Screen size
U3300Winner: 2.0"+9%
Watch Fit 41.8"
Quick verdict
Watch Fit 4 leads the measured specs 9-5.
Measured wins
U3300
5
spec wins
Ties
1
equal specs
Watch Fit 4
9
spec wins
Overall winner
Screen size
Technology
U3300
GSM / UMTS
Watch Fit 4
No cellular connectivity
2G bands
U3300
GSM 900 / 1800 / 1900
Watch Fit 4
N/A
3G bands
U3300
UMTS 2100
Watch Fit 4
N/A
Speed
U3300
Yes, 384 kbps
Watch Fit 4
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
No
4G bands
U3300
-
Watch Fit 4
N/A
GPRS
U3300
-
Watch Fit 4
No
EDGE
U3300
-
Watch Fit 4
No
Announced
U3300
2008, Q2
Watch Fit 4
2025, May 15
Status
U3300
Discontinued
Watch Fit 4
Available. Released 2025, May 26
Dimensions
U3300
98 x 46.4 x 16 mm, 65 cc (3.86 x 1.83 x 0.63 in)
Watch Fit 4
43 x 38 x 9.5 mm (1.69 x 1.50 x 0.37 in)
Weight
U3300
Watch Fit 4
27 g (0.95 oz)
SIM
U3300
Mini-SIM
Watch Fit 4
No
Build
U3300
-
Watch Fit 4
Glass front, aluminum alloy frame, plastic back
Other
U3300
-
Watch Fit 4
5 ATM water resistant
Type
U3300
TFT, 65K colors
Watch Fit 4
AMOLED, 2000 nits (peak)
Size
U3300
2.0 inches, 12.6 cm2 (~27.7% screen-to-body ratio)
Watch Fit 4
1.82 inches
Resolution
U3300
176 x 220 pixels (~141 ppi density)
Watch Fit 4
480 x 408 pixels (~347 ppi density)
Card slot
U3300
microSD (dedicated slot)
Watch Fit 4
No
Phonebook
U3300
1000 entries
Watch Fit 4
No
Call records
U3300
20 dialed, 20 received, 20 missed calls
Watch Fit 4
No
Internal
U3300
-
Watch Fit 4
Unspecified
Single
U3300
2 MP
Watch Fit 4
-
Video
U3300
Yes
Watch Fit 4
-
Single
U3300
VGA videocall camera
Watch Fit 4
-
Video
U3300
Watch Fit 4
-
Loudspeaker
U3300
Yes
Watch Fit 4
Yes
3.5mm jack
U3300
Yes
Watch Fit 4
No
WLAN
U3300
No
Watch Fit 4
No
Bluetooth
U3300
1.2, A2DP
Watch Fit 4
5.2, LE
Positioning
U3300
No
Watch Fit 4
GPS (L1+L5), GALILEO (E1+E5a), QZSS (L1+L5), BDS (B1l+B1C), GLONASS
Radio
U3300
FM transmitter (optional)
Watch Fit 4
No
USB
U3300
2.0
Watch Fit 4
No
NFC
U3300
-
Watch Fit 4
Yes (gray model only)
Sensors
U3300
Watch Fit 4
Accelerometer, gyro, heart rate, SpO2, compass, barometer
Messaging
U3300
SMS, MMS, Email
Watch Fit 4
Email, IM
Browser
U3300
WAP 2.0/xHTML, RSS read
Watch Fit 4
-
Games
U3300
Yes
Watch Fit 4
No
Java
U3300
No
Watch Fit 4
No
Other
U3300
MP3/MP4/AAC player Predictive text input Organizer Photo editor Video streaming
Watch Fit 4
Pulse wave arrhythmia analysis
Type
U3300
Removable Li-Ion battery
Watch Fit 4
Li-Ion 400 mAh
Charging
U3300
-
Watch Fit 4
5W wireless
Colors
U3300
Black
Watch Fit 4
Black, Silver
Models
U3300
-
Watch Fit 4
SYA-B19
Price
U3300
-
Watch Fit 4
$ 121.00 / € 104.76
Other
U3300
-
Watch Fit 4
No