Screen size
equal specsA4034.0"
Win 4004.0"
Quick verdict
A403 and Win 400 are close on the measured specs.
Measured wins
A403
3
spec wins
Ties
10
equal specs
Win 400
3
spec wins
Screen size
equal specsTechnology
A403
GSM / HSPA
Win 400
GSM / HSPA
2G bands
A403
GSM 900 / 1800 - SIM 1 & SIM 2
Win 400
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
A403
HSDPA 2100
Win 400
HSDPA 2100
Speed
A403
HSPA
Win 400
Resolution
Refresh rate
Peak brightness
Pixel density
equal specsCPU speed
RAM
Storage
equal specsMain camera
Front camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
HSPA 21.1/5.76 Mbps
Announced
A403
2015, August. Released 2015, August
Win 400
2014, November. Released 2014, November
Status
A403
Discontinued
Win 400
Discontinued
Dimensions
A403
125 x 65 x 10.2 mm (4.92 x 2.56 x 0.40 in)
Win 400
125.4 x 65 x 10.3 mm (4.94 x 2.56 x 0.41 in)
Weight
A403
113 g (3.99 oz)
Win 400
120.6 (4.27 oz)
SIM
A403
Dual SIM
Win 400
Dual SIM (Dual stand-by)
Type
A403
TFT, 256K colors
Win 400
TFT
Size
A403
4.0 inches, 45.5 cm2 (~56.1% screen-to-body ratio)
Win 400
4.0 inches, 45.5 cm2 (~55.9% screen-to-body ratio)
Resolution
A403
480 x 800 pixels, 5:3 ratio (~233 ppi density)
Win 400
480 x 800 pixels, 5:3 ratio (~233 ppi density)
OS
A403
Android 4.4.2 (KitKat)
Win 400
Microsoft Windows Phone 8.1
Chipset
A403
Spreadtrum SC7715
Win 400
Qualcomm MSM8212 Snapdragon 200 (28 nm)
CPU
A403
1.0 GHz
Win 400
Quad-core 1.2 GHz Cortex-A7
GPU
A403
-
Win 400
Adreno 302
Card slot
A403
microSDHC
Win 400
microSDHC
Internal
A403
4GB 512MB RAM
Win 400
4GB 512MB RAM
Other
A403
-
Win 400
eMMC 4.5
Single
A403
3.15 MP
Win 400
5 MP
Features
A403
LED flash
Win 400
LED flash
Video
A403
Yes
Win 400
720p
Single
A403
1.3 MP
Win 400
1.3 MP
Video
A403
Win 400
Loudspeaker
A403
Yes
Win 400
Yes
3.5mm jack
A403
Yes
Win 400
Yes
WLAN
A403
Wi-Fi 802.11 b/g/n
Win 400
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
A403
2.0
Win 400
4.0, A2DP
Positioning
A403
A-GPS
Win 400
GPS
NFC
A403
No
Win 400
No
Radio
A403
FM radio
Win 400
FM radio
USB
A403
microUSB 2.0
Win 400
microUSB 2.0
Sensors
A403
Accelerometer
Win 400
Accelerometer, proximity
Type
A403
Li-Ion 1400 mAh battery
Win 400
Li-Ion 1500 mAh battery
Colors
A403
Black, Light Blue, Red, Yellow
Win 400
Black
SAR EU
A403
0.38 W/kg (head) 0.68 W/kg (body)
Win 400
-