Screen size
A662.4"
K3Winner: 2.6"+7.7%
Quick verdict
K3 leads the measured specs 3-2.
Measured wins
A66
2
spec wins
Ties
5
equal specs
K3
3
spec wins
Overall winner
Screen size
Technology
A66
GSM
K3
GSM
2G bands
A66
GSM 900 / 1800 - SIM 1, GSM 900 / 1800 - SIM 2
K3
GSM 900 / 1800
GPRS
A66
Class 10
K3
Class 10
EDGE
A66
No
K3
No
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Announced
A66
2010. Released 2010
K3
2010. Released 2010
Status
A66
Discontinued
K3
Discontinued
Dimensions
A66
100 x 49 x 15.5 mm (3.94 x 1.93 x 0.61 in)
K3
109 x 51 x 17.4 mm (4.29 x 2.01 x 0.69 in)
Weight
A66
-
K3
-
SIM
A66
Dual SIM (Mini-SIM, dual stand-by)
K3
Dual SIM (Mini-SIM)
Type
A66
TFT, 65K colors
K3
TFT, 65K colors
Size
A66
2.4 inches, 17.8 cm2 (~36.4% screen-to-body ratio)
K3
2.6 inches, 19.2 cm2 (~34.6% screen-to-body ratio)
Resolution
A66
240 x 320 pixels, 4:3 ratio (~167 ppi density)
K3
240 x 400 pixels, 5:3 ratio (~179 ppi density)
Other
A66
Secondary hidden display
K3
-
Card slot
A66
microSD (dedicated slot)
K3
microSD (dedicated slot)
Phonebook
A66
Yes
K3
Yes
Call records
A66
Yes
K3
Yes
Single
A66
2 MP
K3
VGA
Video
A66
No
K3
No
Other
A66
No
K3
No
Loudspeaker
A66
Yes
K3
Yes
3.5mm jack
A66
No
K3
No
WLAN
A66
No
K3
No
Bluetooth
A66
2.0
K3
2.0
Positioning
A66
No
K3
No
Radio
A66
FM radio
K3
FM radio
USB
A66
No
K3
No
Sensors
A66
K3
Messaging
A66
SMS, MMS
K3
SMS, MMS
Browser
A66
WAP 2.0/xHTML
K3
WAP 2.0/xHTML
Games
A66
No
K3
No
Java
A66
Yes, MIDP 2.0
K3
Yes, MIDP 2.0
Other
A66
MP3/MP4 player Predictive text input
K3
MP3/MP4 player Predictive text input
Type
A66
Removable Li-Ion 1000 mAh battery
K3
Removable Li-Ion 1000 mAh battery
Colors
A66
Pink, Black
K3
White, Black