Screen size
Watch Series 11Winner: 2.0"+2%
Watch Ultra1.9"
Quick verdict
Watch Series 11 leads the measured specs 6-2.
Measured wins
Watch Series 11
6
spec wins
Overall winner
Ties
5
equal specs
Watch Ultra
2
spec wins
Screen size
Technology
Watch Series 11
GSM / HSPA / LTE / 5G
Watch Ultra
GSM / HSPA / LTE
2G bands
Watch Series 11
GSM 850 / 900 / 1800 / 1900
Watch Ultra
GSM 850 / 900 / 1800 / 1900
3G bands
Watch Series 11
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK, HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada
Watch Ultra
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK, HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada
4G bands
Resolution
Refresh rate
Peak brightness
equal specsPixel 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
Watch Series 11
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
Watch Ultra
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
5G bands
Watch Series 11
SA/NSA
Watch Ultra
-
Speed
Watch Series 11
HSPA, LTE, 5G
Watch Ultra
HSPA, LTE
Announced
Watch Series 11
2025, September 09
Watch Ultra
2022, September 07
Status
Watch Series 11
Available. Released 2025, September 19
Watch Ultra
Available. Released 2022, September 23
Dimensions
Watch Series 11
46 x 39 x 9.7 mm (1.81 x 1.54 x 0.38 in)
Watch Ultra
49 x 44 x 14.4 mm (1.93 x 1.73 x 0.57 in)
Weight
Watch Series 11
34.6 g (42mm), 43.1 g (46mm) (1.52 oz)
Watch Ultra
61.3 g (2.15 oz)
Build
Watch Series 11
Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 5)
Watch Ultra
Sapphire crystal front, ceramic/sapphire crystal back, titanium frame
SIM
Watch Series 11
eSIM
Watch Ultra
eSIM
Other
Watch Series 11
IP6X certified 50m water resistant ECG certified (region dependent SW application; HW available on all models) Depth gauge to 6m
Watch Ultra
IP6X certified 100m water resistant (WR100) 40m swimproof/diving (EN13319) MIL-STD-810H compliant ECG certified (region dependent SW application; HW available on all models)
Type
Watch Series 11
Retina LTPO3 OLED, 2000 nits (peak)
Watch Ultra
Retina LTPO OLED, 2000 nits (peak)
Size
Watch Series 11
1.96 inches
Watch Ultra
1.92 inches
Resolution
Watch Series 11
496 x 416 pixels (~330 ppi density)
Watch Ultra
502 x 410 pixels (~338 ppi density)
Protection
Watch Series 11
Sapphire crystal glass
Watch Ultra
Sapphire crystal glass
Other
Watch Series 11
Wide-angle OLED
Watch Ultra
-
OS
Watch Series 11
watchOS 26, upgradable to watchOS 26.2.1
Watch Ultra
watchOS 9.0, upgradable to watchOS 26.2.1
Chipset
Watch Series 11
Apple S10
Watch Ultra
Apple S8
CPU
Watch Series 11
Dual-core
Watch Ultra
Dual-core
GPU
Watch Series 11
PowerVR
Watch Ultra
PowerVR
Card slot
Watch Series 11
No
Watch Ultra
No
Internal
Watch Series 11
64GB
Watch Ultra
32GB
Other
Watch Series 11
No
Watch Ultra
No
Loudspeaker
Watch Series 11
Yes
Watch Ultra
Yes, with dual speakers (86-decibel)
3.5mm jack
Watch Series 11
No
Watch Ultra
No
WLAN
Watch Series 11
Wi-Fi 802.11 b/g/n, dual-band
Watch Ultra
Wi-Fi 802.11 b/g/n, dual-band
Bluetooth
Watch Series 11
5.3, A2DP, LE
Watch Ultra
5.3, A2DP, LE
Positioning
Watch Series 11
GPS, GLONASS, GALILEO, QZSS, BDS
Watch Ultra
GPS (L1+L5), GLONASS, GALILEO, BDS
NFC
Watch Series 11
Yes
Watch Ultra
Yes
Radio
Watch Series 11
No
Watch Ultra
No
USB
Watch Series 11
No
Watch Ultra
No
Sensors
Watch Series 11
Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water)
Watch Ultra
Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water)
Other
Watch Series 11
Temperature sensing (0.01˚ accuracy) Ultra Wideband (UWB) support (gen2 chip) Media playback
Watch Ultra
Temperature sensing (0.01˚ accuracy) Depth gauge (±1m accuracy) Ultra Wideband (UWB) support
Type
Watch Series 11
Li-Ion
Watch Ultra
Li-Ion 542 mAh
Charging
Watch Series 11
Wireless, 0-80% in 30 min
Watch Ultra
Wireless, 0-80% in 60 min
Colors
Watch Series 11
Slate, Gold, Natural
Watch Ultra
Titanium
Models
Watch Series 11
A3335, A3337, A3452, A3453
Watch Ultra
A2684, A2622, A2859, watch6,18
SAR
Watch Series 11
1.19 W/kg (head)
Watch Ultra
-
SAR EU
Watch Series 11
0.97 W/kg (head)
Watch Ultra
0.35 W/kg (head) 0.60 W/kg (body)
Price
Watch Series 11
€ 795.00
Watch Ultra
About 550 EUR