Screen size
U4002.0"
W10 AlphaWinner: 5.7"+65%
Quick verdict
W10 Alpha leads the measured specs 14-1.
Measured wins
U400
1
spec wins
Ties
2
equal specs
W10 Alpha
14
spec wins
Overall winner
Screen size
Technology
U400
GSM / UMTS
W10 Alpha
GSM / HSPA / LTE
2G bands
U400
GSM 900 / 1800 / 1900
W10 Alpha
GSM 850 / 900 / 1800 / 1900
3G bands
U400
UMTS 2100
W10 Alpha
HSDPA 850 / 900 / 2100
Speed
U400
Yes, 384 kbps
W10 Alpha
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
equal specsStereo speakers
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat13 600/150 Mbps
4G bands
U400
-
W10 Alpha
1, 3, 5, 8, 40, 41
Announced
U400
2006, July
W10 Alpha
2020, February 19. Released 2020, February 19
Status
U400
Discontinued
W10 Alpha
Discontinued
Dimensions
U400
99.8 x 48 x 20.4 mm (3.93 x 1.89 x 0.80 in)
W10 Alpha
147.3 x 71 x 8.9 mm (5.80 x 2.80 x 0.35 in)
Weight
U400
114 g (4.02 oz)
W10 Alpha
170 g (6.00 oz)
SIM
U400
Mini-SIM
W10 Alpha
Nano-SIM + Nano-SIM
Type
U400
TFT, 256K colors
W10 Alpha
IPS LCD
Size
U400
2.0 inches, 12.4 cm2 (~25.9% screen-to-body ratio)
W10 Alpha
5.71 inches, 81.7 cm2 (~78.1% screen-to-body ratio)
Resolution
U400
240 x 320 pixels, 4:3 ratio (~200 ppi density)
W10 Alpha
720 x 1512 pixels, 19:9 ratio (~293 ppi density)
Other
U400
Downloadable wallpapers
W10 Alpha
-
Card slot
U400
microSD (dedicated slot)
W10 Alpha
microSDXC (dedicated slot)
Phonebook
U400
Yes, Photocall
W10 Alpha
-
Call records
U400
40 dialed, 40 received, 40 missed calls
W10 Alpha
-
Internal
U400
-
W10 Alpha
32GB 3GB RAM
Other
U400
-
W10 Alpha
eMMC 5.1
Single
U400
2 MP
W10 Alpha
8 MP, AF
Video
U400
Yes
W10 Alpha
1080p@30fps
Features
U400
-
W10 Alpha
LED flash, panorama, HDR
Single
U400
VGA videocall camera
W10 Alpha
8 MP
Video
U400
W10 Alpha
720p@30fps
Loudspeaker
U400
Yes
W10 Alpha
Yes
Alert types
U400
Vibration; Downloadable polyphonic ringtones
W10 Alpha
-
3.5mm jack
U400
No
W10 Alpha
Yes
WLAN
U400
No
W10 Alpha
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
U400
2.0, A2DP
W10 Alpha
4.1, A2DP, LE
Positioning
U400
No
W10 Alpha
GPS
Radio
U400
No
W10 Alpha
FM radio
USB
U400
Proprietary
W10 Alpha
microUSB 2.0, OTG
NFC
U400
-
W10 Alpha
No
Sensors
U400
W10 Alpha
Accelerometer, proximity
Messaging
U400
SMS, EMS, MMS, Email
W10 Alpha
-
Browser
U400
WAP 2.0/xHTML
W10 Alpha
-
Games
U400
Yes
W10 Alpha
-
Java
U400
Yes, MIDP 2.0
W10 Alpha
-
Other
U400
Video telephony MP3/AAC/WMA/MP4 player Predictive text input Organizer
W10 Alpha
-
Type
U400
Removable Li-Ion battery
W10 Alpha
Li-Po 3450 mAh
Colors
U400
Black, Silver
W10 Alpha
Black, Blue
Models
U400
-
W10 Alpha
LMX210, LMX210LMW, LM-X210LMW
Price
U400
-
W10 Alpha
About 130 EUR
OS
U400
-
W10 Alpha
Android 9.0 (Pie)
Chipset
U400
-
W10 Alpha
Unisoc SC9863A (28 nm)
CPU
U400
-
W10 Alpha
Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
GPU
U400
-
W10 Alpha
IMG8322