Screen size
Noir X5504.7"
Noir X900Winner: 5.0"+6%
Quick verdict
Noir X900 leads the measured specs 6-1.
Measured wins
Noir X550
1
spec wins
Ties
9
equal specs
Noir X900
6
spec wins
Overall winner
Screen size
Technology
Noir X550
GSM / HSPA
Noir X900
GSM / HSPA
2G bands
Noir X550
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Noir X900
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
Noir X550
HSDPA 900 / 2100
Noir X900
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
equal specsMain 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
equal specsStereo speakers
Noir X900
HSPA 21.1/5.76 Mbps
Announced
Noir X550
2015, January. Released 2015, January
Noir X900
2015, February. Released 2015, February
Status
Noir X550
Discontinued
Noir X900
Discontinued
Dimensions
Noir X550
139.1 x 69.2 x 7.9 mm (5.48 x 2.72 x 0.31 in)
Noir X900
141.5 x 70.8 x 7.8 mm (5.57 x 2.79 x 0.31 in)
Weight
Noir X550
-
Noir X900
-
SIM
Noir X550
Dual SIM
Noir X900
Dual SIM
Type
Noir X550
IPS LCD
Noir X900
IPS LCD
Size
Noir X550
4.7 inches, 60.9 cm2 (~63.3% screen-to-body ratio)
Noir X900
5.0 inches, 68.9 cm2 (~68.8% screen-to-body ratio)
Resolution
Noir X550
720 x 1280 pixels, 16:9 ratio (~312 ppi density)
Noir X900
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
OS
Noir X550
Android 4.4.2 (KitKat)
Noir X900
Android 4.2.2 (Jelly Bean)
Chipset
Noir X550
Mediatek MT6582 (28 nm)
Noir X900
Mediatek MT6592 (28 nm)Mediatek MT6592M (28 nm)
CPU
Noir X550
Quad-core 1.3 GHz Cortex-A7
Noir X900
Octa-core 1.7 GHz Cortex-A7Octa-core 1.4 GHz Cortex-A7
GPU
Noir X550
Mali-400MP2
Noir X900
Mali-450MP4
Card slot
Noir X550
microSDHC
Noir X900
microSDHC
Internal
Noir X550
8GB 1GB RAM
Noir X900
8GB 1GB RAM, 16GB 2GB RAM
Single
Noir X550
8 MP
Noir X900
13 MP, AF 8 MP, AF
Features
Noir X550
LED flash
Noir X900
Dual-LED flash, HDR, panorama
Video
Noir X550
Yes
Noir X900
1080p@30fps
Single
Noir X550
2 MP
Noir X900
5 MP2 MP
Video
Noir X550
Noir X900
Loudspeaker
Noir X550
Yes
Noir X900
Yes
3.5mm jack
Noir X550
Yes
Noir X900
Yes
WLAN
Noir X550
Wi-Fi 802.11 b/g/n, hotspot
Noir X900
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Noir X550
4.0, A2DP
Noir X900
4.0, A2DP
Positioning
Noir X550
A-GPS only
Noir X900
GPS
NFC
Noir X550
No
Noir X900
No
Radio
Noir X550
FM radio
Noir X900
Stereo FM radio
USB
Noir X550
microUSB 2.0
Noir X900
microUSB 2.0, OTG
Sensors
Noir X550
Accelerometer
Noir X900
Accelerometer, proximity
Type
Noir X550
Li-Ion 1800 mAh battery
Noir X900
Li-Ion 2100 mAh battery
Colors
Noir X550
Black
Noir X900
Black
Price
Noir X550
About 120 EUR
Noir X900
About 160 EUR