Screen size
U8800 ProWinner: 3.8"+64%
Watch Ultimate Design Spring1.4"
Quick verdict
U8800 Pro leads the measured specs 9-8.
Measured wins
U8800 Pro
9
spec wins
Overall winner
Ties
1
equal specs
Watch Ultimate Design Spring
8
spec wins
Screen size
Technology
U8800 Pro
GSM / HSPA
Watch Ultimate Design Spring
HSPA / LTE
2G bands
U8800 Pro
GSM 850 / 900 / 1800 / 1900
Watch Ultimate Design Spring
N/A
3G bands
U8800 Pro
HSDPA 900 / 2100
Watch Ultimate Design Spring
HSDPA 850 / 900 / 1900 / 2100
Speed
U8800 Pro
HSPA 14.4/5.76 Mbps
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
SD card
Stereo speakers
Watch Ultimate Design Spring
HSPA, LTE
4G bands
U8800 Pro
-
Watch Ultimate Design Spring
LTE
Announced
U8800 Pro
2011, Q2
Watch Ultimate Design Spring
2026, April 20
Status
U8800 Pro
Discontinued
Watch Ultimate Design Spring
Available. Released 2026, May 08
Dimensions
U8800 Pro
120 x 62 x 11.6 mm (4.72 x 2.44 x 0.46 in)
Watch Ultimate Design Spring
42.9 x 42.9 x 10.8 mm (1.69 x 1.69 x 0.43 in)
Weight
U8800 Pro
130 g (4.59 oz)
Watch Ultimate Design Spring
91 g (3.21 oz)
SIM
U8800 Pro
Mini-SIM
Watch Ultimate Design Spring
eSIM
Build
U8800 Pro
-
Watch Ultimate Design Spring
Sapphire crystal front, titanium alloy front shell, ceramic back
Other
U8800 Pro
-
Watch Ultimate Design Spring
99 natural diamonds (0.8 carats) 5 ATM (maximum depth 40 meters when diving) IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) ECG certified
Type
U8800 Pro
TFT
Watch Ultimate Design Spring
LTPO2 AMOLED, 3000 nits (peak)
Size
U8800 Pro
3.8 inches, 41.1 cm2 (~55.2% screen-to-body ratio)
Watch Ultimate Design Spring
1.38 inches
Resolution
U8800 Pro
480 x 800 pixels, 5:3 ratio (~246 ppi density)
Watch Ultimate Design Spring
466 x 466 pixels (~338 ppi density)
Protection
U8800 Pro
Scratch-resistant glass, oleophobic coating
Watch Ultimate Design Spring
Sapphire crystal glass
OS
U8800 Pro
Android 2.3 (Gingerbread)
Watch Ultimate Design Spring
HarmonyOS 6.1
Chipset
U8800 Pro
Qualcomm MSM8255 Snapdragon S2
Watch Ultimate Design Spring
Kirin W80
CPU
U8800 Pro
1.0 GHz Scorpion
Watch Ultimate Design Spring
-
GPU
U8800 Pro
Adreno 205
Watch Ultimate Design Spring
-
Card slot
U8800 Pro
microSDHC (dedicated slot)
Watch Ultimate Design Spring
No
Internal
U8800 Pro
2GB 512MB RAM, 4GB 512MB RAM
Watch Ultimate Design Spring
-
Single
U8800 Pro
5 MP, AF
Watch Ultimate Design Spring
-
Features
U8800 Pro
LED flash
Watch Ultimate Design Spring
-
Video
U8800 Pro
720p@30fps
Watch Ultimate Design Spring
-
Other
U8800 Pro
No
Watch Ultimate Design Spring
-
Loudspeaker
U8800 Pro
Yes
Watch Ultimate Design Spring
Yes
3.5mm jack
U8800 Pro
Yes
Watch Ultimate Design Spring
No
WLAN
U8800 Pro
Wi-Fi 802.11 b/g/n
Watch Ultimate Design Spring
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Bluetooth
U8800 Pro
2.1, A2DP, EDR
Watch Ultimate Design Spring
5.2, A2DP, LE
Positioning
U8800 Pro
GPS, A-GPS
Watch Ultimate Design Spring
GPS (L1+L5), GLONASS, GALILEO (L1+L5), QZSS (L1+L5), BDS
Radio
U8800 Pro
Stereo FM radio
Watch Ultimate Design Spring
No
USB
U8800 Pro
microUSB 2.0
Watch Ultimate Design Spring
No
NFC
U8800 Pro
-
Watch Ultimate Design Spring
Yes
Sensors
U8800 Pro
Accelerometer, proximity, compass
Watch Ultimate Design Spring
Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature), X-TAP
Other
U8800 Pro
MP3/WMA/WAV/eAAC+ player MP4/WMV/H.264 player Organizer Document viewer Photo viewer/editor Voice memo/dial Predictive text input
Watch Ultimate Design Spring
Sleep apnea detection Heart Rate Variability (HRV) Arterial Stiffness Detection
Type
U8800 Pro
Removable Li-Po 1500 mAh battery
Watch Ultimate Design Spring
Li-Ion 540 mAh
Stand-by
U8800 Pro
Up to 380 h (2G) / Up to 440 h (3G)
Watch Ultimate Design Spring
-
Talk time
U8800 Pro
Up to 8 h 20 min (2G) / Up to 6 h 40 min (3G)
Watch Ultimate Design Spring
-
Music play
U8800 Pro
Up to 35 h
Watch Ultimate Design Spring
-
Charging
U8800 Pro
-
Watch Ultimate Design Spring
Wireless
Colors
U8800 Pro
Black
Watch Ultimate Design Spring
Diamond Silver
Price
U8800 Pro
About 70 EUR
Watch Ultimate Design Spring
About 4000 EUR
Models
U8800 Pro
-
Watch Ultimate Design Spring
CHC-AL00
Other
U8800 Pro
-
Watch Ultimate Design Spring
No