Screen size
Noir X5504.7"
Noir Z4Winner: 5.0"+6%
Quick verdict
Noir Z4 leads the measured specs 10-1.
Measured wins
Noir X550
1
spec wins
Ties
5
equal specs
Noir Z4
10
spec wins
Overall winner
Screen size
Technology
Noir X550
GSM / HSPA
Noir Z4
GSM / HSPA
2G bands
Noir X550
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Noir Z4
GSM 850 / 900 / 1800 / 1900
3G bands
Noir X550
HSDPA 900 / 2100
Noir Z4
HSDPA 900 / 2100
Speed
Noir X550
HSPA 21.1/5.76 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
Stereo speakers
Noir Z4
HSPA 21.1/5.76 Mbps
Announced
Noir X550
2015, January. Released 2015, January
Noir Z4
2013, October. Released 2013, October
Status
Noir X550
Discontinued
Noir Z4
Discontinued
Dimensions
Noir X550
139.1 x 69.2 x 7.9 mm (5.48 x 2.72 x 0.31 in)
Noir Z4
144 x 69 x 7.7 mm (5.67 x 2.72 x 0.30 in)
Weight
Noir X550
-
Noir Z4
-
SIM
Noir X550
Dual SIM
Noir Z4
Micro-SIM
Type
Noir X550
IPS LCD
Noir Z4
IPS LCD
Size
Noir X550
4.7 inches, 60.9 cm2 (~63.3% screen-to-body ratio)
Noir Z4
5.0 inches, 68.9 cm2 (~69.4% screen-to-body ratio)
Resolution
Noir X550
720 x 1280 pixels, 16:9 ratio (~312 ppi density)
Noir Z4
1080 x 1920 pixels, 16:9 ratio (~441 ppi density)
Protection
Noir X550
-
Noir Z4
Corning Gorilla Glass 3
OS
Noir X550
Android 4.4.2 (KitKat)
Noir Z4
Android 4.2 (Jelly Bean)
Chipset
Noir X550
Mediatek MT6582 (28 nm)
Noir Z4
Mediatek MT6589T (28 nm)
CPU
Noir X550
Quad-core 1.3 GHz Cortex-A7
Noir Z4
Quad-core 1.5 GHz Cortex-A7
GPU
Noir X550
Mali-400MP2
Noir Z4
PowerVR SGX544
Card slot
Noir X550
microSDHC
Noir Z4
No
Internal
Noir X550
8GB 1GB RAM
Noir Z4
32GB 2GB RAM
Single
Noir X550
8 MP
Noir Z4
13 MP, AF
Features
Noir X550
LED flash
Noir Z4
LED flash, panorama
Video
Noir X550
Yes
Noir Z4
1080p@30fps
Single
Noir X550
2 MP
Noir Z4
5 MP
Video
Noir X550
Noir Z4
Loudspeaker
Noir X550
Yes
Noir Z4
Yes
3.5mm jack
Noir X550
Yes
Noir Z4
Yes
WLAN
Noir X550
Wi-Fi 802.11 b/g/n, hotspot
Noir Z4
Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth
Noir X550
4.0, A2DP
Noir Z4
4.0, A2DP
Positioning
Noir X550
A-GPS only
Noir Z4
GPS
NFC
Noir X550
No
Noir Z4
No
Radio
Noir X550
FM radio
Noir Z4
Stereo FM radio
USB
Noir X550
microUSB 2.0
Noir Z4
microUSB 2.0
Sensors
Noir X550
Accelerometer
Noir Z4
Accelerometer, gyro, proximity, compass
Type
Noir X550
Li-Ion 1800 mAh battery
Noir Z4
Li-Ion 2000 mAh battery
Colors
Noir X550
Black
Noir Z4
Black
Price
Noir X550
About 120 EUR
Noir Z4
About 200 EUR