Screen size
AX75—
SL55—
Quick verdict
AX75 leads the measured specs 4-0.
Measured wins
AX75
4
spec wins
Overall winner
Ties
3
equal specs
SL55
0
spec wins
Screen size
Technology
AX75
GSM
SL55
GSM
2G bands
AX75
GSM 900 / 1800 / 1900 , GSM 850 / 1800 / 1900 - US version
SL55
GSM 900 / 1800 / 1900 , GSM 850 / 1900 - Siemens SL56
GPRS
AX75
Class 8
SL55
Class 8
EDGE
AX75
No
SL55
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
AX75
2005, Q1
SL55
2003, Q2
Status
AX75
Discontinued
SL55
Discontinued
Dimensions
AX75
106 x 47 x 18 mm, 75 cc (4.17 x 1.85 x 0.71 in)
SL55
82 x 45 x 22 mm, 63 cc (3.23 x 1.77 x 0.87 in)
Weight
AX75
76 g (2.68 oz)
SL55
79 g (2.79 oz)
SIM
AX75
Mini-SIM
SL55
Mini-SIM
Type
AX75
CSTN, 65K colors
SL55
CSTN, 4096 colors
Size
AX75
SL55
Resolution
AX75
128 x 128 pixels, 7 lines, 1:1 ratio
SL55
101 x 80 pixels
Other
AX75
4-way navigation key Softkeys
SL55
Navi key Retractable keyboard, like in Siemens SL10
Card slot
AX75
No
SL55
No
Phonebook
AX75
500 x 12 fields
SL55
500 x 14 fields
Call records
AX75
10 dialed, 10 received, 10 missed calls
SL55
10 dialed, 10 received, 10 missed calls
Internal
AX75
1.5MB
SL55
1.6MB
Other
AX75
100 short messages
SL55
20 voice dial numbers 20 voice commands 100 short messages SMS templates
Other
AX75
No
SL55
No
Loudspeaker
AX75
Yes
SL55
No
Alert types
AX75
Vibration; Downloadable polyphonic ringtones
SL55
Vibration; Downloadable polyphonic ringtones, composer
3.5mm jack
AX75
No
SL55
No
WLAN
AX75
No
SL55
No
Bluetooth
AX75
No
SL55
No
Positioning
AX75
No
SL55
No
Infrared port
AX75
Yes
SL55
Yes
Radio
AX75
No
SL55
No
USB
AX75
Proprietary
SL55
Sensors
AX75
SL55
Messaging
AX75
SMS, EMS, MMS
SL55
SMS, EMS, MMS, Email
Browser
AX75
WAP 1.2.1
SL55
WAP 1.2.1
Games
AX75
Yes + downloadable
SL55
Yes
Java
AX75
Yes, MIDP 1.0
SL55
Yes
Other
AX75
Predictive text input Organizer Voice dial/voice command Optional VGA camera
SL55
Predictive text input Stopwatch Organizer Voice dial Voice command Voice memo User profiles SyncML Optional digital camera
Clock
AX75
-
SL55
Yes
Alarm
AX75
-
SL55
Yes
Type
AX75
Removable Li-Ion 600 mAh battery
SL55
Removable Li-Po 500 mAh battery (EBA-520)
Stand-by
AX75
Up to 220 h
SL55
Up to 210 h
Talk time
AX75
Up to 5 h
SL55
Up to 5 h
Colors
AX75
2 - Ice Blue, Cream Stone
SL55