Screen size
equal specsmy234x1.8"
my312x1.8"
Quick verdict
my234x and my312x are close on the measured specs.
Measured wins
my234x
1
spec wins
Ties
6
equal specs
my312x
1
spec wins
Screen size
equal specsTechnology
my234x
GSM
my312x
GSM
2G bands
my234x
GSM 900 / 1800
my312x
GSM 900 / 1800 / 1900
GPRS
my234x
No
my312x
Yes
EDGE
my234x
No
my312x
No
Resolution
Refresh rate
Peak brightness
Pixel density
equal specsCPU 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
my234x
2008, February. Released 2008
my312x
2008, February. Released 2008
Status
my234x
Discontinued
my312x
Discontinued
Dimensions
my234x
106 x 46 x 12 mm (4.17 x 1.81 x 0.47 in)
my312x
109 x 48 x 11 mm (4.29 x 1.89 x 0.43 in)
Weight
my234x
75 g (2.65 oz)
my312x
87 g (3.07 oz)
SIM
my234x
Mini-SIM
my312x
Mini-SIM
Type
my234x
CSTN, 65K colors
my312x
TFT, 65K colors
Size
my234x
1.8 inches, 10.2 cm2 (~20.9% screen-to-body ratio)
my312x
1.8 inches, 10.2 cm2 (~19.5% screen-to-body ratio)
Resolution
my234x
128 x 160 pixels (~114 ppi density)
my312x
128 x 160 pixels (~114 ppi density)
Card slot
my234x
No
my312x
No
Phonebook
my234x
Yes
my312x
Yes
Call records
my234x
20 dialed, 20 received, 20 missed calls
my312x
20 dialed, 20 received, 20 missed calls
Other
my234x
No
my312x
No
Loudspeaker
my234x
Yes
my312x
Yes
Alert types
my234x
Vibration; Polyphonic ringtones
my312x
Vibration; Polyphonic ringtones
3.5mm jack
my234x
No
my312x
No
WLAN
my234x
No
my312x
No
Bluetooth
my234x
No
my312x
Yes
Positioning
my234x
No
my312x
No
Radio
my234x
FM radio
my312x
No
USB
my234x
Proprietary
my312x
Proprietary
Sensors
my234x
my312x
Messaging
my234x
SMS
my312x
SMS, MMS
Browser
my234x
No
my312x
WAP 2.0/xHTML
Games
my234x
Yes
my312x
Yes
Java
my234x
No
my312x
Yes, MIDP 2.0
Other
my234x
Predictive text input Organizer
my312x
Predictive text input Organizer
Type
my234x
Removable Li-Ion battery
my312x
Removable Li-Ion battery
Stand-by
my234x
Up to 450 h
my312x
Up to 220 h
Talk time
my234x
Up to 6 h
my312x
Up to 3 h 40 min
Colors
my234x
Black
my312x
Black