Screen size
MX-6879—
MX-7990—
Quick verdict
MX-7990 leads the measured specs 4-0.
Measured wins
MX-6879
0
spec wins
Ties
3
equal specs
MX-7990
4
spec wins
Overall winner
Screen size
Technology
MX-6879
GSM
MX-7990
GSM
2G bands
MX-6879
GSM 900
MX-7990
GSM 900 / 1800
GPRS
MX-6879
No
MX-7990
Yes
EDGE
MX-6879
No
MX-7990
No
Resolution
Refresh 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
MX-6879
2000
MX-7990
2003
Status
MX-6879
Discontinued
MX-7990
Discontinued
Dimensions
MX-6879
110 x 43 x 22 mm (4.33 x 1.69 x 0.87 in)
MX-7990
78 x 37 x 20.5 mm (3.07 x 1.46 x 0.81 in)
Weight
MX-6879
135 g (4.76 oz)
MX-7990
67 g (2.36 oz)
SIM
MX-6879
Mini-SIM
MX-7990
Mini-SIM
Type
MX-6879
Monochrome graphic
MX-7990
65K colors
Size
MX-6879
MX-7990
Resolution
MX-6879
4 x 12 chars
MX-7990
128 x 128 pixels, 8 lines, 1:1 ratio
Other
MX-6879
Fixed icons
MX-7990
Second external display OLED Wallpaper
Card slot
MX-6879
No
MX-7990
No
Phonebook
MX-6879
MX-7990
250 entries, 5 contact groups
Call records
MX-6879
20 dialed calls
MX-7990
20 received, dialed and missed calls
Other
MX-6879
No
MX-7990
No
Loudspeaker
MX-6879
No
MX-7990
No
Alert types
MX-6879
Monophonic ringtones
MX-7990
Vibration; Downloadable polyphonic ringtones
3.5mm jack
MX-6879
No
MX-7990
No
WLAN
MX-6879
No
MX-7990
No
Bluetooth
MX-6879
No
MX-7990
No
Positioning
MX-6879
No
MX-7990
No
Radio
MX-6879
No
MX-7990
No
USB
MX-6879
MX-7990
Proprietary
Sensors
MX-6879
MX-7990
Messaging
MX-6879
SMS
MX-7990
SMS, EMS, Email
Browser
MX-6879
MX-7990
WAP 1.2.1
Clock
MX-6879
Yes
MX-7990
-
Alarm
MX-6879
Yes
MX-7990
-
Games
MX-6879
MX-7990
Downloadable
Java
MX-6879
No
MX-7990
No
Other
MX-6879
Predictive text input
MX-7990
Predictive text input Sync ML
Type
MX-6879
Removable NiMH 600 mAh battery
MX-7990
Removable Li-Ion 900 mAh battery
Stand-by
MX-6879
100 h
MX-7990
Up to 200 h
Talk time
MX-6879
4 h
MX-7990
Up to 3 h
Colors
MX-6879
MX-7990