Screen size
my421xWinner: 1.8"
my700X—
Quick verdict
my421x leads the measured specs 4-2.
Measured wins
my421x
4
spec wins
Overall winner
Ties
4
equal specs
my700X
2
spec wins
Screen size
Technology
my421x
GSM
my700X
GSM
2G bands
my421x
GSM 900 / 1800
my700X
GSM 850 / 900 / 1800 / 1900
GPRS
my421x
Yes
my700X
Class 10
EDGE
my421x
No
my700X
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront 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
Class 10
Announced
my421x
2008, February. Released 2008
my700X
2006, February
Status
my421x
Discontinued
my700X
Discontinued
Dimensions
my421x
107 x 47 x 10 mm (4.21 x 1.85 x 0.39 in)
my700X
106 x 46 x 15 mm, 73 cc (4.17 x 1.81 x 0.59 in)
Weight
my421x
81 g (2.86 oz)
my700X
95 g (3.35 oz)
SIM
my421x
Mini-SIM
my700X
Mini-SIM
Type
my421x
CSTN, 65K colors
my700X
TFT, 256K colors
Size
my421x
1.8 inches, 10.2 cm2 (~20.3% screen-to-body ratio)
my700X
Resolution
my421x
128 x 160 pixels (~114 ppi density)
my700X
176 x 220 pixels
Other
my421x
Glossy effect
my700X
-
Card slot
my421x
microSD (dedicated slot)
my700X
miniSD
Phonebook
my421x
Yes
my700X
Yes
Call records
my421x
20 dialed, 20 received, 20 missed calls
my700X
20 dialed, 20 received, 20 missed calls
Internal
my421x
-
my700X
32MB
Single
my421x
1.3 MP
my700X
1.3 MP
Video
my421x
Yes
my700X
Yes
Other
my421x
No
my700X
No
Loudspeaker
my421x
Yes
my700X
No
Alert types
my421x
Vibration; Polyphonic ringtones
my700X
Vibration; Downloadable polyphonic ringtones
3.5mm jack
my421x
No
my700X
No
Other
my421x
-
my700X
3D sound
WLAN
my421x
No
my700X
No
Bluetooth
my421x
Yes
my700X
1.2, A2DP
Positioning
my421x
No
my700X
No
Radio
my421x
Stereo FM radio, RDS
my700X
FM radio
USB
my421x
Proprietary
my700X
Proprietary
Sensors
my421x
my700X
Messaging
my421x
SMS, MMS
my700X
SMS, EMS, MMS, Email
Browser
my421x
WAP 2.0/xHTML
my700X
WAP 2.0/xHTML
Games
my421x
Yes
my700X
Yes
Java
my421x
Yes, MIDP 2.0
my700X
Yes, MIDP 2.0
Other
my421x
Music player Predictive text input Organizer
my700X
MP3/AAC/AAC+/eAAC/Wave player Graphic equalizer SyncML Predictive text input Organizer
Type
my421x
Removable Li-Ion battery
my700X
Removable Li-Ion battery
Stand-by
my421x
Up to 220 h
my700X
Up to 350 h
Talk time
my421x
Up to 3 h 40 min
my700X
Up to 5 h
Colors
my421x
Black
my700X
Silver, Choco, White