Screen size
A27Winner: 4.6"+2.8%
Q4504.5"
Quick verdict
Q450 leads the measured specs 7-4.
Measured wins
A27
4
spec wins
Ties
4
equal specs
Q450
7
spec wins
Overall winner
Screen size
Technology
A27
GSM / HSPA
Q450
GSM / HSPA
2G bands
A27
GSM 900 / 1800 - SIM 1 & SIM 2
Q450
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
A27
HSDPA 2100
Q450
HSDPA
Speed
A27
HSPA
Q450
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
SD card
equal specsStereo speakers
HSPA
GPRS
A27
-
Q450
Yes
EDGE
A27
-
Q450
Yes
Announced
A27
2013, February. Released 2013, February
Q450
2015, April. Released 2015, April
Status
A27
Discontinued
Q450
Discontinued
Dimensions
A27
-
Q450
135 x 67.7 x 9.7 mm (5.31 x 2.67 x 0.38 in)
Weight
A27
-
Q450
147 g (5.19 oz)
SIM
A27
Dual SIM (Mini-SIM)
Q450
Dual SIM
Type
A27
TFT
Q450
IPS LCD
Size
A27
4.63 inches, 59.1 cm2
Q450
4.5 inches, 57.6 cm2 (~63.1% screen-to-body ratio)
Resolution
A27
480 x 853 pixels, 16:9 ratio (~211 ppi density)
Q450
480 x 800 pixels, 5:3 ratio (~207 ppi density)
OS
A27
Android 4.0 (Ice Cream Sandwich)
Q450
Android 4.4.2 (KitKat)
CPU
A27
1.0 GHz
Q450
Quad-core 1.2 GHz
Chipset
A27
-
Q450
Spreadtrum 7731
GPU
A27
-
Q450
Mali-400
Card slot
A27
microSDHC (dedicated slot)
Q450
microSDHC
Internal
A27
-
Q450
4GB 512MB RAM
Single
A27
8 MP
Q450
5 MP
Video
A27
Yes
Q450
Yes
Features
A27
-
Q450
LED flash
Single
A27
Yes
Q450
2 MP
Video
A27
Q450
Loudspeaker
A27
Yes
Q450
Yes
3.5mm jack
A27
-
Q450
Yes
WLAN
A27
Wi-Fi 802.11 b/g/n
Q450
Wi-Fi 802.11 b/g/n
Bluetooth
A27
Yes
Q450
2.0
Positioning
A27
GPS
Q450
GPS
NFC
A27
No
Q450
No
Radio
A27
FM radio
Q450
FM radio
USB
A27
Proprietary
Q450
microUSB
Sensors
A27
Accelerometer
Q450
Accelerometer, proximity
Type
A27
Li-Ion 1800 mAh battery
Q450
Li-Ion 1800 mAh battery
Stand-by
A27
Up to 180 h
Q450
-
Talk time
A27
Up to 6 h
Q450
-
Colors
A27
Blue, Black, White
Q450
Gold, White
Price
A27
About 130 EUR
Q450
-
SAR EU
A27
-
Q450
0.74 W/kg (head) 0.67 W/kg (body)