Screen size
A8iWinner: 3.5"+8.6%
Vivaz pro3.2"
Quick verdict
A8i leads the measured specs 4-2.
Measured wins
A8i
4
spec wins
Overall winner
Ties
6
equal specs
Vivaz pro
2
spec wins
Screen size
Technology
A8i
GSM
Vivaz pro
GSM / HSPA
2G bands
A8i
GSM 850 / 900 / 1800 / 1900
Vivaz pro
GSM 850 / 900 / 1800 / 1900
3G bands
A8i
TD-SCDMA
Vivaz pro
HSDPA 900 / 2100 , HSDPA 850 / 1900 / 2100
Speed
A8i
TD-SCDMA
Vivaz pro
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
equal specsUSB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
HSPA 10.2/2 Mbps
GPRS
A8i
Class 10
Vivaz pro
-
EDGE
A8i
Class 10
Vivaz pro
-
Announced
A8i
2010, August. Released 2010, Q4
Vivaz pro
2010, February. Released 2010, May
Status
A8i
Discontinued
Vivaz pro
Discontinued
Dimensions
A8i
117 x 59 x 14 mm (4.61 x 2.32 x 0.55 in)
Vivaz pro
109 x 52 x 15 mm (4.29 x 2.05 x 0.59 in)
Weight
A8i
136 g (4.80 oz)
Vivaz pro
117 g (4.13 oz)
SIM
A8i
Mini-SIM
Vivaz pro
Mini-SIM
Keyboard
A8i
-
Vivaz pro
QWERTY
Type
A8i
TFT, 256K colors
Vivaz pro
TFT resistive touchscreen, 16M colors
Size
A8i
3.5 inches, 33.8 cm2 (~48.9% screen-to-body ratio)
Vivaz pro
3.2 inches, 28.2 cm2 (~49.8% screen-to-body ratio)
Resolution
A8i
480 x 854 pixels, 16:9 ratio (~280 ppi density)
Vivaz pro
360 x 640 pixels, 16:9 ratio (~229 ppi density)
Protection
A8i
Scratch-resistant glass
Vivaz pro
Scratch-resistant glass
Other
A8i
-
Vivaz pro
Handwriting recognition
OS
A8i
Android-based OPhone 2.0
Vivaz pro
Symbian Series 60, 5th edition
CPU
A8i
-
Vivaz pro
720 MHz, PowerVR SGX GPU
Card slot
A8i
microSDHC (dedicated slot)
Vivaz pro
microSDHC (dedicated slot), 8 GB included
Internal
A8i
200MB
Vivaz pro
75MB
Single
A8i
5 MP, AF
Vivaz pro
5 MP, AF
Features
A8i
LED flash
Vivaz pro
LED flash
Video
A8i
Yes
Vivaz pro
720p@24fps
Other
A8i
No
Vivaz pro
No
Loudspeaker
A8i
Yes
Vivaz pro
Yes
3.5mm jack
A8i
Yes
Vivaz pro
Yes
WLAN
A8i
Wi-Fi 802.11 b/g
Vivaz pro
Wi-Fi 802.11 b/g, DLNA
Bluetooth
A8i
2.1, A2DP
Vivaz pro
2.1, A2DP
Positioning
A8i
GPS, A-GPS
Vivaz pro
GPS, A-GPS; Wisepilot navigation
Radio
A8i
Stereo FM radio, RDS
Vivaz pro
Stereo FM radio, RDS
USB
A8i
microUSB 2.0
Vivaz pro
microUSB 2.0
Sensors
A8i
Accelerometer, proximity, compass
Vivaz pro
Accelerometer
Browser
A8i
WAP 2.0/xHTML, HTML
Vivaz pro
WAP 2.0/xHTML, HTML (NetFront)
Other
A8i
CMMB mobile TV MP4/H.264/WMV player MP3/eAAC+/WMA/WAV player TrackID music recognition Predictive text input
Vivaz pro
Facebook and Twitter apps WMV/RV/MP4/3GP player MP3/WMA/WAV/RA/AAC/M4A player TrackID music recognition TV out (VGA resolution) Organizer Document viewer Voice memo Predictive text input
Type
A8i
Removable Li-Po battery
Vivaz pro
Removable Li-Po 1200 mAh battery
Stand-by
A8i
Up to 260 h (2G) / Up to 260 h (3G)
Vivaz pro
Up to 430 h (2G) / Up to 440 h (3G)
Talk time
A8i
Up to 5 h (2G) / Up to 7 h 30 min (3G)
Vivaz pro
Up to 12 h 30 min (2G) / Up to 5 h 10 min (3G)
Colors
A8i
White, Black
Vivaz pro
Black, White
Price
A8i
About 130 EUR
Vivaz pro
About 150 EUR
SAR EU
A8i
-
Vivaz pro
1.03 W/kg (head)