Screen size
A100Winner: 1.5"
A90B—
Quick verdict
A100 leads the measured specs 4-1.
Measured wins
A100
4
spec wins
Overall winner
Ties
4
equal specs
A90B
1
spec wins
Screen size
Technology
A100
GSM
A90B
GSM
2G bands
A100
GSM 900 / 1800
A90B
GSM 900 / 1800 / 1900
GPRS
A100
No
A90B
Yes
EDGE
A100
No
A90B
No
Resolution
equal specsRefresh 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
A100
2007
A90B
2003
Status
A100
Discontinued
A90B
Discontinued
Dimensions
A100
85.5 x 45 x 18 mm (3.37 x 1.77 x 0.71 in)
A90B
86 x 44 x 20 mm (3.39 x 1.73 x 0.79 in)
Weight
A100
75 g (2.65 oz)
A90B
80 g (2.82 oz)
SIM
A100
Mini-SIM
A90B
Mini-SIM
Type
A100
CSTN, 65K colors
A90B
CSTN, 65K colors
Size
A100
1.5 inches, 7.3 cm2 (~18.9% screen-to-body ratio)
A90B
Resolution
A100
128 x 128 pixels, 1:1 ratio (~121 ppi density)
A90B
128 x 128 pixels, 1:1 ratio
Other
A100
-
A90B
Second external OLED (80 x 48 pixels)
Card slot
A100
No
A90B
No
Phonebook
A100
300 entries
A90B
500
Call records
A100
10 dialed, 10 received, 10 missed calls
A90B
10 dialed, 10 received, 10 missed calls
Other
A100
No
A90B
No
Loudspeaker
A100
No
A90B
No
Alert types
A100
Vibration; Downloadable polyphonic, MIDI ringtones
A90B
Vibration; Polyphonic(40) ringtones
3.5mm jack
A100
No
A90B
No
Other
A100
-
A90B
Polyphonic ringtones Downloadable games, ringtones, screensavers, wallpapers
WLAN
A100
No
A90B
No
Bluetooth
A100
No
A90B
No
Positioning
A100
No
A90B
No
Radio
A100
No
A90B
No
USB
A100
No
A90B
Sensors
A100
A90B
Messaging
A100
SMS
A90B
SMS
Browser
A100
No
A90B
WAP
Games
A100
Yes
A90B
5 + downloadable
Java
A100
No
A90B
No
Other
A100
-
A90B
Predictive text input Organizer
Type
A100
Removable Li-Ion 750 mAh battery
A90B
Removable Li-Ion 860 mAh battery
Stand-by
A100
Up to 350 h
A90B
Up to 100 h
Talk time
A100
Up to 7 h
A90B
Up to 3 h
Colors
A100
Black
A90B