Screen size
A2+Winner: 4.0"+5%
A93.8"
Quick verdict
A9 leads the measured specs 5-4.
Measured wins
A2+
4
spec wins
Ties
5
equal specs
A9
5
spec wins
Overall winner
Screen size
Technology
A2+
GSM
A9
GSM / HSPA
2G bands
A2+
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
A9
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
GPRS
A2+
Yes
A9
Yes
EDGE
A2+
Yes
A9
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Yes
3G bands
A2+
-
A9
HSDPA
Speed
A2+
-
A9
HSPA
Announced
A2+
2013. Released 2013
A9
2012
Status
A2+
Discontinued
A9
Discontinued
Dimensions
A2+
124 x 63.6 x 12.4 mm (4.88 x 2.50 x 0.49 in)
A9
120 x 60.5 x 11.3 mm (4.72 x 2.38 x 0.44 in)
Weight
A2+
110 g (3.88 oz)
A9
-
SIM
A2+
Dual SIM
A9
Dual SIM (Mini-SIM)
Type
A2+
TFT
A9
TFT, 256K colors
Size
A2+
4.0 inches, 45.5 cm2 (~57.7% screen-to-body ratio)
A9
3.8 inches, 41.1 cm2 (~56.6% screen-to-body ratio)
Resolution
A2+
480 x 800 pixels, 5:3 ratio (~233 ppi density)
A9
480 x 800 pixels, 5:3 ratio (~246 ppi density)
OS
A2+
Android 4.0 (Ice Cream Sandwich)
A9
Android 2.3.6 (Gingerbread)
CPU
A2+
-
A9
1.0 GHz
Card slot
A2+
microSDHC (dedicated slot)
A9
microSDHC (dedicated slot)
Internal
A2+
180MB
A9
512MB
Single
A2+
3.15 MP
A9
5 MP, AF
Video
A2+
Yes
A9
Yes
Features
A2+
-
A9
LED flash
Single
A2+
Yes
A9
Yes
Video
A2+
A9
Loudspeaker
A2+
Yes
A9
Yes
3.5mm jack
A2+
Yes
A9
Yes
WLAN
A2+
Wi-Fi 802.11 b/g/n
A9
Wi-Fi 802.11 b/g/n
Bluetooth
A2+
Yes
A9
2.1, A2DP
Positioning
A2+
No
A9
GPS
NFC
A2+
No
A9
No
Radio
A2+
FM radio
A9
FM radio
USB
A2+
Proprietary
A9
microUSB 2.0
Sensors
A2+
Accelerometer, proximity
A9
Accelerometer, proximity
Type
A2+
Li-Ion 1750 mAh battery
A9
Li-Ion 1600 mAh, removable
Stand-by
A2+
Up to 120 h
A9
Up to 200 h
Talk time
A2+
Up to 3 h 30 min
A9
Up to 4 h
Colors
A2+
White/Black
A9
Black, White
SAR EU
A2+
0.63 W/kg (head)
A9
-
Price
A2+
About 50 EUR
A9
About 110 EUR
SAR
A2+
-
A9
0.68 W/kg (head)