Screen size
V8163.2"
W8578Winner: 3.5"+8.6%
Quick verdict
V816 and W8578 are close on the measured specs.
Measured wins
V816
3
spec wins
Ties
7
equal specs
W8578
3
spec wins
Screen size
Technology
V816
GSM
W8578
GSM / HSPA
2G bands
V816
GSM 900 / 1800 / 1900 - SIM 1, GSM 900 / 1800 / 1900 - SIM 2
W8578
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS
V816
Class 12
W8578
-
EDGE
V816
Yes
W8578
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
-
3G bands
V816
-
W8578
HSDPA 900 / 2100
Speed
V816
-
W8578
HSPA 3.6/0.384 Mbps
Announced
V816
2011, January. Released 2011, Q2
W8578
2014, April. Released 2014, April
Status
V816
Discontinued
W8578
Discontinued
Dimensions
V816
111 x 55 x 13.9 mm (4.37 x 2.17 x 0.55 in)
W8578
116 x 60 x 21 mm (4.57 x 2.36 x 0.83 in)
Weight
V816
141 g (4.97 oz)
W8578
217 g (7.65 oz)
SIM
V816
Dual SIM (Mini-SIM)
W8578
Dual SIM
Other
V816
Trackball
W8578
-
Type
V816
TFT, 256K colors
W8578
TFT, 256K colors
Size
V816
3.2 inches, 29.1 cm2 (~47.7% screen-to-body ratio)
W8578
3.5 inches, 34.9 cm2 (~50.1% screen-to-body ratio)
Resolution
V816
480 x 800 pixels, 5:3 ratio (~292 ppi density)
W8578
480 x 800 pixels, 5:3 ratio (~267 ppi density)
Other
V816
-
W8578
Secondary TFT, 256K colors 240 x 320 pixels, 2.6 inches
OS
V816
Microsoft Windows Mobile 6.5 Professional
W8578
Android 4.2 (Jelly Bean)
Card slot
V816
microSDHC (dedicated slot)
W8578
microSDHC (dedicated slot)
Internal
V816
180MB
W8578
512MB 256MB RAM
Single
V816
5 MP, AF
W8578
5 MP
Features
V816
LED flash
W8578
LED flash
Video
V816
480p@30fps
W8578
Yes
Other
V816
No
W8578
No
Loudspeaker
V816
Yes
W8578
Yes
3.5mm jack
V816
Yes
W8578
Yes
WLAN
V816
Wi-Fi 802.11 b/g
W8578
Wi-Fi 802.11 b/g
Bluetooth
V816
2.1, A2DP
W8578
2.1, EDR
Positioning
V816
GPS, A-GPS
W8578
No
Radio
V816
No
W8578
FM radio
USB
V816
miniUSB 2.0
W8578
microUSB 2.0
NFC
V816
-
W8578
No
Sensors
V816
W8578
Accelerometer
Browser
V816
HTML
W8578
-
Other
V816
MP3/WAV/AAC+ player MP4/H.264 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
V816
Removable Li-Ion 1530 mAh battery
W8578
Li-Ion 2000 mAh, removable
Stand-by
V816
Up to 720 h
W8578
Up to 850 h
Talk time
V816
Up to 16 h
W8578
Up to 9 h
Colors
V816
Black
W8578
Black