Screen size
U8230Winner: 3.5"+57%
Watch Buds 21.5"
Quick verdict
Watch Buds 2 leads the measured specs 6-5.
Measured wins
U8230
5
spec wins
Ties
2
equal specs
Watch Buds 2
6
spec wins
Overall winner
Screen size
Technology
U8230
GSM / HSPA
Watch Buds 2
No cellular connectivity
2G bands
U8230
GSM 850 / 900 / 1800 / 1900
Watch Buds 2
N/A
3G bands
U8230
HSDPA 2100
Watch Buds 2
N/A
Speed
U8230
HSPA
Watch Buds 2
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
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
Stereo speakers
No
4G bands
U8230
-
Watch Buds 2
N/A
GPRS
U8230
-
Watch Buds 2
No
EDGE
U8230
-
Watch Buds 2
No
Announced
U8230
2009, June. Released 2009
Watch Buds 2
2026, April 20
Status
U8230
Discontinued
Watch Buds 2
Available. Released 2026, April 20
Dimensions
U8230
117 x 63 x 14 mm (4.61 x 2.48 x 0.55 in)
Watch Buds 2
47 x 47 x 14.7 mm (1.85 x 1.85 x 0.58 in)
Weight
U8230
-
Watch Buds 2
54.5 g (1.90 oz)
SIM
U8230
Mini-SIM
Watch Buds 2
No
Other
U8230
Trackball
Watch Buds 2
Built-in wireless earbuds housed beneath the display; charging from the watch Compatible with standard 22mm straps
Build
U8230
-
Watch Buds 2
Titanium alloy frame, glass-fiber reinforced plastic back
Type
U8230
TFT, 256K colors
Watch Buds 2
LTPO AMOLED, 3000 nits (peak)
Size
U8230
3.5 inches, 36.5 cm2 (~49.5% screen-to-body ratio)
Watch Buds 2
1.5 inches
Resolution
U8230
320 x 480 pixels, 3:2 ratio (~165 ppi density)
Watch Buds 2
466 x 466 pixels (~310 ppi density)
OS
U8230
Android 2.1 (Eclair)
Watch Buds 2
HarmonyOS
Chipset
U8230
Qualcomm MSM7200A
Watch Buds 2
-
CPU
U8230
528 MHz ARM 11
Watch Buds 2
-
GPU
U8230
Adreno 130
Watch Buds 2
-
Card slot
U8230
microSDHC (dedicated slot)
Watch Buds 2
No
Internal
U8230
256MB RAM
Watch Buds 2
-
Single
U8230
3.15 MP, AF
Watch Buds 2
-
Video
U8230
Watch Buds 2
-
Single
U8230
VGA
Watch Buds 2
-
Video
U8230
Watch Buds 2
-
Loudspeaker
U8230
Yes
Watch Buds 2
No
3.5mm jack
U8230
No
Watch Buds 2
No
Other
U8230
2.5 mm audio jack
Watch Buds 2
-
WLAN
U8230
Wi-Fi 802.11 b/g
Watch Buds 2
No
Bluetooth
U8230
2.0, A2DP (headset support only)
Watch Buds 2
5.2, A2DP, LE
Positioning
U8230
GPS, A-GPS
Watch Buds 2
GPS, GLONASS, GALILEO, BDS
Radio
U8230
No
Watch Buds 2
No
USB
U8230
microUSB
Watch Buds 2
No
NFC
U8230
-
Watch Buds 2
Yes
Sensors
U8230
Accelerometer
Watch Buds 2
Accelerometer, gyro, heart rate, SpO2
Browser
U8230
HTML, Adobe Flash
Watch Buds 2
-
Other
U8230
Pocket Office Voice memo MP3/WMA/eAAC+ player MP4/H.264 player Predictive text input
Watch Buds 2
-
Type
U8230
Removable Li-Ion 1500 mAh battery
Watch Buds 2
Li-Ion 410 mAh
Charging
U8230
-
Watch Buds 2
Wireless
Colors
U8230
White, Black
Watch Buds 2
Black, Silver
Price
U8230
About 270 EUR
Watch Buds 2
About 440 EUR
Models
U8230
-
Watch Buds 2
LBA-B19
Other
U8230
-
Watch Buds 2
No