Screen size
equal specsA404.0"
Q4054.0"
Quick verdict
Q405 leads the measured specs 4-2.
Measured wins
A40
2
spec wins
Ties
10
equal specs
Q405
4
spec wins
Overall winner
Screen size
equal specsTechnology
A40
GSM
Q405
GSM / HSPA
2G bands
A40
GSM 900 / 1800 - SIM 1 & SIM 2
Q405
GSM 900 / 1800 - SIM 1 & SIM 2
GPRS
A40
Yes
Q405
Yes
EDGE
A40
Yes
Q405
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU speed
RAM
Storage
equal specsMain camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Yes
3G bands
A40
-
Q405
HSDPA
Speed
A40
-
Q405
HSPA
Announced
A40
2014, January. Released 2014, January
Q405
2015, May. Released 2015, May
Status
A40
Discontinued
Q405
Discontinued
Dimensions
A40
126.2 x 64 x 10.8 mm (4.97 x 2.52 x 0.43 in)
Q405
124 x 64.2 x 9.9 mm (4.88 x 2.53 x 0.39 in)
Weight
A40
126.5 (4.44 oz)
Q405
137 g (4.83 oz)
SIM
A40
Dual SIM
Q405
Dual SIM
Type
A40
TFT
Q405
TFT, 256K colors
Size
A40
4.0 inches, 45.5 cm2 (~56.4% screen-to-body ratio)
Q405
4.0 inches, 45.5 cm2 (~57.2% screen-to-body ratio)
Resolution
A40
480 x 800 pixels, 5:3 ratio (~233 ppi density)
Q405
480 x 800 pixels, 5:3 ratio (~233 ppi density)
OS
A40
Android 4.2.2 (Jelly Bean)
Q405
Android 4.4 (KitKat)
CPU
A40
Dual-core 1.3 GHz
Q405
Quad-core 1.2 GHz
Chipset
A40
-
Q405
Spreadtrum 7731
GPU
A40
-
Q405
Mali-400
Card slot
A40
microSDHC (dedicated slot)
Q405
microSDHC
Internal
A40
4GB 512MB RAM
Q405
4GB 512MB RAM
Single
A40
5 MP
Q405
3.15 MP
Video
A40
Yes
Q405
Yes
Features
A40
-
Q405
LED flash
Single
A40
VGA
Q405
1.3 MP
Video
A40
Q405
Loudspeaker
A40
Yes
Q405
Yes
3.5mm jack
A40
Yes
Q405
Yes
WLAN
A40
Wi-Fi 802.11 b/g/n, hotspot
Q405
Wi-Fi 802.11 b/g/n
Bluetooth
A40
2.0
Q405
2.0
Positioning
A40
GPS
Q405
GPS
NFC
A40
No
Q405
No
Radio
A40
FM radio
Q405
FM radio
USB
A40
microUSB 2.0
Q405
microUSB
Sensors
A40
Accelerometer, proximity
Q405
Accelerometer, proximity
Type
A40
Li-Ion 1500 mAh battery
Q405
Li-Ion 1500 mAh battery
Colors
A40
White, Yellow, Blue
Q405
Black, White, Gold, Blue
SAR EU
A40
-
Q405
0.25 W/kg (head) 0.55 W/kg (body)