Screen size
Noir X5504.7"
Noir Z7Winner: 4.8"+2.1%
Quick verdict
Noir Z7 leads the measured specs 7-2.
Measured wins
Noir X550
2
spec wins
Ties
8
equal specs
Noir Z7
7
spec wins
Overall winner
Screen size
Technology
Noir X550
GSM / HSPA
Noir Z7
GSM / HSPA
2G bands
Noir X550
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Noir Z7
GSM 850 / 900 / 1800 / 1900
3G bands
Noir X550
HSDPA 900 / 2100
Noir Z7
HSDPA 900 / 2100
Speed
Noir X550
HSPA 21.1/5.76 Mbps
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
Main camera
equal specsFront 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 Z7
HSPA 42.2/5.76 Mbps
Announced
Noir X550
2015, January. Released 2015, January
Noir Z7
2015, February. Released 2015, February
Status
Noir X550
Discontinued
Noir Z7
Discontinued
Dimensions
Noir X550
139.1 x 69.2 x 7.9 mm (5.48 x 2.72 x 0.31 in)
Noir Z7
139.8 x 67.4 x 5.2 mm (5.50 x 2.65 x 0.20 in)
Weight
Noir X550
-
Noir Z7
97.7 g (3.46 oz)
SIM
Noir X550
Dual SIM
Noir Z7
Micro-SIM
Type
Noir X550
IPS LCD
Noir Z7
AMOLED
Size
Noir X550
4.7 inches, 60.9 cm2 (~63.3% screen-to-body ratio)
Noir Z7
4.8 inches, 63.5 cm2 (~67.4% screen-to-body ratio)
Resolution
Noir X550
720 x 1280 pixels, 16:9 ratio (~312 ppi density)
Noir Z7
720 x 1280 pixels, 16:9 ratio (~306 ppi density)
OS
Noir X550
Android 4.4.2 (KitKat)
Noir Z7
Android 4.4.2 (KitKat)
Chipset
Noir X550
Mediatek MT6582 (28 nm)
Noir Z7
Mediatek MT6592 (28 nm)
CPU
Noir X550
Quad-core 1.3 GHz Cortex-A7
Noir Z7
Octa-core 1.7 GHz Cortex-A7
GPU
Noir X550
Mali-400MP2
Noir Z7
Mali-450MP4
Card slot
Noir X550
microSDHC
Noir Z7
No
Internal
Noir X550
8GB 1GB RAM
Noir Z7
16GB 1GB RAM
Single
Noir X550
8 MP
Noir Z7
8 MP, AF
Features
Noir X550
LED flash
Noir Z7
LED flash, panorama, HDR
Video
Noir X550
Yes
Noir Z7
1080p@30fps
Single
Noir X550
2 MP
Noir Z7
5 MP
Video
Noir X550
Noir Z7
Loudspeaker
Noir X550
Yes
Noir Z7
Yes
3.5mm jack
Noir X550
Yes
Noir Z7
Yes
WLAN
Noir X550
Wi-Fi 802.11 b/g/n, hotspot
Noir Z7
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Noir X550
4.0, A2DP
Noir Z7
4.0, A2DP
Positioning
Noir X550
A-GPS only
Noir Z7
GPS
NFC
Noir X550
No
Noir Z7
No
Radio
Noir X550
FM radio
Noir Z7
Stereo FM radio
USB
Noir X550
microUSB 2.0
Noir Z7
microUSB 2.0, OTG
Sensors
Noir X550
Accelerometer
Noir Z7
Accelerometer, gyro, proximity, compass
Type
Noir X550
Li-Ion 1800 mAh battery
Noir Z7
Li-Ion 2050 mAh, non-removable
Colors
Noir X550
Black
Noir Z7
Black
Price
Noir X550
About 120 EUR
Noir Z7
About 210 EUR