Screen size
SP65Winner: 2.1"
ST55—
Quick verdict
SP65 leads the measured specs 6-1.
Measured wins
SP65
6
spec wins
Overall winner
Ties
3
equal specs
ST55
1
spec wins
Screen size
Technology
SP65
GSM
ST55
GSM
2G bands
SP65
GSM 900 / 1800 / 1900
ST55
GSM 900 / 1800
GPRS
SP65
Class 10
ST55
Class 10
EDGE
SP65
No
ST55
No
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
Stereo speakers
Announced
SP65
2005, March
ST55
2003, Q3
Status
SP65
Discontinued
ST55
Discontinued
Dimensions
SP65
109 x 48 x 18 mm, 85 cc (4.29 x 1.89 x 0.71 in)
ST55
99 x 47 x 22 mm (3.90 x 1.85 x 0.87 in)
Weight
SP65
98 g (3.46 oz)
ST55
87 g (3.07 oz)
SIM
SP65
Mini-SIM
ST55
Mini-SIM
Type
SP65
TFT, 65K colors
ST55
TFT, 65K colors
Size
SP65
2.1 inches, 32 x 42 mm, 13.7 cm2 (~26.1% screen-to-body ratio)
ST55
Resolution
SP65
132 x 176 pixels, 9 lines, 4:3 ratio (~105 ppi density)
ST55
120 x 160 pixels, 7 lines, 4:3 ratio
Other
SP65
Download assistant for logos
ST55
5-way navi key
Card slot
SP65
RS-MMC
ST55
No
Phonebook
SP65
1000 x 20 fields
ST55
255 x 15 entries
Call records
SP65
100 dialed, 100 received, 100 missed calls
ST55
10 dialed, 20 received, 20 missed calls
Other
SP65
-
ST55
1.2 MB for photos 1.3 MB for MMS 1.1 MB for email messages 100 short messages
Other
SP65
No
ST55
-
Loudspeaker
SP65
Yes
ST55
Yes
Alert types
SP65
Vibration; Downloadable polyphonic ringtones
ST55
Vibration; Downloadable polyphonic ringtones
3.5mm jack
SP65
No
ST55
No
WLAN
SP65
No
ST55
No
Bluetooth
SP65
1.2
ST55
No
Positioning
SP65
No
ST55
No
Infrared port
SP65
Yes
ST55
-
Radio
SP65
No
ST55
No
USB
SP65
Proprietary
ST55
Sensors
SP65
ST55
Messaging
SP65
SMS, EMS, MMS, Email, Instant messaging
ST55
SMS, EMS, MMS, Email
Browser
SP65
WAP 2.0/xHTML
ST55
WAP 2.0/xHTML
Games
SP65
Yes + downloadable
ST55
3 - Wacko, Toggle, Tetris + Java
Java
SP65
Yes, MIDP 2.0
ST55
No
Other
SP65
Predictive text input Organizer Stopwatch Reminder list Voice memo SyncML
ST55
Predictive text input Organizer User profiles SyncML
Clock
SP65
-
ST55
Yes
Alarm
SP65
-
ST55
Yes
Type
SP65
Removable Li-Ion 750 mAh battery
ST55
Removable Li-Ion 750 mAh battery (EBA-595)
Stand-by
SP65
Up to 250 h
ST55
Up to 140 h
Talk time
SP65
Up to 5 h
ST55
Up to 4 h 30 min
Colors
SP65
Steel black, Bordeaux
ST55
Single
SP65
-
ST55
VGA
Video
SP65
-
ST55
No
Other
SP65
-
ST55
No