Screen size
equal specsA662.4"
U562.4"
Quick verdict
U56 leads the measured specs 3-0.
Measured wins
A66
0
spec wins
Ties
7
equal specs
U56
3
spec wins
Overall winner
Screen size
equal specsTechnology
A66
GSM
U56
GSM
2G bands
A66
GSM 900 / 1800 - SIM 1, GSM 900 / 1800 - SIM 2
U56
GSM 900 / 1800 - SIM 1, GSM 900 / 1800 - SIM 2
GPRS
A66
Class 10
U56
Class 10
EDGE
A66
No
U56
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
No
Announced
A66
2010. Released 2010
U56
2010. Released 2010
Status
A66
Discontinued
U56
Discontinued
Dimensions
A66
100 x 49 x 15.5 mm (3.94 x 1.93 x 0.61 in)
U56
115 x 49 x 11.5 mm (4.53 x 1.93 x 0.45 in)
Weight
A66
-
U56
-
SIM
A66
Dual SIM (Mini-SIM, dual stand-by)
U56
Dual SIM (Mini-SIM, dual stand-by)
Type
A66
TFT, 65K colors
U56
TFT, 65K colors
Size
A66
2.4 inches, 17.8 cm2 (~36.4% screen-to-body ratio)
U56
2.4 inches, 17.8 cm2 (~31.7% screen-to-body ratio)
Resolution
A66
240 x 320 pixels, 4:3 ratio (~167 ppi density)
U56
240 x 320 pixels, 4:3 ratio (~167 ppi density)
Other
A66
Secondary hidden display
U56
-
Card slot
A66
microSD (dedicated slot)
U56
microSD (dedicated slot)
Phonebook
A66
Yes
U56
Yes
Call records
A66
Yes
U56
Yes
Single
A66
2 MP
U56
1.3 MP
Video
A66
No
U56
No
Other
A66
No
U56
No
Loudspeaker
A66
Yes
U56
Yes
3.5mm jack
A66
No
U56
No
WLAN
A66
No
U56
No
Bluetooth
A66
2.0
U56
2.0
Positioning
A66
No
U56
No
Radio
A66
FM radio
U56
FM radio
USB
A66
No
U56
No
Sensors
A66
U56
Messaging
A66
SMS, MMS
U56
SMS, MMS
Browser
A66
WAP 2.0/xHTML
U56
WAP 2.0/xHTML
Games
A66
No
U56
No
Java
A66
Yes, MIDP 2.0
U56
Yes, MIDP 2.0
Other
A66
MP3/MP4 player Predictive text input
U56
MP3/MP4 player Predictive text input
Type
A66
Removable Li-Ion 1000 mAh battery
U56
Removable Li-Ion 1200 mAh battery
Colors
A66
Pink, Black
U56
Black