Screen size
W8578Winner: 3.5"+20%
X5182.8"
Quick verdict
W8578 leads the measured specs 8-2.
Measured wins
W8578
8
spec wins
Overall winner
Ties
3
equal specs
X518
2
spec wins
Screen size
Technology
W8578
GSM / HSPA
X518
GSM
2G bands
W8578
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
X518
GSM 900 / 1800 / 1900 - SIM 1, GSM 900 / 1800 / 1900 - SIM 2
3G bands
W8578
HSDPA 900 / 2100
X518
-
Speed
W8578
HSPA 3.6/0.384 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
X518
-
GPRS
W8578
-
X518
Class 12
EDGE
W8578
-
X518
No
Announced
W8578
2014, April. Released 2014, April
X518
2011, February. Released 2011, March
Status
W8578
Discontinued
X518
Discontinued
Dimensions
W8578
116 x 60 x 21 mm (4.57 x 2.36 x 0.83 in)
X518
104 x 57 x 14.3 mm (4.09 x 2.24 x 0.56 in)
Weight
W8578
217 g (7.65 oz)
X518
108 g (3.81 oz)
SIM
W8578
Dual SIM
X518
Dual SIM (Mini-SIM)
Type
W8578
TFT, 256K colors
X518
TFT resistive touchscreen, 256K colors
Size
W8578
3.5 inches, 34.9 cm2 (~50.1% screen-to-body ratio)
X518
2.8 inches, 24.3 cm2 (~41.0% screen-to-body ratio)
Resolution
W8578
480 x 800 pixels, 5:3 ratio (~267 ppi density)
X518
240 x 320 pixels, 4:3 ratio (~143 ppi density)
Other
W8578
Secondary TFT, 256K colors 240 x 320 pixels, 2.6 inches
X518
Handwriting recognition
OS
W8578
Android 4.2 (Jelly Bean)
X518
-
Card slot
W8578
microSDHC (dedicated slot)
X518
microSDHC (dedicated slot)
Internal
W8578
512MB 256MB RAM
X518
1MB
Phonebook
W8578
-
X518
Yes, Photocall
Call records
W8578
-
X518
Yes
Single
W8578
5 MP
X518
2 MP
Features
W8578
LED flash
X518
LED flash
Video
W8578
Yes
X518
CIF@15fps
Other
W8578
No
X518
No
Loudspeaker
W8578
Yes
X518
Yes
3.5mm jack
W8578
Yes
X518
No
WLAN
W8578
Wi-Fi 802.11 b/g
X518
No
Bluetooth
W8578
2.1, EDR
X518
2.0, A2DP
Positioning
W8578
No
X518
No
NFC
W8578
No
X518
-
Radio
W8578
FM radio
X518
Stereo FM radio, RDS
USB
W8578
microUSB 2.0
X518
miniUSB 2.0
Infrared port
W8578
-
X518
Yes
Sensors
W8578
Accelerometer
X518
Other
W8578
SNS integration MP3/WAV/WMA/eAAC+ player MP4/H.263 player Document viewer Photo viewer Organizer Voice memo Predictive text input
X518
MP3/AAC+/WAV player MP4/H.263 player Organizer Voice memo Predictive text input
Messaging
W8578
-
X518
SMS, MMS, Email, IM
Browser
W8578
-
X518
WAP 2.0/xHTML
Games
W8578
-
X518
Yes + downloadable
Java
W8578
-
X518
Yes, MIDP 2.0
Type
W8578
Li-Ion 2000 mAh, removable
X518
Removable Li-Ion 1530 mAh battery
Stand-by
W8578
Up to 850 h
X518
Up to 1000 h
Talk time
W8578
Up to 9 h
X518
Up to 12 h
Colors
W8578
Black
X518
Black