Screen size
MY X-8Winner: 2.2"+18%
my421x1.8"
Quick verdict
MY X-8 leads the measured specs 4-2.
Measured wins
MY X-8
4
spec wins
Overall winner
Ties
4
equal specs
my421x
2
spec wins
Screen size
Technology
MY X-8
GSM
my421x
GSM
2G bands
MY X-8
GSM 900 / 1800 / 1900
my421x
GSM 900 / 1800
GPRS
MY X-8
Class 10
my421x
Yes
EDGE
MY X-8
No
my421x
No
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
Announced
MY X-8
2004, Q3
my421x
2008, February. Released 2008
Status
MY X-8
Discontinued
my421x
Discontinued
Dimensions
MY X-8
115 x 47 x 20.8 mm (4.53 x 1.85 x 0.82 in)
my421x
107 x 47 x 10 mm (4.21 x 1.85 x 0.39 in)
Weight
MY X-8
125 g (4.41 oz)
my421x
81 g (2.86 oz)
SIM
MY X-8
Mini-SIM
my421x
Mini-SIM
Type
MY X-8
TFT, 256K colors
my421x
CSTN, 65K colors
Size
MY X-8
2.2 inches, 34 x 45 mm, 15.0 cm2 (~27.7% screen-to-body ratio)
my421x
1.8 inches, 10.2 cm2 (~20.3% screen-to-body ratio)
Resolution
MY X-8
240 x 320 pixels, 4:3 ratio (~182 ppi density)
my421x
128 x 160 pixels (~114 ppi density)
Other
MY X-8
Animated screensavers Color backgrounds
my421x
Glossy effect
Card slot
MY X-8
miniSD
my421x
microSD (dedicated slot)
Phonebook
MY X-8
300 entries, Photo call
my421x
Yes
Call records
MY X-8
20 dialed, 10 received, 10 missed calls
my421x
20 dialed, 20 received, 20 missed calls
Internal
MY X-8
40MB
my421x
-
Single
MY X-8
1.3 MP
my421x
1.3 MP
Features
MY X-8
LED flash
my421x
-
Video
MY X-8
Yes
my421x
Yes
Other
MY X-8
No
my421x
No
Loudspeaker
MY X-8
Yes
my421x
Yes
Alert types
MY X-8
Vibration; Downloadable polyphonic, MP3, Hi-Fi ringtones
my421x
Vibration; Polyphonic ringtones
3.5mm jack
MY X-8
No
my421x
No
WLAN
MY X-8
No
my421x
No
Bluetooth
MY X-8
1.2
my421x
Yes
Positioning
MY X-8
No
my421x
No
Infrared port
MY X-8
Yes
my421x
-
Radio
MY X-8
No
my421x
Stereo FM radio, RDS
USB
MY X-8
Proprietary
my421x
Proprietary
Sensors
MY X-8
my421x
Messaging
MY X-8
SMS, EMS, MMS
my421x
SMS, MMS
Browser
MY X-8
WAP 2.0/xHTML
my421x
WAP 2.0/xHTML
Games
MY X-8
Yes
my421x
Yes
Java
MY X-8
Yes, MIDP 2.0
my421x
Yes, MIDP 2.0
Other
MY X-8
Video/MP3 player Predictive text input Organizer
my421x
Music player Predictive text input Organizer
Type
MY X-8
Removable Li-Ion battery
my421x
Removable Li-Ion battery
Stand-by
MY X-8
Up to 350 h
my421x
Up to 220 h
Talk time
MY X-8
Up to 5 h
my421x
Up to 3 h 40 min
Colors
MY X-8
my421x
Black