Screen size
GS 18—
T20e—
Quick verdict
GS 18 leads the measured specs 2-1.
Measured wins
GS 18
2
spec wins
Overall winner
Ties
3
equal specs
T20e
1
spec wins
Screen size
Technology
GS 18
GSM
T20e
GSM
2G bands
GS 18
GSM 900
T20e
GSM 900 / 1800
GPRS
GS 18
No
T20e
No
EDGE
GS 18
No
T20e
No
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
Announced
GS 18
1996
T20e
2001
Status
GS 18
Discontinued
T20e
Discontinued
Dimensions
GS 18
147 x 60 x 24 mm (5.79 x 2.36 x 0.94 in)
T20e
101 x 54 x 28 mm (3.98 x 2.13 x 1.10 in)
Weight
GS 18
215 g (7.58 oz)
T20e
128 g (4.52 oz)
SIM
GS 18
Mini-SIM
T20e
Mini-SIM
Type
GS 18
Alphanumeric
T20e
Monochrome graphic
Size
GS 18
T20e
Resolution
GS 18
4 x 12 chars
T20e
101 x 33 pixels, 3 x 12 chars
Other
GS 18
Fixed icons
T20e
-
Card slot
GS 18
No
T20e
No
Phonebook
GS 18
100
T20e
Call records
GS 18
T20e
10 received, dialed and missed calls
Other
GS 18
-
T20e
SMS Templates
Other
GS 18
No
T20e
No
Loudspeaker
GS 18
No
T20e
No
Alert types
GS 18
Monophonic ringtones
T20e
Vibration; Downloadable monophonic ringtones, composer
3.5mm jack
GS 18
No
T20e
No
WLAN
GS 18
No
T20e
No
Bluetooth
GS 18
No
T20e
No
Positioning
GS 18
No
T20e
No
Radio
GS 18
No
T20e
No
USB
GS 18
T20e
Sensors
GS 18
T20e
Messaging
GS 18
SMS
T20e
SMS
Browser
GS 18
T20e
WAP with added security
Clock
GS 18
No
T20e
Yes
Alarm
GS 18
No
T20e
Yes
Games
GS 18
No
T20e
5
Languages
GS 18
12
T20e
24
Java
GS 18
No
T20e
No
Other
GS 18
Radio link protocol Serial port
T20e
Mobile chat Swatch Internet Time Voice dial Voice answer Calculator Stopwatch Pictures and sound in SMS Start-up shut-down shows Profiles Active flip
Type
GS 18
Removable NiMH 1200 mAh battery
T20e
Removable NiMH battery
Stand-by
GS 18
36 h
T20e
200 h
Talk time
GS 18
180 min
T20e
10 h
Colors
GS 18
T20e
5 - Purple Wild, Blue Whirl, Lime Twist, Silver Weave, Beige Harmony