certified 50m water resistant ECG certified (region dependent SW application; HW available on all models) Depth gauge to 6m
Type
Watch SE
Retina LTPO OLED, 1000 nits (peak)
Watch Series 12 Aluminum
Retina LTPO3 OLED, 2000 nits (peak)
Size
Watch SE
1.78 inches
Watch Series 12 Aluminum
1.96 inches
Resolution
Watch SE
448 x 368 pixels (~326 ppi density)
Watch Series 12 Aluminum
496 x 416 pixels (~326 ppi density)
Protection
Watch SE
Ion-X strengthened glass
Watch Series 12 Aluminum
Ceramic Shield 2
Other
Watch SE
-
Watch Series 12 Aluminum
Wide-angle OLED
OS
Watch SE
watchOS 7.0, upgradable to watchOS 10.6.1
Watch Series 12 Aluminum
watchOS 27
Chipset
Watch SE
Apple S5
Watch Series 12 Aluminum
Apple S11
CPU
Watch SE
Dual-core
Watch Series 12 Aluminum
Dual-core
GPU
Watch SE
PowerVR
Watch Series 12 Aluminum
PowerVR
Card slot
Watch SE
No
Watch Series 12 Aluminum
No
Internal
Watch SE
32GB 1GB RAM
Watch Series 12 Aluminum
64GB
Other
Watch SE
No
Watch Series 12 Aluminum
No
Loudspeaker
Watch SE
Yes
Watch Series 12 Aluminum
Yes
3.5mm jack
Watch SE
No
Watch Series 12 Aluminum
No
WLAN
Watch SE
Wi-Fi 802.11 b/g/n
Watch Series 12 Aluminum
Wi-Fi 802.11 b/g/n, dual-band
Bluetooth
Watch SE
5.0, A2DP, LE
Watch Series 12 Aluminum
5.3, A2DP, LE
Positioning
Watch SE
GPS, GLONASS
Watch Series 12 Aluminum
GPS, GLONASS, GALILEO, QZSS, BDS
NFC
Watch SE
Yes
Watch Series 12 Aluminum
Yes
Radio
Watch SE
No
Watch Series 12 Aluminum
No
USB
Watch SE
No
Watch Series 12 Aluminum
No
Sensors
Watch SE
Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass
Watch Series 12 Aluminum
Accelerometer, gyro, always-on heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water)
Other
Watch SE
-
Watch Series 12 Aluminum
Health Sensing System: third‑generation electrical heart sensor, always‑on optical heart sensor, blood oxygen sensor, temperature sensor Temperature sensing (0.01˚ accuracy) Ultra Wideband (UWB) support (gen2 chip) Media playback
Type
Watch SE
Li-Ion
Watch Series 12 Aluminum
Li-Ion
Charging
Watch SE
Wireless
Watch Series 12 Aluminum
Wireless, 0-80% in 30 min
Colors
Watch SE
Silver, Gold, Space Gray
Watch Series 12 Aluminum
Dark Bronze, Light Gold, Black, Space Gray
Models
Watch SE
A2353, A2354, A2355, A2356, A2351, A2352
Watch Series 12 Aluminum
A3582, A3587
Price
Watch SE
About 290 EUR
Watch Series 12 Aluminum
€ 439.00