Screen size
AL21—
CF75—
Quick verdict
AL21 leads the measured specs 2-1.
Measured wins
AL21
2
spec wins
Overall winner
Ties
4
equal specs
CF75
1
spec wins
Screen size
Technology
AL21
GSM
CF75
GSM
2G bands
AL21
GSM 900 / 1800 / 1900 , GSM 850 / 1800 / 1900 - US version
CF75
GSM 900 / 1800 / 1900
GPRS
AL21
Class 8
CF75
Class 10
EDGE
AL21
No
CF75
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
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Yes
Announced
AL21
2005, November
CF75
2005, Q1
Status
AL21
Discontinued
CF75
Discontinued
Dimensions
AL21
86.8 x 45.8 x 19.2 mm (3.42 x 1.80 x 0.76 in)
CF75
94 x 47 x 22 mm, 80 cc (3.70 x 1.85 x 0.87 in)
Weight
AL21
78 g (2.75 oz)
CF75
91 g (3.21 oz)
SIM
AL21
Mini-SIM
CF75
Mini-SIM
Type
AL21
TFT, 65K colors
CF75
CSTN, 65K colors
Size
AL21
CF75
Resolution
AL21
130 x 130 pixels, 1:1 ratio
CF75
128 x 160 pixels
Other
AL21
-
CF75
Second external 4K colors display, CSTN (96 x 64 pixels) 5-way navigation key
Card slot
AL21
No
CF75
No
Phonebook
AL21
Yes
CF75
1000 x 20 fields, Photo call
Call records
AL21
10 dialed, 10 received, 10 missed calls
CF75
10 dialed, 10 received, 10 missed calls
Internal
AL21
1.5MB
CF75
10MB
Other
AL21
No
CF75
-
Loudspeaker
AL21
Yes
CF75
Yes
Alert types
AL21
Vibration; Polyphonic(32) ringtones
CF75
Vibration; Downloadable polyphonic ringtones
3.5mm jack
AL21
No
CF75
No
WLAN
AL21
No
CF75
No
Bluetooth
AL21
No
CF75
No
Positioning
AL21
No
CF75
No
Radio
AL21
No
CF75
No
USB
AL21
Proprietary
CF75
Proprietary
Infrared port
AL21
-
CF75
Yes
Sensors
AL21
CF75
Messaging
AL21
SMS, EMS, MMS
CF75
SMS, EMS, MMS, EMail
Browser
AL21
WAP 1.2.1
CF75
WAP 2.0/xHTML
Games
AL21
Yes + downloadable
CF75
Yes + downloadable
Java
AL21
Yes, MIDP 1.0
CF75
Yes, MIDP 2.0
Other
AL21
Predictive text input Organizer
CF75
Push to talk Media player Predictive text input Organizer SyncML Voice memo
Type
AL21
Removable Li-Ion 600 mAh battery
CF75
Removable Li-Ion 600 mAh battery
Stand-by
AL21
Up to 220 h
CF75
Up to 250 h
Talk time
AL21
Up to 5 h
CF75
Up to 2 h 30 min
Colors
AL21
Red Temptation, Black Magic
CF75
Ocean blue, Pearl black
Single
AL21
-
CF75
VGA
Video
AL21
-
CF75
Yes
Other
AL21
-
CF75
No