Screen size
A1+3.5"
A4Winner: 4.0"+13%
Quick verdict
A1+ leads the measured specs 5-4.
Measured wins
A1+
5
spec wins
Overall winner
Ties
5
equal specs
A4
4
spec wins
Screen size
Technology
A1+
GSM
A4
GSM / HSPA
2G bands
A1+
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
A4
GSM 850 / 1900 - SIM 1 & SIM 2, GSM 900 / 1800 - SIM 1 & SIM 2
GPRS
A1+
Yes
A4
-
EDGE
A1+
Yes
A4
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
-
3G bands
A1+
-
A4
HSDPA 900 / 2100 , HSDPA 850 / 1900
Speed
A1+
-
A4
HSPA
Announced
A1+
2012
A4
2013, March. Released 2013, March
Status
A1+
Discontinued
A4
Discontinued
Dimensions
A1+
114.5 x 60.6 x 13.8 mm (4.51 x 2.39 x 0.54 in)
A4
124.8 x 66 x 9.5 mm (4.91 x 2.60 x 0.37 in)
Weight
A1+
130 g (4.59 oz)
A4
75 g (2.65 oz)
SIM
A1+
Dual SIM (Mini-SIM)
A4
Dual SIM (Mini-SIM)
Type
A1+
TFT, 256K colors
A4
TFT, 256K colors
Size
A1+
3.5 inches, 36.5 cm2 (~52.6% screen-to-body ratio)
A4
4.0 inches, 47.6 cm2 (~57.8% screen-to-body ratio)
Resolution
A1+
320 x 480 pixels, 3:2 ratio (~165 ppi density)
A4
320 x 480 pixels, 3:2 ratio (~144 ppi density)
OS
A1+
Android 2.3.6 (Gingerbread)
A4
Android 2.3.6 (Gingerbread)
CPU
A1+
1.0 GHz
A4
-
Card slot
A1+
microSDHC (dedicated slot)
A4
microSDHC (dedicated slot)
Internal
A1+
256MB RAM
A4
256MB 512MB
Single
A1+
3 MP
A4
3.15 MP
Video
A1+
Yes
A4
Yes
Single
A1+
VGA
A4
Yes
Video
A1+
A4
Loudspeaker
A1+
Yes
A4
Yes
3.5mm jack
A1+
Yes
A4
Yes
WLAN
A1+
Wi-Fi 802.11 b/g
A4
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
A1+
2.1, A2DP
A4
Yes
Positioning
A1+
No
A4
No
NFC
A1+
No
A4
No
Radio
A1+
FM radio
A4
FM radio
USB
A1+
microUSB 2.0
A4
Proprietary
Sensors
A1+
Accelerometer, proximity
A4
Accelerometer
Other
A1+
Mobile TV
A4
-
Type
A1+
Li-Ion 1500 mAh, removable
A4
Li-Ion 1400 mAh battery
Stand-by
A1+
Up to 240 h
A4
Up to 250 h
Talk time
A1+
Up to 4 h
A4
Up to 4 h 20 min
Colors
A1+
Ivory White
A4
White/Black
SAR
A1+
0.66 W/kg (head)
A4
-
Price
A1+
About 50 EUR
A4
About 70 EUR