Screen size
equal specs2GB Xpress4.5"
Q4504.5"
Quick verdict
2GB Xpress leads the measured specs 5-3.
Measured wins
2GB Xpress
5
spec wins
Overall winner
Ties
9
equal specs
Q450
3
spec wins
Screen size
equal specsResolution
equal specsRefresh rate
Peak brightness
Pixel density
equal specsCPU speed
equal specsRAM
Storage
Main camera
equal specsFront 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
Technology
2GB Xpress
GSM / HSPA
Q450
GSM / HSPA
2G bands
2GB Xpress
GSM 900 / 1800 - SIM 1 & SIM 2
Q450
GSM 900 / 1800 - SIM 1 & SIM 2
3G bands
2GB Xpress
HSDPA 2100
Q450
HSDPA
Speed
2GB Xpress
HSPA 21.1/5.76 Mbps
Q450
HSPA
GPRS
2GB Xpress
-
Q450
Yes
EDGE
2GB Xpress
-
Q450
Yes
Announced
2GB Xpress
2015, July. Released 2015, July
Q450
2015, April. Released 2015, April
Status
2GB Xpress
Discontinued
Q450
Discontinued
Dimensions
2GB Xpress
133.5 x 66.5 x 10.1 mm (5.26 x 2.62 x 0.40 in)
Q450
135 x 67.7 x 9.7 mm (5.31 x 2.67 x 0.38 in)
Weight
2GB Xpress
134 g (4.73 oz)
Q450
147 g (5.19 oz)
SIM
2GB Xpress
Dual SIM
Q450
Dual SIM
Type
2GB Xpress
IPS LCD
Q450
IPS LCD
Size
2GB Xpress
4.5 inches, 57.6 cm2 (~64.9% screen-to-body ratio)
Q450
4.5 inches, 57.6 cm2 (~63.1% screen-to-body ratio)
Resolution
2GB Xpress
480 x 800 pixels, 5:3 ratio (~207 ppi density)
Q450
480 x 800 pixels, 5:3 ratio (~207 ppi density)
OS
2GB Xpress
Android 4.4.2 (KitKat), upgradable to 5.0 (Lollipop)
Q450
Android 4.4.2 (KitKat)
Chipset
2GB Xpress
Spreadtrum 7731
Q450
Spreadtrum 7731
CPU
2GB Xpress
Quad-core 1.2 GHz
Q450
Quad-core 1.2 GHz
GPU
2GB Xpress
Mali-400
Q450
Mali-400
Card slot
2GB Xpress
microSDHC
Q450
microSDHC
Internal
2GB Xpress
16GB 2GB RAM
Q450
4GB 512MB RAM
Single
2GB Xpress
5 MP, AF
Q450
5 MP
Features
2GB Xpress
LED flash
Q450
LED flash
Video
2GB Xpress
Yes
Q450
Yes
Single
2GB Xpress
1.3 MP
Q450
2 MP
Video
2GB Xpress
Q450
Loudspeaker
2GB Xpress
Yes
Q450
Yes
3.5mm jack
2GB Xpress
Yes
Q450
Yes
WLAN
2GB Xpress
Wi-Fi 802.11 b/g/n, hotspot
Q450
Wi-Fi 802.11 b/g/n
Bluetooth
2GB Xpress
2.1, EDR
Q450
2.0
Positioning
2GB Xpress
GPS
Q450
GPS
NFC
2GB Xpress
No
Q450
No
Radio
2GB Xpress
FM radio
Q450
FM radio
USB
2GB Xpress
microUSB 2.0
Q450
microUSB
Sensors
2GB Xpress
Accelerometer
Q450
Accelerometer, proximity
Type
2GB Xpress
Li-Ion 1500 mAh battery
Q450
Li-Ion 1800 mAh battery
Colors
2GB Xpress
Black
Q450
Gold, White
SAR EU
2GB Xpress
-
Q450
0.74 W/kg (head) 0.67 W/kg (body)