Screen size
S309Winner: 4.0"+45%
X3202.2"
Quick verdict
S309 leads the measured specs 14-0.
Measured wins
S309
14
spec wins
Overall winner
Ties
2
equal specs
X320
0
spec wins
Screen size
Technology
S309
GSM / HSPA
X320
GSM
2G bands
S309
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
X320
GSM 900 / 1800 / 1900
3G bands
S309
HSDPA 900 / 2100
X320
-
Speed
S309
HSPA 21.1/5.76 Mbps
X320
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
equal specsStereo speakers
-
GPRS
S309
-
X320
Class 12
EDGE
S309
-
X320
Class 10
Announced
S309
2015, July. Released 2015, July
X320
2009, November. Released 2009, December
Status
S309
Discontinued
X320
Discontinued
Dimensions
S309
127.6 x 64.7 x 10.8 mm (5.02 x 2.55 x 0.43 in)
X320
-
Weight
S309
127 g (4.48 oz)
X320
-
SIM
S309
Dual SIM (Mini-SIM, dual stand-by)
X320
Mini-SIM
Type
S309
TFT, 256K colors
X320
TFT, 256K colors
Size
S309
4.0 inches, 45.5 cm2 (~55.2% screen-to-body ratio)
X320
2.2 inches, 15.0 cm2
Resolution
S309
480 x 800 pixels, 5:3 ratio (~233 ppi density)
X320
240 x 320 pixels, 4:3 ratio (~182 ppi density)
OS
S309
Android 5.1 (Lollipop)
X320
-
CPU
S309
Dual-core 1.0 GHz
X320
-
Card slot
S309
microSDHC (dedicated slot)
X320
microSD (dedicated slot)
Internal
S309
8GB 1GB RAM
X320
5MB
Phonebook
S309
-
X320
1000 entries, Photocall
Call records
S309
-
X320
30 received, dialed and missed calls
Single
S309
5 MP, AF
X320
2 MP
Features
S309
LED flash
X320
-
Video
S309
Yes
X320
QCIF@15fps
Single
S309
VGA
X320
-
Video
S309
X320
-
Other
S309
-
X320
No
Loudspeaker
S309
Yes
X320
Yes
3.5mm jack
S309
Yes
X320
No
WLAN
S309
Wi-Fi 802.11 b/g/n, hotspot
X320
No
Bluetooth
S309
4.0, A2DP
X320
2.0, A2DP
Positioning
S309
GPS
X320
No
NFC
S309
No
X320
-
Radio
S309
FM radio
X320
FM radio, RDS, built-in antenna, recording
USB
S309
microUSB 2.0
X320
miniUSB 1.1
Sensors
S309
Accelerometer, proximity
X320
Messaging
S309
-
X320
SMS(threaded view), MMS, Email
Browser
S309
-
X320
WAP 2.0/xHTML
Games
S309
-
X320
Yes + downloadable
Java
S309
-
X320
Yes, MIDP 2.0
Other
S309
-
X320
MP3/WAV/AAC player 3gp player Voice memo Organizer Predictive text input
Type
S309
Li-Ion 1600 mAh, removable
X320
Removable Li-Ion 1050 mAh battery
Stand-by
S309
Up to 500 h (3G)
X320
Up to 720 h
Talk time
S309
Up to 9 h 30 min (3G)
X320
Up to 8 h 30 min
Colors
S309
Black, Red
X320
Grey