Screen size
W3568Winner: 4.0"+13%
W85783.5"
Quick verdict
W3568 leads the measured specs 6-1.
Measured wins
W3568
6
spec wins
Overall winner
Ties
8
equal specs
W8578
1
spec wins
Screen size
Technology
W3568
GSM / HSPA
W8578
GSM / HSPA
2G bands
W3568
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
W8578
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
W3568
HSDPA 900 / 2100
W8578
HSDPA 900 / 2100
Speed
W3568
HSPA 7.2/5.76 Mbps
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
W8578
HSPA 3.6/0.384 Mbps
Announced
W3568
2013, October. Released 2013, October
W8578
2014, April. Released 2014, April
Status
W3568
Discontinued
W8578
Discontinued
Dimensions
W3568
126.8 x 68 x 12 mm (4.99 x 2.68 x 0.47 in)
W8578
116 x 60 x 21 mm (4.57 x 2.36 x 0.83 in)
Weight
W3568
137 g (4.83 oz)
W8578
217 g (7.65 oz)
SIM
W3568
Dual SIM (Mini-SIM, dual stand-by)
W8578
Dual SIM
Type
W3568
TFT, 256K colors
W8578
TFT, 256K colors
Size
W3568
4.0 inches, 45.5 cm2 (~52.8% screen-to-body ratio)
W8578
3.5 inches, 34.9 cm2 (~50.1% screen-to-body ratio)
Resolution
W3568
480 x 800 pixels, 5:3 ratio (~233 ppi density)
W8578
480 x 800 pixels, 5:3 ratio (~267 ppi density)
Other
W3568
-
W8578
Secondary TFT, 256K colors 240 x 320 pixels, 2.6 inches
OS
W3568
Android 4.2 (Jelly Bean)
W8578
Android 4.2 (Jelly Bean)
CPU
W3568
Dual-core 1.2 GHz
W8578
-
Card slot
W3568
microSDHC (dedicated slot)
W8578
microSDHC (dedicated slot)
Internal
W3568
4GB 512MB RAM
W8578
512MB 256MB RAM
Single
W3568
3.15 MP
W8578
5 MP
Features
W3568
LED flash
W8578
LED flash
Video
W3568
Yes
W8578
Yes
Single
W3568
Yes
W8578
-
Video
W3568
W8578
-
Other
W3568
-
W8578
No
Loudspeaker
W3568
Yes
W8578
Yes
3.5mm jack
W3568
Yes
W8578
Yes
WLAN
W3568
Wi-Fi 802.11 b/g
W8578
Wi-Fi 802.11 b/g
Bluetooth
W3568
2.1, A2DP, EDR
W8578
2.1, EDR
Positioning
W3568
GPS
W8578
No
NFC
W3568
No
W8578
No
Radio
W3568
No
W8578
FM radio
USB
W3568
microUSB 2.0
W8578
microUSB 2.0
Sensors
W3568
Accelerometer, proximity
W8578
Accelerometer
Other
W3568
-
W8578
SNS integration MP3/WAV/WMA/eAAC+ player MP4/H.263 player Document viewer Photo viewer Organizer Voice memo Predictive text input
Type
W3568
Li-Ion 2000 mAh, removable
W8578
Li-Ion 2000 mAh, removable
Stand-by
W3568
Up to 500 h
W8578
Up to 850 h
Talk time
W3568
Up to 13 h
W8578
Up to 9 h
Colors
W3568
Black/Gray
W8578
Black