Screen size
A75—
SX66Winner: 3.5"
Quick verdict
SX66 leads the measured specs 5-2.
Measured wins
A75
2
spec wins
Ties
2
equal specs
SX66
5
spec wins
Overall winner
Screen size
Technology
A75
GSM
SX66
GSM
2G bands
A75
GSM 900 / 1800 / 1900 , GSM 850 / 1800 / 1900 - US version
SX66
GSM 850 / 900 / 1800 / 1900
GPRS
A75
Class 8
SX66
Class 10
EDGE
A75
No
SX66
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
equal specsSD card
Stereo speakers
No
Announced
A75
2005, Q1
SX66
2004, Q4
Status
A75
Discontinued
SX66
Discontinued
Dimensions
A75
101 x 44 x 20 mm (3.98 x 1.73 x 0.79 in)
SX66
125 x 71 x 18 mm (4.92 x 2.80 x 0.71 in)
Weight
A75
78 g (2.75 oz)
SX66
210 g (7.41 oz)
SIM
A75
Mini-SIM
SX66
Mini-SIM
Keyboard
A75
-
SX66
QWERTY
Type
A75
CSTN, 4096 colors
SX66
TFT resistive touchscreen, 65K colors
Size
A75
SX66
3.5 inches, 53 x 71 mm, 37.9 cm2 (~42.7% screen-to-body ratio)
Resolution
A75
101 x 80 pixels
SX66
240 x 320 pixels, 4:3 ratio (~114 ppi density)
Other
A75
4-way navigation key Screensaver
SX66
Downloadable logos
Card slot
A75
No
SX66
SDIO/MMC
Phonebook
A75
100 numbers, 4 groups
SX66
-
Call records
A75
10 dialed, 10 received, 10 missed calls
SX66
-
Other
A75
100 short messages
SX66
-
Internal
A75
-
SX66
128MB RAM
Other
A75
No
SX66
No
Loudspeaker
A75
Yes
SX66
Yes
Alert types
A75
Polyphonic(32) ringtones
SX66
Vibration; Downloadable polyphonic, MP3 ringtones
3.5mm jack
A75
No
SX66
No
WLAN
A75
No
SX66
Wi-Fi 802.11b
Bluetooth
A75
No
SX66
Yes
Positioning
A75
No
SX66
No
Radio
A75
No
SX66
No
USB
A75
SX66
Proprietary
Infrared port
A75
-
SX66
Yes
Sensors
A75
SX66
Messaging
A75
SMS, EMS
SX66
-
Browser
A75
WAP 1.2.1
SX66
HTML (PocketIE)
Games
A75
2 - Stack Attack Junior and Magic Picture
SX66
-
Java
A75
No
SX66
-
Other
A75
Predictive text input Calculator Stopwatch
SX66
Microsoft ActiveSync MP3/AAC player Predictive text input
Type
A75
Removable Li-Ion 650 mAh battery
SX66
Removable Li-Ion battery
Stand-by
A75
Up to 250 h
SX66
Up to 200 h
Talk time
A75
Up to 5 h
SX66
Up to 4 h
Colors
A75
2 - Atlantic Blue, Polar Silver
SX66
Silver
OS
A75
-
SX66
Microsoft Windows Mobile 2003 SE PocketPC
CPU
A75
-
SX66
Intel Xscale PXA272 520 MHz