Screen size
D8123.2"
W8578Winner: 3.5"+8.6%
Quick verdict
W8578 leads the measured specs 6-3.
Measured wins
D812
3
spec wins
Ties
4
equal specs
W8578
6
spec wins
Overall winner
Screen size
Technology
D812
GSM / CDMA / EVDO
W8578
GSM / HSPA
2G bands
D812
GSM 900 / 1800 , CDMA 800
W8578
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
D812
CDMA2000 1xEV-DO
W8578
HSDPA 900 / 2100
Speed
D812
EV-DO Rev. 0
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
equal specsUSB
equal specs5G support
equal specsNFC
3.5mm jack
SD card
equal specsStereo speakers
HSPA 3.6/0.384 Mbps
Announced
D812
2011, February. Released 2011, February
W8578
2014, April. Released 2014, April
Status
D812
Discontinued
W8578
Discontinued
Dimensions
D812
109.6 x 55.2 x 14 mm (4.31 x 2.17 x 0.55 in)
W8578
116 x 60 x 21 mm (4.57 x 2.36 x 0.83 in)
Weight
D812
125 g (4.41 oz)
W8578
217 g (7.65 oz)
SIM
D812
Mini-SIM
W8578
Dual SIM
Type
D812
TFT resistive touchscreen, 65K colors
W8578
TFT, 256K colors
Size
D812
3.2 inches, 29.1 cm2 (~48.2% screen-to-body ratio)
W8578
3.5 inches, 34.9 cm2 (~50.1% screen-to-body ratio)
Resolution
D812
240 x 400 pixels, 5:3 ratio (~146 ppi density)
W8578
480 x 800 pixels, 5:3 ratio (~267 ppi density)
Other
D812
Handwriting recognition
W8578
Secondary TFT, 256K colors 240 x 320 pixels, 2.6 inches
Card slot
D812
microSDHC (dedicated slot), 2 GB included
W8578
microSDHC (dedicated slot)
Phonebook
D812
Yes, Photocall
W8578
-
Call records
D812
Yes
W8578
-
Internal
D812
130MB
W8578
512MB 256MB RAM
Single
D812
3.15 MP, AF
W8578
5 MP
Video
D812
Yes
W8578
Yes
Features
D812
-
W8578
LED flash
Other
D812
No
W8578
No
Loudspeaker
D812
Yes
W8578
Yes
3.5mm jack
D812
No
W8578
Yes
WLAN
D812
No
W8578
Wi-Fi 802.11 b/g
Bluetooth
D812
2.1, A2DP
W8578
2.1, EDR
Positioning
D812
GPS, A-GPS
W8578
No
Radio
D812
No
W8578
FM radio
USB
D812
microUSB 2.0
W8578
microUSB 2.0
NFC
D812
-
W8578
No
Sensors
D812
Accelerometer
W8578
Accelerometer
Messaging
D812
SMS, MMS, Email, IM
W8578
-
Browser
D812
WAP 2.0/xHTML
W8578
-
Games
D812
Yes
W8578
-
Java
D812
No
W8578
-
Other
D812
MP3/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
D812
Removable Li-Ion 1100 mAh battery
W8578
Li-Ion 2000 mAh, removable
Stand-by
D812
Up to 100 h
W8578
Up to 850 h
Talk time
D812
Up to 3 h 10 min
W8578
Up to 9 h
Colors
D812
Black
W8578
Black
OS
D812
-
W8578
Android 4.2 (Jelly Bean)