Screen size
M29Winner: 1.6"+6.3%
S6611.5"
Quick verdict
M29 leads the measured specs 5-1.
Measured wins
M29
5
spec wins
Overall winner
Ties
3
equal specs
S661
1
spec wins
Screen size
Technology
M29
GSM
S661
GSM
2G bands
M29
GSM 900 / 1800
S661
GSM 900 / 1800
GPRS
M29
Class 10
S661
No
EDGE
M29
No
S661
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
S661
2007
Status
M29
Discontinued
S661
Discontinued
Dimensions
M29
107 x 44 x 15.2 mm (4.21 x 1.73 x 0.60 in)
S661
105.3 x 44 x 15.8 mm (4.15 x 1.73 x 0.62 in)
Weight
M29
90 g (3.17 oz)
S661
80 g (2.82 oz)
SIM
M29
Mini-SIM
S661
Mini-SIM
Type
M29
TFT, 65K colors
S661
CSTN, 65K colors
Size
M29
1.6 inches, 8.1 cm2 (~17.1% screen-to-body ratio)
S661
1.5 inches, 7.3 cm2 (~15.7% screen-to-body ratio)
Resolution
M29
128 x 160 pixels (~128 ppi density)
S661
128 x 128 pixels, 1:1 ratio (~121 ppi density)
Card slot
M29
microSD (dedicated slot)
S661
No
Phonebook
M29
Yes
S661
Yes
Call records
M29
20 dialed, 20 received, 20 missed calls
S661
20 dialed, 20 received, 20 missed calls
Internal
M29
37MB
S661
-
Single
M29
VGA
S661
-
Video
M29
No
S661
-
Other
M29
No
S661
-
Loudspeaker
M29
Yes
S661
No
Alert types
M29
Vibration; Downloadable polyphonic, MP3 ringtones
S661
Vibration; Downloadable polyphonic, MIDI ringtones
3.5mm jack
M29
No
S661
No
WLAN
M29
No
S661
No
Bluetooth
M29
No
S661
No
Positioning
M29
No
S661
No
Radio
M29
No
S661
No
USB
M29
Proprietary
S661
No
Sensors
M29
S661
Messaging
M29
SMS, EMS, MMS
S661
SMS
Browser
M29
WAP 2.0
S661
No
Games
M29
Yes
S661
Yes
Java
M29
Yes, MIDP 2.0
S661
No
Other
M29
Data/ Fax Modem MP3 player Audio Recorder FR,HR,EFR,AMR voice codecs Languages: Chinese, English, French, Arabic, Spanish, Portuguese
S661
FR,HR,EFR voice codecs Languages: Chinese, English, French, Arabic
Type
M29
Removable Li-Ion 700 mAh battery
S661
Removable Li-Ion 700 mAh battery
Stand-by
M29
Up to 150 h
S661
Up to 140 h
Talk time
M29
Up to 3 h
S661
Up to 3 h
Colors
M29
Black, Silver
S661
Black, Pink
Other
M29
-
S661
No