Screen size
A31—
CL75—
Quick verdict
A31 leads the measured specs 3-1.
Measured wins
A31
3
spec wins
Overall winner
Ties
3
equal specs
CL75
1
spec wins
Screen size
Technology
A31
GSM
CL75
GSM
2G bands
A31
GSM 900 / 1800 , GSM 850 / 1900 - US version
CL75
GSM 900 / 1800 / 1900
GPRS
A31
Class 8
CL75
Class 10
EDGE
A31
No
CL75
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
equal specsStereo speakers
No
Announced
A31
2005, November
CL75
2005, Q1
Status
A31
Discontinued
CL75
Discontinued
Dimensions
A31
102 x 46 x 17.6 mm, 75 cc (4.02 x 1.81 x 0.69 in)
CL75
87 x 44 x 23 mm, 74 cc (3.43 x 1.73 x 0.91 in)
Weight
A31
85 g (3.00 oz)
CL75
90 g (3.17 oz)
SIM
A31
Mini-SIM
CL75
Mini-SIM
Type
A31
CSTN, 65K colors
CL75
TFT, 256K colors
Size
A31
CL75
Resolution
A31
128 x 128 pixels, 1:1 ratio
CL75
128 x 160 pixels
Other
A31
-
CL75
Second external 65K colors display, CSTN (96 x 64 pixels)
Card slot
A31
No
CL75
No
Phonebook
A31
Yes
CL75
500 x 20 fields, Photo call
Call records
A31
10 dialed, 10 received, 10 missed calls
CL75
10 dialed, 10 received, 10 missed calls
Internal
A31
1.5MB
CL75
11MB
Other
A31
-
CL75
100 short messages
Other
A31
No
CL75
-
Loudspeaker
A31
Yes
CL75
No
Alert types
A31
Vibration; Polyphonic(32) ringtones
CL75
Vibration; Downloadable polyphonic ringtones
3.5mm jack
A31
No
CL75
No
WLAN
A31
No
CL75
No
Bluetooth
A31
No
CL75
No
Positioning
A31
No
CL75
No
Radio
A31
No
CL75
No
USB
A31
No
CL75
Proprietary
Infrared port
A31
-
CL75
Yes
Sensors
A31
CL75
Messaging
A31
SMS, EMS, MMS
CL75
SMS, EMS, MMS, Instant Messaging
Browser
A31
WAP 1.2.1
CL75
WAP 2.0/xHTML
Games
A31
Yes + downloadable
CL75
2- Angels&Clouds, C’est La Vie + downloadable
Java
A31
Yes, MIDP 1.0
CL75
Yes, MIDP 1.0
Other
A31
Predictive text input Organizer
CL75
Push to talk Predictive text input Organizer Voice memo
Type
A31
Removable Li-Ion 820 mAh battery
CL75
Removable Li-Ion 780 mAh battery
Stand-by
A31
Up to 270 h
CL75
Up to 220 h
Talk time
A31
Up to 5 h
CL75
Up to 3 h
Colors
A31
Anthracite, Ruby Red
CL75
Silk Flower Red, Pin Striped Black
Single
A31
-
CL75
VGA
Video
A31
-
CL75
Yes
Other
A31
-
CL75
No