Watch Ultra 4 vs Watch Series 12 Aluminum
Side-by-side specs comparison — Watch family.
Network
Technology
GSM / HSPA / LTE / 5G
GSM / HSPA / LTE / 5G
Launch
Announced
2026, September 09
2026, September 09
Status
Coming soon. Exp. release 2026, September 18
Coming soon. Exp. release 2026, September 18
Body
Dimensions
49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in)
46 x 40 x 9.7 mm (1.81 x 1.57 x 0.38 in)
Weight
63 g (2.22 oz)
31.5/32.2/38.6/39.5 g (1.13 oz)
Build
Sapphire crystal front, ceramic and zirconia back, titanium frame (grade 5)
Glass front (Ceramic Shield 2), zirconia back, aluminum case
SIM
eSIM
eSIM
Display
Type
Retina LTPO3 OLED, 3000 nits (peak)
Retina LTPO3 OLED, 2000 nits (peak)
Resolution
514 x 422 pixels (~326 ppi density)
496 x 416 pixels (~326 ppi density)
Protection
Sapphire crystal
Ceramic Shield 2
Platform
OS
watchOS 27
watchOS 27
Chipset
Apple S11
Apple S11
CPU
Dual-core
Dual-core
GPU
PowerVR
PowerVR
Memory
Internal
64GB
64GB
Main Camera
Cameras
No
No
Connectivity
Wi-Fi
Wi-Fi 802.11 b/g/n, dual-band
Wi-Fi 802.11 b/g/n, dual-band
Bluetooth
5.3, A2DP, LE
5.3, A2DP, LE
GPS
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
GPS, GLONASS, GALILEO, QZSS, BDS
NFC
Yes
Yes
USB
No
No
Features
Sensors
Accelerometer, gyro, always-on heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water)
Accelerometer, gyro, always-on heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water)
Battery
Battery
—
Li-Ion
Misc
Colors
Natural, Black
Dark Bronze, Light Gold, Black, Space Gray
Price
€ 899.00
€ 449.00
More Watch Comparisons
Network
Technology
GSM / HSPA / LTE / 5G
GSM / HSPA / LTE / 5G
Launch
Announced
2026, September 09
2026, September 09
Status
Coming soon. Exp. release 2026, September 18
Coming soon. Exp. release 2026, September 18
Body
Dimensions
49 x 44 x 12 mm (1.93 x 1.73 x 0.47 in)
46 x 40 x 9.7 mm (1.81 x 1.57 x 0.38 in)
Weight
63 g (2.22 oz)
31.5/32.2/38.6/39.5 g (1.13 oz)
Build
Sapphire crystal front, ceramic and zirconia back, titanium frame (grade 5)
Glass front (Ceramic Shield 2), zirconia back, aluminum case
SIM
eSIM
eSIM
Display
Type
Retina LTPO3 OLED, 3000 nits (peak)
Retina LTPO3 OLED, 2000 nits (peak)
Resolution
514 x 422 pixels (~326 ppi density)
496 x 416 pixels (~326 ppi density)
Protection
Sapphire crystal
Ceramic Shield 2
Platform
OS
watchOS 27
watchOS 27
Chipset
Apple S11
Apple S11
CPU
Dual-core
Dual-core
GPU
PowerVR
PowerVR
Memory
Internal
64GB
64GB
Main Camera
Cameras
No
No
Connectivity
Wi-Fi
Wi-Fi 802.11 b/g/n, dual-band
Wi-Fi 802.11 b/g/n, dual-band
Bluetooth
5.3, A2DP, LE
5.3, A2DP, LE
GPS
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
GPS, GLONASS, GALILEO, QZSS, BDS
NFC
Yes
Yes
USB
No
No
Features
Sensors
Accelerometer, gyro, always-on heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water)
Accelerometer, gyro, always-on heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water)
Battery
Battery
—
Li-Ion
Misc
Colors
Natural, Black
Dark Bronze, Light Gold, Black, Space Gray
Price
€ 899.00
€ 449.00