Screen size
S309Winner: 4.0"+55%
X5001.8"
Quick verdict
S309 leads the measured specs 12-2.
Measured wins
S309
12
spec wins
Overall winner
Ties
2
equal specs
X500
2
spec wins
Screen size
Technology
S309
GSM / HSPA
X500
GSM
2G bands
S309
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
X500
GSM 900 / 1800 / 1900
3G bands
S309
HSDPA 900 / 2100
X500
-
Speed
S309
HSPA 21.1/5.76 Mbps
X500
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
-
X500
Class 10
EDGE
S309
-
X500
Class 10
Announced
S309
2015, July. Released 2015, July
X500
2008, October
Status
S309
Discontinued
X500
Discontinued
Dimensions
S309
127.6 x 64.7 x 10.8 mm (5.02 x 2.55 x 0.43 in)
X500
105.6 x 42.4 x 17.9 mm (4.16 x 1.67 x 0.70 in)
Weight
S309
127 g (4.48 oz)
X500
110 g (3.88 oz)
SIM
S309
Dual SIM (Mini-SIM, dual stand-by)
X500
Mini-SIM
Type
S309
TFT, 256K colors
X500
TFT, 256K colors
Size
S309
4.0 inches, 45.5 cm2 (~55.2% screen-to-body ratio)
X500
1.8 inches, 10.2 cm2 (~22.8% screen-to-body ratio)
Resolution
S309
480 x 800 pixels, 5:3 ratio (~233 ppi density)
X500
176 x 220 pixels (~157 ppi density)
Other
S309
-
X500
Screensavers and wallpapers
OS
S309
Android 5.1 (Lollipop)
X500
-
CPU
S309
Dual-core 1.0 GHz
X500
-
Card slot
S309
microSDHC (dedicated slot)
X500
microSD (dedicated slot)
Internal
S309
8GB 1GB RAM
X500
10MB
Phonebook
S309
-
X500
Yes
Call records
S309
-
X500
30 received, dialed and missed calls
Single
S309
5 MP, AF
X500
1.3 MP
Features
S309
LED flash
X500
-
Video
S309
Yes
X500
128x96@15fps
Single
S309
VGA
X500
-
Video
S309
X500
-
Other
S309
-
X500
No
Loudspeaker
S309
Yes
X500
Yes
3.5mm jack
S309
Yes
X500
No
WLAN
S309
Wi-Fi 802.11 b/g/n, hotspot
X500
No
Bluetooth
S309
4.0, A2DP
X500
2.0, A2DP
Positioning
S309
GPS
X500
No
NFC
S309
No
X500
-
Radio
S309
FM radio
X500
Stereo FM radio, RDS
USB
S309
microUSB 2.0
X500
miniUSB 1.1
Sensors
S309
Accelerometer, proximity
X500
Messaging
S309
-
X500
SMS, MMS
Browser
S309
-
X500
WAP 2.0/xHTML
Games
S309
-
X500
3 games + downloadable
Java
S309
-
X500
Yes, MIDP 2.0
Other
S309
-
X500
MP3/WAV/AAC player Voice memo Organizer Predictive text input
Type
S309
Li-Ion 1600 mAh, removable
X500
Removable Li-Po 1720 mAh battery
Stand-by
S309
Up to 500 h (3G)
X500
Up to 1440 h
Talk time
S309
Up to 9 h 30 min (3G)
X500
Up to 16 h
Colors
S309
Black, Red
X500
Black on gray
SAR
S309
-
X500
0.34 W/kg (head)
SAR EU
S309
-
X500
0.72 W/kg (head)
Price
S309
-
X500
About 150 EUR