Screen size
AF51—
AX75—
Quick verdict
AF51 and AX75 are close on the measured specs.
Measured wins
AF51
2
spec wins
Ties
3
equal specs
AX75
2
spec wins
Screen size
Resolution
Technology
AF51
GSM
AX75
GSM
2G bands
AF51
GSM 900 / 1800 / 1900
AX75
GSM 900 / 1800 / 1900 , GSM 850 / 1800 / 1900 - US version
GPRS
AF51
Class 8
AX75
Class 8
EDGE
AF51
No
AX75
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
AF51
2005, November
AX75
2005, Q1
Status
AF51
Discontinued
AX75
Discontinued
Dimensions
AF51
79 x 41 x 19.6 mm (3.11 x 1.61 x 0.77 in)
AX75
106 x 47 x 18 mm, 75 cc (4.17 x 1.85 x 0.71 in)
Weight
AF51
80 g (2.82 oz)
AX75
76 g (2.68 oz)
SIM
AF51
Mini-SIM
AX75
Mini-SIM
Type
AF51
CSTN, 65K colors
AX75
CSTN, 65K colors
Size
AF51
AX75
Resolution
AF51
130 x 130 pixels, 1:1 ratio
AX75
128 x 128 pixels, 7 lines, 1:1 ratio
Other
AF51
Second external 65K colors display, CSTN (96 x 64 pixels)
AX75
4-way navigation key Softkeys
Card slot
AF51
No
AX75
No
Phonebook
AF51
Yes
AX75
500 x 12 fields
Call records
AF51
10 dialed, 10 received, 10 missed calls
AX75
10 dialed, 10 received, 10 missed calls
Internal
AF51
-
AX75
1.5MB
Other
AF51
-
AX75
100 short messages
Other
AF51
No
AX75
No
Loudspeaker
AF51
Yes
AX75
Yes
Alert types
AF51
Vibration; Polyphonic(32) ringtones
AX75
Vibration; Downloadable polyphonic ringtones
3.5mm jack
AF51
No
AX75
No
WLAN
AF51
No
AX75
No
Bluetooth
AF51
No
AX75
No
Positioning
AF51
No
AX75
No
Radio
AF51
No
AX75
No
USB
AF51
AX75
Proprietary
Infrared port
AF51
-
AX75
Yes
Sensors
AF51
AX75
Messaging
AF51
SMS, MMS
AX75
SMS, EMS, MMS
Browser
AF51
WAP 1.2.1
AX75
WAP 1.2.1
Games
AF51
Yes + downloadable
AX75
Yes + downloadable
Java
AF51
Yes, MIDP 1.0
AX75
Yes, MIDP 1.0
Other
AF51
Predictive text input Organizer Voice dial
AX75
Predictive text input Organizer Voice dial/voice command Optional VGA camera
Type
AF51
Removable Li-Ion 620 mAh battery
AX75
Removable Li-Ion 600 mAh battery
Stand-by
AF51
Up to 220 h
AX75
Up to 220 h
Talk time
AF51
Up to 5 h
AX75
Up to 5 h
Colors
AF51
Panther Black, Dolphin Grey
AX75
2 - Ice Blue, Cream Stone