Screen size
equal specsWatch 41.5"
Watch Buds 21.5"
Quick verdict
Watch 4 leads the measured specs 7-2.
Measured wins
Watch 4
7
spec wins
Overall winner
Ties
6
equal specs
Watch Buds 2
2
spec wins
Screen size
equal specsTechnology
Watch 4
HSPA / LTE
Watch Buds 2
No cellular connectivity
2G bands
Watch 4
N/A
Watch Buds 2
N/A
3G bands
Watch 4
HSDPA 850 / 900 / 1800 / 1900 / 2100 / 800
Watch Buds 2
N/A
4G bands
Watch 4
LTE
Watch Buds 2
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
N/A
Speed
Watch 4
HSPA, LTE
Watch Buds 2
No
GPRS
Watch 4
-
Watch Buds 2
No
EDGE
Watch 4
-
Watch Buds 2
No
Announced
Watch 4
2023, May 10
Watch Buds 2
2026, April 20
Status
Watch 4
Available. Released 2023, June 22
Watch Buds 2
Available. Released 2026, April 20
Dimensions
Watch 4
46.2 x 46.2 x 10.9 mm (1.82 x 1.82 x 0.43 in)
Watch Buds 2
47 x 47 x 14.7 mm (1.85 x 1.85 x 0.58 in)
Weight
Watch 4
48 g (1.69 oz)
Watch Buds 2
54.5 g (1.90 oz)
Build
Watch 4
Glass front, ceramic back, stainless steel frame
Watch Buds 2
Titanium alloy frame, glass-fiber reinforced plastic back
SIM
Watch 4
eSIM
Watch Buds 2
No
Other
Watch 4
50m water resistant 5 ATM Compatible with standard 22mm straps
Watch Buds 2
Built-in wireless earbuds housed beneath the display; charging from the watch Compatible with standard 22mm straps
Type
Watch 4
AMOLED
Watch Buds 2
LTPO AMOLED, 3000 nits (peak)
Size
Watch 4
1.5 inches
Watch Buds 2
1.5 inches
Resolution
Watch 4
466 x 466 pixels (~310 ppi density)
Watch Buds 2
466 x 466 pixels (~310 ppi density)
OS
Watch 4
HarmonyOS 3.0
Watch Buds 2
HarmonyOS
Chipset
Watch 4
Qualcomm Snapdragon W5 Gen 1 (4 nm)
Watch Buds 2
-
CPU
Watch 4
Quad-core 1.7 GHz Cortex-A53
Watch Buds 2
-
GPU
Watch 4
Adreno 702
Watch Buds 2
-
Card slot
Watch 4
No
Watch Buds 2
No
Internal
Watch 4
32GB 2GB RAM
Watch Buds 2
-
Other
Watch 4
No
Watch Buds 2
No
Loudspeaker
Watch 4
Yes
Watch Buds 2
No
3.5mm jack
Watch 4
No
Watch Buds 2
No
WLAN
Watch 4
Wi-Fi 802.11 b/g/n (market/region dependent)
Watch Buds 2
No
Bluetooth
Watch 4
5.2, A2DP, LE
Watch Buds 2
5.2, A2DP, LE
Positioning
Watch 4
GPS, GLONASS, BDS, GALILEO, QZSS
Watch Buds 2
GPS, GLONASS, GALILEO, BDS
NFC
Watch 4
Yes
Watch Buds 2
Yes
Radio
Watch 4
No
Watch Buds 2
No
USB
Watch 4
No
Watch Buds 2
No
Sensors
Watch 4
Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature)
Watch Buds 2
Accelerometer, gyro, heart rate, SpO2
Type
Watch 4
Li-Ion 530 mAh
Watch Buds 2
Li-Ion 410 mAh
Charging
Watch 4
Wireless
Watch Buds 2
Wireless
Colors
Watch 4
Black
Watch Buds 2
Black, Silver
Models
Watch 4
ARC-AL00
Watch Buds 2
LBA-B19
Price
Watch 4
About 450 EUR
Watch Buds 2
About 440 EUR