Screen size
S388Winner: 4.5"+22%
W85783.5"
Quick verdict
S388 leads the measured specs 6-2.
Measured wins
S388
6
spec wins
Overall winner
Ties
6
equal specs
W8578
2
spec wins
Screen size
Technology
S388
GSM / HSPA
W8578
GSM / HSPA
2G bands
S388
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
W8578
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
S388
HSDPA 900 / 2100
W8578
HSDPA 900 / 2100
Speed
S388
HSPA
W8578
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
HSPA 3.6/0.384 Mbps
Announced
S388
2014, Q3. Released 2014, Q3
W8578
2014, April. Released 2014, April
Status
S388
Discontinued
W8578
Discontinued
Dimensions
S388
131 x 67.1 x 9.1 mm (5.16 x 2.64 x 0.36 in)
W8578
116 x 60 x 21 mm (4.57 x 2.36 x 0.83 in)
Weight
S388
136.5 g (4.83 oz)
W8578
217 g (7.65 oz)
SIM
S388
Dual SIM
W8578
Dual SIM
Type
S388
IPS LCD
W8578
TFT, 256K colors
Size
S388
4.5 inches, 55.8 cm2 (~63.5% screen-to-body ratio)
W8578
3.5 inches, 34.9 cm2 (~50.1% screen-to-body ratio)
Resolution
S388
540 x 960 pixels, 16:9 ratio (~245 ppi density)
W8578
480 x 800 pixels, 5:3 ratio (~267 ppi density)
Other
S388
-
W8578
Secondary TFT, 256K colors 240 x 320 pixels, 2.6 inches
OS
S388
Android 4.2 (Jelly Bean)
W8578
Android 4.2 (Jelly Bean)
CPU
S388
Quad-core 1.3 GHz
W8578
-
Card slot
S388
microSDHC (dedicated slot)
W8578
microSDHC (dedicated slot)
Internal
S388
-
W8578
512MB 256MB RAM
Single
S388
5 MP, AF
W8578
5 MP
Features
S388
LED flash
W8578
LED flash
Video
S388
Yes
W8578
Yes
Other
S388
No
W8578
No
Loudspeaker
S388
Yes
W8578
Yes
3.5mm jack
S388
Yes
W8578
Yes
WLAN
S388
Wi-Fi 802.11 b/g
W8578
Wi-Fi 802.11 b/g
Bluetooth
S388
3.0, A2DP
W8578
2.1, EDR
Positioning
S388
GPS
W8578
No
NFC
S388
No
W8578
No
Radio
S388
FM radio
W8578
FM radio
USB
S388
microUSB 2.0
W8578
microUSB 2.0
Sensors
S388
Accelerometer
W8578
Accelerometer
Other
S388
-
W8578
SNS integration MP3/WAV/WMA/eAAC+ player MP4/H.263 player Document viewer Photo viewer Organizer Voice memo Predictive text input
Type
S388
Li-Ion 1700 mAh, removable
W8578
Li-Ion 2000 mAh, removable
Stand-by
S388
-
W8578
Up to 850 h
Talk time
S388
-
W8578
Up to 9 h
Colors
S388
Black
W8578
Black