Screen size
D8133.2"
S309Winner: 4.0"+20%
Quick verdict
S309 leads the measured specs 11-2.
Measured wins
D813
2
spec wins
Ties
3
equal specs
S309
11
spec wins
Overall winner
Screen size
Technology
D813
GSM / CDMA / EVDO
S309
GSM / HSPA
2G bands
D813
GSM 900 / 1800 , CDMA 800 , CDMA2000 1xEV-DO
S309
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
D813
EV-DO Rev.A 3.1 Mbps
S309
HSPA 21.1/5.76 Mbps
GPRS
D813
No
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
S309
-
EDGE
D813
No
S309
-
3G bands
D813
-
S309
HSDPA 900 / 2100
Announced
D813
2011, Q3
S309
2015, July. Released 2015, July
Status
D813
Discontinued
S309
Discontinued
Dimensions
D813
113 x 56 x 15.6 mm (4.45 x 2.20 x 0.61 in)
S309
127.6 x 64.7 x 10.8 mm (5.02 x 2.55 x 0.43 in)
Weight
D813
121 g (4.27 oz)
S309
127 g (4.48 oz)
SIM
D813
Mini-SIM
S309
Dual SIM (Mini-SIM, dual stand-by)
Type
D813
TFT resistive touchscreen, 65K colors
S309
TFT, 256K colors
Size
D813
3.2 inches, 29.1 cm2 (~46.1% screen-to-body ratio)
S309
4.0 inches, 45.5 cm2 (~55.2% screen-to-body ratio)
Resolution
D813
240 x 400 pixels, 5:3 ratio (~146 ppi density)
S309
480 x 800 pixels, 5:3 ratio (~233 ppi density)
Card slot
D813
microSDHC (dedicated slot), 2 GB included
S309
microSDHC (dedicated slot)
Phonebook
D813
Yes, Photocall
S309
-
Call records
D813
Yes
S309
-
Internal
D813
130MB
S309
8GB 1GB RAM
Single
D813
3.15 MP, AF
S309
5 MP, AF
Video
D813
320p@15fps
S309
Yes
Features
D813
-
S309
LED flash
Other
D813
No
S309
-
Single
D813
-
S309
VGA
Video
D813
-
S309
Loudspeaker
D813
Yes
S309
Yes
3.5mm jack
D813
No
S309
Yes
WLAN
D813
No
S309
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
D813
2.1, A2DP
S309
4.0, A2DP
Positioning
D813
GPS
S309
GPS
Radio
D813
No
S309
FM radio
USB
D813
miniUSB 2.0
S309
microUSB 2.0
NFC
D813
-
S309
No
Sensors
D813
Accelerometer
S309
Accelerometer, proximity
Messaging
D813
SMS(threaded view), MMS, Email
S309
-
Games
D813
Yes
S309
-
Java
D813
No
S309
-
Other
D813
MP3/WAV/AAC+ player MP4/H.263 player Organizer Voice memo Predictive text input
S309
-
Type
D813
Removable Li-Ion 1300 mAh battery
S309
Li-Ion 1600 mAh, removable
Stand-by
D813
Up to 140 h
S309
Up to 500 h (3G)
Talk time
D813
Up to 4 h
S309
Up to 9 h 30 min (3G)
Colors
D813
Silver
S309
Black, Red
OS
D813
-
S309
Android 5.1 (Lollipop)
CPU
D813
-
S309
Dual-core 1.0 GHz