Screen size
W6610Winner: 5.0"+30%
W85783.5"
Quick verdict
W6610 leads the measured specs 11-1.
Measured wins
W6610
11
spec wins
Overall winner
Ties
5
equal specs
W8578
1
spec wins
Screen size
Technology
W6610
GSM / HSPA
W8578
GSM / HSPA
2G bands
W6610
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
W8578
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
W6610
HSDPA 900 / 2100
W8578
HSDPA 900 / 2100
Speed
W6610
HSPA 21.1/5.76 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
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
W8578
HSPA 3.6/0.384 Mbps
Announced
W6610
2014, May. Released 2014, May
W8578
2014, April. Released 2014, April
Status
W6610
Discontinued
W8578
Discontinued
Dimensions
W6610
145.4 x 74.1 x 11.4 mm (5.72 x 2.92 x 0.45 in)
W8578
116 x 60 x 21 mm (4.57 x 2.36 x 0.83 in)
Weight
W6610
200 g (7.05 oz)
W8578
217 g (7.65 oz)
SIM
W6610
Dual SIM, (Mini-SIM, dual stand-by)
W8578
Dual SIM
Type
W6610
IPS LCD
W8578
TFT, 256K colors
Size
W6610
5.0 inches, 68.9 cm2 (~64.0% screen-to-body ratio)
W8578
3.5 inches, 34.9 cm2 (~50.1% screen-to-body ratio)
Resolution
W6610
540 x 960 pixels, 16:9 ratio (~220 ppi density)
W8578
480 x 800 pixels, 5:3 ratio (~267 ppi density)
Other
W6610
-
W8578
Secondary TFT, 256K colors 240 x 320 pixels, 2.6 inches
OS
W6610
Android 4.2 (Jelly Bean)
W8578
Android 4.2 (Jelly Bean)
CPU
W6610
Quad-core 1.3 GHz
W8578
-
Card slot
W6610
microSDHC (dedicated slot)
W8578
microSDHC (dedicated slot)
Internal
W6610
4GB 1GB RAM
W8578
512MB 256MB RAM
Single
W6610
8 MP, AF
W8578
5 MP
Features
W6610
LED flash
W8578
LED flash
Video
W6610
Yes
W8578
Yes
Single
W6610
1.2 MP
W8578
-
Video
W6610
W8578
-
Other
W6610
-
W8578
No
Loudspeaker
W6610
Yes
W8578
Yes
3.5mm jack
W6610
Yes
W8578
Yes
WLAN
W6610
Wi-Fi 802.11 b/g
W8578
Wi-Fi 802.11 b/g
Bluetooth
W6610
4.0, A2DP
W8578
2.1, EDR
Positioning
W6610
GPS
W8578
No
NFC
W6610
No
W8578
No
Radio
W6610
FM radio
W8578
FM radio
USB
W6610
microUSB 2.0
W8578
microUSB 2.0
Sensors
W6610
Accelerometer, proximity
W8578
Accelerometer
Other
W6610
-
W8578
SNS integration MP3/WAV/WMA/eAAC+ player MP4/H.263 player Document viewer Photo viewer Organizer Voice memo Predictive text input
Type
W6610
Li-Ion 5300 mAh, removable
W8578
Li-Ion 2000 mAh, removable
Stand-by
W6610
Up to 1604 h
W8578
Up to 850 h
Talk time
W6610
Up to 33 h
W8578
Up to 9 h
Colors
W6610
Black
W8578
Black