Screen size
F5152.4"
W8578Winner: 3.5"+31%
Quick verdict
W8578 leads the measured specs 7-3.
Measured wins
F515
3
spec wins
Ties
3
equal specs
W8578
7
spec wins
Overall winner
Screen size
Technology
F515
GSM
W8578
GSM / HSPA
2G bands
F515
GSM 900 / 1800 / 1900
W8578
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS
F515
Class 12
W8578
-
EDGE
F515
No
W8578
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
-
3G bands
F515
-
W8578
HSDPA 900 / 2100
Speed
F515
-
W8578
HSPA 3.6/0.384 Mbps
Announced
F515
2011, February. Released 2011, Q2
W8578
2014, April. Released 2014, April
Status
F515
Discontinued
W8578
Discontinued
Dimensions
F515
98.2 x 50.1 x 18.2 mm (3.87 x 1.97 x 0.72 in)
W8578
116 x 60 x 21 mm (4.57 x 2.36 x 0.83 in)
Weight
F515
102.3 g (3.60 oz)
W8578
217 g (7.65 oz)
SIM
F515
Mini-SIM
W8578
Dual SIM
Type
F515
TFT, 256K colors
W8578
TFT, 256K colors
Size
F515
2.4 inches, 17.8 cm2 (~36.3% screen-to-body ratio)
W8578
3.5 inches, 34.9 cm2 (~50.1% screen-to-body ratio)
Resolution
F515
240 x 320 pixels, 4:3 ratio (~167 ppi density)
W8578
480 x 800 pixels, 5:3 ratio (~267 ppi density)
Other
F515
External display, 128x36 pixels
W8578
Secondary TFT, 256K colors 240 x 320 pixels, 2.6 inches
Card slot
F515
microSDHC (dedicated slot)
W8578
microSDHC (dedicated slot)
Phonebook
F515
Yes, Photocall
W8578
-
Call records
F515
Yes
W8578
-
Internal
F515
50MB
W8578
512MB 256MB RAM
Single
F515
3.15 MP
W8578
5 MP
Video
F515
320p@15fps
W8578
Yes
Features
F515
-
W8578
LED flash
Other
F515
No
W8578
No
Loudspeaker
F515
Yes
W8578
Yes
3.5mm jack
F515
No
W8578
Yes
WLAN
F515
No
W8578
Wi-Fi 802.11 b/g
Bluetooth
F515
Yes
W8578
2.1, EDR
Positioning
F515
No
W8578
No
Radio
F515
Stereo FM radio, RDS
W8578
FM radio
USB
F515
miniUSB 2.0
W8578
microUSB 2.0
NFC
F515
-
W8578
No
Sensors
F515
W8578
Accelerometer
Messaging
F515
SMS, MMS, Email
W8578
-
Browser
F515
WAP 2.0/xHTML, HTML
W8578
-
Games
F515
Yes
W8578
-
Java
F515
Yes, MIDP 2.0
W8578
-
Other
F515
MP3/WAV/AAC+ player MP4/H.263 player Organizer Voice memo Predictive text input
W8578
SNS integration MP3/WAV/WMA/eAAC+ player MP4/H.263 player Document viewer Photo viewer Organizer Voice memo Predictive text input
Type
F515
Removable Li-Ion 920 mAh battery
W8578
Li-Ion 2000 mAh, removable
Stand-by
F515
Up to 700 h
W8578
Up to 850 h
Talk time
F515
Up to 8 h
W8578
Up to 9 h
Colors
F515
Violet
W8578
Black
OS
F515
-
W8578
Android 4.2 (Jelly Bean)