Screen size
Watch Series 11Winner: 2.0"+3.1%
Watch Series 8 Aluminum1.9"
Quick verdict
Watch Series 11 leads the measured specs 7-3.
Measured wins
Watch Series 11
7
spec wins
Overall winner
Ties
4
equal specs
Watch Series 8 Aluminum
3
spec wins
Screen size
Technology
Watch Series 11
GSM / HSPA / LTE / 5G
Watch Series 8 Aluminum
GSM / HSPA / LTE
2G bands
Watch Series 11
GSM 850 / 900 / 1800 / 1900
Watch Series 8 Aluminum
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 Series 8 Aluminum
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
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
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 Series 8 Aluminum
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 Series 8 Aluminum
-
Speed
Watch Series 11
HSPA, LTE, 5G
Watch Series 8 Aluminum
HSPA, LTE
Announced
Watch Series 11
2025, September 09
Watch Series 8 Aluminum
2022, September 07
Status
Watch Series 11
Available. Released 2025, September 19
Watch Series 8 Aluminum
Available. Released 2022, September 16
Dimensions
Watch Series 11
46 x 39 x 9.7 mm (1.81 x 1.54 x 0.38 in)
Watch Series 8 Aluminum
45 x 38 x 10.7 mm (1.77 x 1.50 x 0.42 in)
Weight
Watch Series 11
34.6 g (42mm), 43.1 g (46mm) (1.52 oz)
Watch Series 8 Aluminum
32 g (41mm), 38.8 g (45mm) (1.13 oz)
Build
Watch Series 11
Sapphire crystal front, ceramic/sapphire crystal back, titanium frame (grade 5)
Watch Series 8 Aluminum
Glass front, ceramic/sapphire crystal back, aluminum frame
SIM
Watch Series 11
eSIM
Watch Series 8 Aluminum
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 Series 8 Aluminum
IP6X certified 50m water resistant ECG certified (region dependent SW application; HW available on all models)
Type
Watch Series 11
Retina LTPO3 OLED, 2000 nits (peak)
Watch Series 8 Aluminum
Retina LTPO OLED, 1000 nits (peak)
Size
Watch Series 11
1.96 inches
Watch Series 8 Aluminum
1.9 inches
Resolution
Watch Series 11
496 x 416 pixels (~330 ppi density)
Watch Series 8 Aluminum
484 x 396 pixels (~326 ppi density)
Protection
Watch Series 11
Sapphire crystal glass
Watch Series 8 Aluminum
Ion-X strengthened glass
Other
Watch Series 11
Wide-angle OLED
Watch Series 8 Aluminum
-
OS
Watch Series 11
watchOS 26, upgradable to watchOS 26.2.1
Watch Series 8 Aluminum
watchOS 9.0, upgradable to watchOS 26.2.1
Chipset
Watch Series 11
Apple S10
Watch Series 8 Aluminum
Apple S8
CPU
Watch Series 11
Dual-core
Watch Series 8 Aluminum
Dual-core
GPU
Watch Series 11
PowerVR
Watch Series 8 Aluminum
PowerVR
Card slot
Watch Series 11
No
Watch Series 8 Aluminum
No
Internal
Watch Series 11
64GB
Watch Series 8 Aluminum
32GB 1GB RAM
Other
Watch Series 11
-
Watch Series 8 Aluminum
eMMC 5.1
Other
Watch Series 11
No
Watch Series 8 Aluminum
No
Loudspeaker
Watch Series 11
Yes
Watch Series 8 Aluminum
Yes
3.5mm jack
Watch Series 11
No
Watch Series 8 Aluminum
No
WLAN
Watch Series 11
Wi-Fi 802.11 b/g/n, dual-band
Watch Series 8 Aluminum
Wi-Fi 802.11 b/g/n, dual-band
Bluetooth
Watch Series 11
5.3, A2DP, LE
Watch Series 8 Aluminum
5.3, A2DP, LE
Positioning
Watch Series 11
GPS, GLONASS, GALILEO, QZSS, BDS
Watch Series 8 Aluminum
GPS, GLONASS, GALILEO, QZSS, BDS
NFC
Watch Series 11
Yes
Watch Series 8 Aluminum
Yes
Radio
Watch Series 11
No
Watch Series 8 Aluminum
No
USB
Watch Series 11
No
Watch Series 8 Aluminum
No
Sensors
Watch Series 11
Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water)
Watch Series 8 Aluminum
Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body)
Other
Watch Series 11
Temperature sensing (0.01˚ accuracy) Ultra Wideband (UWB) support (gen2 chip) Media playback
Watch Series 8 Aluminum
Temperature sensing (0.01˚ accuracy) Ultra Wideband (UWB) support
Type
Watch Series 11
Li-Ion
Watch Series 8 Aluminum
Li-Ion 308 mAh
Charging
Watch Series 11
Wireless, 0-80% in 30 min
Watch Series 8 Aluminum
Wireless, 0-80% in 45 min
Colors
Watch Series 11
Slate, Gold, Natural
Watch Series 8 Aluminum
Midnight, Starlight, Silver, Red
Models
Watch Series 11
A3335, A3337, A3452, A3453
Watch Series 8 Aluminum
A2773, A2775, A2772, A2774, A2857, A2858, A2770, A2771, watch6,14, watch6,15, watch6,16, watch6,17
SAR
Watch Series 11
1.19 W/kg (head)
Watch Series 8 Aluminum
0.31 W/kg (head) 0.55 W/kg (body)
SAR EU
Watch Series 11
0.97 W/kg (head)
Watch Series 8 Aluminum
0.31 W/kg (head) 0.55 W/kg (body)
Price
Watch Series 11
€ 795.00
Watch Series 8 Aluminum
About 340 EUR