Screen size
S309Winner: 4.0"+30%
X8102.8"
Quick verdict
S309 leads the measured specs 13-1.
Measured wins
S309
13
spec wins
Overall winner
Ties
2
equal specs
X810
1
spec wins
Screen size
Technology
S309
GSM / HSPA
X810
GSM
2G bands
S309
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
X810
GSM 850 / 900 / 1800 / 1900
3G bands
S309
HSDPA 900 / 2100
X810
-
Speed
S309
HSPA 21.1/5.76 Mbps
X810
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
-
X810
Class 10
EDGE
S309
-
X810
Class 10
Announced
S309
2015, July. Released 2015, July
X810
2009, March. Released 2009
Status
S309
Discontinued
X810
Discontinued
Dimensions
S309
127.6 x 64.7 x 10.8 mm (5.02 x 2.55 x 0.43 in)
X810
103.5 x 42.1 x 13.5 mm (4.07 x 1.66 x 0.53 in)
Weight
S309
127 g (4.48 oz)
X810
136 g (4.80 oz)
SIM
S309
Dual SIM (Mini-SIM, dual stand-by)
X810
Mini-SIM
Type
S309
TFT, 256K colors
X810
TFT resistive touchscreen, 256K colors
Size
S309
4.0 inches, 45.5 cm2 (~55.2% screen-to-body ratio)
X810
2.8 inches, 22.3 cm2 (~51.2% screen-to-body ratio)
Resolution
S309
480 x 800 pixels, 5:3 ratio (~233 ppi density)
X810
240 x 400 pixels (Wide QVGA), 5:3 ratio (~167 ppi density)
Other
S309
-
X810
Handwriting recognition
OS
S309
Android 5.1 (Lollipop)
X810
-
CPU
S309
Dual-core 1.0 GHz
X810
-
Card slot
S309
microSDHC (dedicated slot)
X810
microSDHC (dedicated slot)
Internal
S309
8GB 1GB RAM
X810
64MB 512MB RAM 1GB ROM
Phonebook
S309
-
X810
Yes
Call records
S309
-
X810
30 received, dialed and missed calls
Single
S309
5 MP, AF
X810
3.15 MP, AF
Features
S309
LED flash
X810
LED flash
Video
S309
Yes
X810
CIF@15fps
Single
S309
VGA
X810
Yes
Video
S309
X810
Loudspeaker
S309
Yes
X810
Yes
3.5mm jack
S309
Yes
X810
No
WLAN
S309
Wi-Fi 802.11 b/g/n, hotspot
X810
No
Bluetooth
S309
4.0, A2DP
X810
2.0, A2DP
Positioning
S309
GPS
X810
No
NFC
S309
No
X810
-
Radio
S309
FM radio
X810
No
USB
S309
microUSB 2.0
X810
miniUSB 1.1
Sensors
S309
Accelerometer, proximity
X810
Accelerometer
Messaging
S309
-
X810
SMS, MMS, Email
Browser
S309
-
X810
WAP 2.0/xHTML
Games
S309
-
X810
Yes, incl. motion-based + downloadable
Java
S309
-
X810
Yes, MIDP 2.0
Other
S309
-
X810
MP3/MP4/WAV/MP3/AAC player Document viewer (Word, Excel, PowerPoint, PDF) Organizer Voice memo
Type
S309
Li-Ion 1600 mAh, removable
X810
Removable Li-Ion 1050 mAh battery
Stand-by
S309
Up to 500 h (3G)
X810
Up to 720 h
Talk time
S309
Up to 9 h 30 min (3G)
X810
Up to 8 h 30 min
Colors
S309
Black, Red
X810
Black
Price
S309
-
X810
About 210 EUR