Screen size
LinkWinner: 2.4"+21%
U-40001.9"
Quick verdict
Link leads the measured specs 7-0.
Measured wins
Link
7
spec wins
Overall winner
Ties
5
equal specs
U-4000
0
spec wins
Screen size
Technology
Link
GSM / HSPA
U-4000
GSM / UMTS
2G bands
Link
GSM 850 / 900 / 1800 / 1900
U-4000
GSM 900 / 1800 / 1900
3G bands
Link
HSDPA 850 / 1900
U-4000
UMTS 2100
Speed
Link
HSPA
U-4000
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Yes, 384 kbps
Announced
Link
2010, March. Released 2010, April
U-4000
2006, November
Status
Link
Discontinued
U-4000
Discontinued
Dimensions
Link
115.2 x 60.9 x 9.9 mm (4.54 x 2.40 x 0.39 in)
U-4000
95 x 43 x 16.5 mm (3.74 x 1.69 x 0.65 in)
Weight
Link
91 g (3.21 oz)
U-4000
92 g (3.25 oz)
Keyboard
Link
QWERTY
U-4000
-
SIM
Link
Mini-SIM
U-4000
Mini-SIM
Type
Link
TFT, 256K colors
U-4000
TFT, 260K colors
Size
Link
2.4 inches, 17.8 cm2 (~25.4% screen-to-body ratio)
U-4000
1.9 inches, 11.4 cm2 (~27.8% screen-to-body ratio)
Resolution
Link
320 x 240 pixels, 4:3 ratio (~167 ppi density)
U-4000
176 x 220 pixels (~148 ppi density)
Card slot
Link
microSDHC (dedicated slot)
U-4000
microSD (dedicated slot)
Phonebook
Link
1000 entries, Photocall
U-4000
Yes
Call records
Link
Yes
U-4000
20 dialed, 20 received, 20 missed calls
Internal
Link
-
U-4000
30MB
Single
Link
1.3 MP
U-4000
1.3 MP
Video
Link
320p@15fps
U-4000
Yes
Other
Link
No
U-4000
-
Single
Link
-
U-4000
VGA videocall camera
Video
Link
-
U-4000
Loudspeaker
Link
Yes
U-4000
Yes
3.5mm jack
Link
No
U-4000
No
Alert types
Link
-
U-4000
Vibration; Downloadable polyphonic, MP3 ringtones
WLAN
Link
No
U-4000
No
Bluetooth
Link
2.0, A2DP
U-4000
1.1
Positioning
Link
GPS, A-GPS
U-4000
No
Radio
Link
No
U-4000
No
USB
Link
2.0
U-4000
2.0
Sensors
Link
U-4000
Messaging
Link
SMS, MMS, Email, IM
U-4000
SMS, MMS, Email, Instant Messaging
Games
Link
Yes
U-4000
No
Java
Link
Yes
U-4000
Yes, MIDP 2.0
Other
Link
MP3/WAV/AAC player MP4/H.263 player Organizer Voice memo Predictive text input
U-4000
Video telephony MP3/AAC/AAC+/AAC++ player File manager Photo editing
Browser
Link
-
U-4000
WAP 2.0/xHTML
Type
Link
Removable Li-Ion 930 mAh battery
U-4000
Removable Li-Ion 820 mAh battery
Stand-by
Link
Up to 250 h
U-4000
-
Talk time
Link
Up to 3 h
U-4000
-
Colors
Link
Black
U-4000
Silver black