Screen size
equal specsWatch Edition Series 51.8"
Watch SE 31.8"
Quick verdict
Watch SE 3 leads the measured specs 4-2.
Measured wins
Watch Edition Series 5
2
spec wins
Ties
8
equal specs
Watch SE 3
4
spec wins
Overall winner
Screen size
equal specsTechnology
Watch Edition Series 5
GSM / HSPA / LTE
Watch SE 3
GSM / HSPA / LTE / 5G
2G bands
Watch Edition Series 5
GSM 850 / 900 / 1800 / 1900
Watch SE 3
GSM 850 / 900 / 1800 / 1900
3G bands
Watch Edition Series 5
HSDPA 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100
Watch SE 3
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK, HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada
4G bands
Watch Edition Series 5
Resolution
equal specsRefresh rate
Peak brightness
equal specsPixel density
equal specsCPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
equal specsIP rating
Wi‑Fi
Bluetooth
USB
5G support
NFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 39, 40, 41, 66 - Global, 1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada
Watch SE 3
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, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada
Speed
Watch Edition Series 5
HSPA, LTE
Watch SE 3
HSPA, LTE, 5G
5G bands
Watch Edition Series 5
-
Watch SE 3
SA/NSA
Announced
Watch Edition Series 5
2019, September. Released 2019, September
Watch SE 3
2025, September 09
Status
Watch Edition Series 5
Discontinued
Watch SE 3
Available. Released 2025, September 19
Dimensions
Watch Edition Series 5
44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in)
Watch SE 3
44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in)
Weight
Watch Edition Series 5
47.8 g (1.69 oz)
Watch SE 3
26.4 g or 33 g (1.16 oz)
Build
Watch Edition Series 5
Glass front (Sapphire crystal), ceramic/sapphire crystal back, titanium frameGlass front (Sapphire crystal), ceramic/sapphire crystal back, ceramic frame
Watch SE 3
Glass front, plastic/sapphire crystal back, aluminum frame
SIM
Watch Edition Series 5
eSIM
Watch SE 3
eSIM
Other
Watch Edition Series 5
50m water resistant ECG certified (region dependent SW application; HW available on all models)
Watch SE 3
50m water resistant
Type
Watch Edition Series 5
Retina LTPO OLED, 1000 nits (peak)
Watch SE 3
Retina LTPO OLED, 1000 nits (peak)
Size
Watch Edition Series 5
1.78 inches
Watch SE 3
1.78 inches
Resolution
Watch Edition Series 5
448 x 368 pixels (~326 ppi density)
Watch SE 3
448 x 368 pixels (~326 ppi density)
Protection
Watch Edition Series 5
Sapphire crystal glass
Watch SE 3
Ion-X strengthened glass (2025 gen)
Other
Watch Edition Series 5
3D Touch display
Watch SE 3
-
OS
Watch Edition Series 5
watchOS 6.0, upgradable to watchOS 10.6.1
Watch SE 3
watchOS 26, upgradable to watchOS 26.2.1
Chipset
Watch Edition Series 5
Apple S5
Watch SE 3
Apple S10
CPU
Watch Edition Series 5
Dual-core
Watch SE 3
Dual-core
GPU
Watch Edition Series 5
PowerVR
Watch SE 3
PowerVR
Card slot
Watch Edition Series 5
No
Watch SE 3
No
Internal
Watch Edition Series 5
32GB 1GB RAM
Watch SE 3
64GB
Other
Watch Edition Series 5
No
Watch SE 3
No
Loudspeaker
Watch Edition Series 5
Yes
Watch SE 3
Yes
3.5mm jack
Watch Edition Series 5
No
Watch SE 3
No
WLAN
Watch Edition Series 5
Wi-Fi 802.11 b/g/n
Watch SE 3
Wi-Fi 802.11 b/g/n
Bluetooth
Watch Edition Series 5
5.0, A2DP, LE
Watch SE 3
5.3, A2DP, LE
Positioning
Watch Edition Series 5
GPS, GLONASS, GALILEO, QZSS
Watch SE 3
GPS, GLONASS, GALILEO, QZSS
NFC
Watch Edition Series 5
Yes
Watch SE 3
Yes
Radio
Watch Edition Series 5
No
Watch SE 3
No
USB
Watch Edition Series 5
No
Watch SE 3
No
Sensors
Watch Edition Series 5
Accelerometer, gyro, heart rate, barometer, compass
Watch SE 3
Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass, temperature (body)
Other
Watch Edition Series 5
-
Watch SE 3
Media playback
Type
Watch Edition Series 5
Li-Po 296 mAh (1.13 Wh), non-removable
Watch SE 3
Li-Ion
Charging
Watch Edition Series 5
Wireless
Watch SE 3
Wireless, 80% in 45 min
Colors
Watch Edition Series 5
Titanium frame: Space Black, TitaniumCeramic frame: White
Watch SE 3
Midnight, Starlight
Models
Watch Edition Series 5
A2156, A2157, A2094, A2095
Watch SE 3
A3325, A3324, A3328, A3326, A3327, A3329, A3391, A3392
Price
Watch Edition Series 5
About 850 EUR
Watch SE 3
€ 244.00
SAR
Watch Edition Series 5
-
Watch SE 3
1.18 W/kg (head)
SAR EU
Watch Edition Series 5
-
Watch SE 3
0.42 W/kg (head)