Screen size
my421xWinner: 1.8"
my800X—
Quick verdict
my421x leads the measured specs 4-3.
Measured wins
my421x
4
spec wins
Overall winner
Ties
4
equal specs
my800X
3
spec wins
Screen size
Technology
my421x
GSM
my800X
GSM / UMTS
2G bands
my421x
GSM 900 / 1800
my800X
GSM 900 / 1800 / 1900
GPRS
my421x
Yes
my800X
-
EDGE
my421x
No
my800X
-
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
3G bands
my421x
-
my800X
UMTS 2100
Speed
my421x
-
my800X
Yes, 384 kbps
Announced
my421x
2008, February. Released 2008
my800X
2006, March
Status
my421x
Discontinued
my800X
Discontinued
Dimensions
my421x
107 x 47 x 10 mm (4.21 x 1.85 x 0.39 in)
my800X
110 x 47 x 16 mm (4.33 x 1.85 x 0.63 in)
Weight
my421x
81 g (2.86 oz)
my800X
99 g (3.49 oz)
SIM
my421x
Mini-SIM
my800X
Mini-SIM
Type
my421x
CSTN, 65K colors
my800X
TFT, 256K colors
Size
my421x
1.8 inches, 10.2 cm2 (~20.3% screen-to-body ratio)
my800X
Resolution
my421x
128 x 160 pixels (~114 ppi density)
my800X
176 x 220 pixels
Other
my421x
Glossy effect
my800X
-
Card slot
my421x
microSD (dedicated slot)
my800X
miniSD
Phonebook
my421x
Yes
my800X
Yes
Call records
my421x
20 dialed, 20 received, 20 missed calls
my800X
20 dialed, 20 received, 20 missed calls
Internal
my421x
-
my800X
16MB
Single
my421x
1.3 MP
my800X
1.3 MP
Video
my421x
Yes
my800X
Yes
Other
my421x
No
my800X
-
Single
my421x
-
my800X
VGA videocall camera
Video
my421x
-
my800X
Loudspeaker
my421x
Yes
my800X
No
Alert types
my421x
Vibration; Polyphonic ringtones
my800X
Vibration; Downloadable polyphonic ringtones
3.5mm jack
my421x
No
my800X
No
WLAN
my421x
No
my800X
No
Bluetooth
my421x
Yes
my800X
Yes
Positioning
my421x
No
my800X
No
Radio
my421x
Stereo FM radio, RDS
my800X
No
USB
my421x
Proprietary
my800X
1.0
Sensors
my421x
my800X
Messaging
my421x
SMS, MMS
my800X
SMS, EMS, MMS, Email
Browser
my421x
WAP 2.0/xHTML
my800X
WAP 2.0/xHTML
Games
my421x
Yes
my800X
2
Java
my421x
Yes, MIDP 2.0
my800X
Yes, MIDP 2.0
Other
my421x
Music player Predictive text input Organizer
my800X
Video telephony & streaming MP3/AAC player Predictive text input Organizer Voice memo
Type
my421x
Removable Li-Ion battery
my800X
Removable Li-Ion 1000 mAh battery
Stand-by
my421x
Up to 220 h
my800X
-
Talk time
my421x
Up to 3 h 40 min
my800X
-
Colors
my421x
Black
my800X
Silver, Black
Price
my421x
-
my800X
About 190 EUR