Screen size
S309Winner: 4.0"+63%
S6601.5"
Quick verdict
S309 leads the measured specs 14-1.
Measured wins
S309
14
spec wins
Overall winner
Ties
1
equal specs
S660
1
spec wins
Screen size
Technology
S309
GSM / HSPA
S660
GSM
2G bands
S309
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
S660
GSM 900 / 1800
3G bands
S309
HSDPA 900 / 2100
S660
-
Speed
S309
HSPA 21.1/5.76 Mbps
S660
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
SD card
Stereo speakers
-
GPRS
S309
-
S660
Yes
EDGE
S309
-
S660
No
Announced
S309
2015, July. Released 2015, July
S660
2006, September
Status
S309
Discontinued
S660
Discontinued
Dimensions
S309
127.6 x 64.7 x 10.8 mm (5.02 x 2.55 x 0.43 in)
S660
101 x 43 x 18 mm (3.98 x 1.69 x 0.71 in)
Weight
S309
127 g (4.48 oz)
S660
83 g (2.93 oz)
SIM
S309
Dual SIM (Mini-SIM, dual stand-by)
S660
Mini-SIM
Type
S309
TFT, 256K colors
S660
CSTN, 65K colors
Size
S309
4.0 inches, 45.5 cm2 (~55.2% screen-to-body ratio)
S660
1.5 inches, 7.3 cm2 (~16.7% screen-to-body ratio)
Resolution
S309
480 x 800 pixels, 5:3 ratio (~233 ppi density)
S660
128 x 128 pixels, 1:1 ratio (~121 ppi density)
Other
S309
-
S660
4-way navigation key
OS
S309
Android 5.1 (Lollipop)
S660
-
CPU
S309
Dual-core 1.0 GHz
S660
-
Card slot
S309
microSDHC (dedicated slot)
S660
No
Internal
S309
8GB 1GB RAM
S660
128MB
Phonebook
S309
-
S660
Yes
Call records
S309
-
S660
30 received, dialed and missed calls
Single
S309
5 MP, AF
S660
VGA
Features
S309
LED flash
S660
-
Video
S309
Yes
S660
Yes
Single
S309
VGA
S660
-
Video
S309
S660
-
Other
S309
-
S660
No
Loudspeaker
S309
Yes
S660
No
3.5mm jack
S309
Yes
S660
No
Alert types
S309
-
S660
Vibration; Downloadable polyphonic, MP3 ringtones
WLAN
S309
Wi-Fi 802.11 b/g/n, hotspot
S660
No
Bluetooth
S309
4.0, A2DP
S660
No
Positioning
S309
GPS
S660
No
NFC
S309
No
S660
-
Radio
S309
FM radio
S660
No
USB
S309
microUSB 2.0
S660
Proprietary
Sensors
S309
Accelerometer, proximity
S660
Messaging
S309
-
S660
SMS, EMS, MMS
Browser
S309
-
S660
WAP 2.0/xHTML
Games
S309
-
S660
3 embedded
Java
S309
-
S660
No
Other
S309
-
S660
Predictive text input MP3 player Organizer World clock Lunar calendar
Type
S309
Li-Ion 1600 mAh, removable
S660
Removable Li-Ion 1000 mAh battery
Stand-by
S309
Up to 500 h (3G)
S660
Up to 250 h
Talk time
S309
Up to 9 h 30 min (3G)
S660
Up to 5 h
Colors
S309
Black, Red
S660
Black