Screen size
A34.0"
A7 StarWinner: 4.5"+11%
Quick verdict
A7 Star leads the measured specs 4-2.
Measured wins
A3
2
spec wins
Ties
6
equal specs
A7 Star
4
spec wins
Overall winner
Screen size
Technology
A3
GSM
A7 Star
GSM
2G bands
A3
GSM 850 / 1900 - SIM 1 & SIM 2, GSM 900 / 1800 - SIM 1 & SIM 2
A7 Star
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS
A3
Yes
A7 Star
Yes
EDGE
A3
Yes
A7 Star
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
equal specsRAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Yes
Announced
A3
2013, March. Released 2013, March
A7 Star
2013. Released 2013
Status
A3
Discontinued
A7 Star
Discontinued
Dimensions
A3
113 x 61 x 13.5 mm (4.45 x 2.40 x 0.53 in)
A7 Star
113 x 66 x 10.4 mm (4.45 x 2.60 x 0.41 in)
Weight
A3
90 g (3.17 oz)
A7 Star
-
SIM
A3
Dual SIM (Mini-SIM)
A7 Star
Dual SIM
Type
A3
TFT
A7 Star
TFT
Size
A3
4.0 inches, 47.6 cm2 (~69.1% screen-to-body ratio)
A7 Star
4.5 inches, 55.8 cm2 (~74.8% screen-to-body ratio)
Resolution
A3
320 x 480 pixels, 3:2 ratio (~144 ppi density)
A7 Star
480 x 854 pixels, 16:9 ratio (~218 ppi density)
OS
A3
Android 2.3.6 (Gingerbread)
A7 Star
Android 4.0 (Ice Cream Sandwich)
CPU
A3
1.0 GHz
A7 Star
Dual-core 1.0 GHz Cortex-A9
Chipset
A3
-
A7 Star
Mediatek MT6517
GPU
A3
-
A7 Star
PowerVR SGX531u
Card slot
A3
microSDHC (dedicated slot)
A7 Star
microSDHC (dedicated slot)
Internal
A3
256MB RAM, 512MB
A7 Star
164MB
Single
A3
3.15 MP
A7 Star
5 MP
Video
A3
Yes
A7 Star
Yes
Features
A3
-
A7 Star
LED flash
Single
A3
VGA
A7 Star
Yes
Video
A3
A7 Star
Loudspeaker
A3
Yes
A7 Star
Yes
3.5mm jack
A3
Yes
A7 Star
Yes
WLAN
A3
Wi-Fi 802.11 b/g/n, hotspot
A7 Star
Wi-Fi 802.11 b/g/n
Bluetooth
A3
Yes
A7 Star
Yes
Positioning
A3
No
A7 Star
No
NFC
A3
No
A7 Star
No
Radio
A3
FM radio
A7 Star
FM radio
USB
A3
Proprietary
A7 Star
Proprietary
Sensors
A3
Accelerometer
A7 Star
Accelerometer, proximity
Type
A3
Li-Ion 1400 mAh battery
A7 Star
Li-Ion 1400 mAh, removable
Stand-by
A3
Up to 250 h
A7 Star
Up to 135 h
Talk time
A3
Up to 4 h 20 min
A7 Star
Up to 5 h
Colors
A3
White/Black
A7 Star
White/Black
Price
A3
About 70 EUR
A7 Star
About 70 EUR
SAR EU
A3
-
A7 Star
0.99 W/kg (head)