Screen size
AF51—
AX72—
Quick verdict
AF51 and AX72 are close on the measured specs.
Measured wins
AF51
2
spec wins
Ties
3
equal specs
AX72
2
spec wins
Screen size
Resolution
Technology
AF51
GSM
AX72
GSM
2G bands
AF51
GSM 900 / 1800 / 1900
AX72
GSM 900 / 1800 / 1900
GPRS
AF51
Class 8
AX72
Class 8
EDGE
AF51
No
AX72
No
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
Announced
AF51
2005, November
AX72
2005, October
Status
AF51
Discontinued
AX72
Discontinued
Dimensions
AF51
79 x 41 x 19.6 mm (3.11 x 1.61 x 0.77 in)
AX72
105.6 x 46.8 x 17.5 mm (4.16 x 1.84 x 0.69 in)
Weight
AF51
80 g (2.82 oz)
AX72
79 g (2.79 oz)
SIM
AF51
Mini-SIM
AX72
Mini-SIM
Type
AF51
CSTN, 65K colors
AX72
CSTN, 65K colors
Size
AF51
AX72
Resolution
AF51
130 x 130 pixels, 1:1 ratio
AX72
128 x 128 pixels, 1:1 ratio
Other
AF51
Second external 65K colors display, CSTN (96 x 64 pixels)
AX72
5-way navigation key
Card slot
AF51
No
AX72
No
Phonebook
AF51
Yes
AX72
Yes
Call records
AF51
10 dialed, 10 received, 10 missed calls
AX72
10 dialed, 10 received, 10 missed calls
Other
AF51
-
AX72
1.5 MB free memory
Other
AF51
No
AX72
No
Loudspeaker
AF51
Yes
AX72
Yes
Alert types
AF51
Vibration; Polyphonic(32) ringtones
AX72
Vibration; Downloadable polyphonic ringtones
3.5mm jack
AF51
No
AX72
No
WLAN
AF51
No
AX72
No
Bluetooth
AF51
No
AX72
No
Positioning
AF51
No
AX72
No
Radio
AF51
No
AX72
No
USB
AF51
AX72
Proprietary
Sensors
AF51
AX72
Messaging
AF51
SMS, MMS
AX72
SMS, EMS, MMS
Browser
AF51
WAP 1.2.1
AX72
WAP 1.2.1
Games
AF51
Yes + downloadable
AX72
Yes
Java
AF51
Yes, MIDP 1.0
AX72
Yes, MIDP 1.0
Other
AF51
Predictive text input Organizer Voice dial
AX72
Predictive text input Organizer
Type
AF51
Removable Li-Ion 620 mAh battery
AX72
Removable Li-Ion 600 mAh battery
Stand-by
AF51
Up to 220 h
AX72
Up to 220 h
Talk time
AF51
Up to 5 h
AX72
Up to 5 h
Colors
AF51
Panther Black, Dolphin Grey
AX72
Basalt Black