Screen size
S309Winner: 4.0"+40%
X25602.4"
Quick verdict
S309 leads the measured specs 11-2.
Measured wins
S309
11
spec wins
Overall winner
Ties
3
equal specs
X2560
2
spec wins
Screen size
Technology
S309
GSM / HSPA
X2560
GSM
2G bands
S309
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
X2560
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
S309
HSDPA 900 / 2100
X2560
-
Speed
S309
HSPA 21.1/5.76 Mbps
X2560
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
equal specs3.5mm jack
SD card
equal specsStereo speakers
-
GPRS
S309
-
X2560
Class 12
EDGE
S309
-
X2560
No
Announced
S309
2015, July. Released 2015, July
X2560
2013, October. Released 2013, October
Status
S309
Discontinued
X2560
Discontinued
Dimensions
S309
127.6 x 64.7 x 10.8 mm (5.02 x 2.55 x 0.43 in)
X2560
124.5 x 64.9 x 16 mm (4.90 x 2.56 x 0.63 in)
Weight
S309
127 g (4.48 oz)
X2560
108.8 g (3.81 oz)
SIM
S309
Dual SIM (Mini-SIM, dual stand-by)
X2560
Dual SIM (Mini-SIM)
Other
S309
-
X2560
Flashlight
Type
S309
TFT, 256K colors
X2560
TFT, 256K colors
Size
S309
4.0 inches, 45.5 cm2 (~55.2% screen-to-body ratio)
X2560
2.4 inches, 17.8 cm2 (~22.1% screen-to-body ratio)
Resolution
S309
480 x 800 pixels, 5:3 ratio (~233 ppi density)
X2560
240 x 320 pixels, 4:3 ratio (~167 ppi density)
OS
S309
Android 5.1 (Lollipop)
X2560
-
CPU
S309
Dual-core 1.0 GHz
X2560
-
Card slot
S309
microSDHC (dedicated slot)
X2560
microSDHC (dedicated slot)
Internal
S309
8GB 1GB RAM
X2560
-
Phonebook
S309
-
X2560
Yes
Call records
S309
-
X2560
Yes
Single
S309
5 MP, AF
X2560
VGA
Features
S309
LED flash
X2560
-
Video
S309
Yes
X2560
Yes
Single
S309
VGA
X2560
-
Video
S309
X2560
-
Other
S309
-
X2560
No
Loudspeaker
S309
Yes
X2560
Yes
3.5mm jack
S309
Yes
X2560
No
WLAN
S309
Wi-Fi 802.11 b/g/n, hotspot
X2560
No
Bluetooth
S309
4.0, A2DP
X2560
2.1, A2DP
Positioning
S309
GPS
X2560
No
NFC
S309
No
X2560
No
Radio
S309
FM radio
X2560
FM radio
USB
S309
microUSB 2.0
X2560
miniUSB
Sensors
S309
Accelerometer, proximity
X2560
Messaging
S309
-
X2560
SMS, MMS
Games
S309
-
X2560
Yes
Java
S309
-
X2560
No
Other
S309
-
X2560
MP3 player SOS key Predictive text input
Type
S309
Li-Ion 1600 mAh, removable
X2560
Li-Ion 1630 mAh, removable
Stand-by
S309
Up to 500 h (3G)
X2560
Up to 1128 h
Talk time
S309
Up to 9 h 30 min (3G)
X2560
Up to 24 h
Colors
S309
Black, Red
X2560
Black