Screen size
Noir X5504.7"
Noir X600Winner: 5.0"+6%
Quick verdict
Noir X600 leads the measured specs 4-2.
Measured wins
Noir X550
2
spec wins
Ties
10
equal specs
Noir X600
4
spec wins
Overall winner
Screen size
Technology
Noir X550
GSM / HSPA
Noir X600
GSM / HSPA
2G bands
Noir X550
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Noir X600
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
Noir X550
HSDPA 900 / 2100
Noir X600
HSDPA 900 / 2100
Speed
Noir X550
HSPA 21.1/5.76 Mbps
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
equal specsBattery
equal specsWired 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 X600
HSPA 21.1/5.76 Mbps
Announced
Noir X550
2015, January. Released 2015, January
Noir X600
2015, February. Released 2015, February
Status
Noir X550
Discontinued
Noir X600
Discontinued
Dimensions
Noir X550
139.1 x 69.2 x 7.9 mm (5.48 x 2.72 x 0.31 in)
Noir X600
8.3 mm thickness
Weight
Noir X550
-
Noir X600
-
SIM
Noir X550
Dual SIM
Noir X600
Dual SIM
Type
Noir X550
IPS LCD
Noir X600
TFT
Size
Noir X550
4.7 inches, 60.9 cm2 (~63.3% screen-to-body ratio)
Noir X600
5.0 inches, 68.9 cm2
Resolution
Noir X550
720 x 1280 pixels, 16:9 ratio (~312 ppi density)
Noir X600
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
OS
Noir X550
Android 4.4.2 (KitKat)
Noir X600
Android 4.2.2 (Jelly Bean)
Chipset
Noir X550
Mediatek MT6582 (28 nm)
Noir X600
Mediatek MT6592M (28 nm)
CPU
Noir X550
Quad-core 1.3 GHz Cortex-A7
Noir X600
Octa-core 1.4 GHz Cortex-A7
GPU
Noir X550
Mali-400MP2
Noir X600
Mali-450MP4
Card slot
Noir X550
microSDHC
Noir X600
microSDHC
Internal
Noir X550
8GB 1GB RAM
Noir X600
16GB 2GB RAM
Single
Noir X550
8 MP
Noir X600
8 MP, AF
Features
Noir X550
LED flash
Noir X600
LED flash, HDR, panorama
Video
Noir X550
Yes
Noir X600
1080p@30fps
Single
Noir X550
2 MP
Noir X600
2 MP
Video
Noir X550
Noir X600
Loudspeaker
Noir X550
Yes
Noir X600
Yes
3.5mm jack
Noir X550
Yes
Noir X600
Yes
WLAN
Noir X550
Wi-Fi 802.11 b/g/n, hotspot
Noir X600
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Noir X550
4.0, A2DP
Noir X600
4.0, A2DP
Positioning
Noir X550
A-GPS only
Noir X600
GPS
NFC
Noir X550
No
Noir X600
No
Radio
Noir X550
FM radio
Noir X600
Stereo FM radio
USB
Noir X550
microUSB 2.0
Noir X600
microUSB 2.0, OTG
Sensors
Noir X550
Accelerometer
Noir X600
Accelerometer, proximity
Type
Noir X550
Li-Ion 1800 mAh battery
Noir X600
Li-Ion 1800 mAh battery
Colors
Noir X550
Black
Noir X600
Black
Price
Noir X550
About 120 EUR
Noir X600
About 150 EUR