Screen size
S309Winner: 4.0"+40%
W7152.4"
Quick verdict
S309 leads the measured specs 11-2.
Measured wins
S309
11
spec wins
Overall winner
Ties
3
equal specs
W715
2
spec wins
Screen size
Technology
S309
GSM / HSPA
W715
GSM / HSPA
2G bands
S309
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
W715
GSM 900 / 1800 / 1900 - SIM 1, GSM 900 / 1800 / 1900 - SIM 2
3G bands
S309
HSDPA 900 / 2100
W715
HSDPA 2100
Speed
S309
HSPA 21.1/5.76 Mbps
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
equal specs5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
W715
HSPA 3.6/0.384 Mbps
Announced
S309
2015, July. Released 2015, July
W715
2011, July. Released 2011, July
Status
S309
Discontinued
W715
Discontinued
Dimensions
S309
127.6 x 64.7 x 10.8 mm (5.02 x 2.55 x 0.43 in)
W715
113.5 x 49.6 x 16.5 mm (4.47 x 1.95 x 0.65 in)
Weight
S309
127 g (4.48 oz)
W715
-
SIM
S309
Dual SIM (Mini-SIM, dual stand-by)
W715
Dual SIM (Mini-SIM)
Type
S309
TFT, 256K colors
W715
TFT, 256K colors
Size
S309
4.0 inches, 45.5 cm2 (~55.2% screen-to-body ratio)
W715
2.4 inches, 17.8 cm2 (~31.7% screen-to-body ratio)
Resolution
S309
480 x 800 pixels, 5:3 ratio (~233 ppi density)
W715
240 x 320 pixels, 4:3 ratio (~167 ppi density)
OS
S309
Android 5.1 (Lollipop)
W715
-
CPU
S309
Dual-core 1.0 GHz
W715
-
Card slot
S309
microSDHC (dedicated slot)
W715
microSDHC (dedicated slot)
Internal
S309
8GB 1GB RAM
W715
80MB
Phonebook
S309
-
W715
Yes, Photocall
Call records
S309
-
W715
Yes
Single
S309
5 MP, AF
W715
3.15 MP
Features
S309
LED flash
W715
-
Video
S309
Yes
W715
320p@15fps
Single
S309
VGA
W715
Yes
Video
S309
W715
Loudspeaker
S309
Yes
W715
Yes
3.5mm jack
S309
Yes
W715
No
WLAN
S309
Wi-Fi 802.11 b/g/n, hotspot
W715
No
Bluetooth
S309
4.0, A2DP
W715
2.1, A2DP, EDR
Positioning
S309
GPS
W715
No
NFC
S309
No
W715
-
Radio
S309
FM radio
W715
Stereo FM radio, RDS
USB
S309
microUSB 2.0
W715
miniUSB 2.0
Sensors
S309
Accelerometer, proximity
W715
Messaging
S309
-
W715
SMS(threaded view), MMS, Email
Games
S309
-
W715
Yes
Java
S309
-
W715
Yes, MIDP 2.0
Other
S309
-
W715
MP3/WAV/AAC+ player MP4/H.263 player Organizer Voice memo Predictive text input
Type
S309
Li-Ion 1600 mAh, removable
W715
Removable Li-Ion 1900 mAh battery
Stand-by
S309
Up to 500 h (3G)
W715
Up to 545 h (2G) / Up to 950 h (3G)
Talk time
S309
Up to 9 h 30 min (3G)
W715
Up to 22 h (2G) / Up to 12 h (3G)
Colors
S309
Black, Red
W715
Black