Screen size
S309Winner: 4.0"+45%
S9002.2"
Quick verdict
S309 leads the measured specs 13-1.
Measured wins
S309
13
spec wins
Overall winner
Ties
2
equal specs
S900
1
spec wins
Screen size
Technology
S309
GSM / HSPA
S900
GSM
2G bands
S309
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
S900
GSM 900 / 1800 / 1900
3G bands
S309
HSDPA 900 / 2100
S900
-
Speed
S309
HSPA 21.1/5.76 Mbps
S900
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
-
S900
Class 10
EDGE
S309
-
S900
No
Announced
S309
2015, July. Released 2015, July
S900
2006, June
Status
S309
Discontinued
S900
Discontinued
Dimensions
S309
127.6 x 64.7 x 10.8 mm (5.02 x 2.55 x 0.43 in)
S900
109 x 51 x 13 mm (4.29 x 2.01 x 0.51 in)
Weight
S309
127 g (4.48 oz)
S900
94 g (3.32 oz)
SIM
S309
Dual SIM (Mini-SIM, dual stand-by)
S900
Mini-SIM
Type
S309
TFT, 256K colors
S900
TFT resistive touchscreen, 256K colors
Size
S309
4.0 inches, 45.5 cm2 (~55.2% screen-to-body ratio)
S900
2.2 inches, 15.2 cm2 (~27.4% screen-to-body ratio)
Resolution
S309
480 x 800 pixels, 5:3 ratio (~233 ppi density)
S900
176 x 220 pixels (~128 ppi density)
Other
S309
-
S900
Screensavers and wallpapers
OS
S309
Android 5.1 (Lollipop)
S900
-
CPU
S309
Dual-core 1.0 GHz
S900
-
Card slot
S309
microSDHC (dedicated slot)
S900
miniSD
Internal
S309
8GB 1GB RAM
S900
10MB
Phonebook
S309
-
S900
1000 entries, Photocall
Call records
S309
-
S900
30 received, dialed and missed calls
Single
S309
5 MP, AF
S900
2 MP
Features
S309
LED flash
S900
-
Video
S309
Yes
S900
Yes
Single
S309
VGA
S900
-
Video
S309
S900
-
Other
S309
-
S900
No
Loudspeaker
S309
Yes
S900
Yes
3.5mm jack
S309
Yes
S900
No
Alert types
S309
-
S900
Vibration; Downloadable polyphonic, MP3 ringtones
WLAN
S309
Wi-Fi 802.11 b/g/n, hotspot
S900
No
Bluetooth
S309
4.0, A2DP
S900
Yes
Positioning
S309
GPS
S900
No
NFC
S309
No
S900
-
Radio
S309
FM radio
S900
No
USB
S309
microUSB 2.0
S900
Proprietary
Infrared port
S309
-
S900
Yes
Sensors
S309
Accelerometer, proximity
S900
Messaging
S309
-
S900
SMS, EMS, MMS, Email
Browser
S309
-
S900
WAP
Games
S309
-
S900
Yes
Java
S309
-
S900
No
Other
S309
-
S900
MP3/MP4 player Organizer Voice memo
Type
S309
Li-Ion 1600 mAh, removable
S900
Removable Li-Ion battery
Stand-by
S309
Up to 500 h (3G)
S900
Up to 300 h
Talk time
S309
Up to 9 h 30 min (3G)
S900
Up to 4 h
Colors
S309
Black, Red
S900
Silver