Screen size
M29Winner: 1.6"+6.3%
S6631.5"
Quick verdict
M29 leads the measured specs 5-1.
Measured wins
M29
5
spec wins
Overall winner
Ties
3
equal specs
S663
1
spec wins
Screen size
Technology
M29
GSM
S663
GSM
2G bands
M29
GSM 900 / 1800
S663
GSM 900 / 1800
GPRS
M29
Class 10
S663
No
EDGE
M29
No
S663
No
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
3.5mm jack
equal specsSD card
Stereo speakers
Announced
M29
2007
S663
2007
Status
M29
Discontinued
S663
Discontinued
Dimensions
M29
107 x 44 x 15.2 mm (4.21 x 1.73 x 0.60 in)
S663
105.3 x 44 x 15.8 mm (4.15 x 1.73 x 0.62 in)
Weight
M29
90 g (3.17 oz)
S663
80 g (2.82 oz)
SIM
M29
Mini-SIM
S663
Mini-SIM
Type
M29
TFT, 65K colors
S663
CSTN, 65K colors
Size
M29
1.6 inches, 8.1 cm2 (~17.1% screen-to-body ratio)
S663
1.5 inches, 7.3 cm2 (~15.7% screen-to-body ratio)
Resolution
M29
128 x 160 pixels (~128 ppi density)
S663
128 x 128 pixels, 1:1 ratio (~121 ppi density)
Card slot
M29
microSD (dedicated slot)
S663
No
Phonebook
M29
Yes
S663
Yes
Call records
M29
20 dialed, 20 received, 20 missed calls
S663
20 dialed, 20 received, 20 missed calls
Internal
M29
37MB
S663
-
Single
M29
VGA
S663
-
Video
M29
No
S663
-
Other
M29
No
S663
-
Loudspeaker
M29
Yes
S663
Yes
Alert types
M29
Vibration; Downloadable polyphonic, MP3 ringtones
S663
Vibration; Downloadable polyphonic, MP3 ringtones
3.5mm jack
M29
No
S663
No
WLAN
M29
No
S663
No
Bluetooth
M29
No
S663
No
Positioning
M29
No
S663
No
Radio
M29
No
S663
No
USB
M29
Proprietary
S663
No
Sensors
M29
S663
Messaging
M29
SMS, EMS, MMS
S663
SMS
Browser
M29
WAP 2.0
S663
No
Games
M29
Yes
S663
Yes
Java
M29
Yes, MIDP 2.0
S663
No
Other
M29
Data/ Fax Modem MP3 player Audio Recorder FR,HR,EFR,AMR voice codecs Languages: Chinese, English, French, Arabic, Spanish, Portuguese
S663
FR,HR,EFR,AMR voice codecs Languages: Chinese, English, French, Hindi
Type
M29
Removable Li-Ion 700 mAh battery
S663
Removable Li-Ion 700 mAh battery
Stand-by
M29
Up to 150 h
S663
Up to 140 h
Talk time
M29
Up to 3 h
S663
Up to 3 h
Colors
M29
Black, Silver
S663
Black, White
Other
M29
-
S663
No