Screen size
equal specsA4034.0"
A904.0"
Quick verdict
A403 leads the measured specs 7-1.
Measured wins
A403
7
spec wins
Overall winner
Ties
8
equal specs
A90
1
spec wins
Screen size
equal specsTechnology
A403
GSM / HSPA
A90
GSM / HSPA
2G bands
A403
GSM 900 / 1800 - SIM 1 & SIM 2
A90
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
A403
HSDPA 2100
A90
HSDPA 850 / 900 / 1900 / 2100
Speed
A403
HSPA
A90
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU speed
RAM
Storage
Main camera
Front 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
Announced
A403
2015, August. Released 2015, August
A90
2012, Q2. Released 2012, Q3
Status
A403
Discontinued
A90
Discontinued
Dimensions
A403
125 x 65 x 10.2 mm (4.92 x 2.56 x 0.40 in)
A90
128 x 66 x 11.5 mm (5.04 x 2.60 x 0.45 in)
Weight
A403
113 g (3.99 oz)
A90
128 g (4.52 oz)
SIM
A403
Dual SIM
A90
Dual SIM (Mini-SIM)
Type
A403
TFT, 256K colors
A90
TFT
Size
A403
4.0 inches, 45.5 cm2 (~56.1% screen-to-body ratio)
A90
4.0 inches, 45.5 cm2 (~53.9% screen-to-body ratio)
Resolution
A403
480 x 800 pixels, 5:3 ratio (~233 ppi density)
A90
480 x 800 pixels, 5:3 ratio (~233 ppi density)
OS
A403
Android 4.4.2 (KitKat)
A90
Android 2.3.5 (Gingerbread)
Chipset
A403
Spreadtrum SC7715
A90
-
CPU
A403
1.0 GHz
A90
650 MHz
Card slot
A403
microSDHC
A90
microSDHC (dedicated slot)
Internal
A403
4GB 512MB RAM
A90
-
Single
A403
3.15 MP
A90
5 MP
Features
A403
LED flash
A90
-
Video
A403
Yes
A90
Yes
Single
A403
1.3 MP
A90
Yes
Video
A403
A90
Loudspeaker
A403
Yes
A90
Yes
3.5mm jack
A403
Yes
A90
Yes
WLAN
A403
Wi-Fi 802.11 b/g/n
A90
Wi-Fi 802.11 b/g, hotspot
Bluetooth
A403
2.0
A90
2.0, A2DP
Positioning
A403
A-GPS
A90
GPS, A-GPS
NFC
A403
No
A90
-
Radio
A403
FM radio
A90
Stereo FM radio, RDS, recording; FM transmitter
USB
A403
microUSB 2.0
A90
microUSB 2.0
Sensors
A403
Accelerometer
A90
Accelerometer, proximity, compass
Other
A403
-
A90
MP3/WAV/eAAC player MP4/H.264 player Document viewer Organizer Voice memo/dial Predictive text input
Type
A403
Li-Ion 1400 mAh battery
A90
Li-Ion 1420 mAh battery
Stand-by
A403
-
A90
Up to 300 h
Talk time
A403
-
A90
Up to 8 h 20 min
Colors
A403
Black, Light Blue, Red, Yellow
A90
Black
SAR EU
A403
0.38 W/kg (head) 0.68 W/kg (body)
A90
-