Screen size
Noir S45.0"
QTab X50Winner: 8.0"+38%
Quick verdict
Noir S4 leads the measured specs 8-2.
Measured wins
Noir S4
8
spec wins
Overall winner
Ties
7
equal specs
QTab X50
2
spec wins
Screen size
Technology
Noir S4
GSM / HSPA
QTab X50
GSM / HSPA
2G bands
Noir S4
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
QTab X50
GSM 850 / 900 / 1800 / 1900
3G bands
Noir S4
HSDPA 2100
QTab X50
HSDPA 850 / 900 / 1900 / 2100
Speed
Noir S4
HSPA 21.1/5.76 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
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
QTab X50
HSPA 42.2/11.5 Mbps
Announced
Noir S4
2016, June. Released 2016, June
QTab X50
2014, June. Released 2014, June
Status
Noir S4
Discontinued
QTab X50
Discontinued
Dimensions
Noir S4
144.4 x 72.5 x 8.7 mm (5.69 x 2.85 x 0.34 in)
QTab X50
-
Weight
Noir S4
150 g (5.29 oz)
QTab X50
-
SIM
Noir S4
Dual SIM
QTab X50
Micro-SIM
Type
Noir S4
IPS LCD
QTab X50
IPS LCD
Size
Noir S4
5.0 inches, 68.9 cm2 (~65.8% screen-to-body ratio)
QTab X50
8.0 inches, 198.2 cm2
Resolution
Noir S4
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
QTab X50
768 x 1024 pixels, 4:3 ratio (~160 ppi density)
OS
Noir S4
Android 6.0 (Marshmallow)
QTab X50
Android 4.2 (Jelly Bean)
Chipset
Noir S4
Mediatek MT6580 (28 nm)
QTab X50
Mediatek MT8389W
CPU
Noir S4
Quad-core 1.3 GHz Cortex-A7
QTab X50
Quad-core 1.2 GHz Cortex-A7
GPU
Noir S4
Mali-400MP2
QTab X50
PowerVR SGX544
Card slot
Noir S4
microSDXC
QTab X50
microSDHC (dedicated slot)
Internal
Noir S4
16GB 2GB RAM
QTab X50
16GB 1GB RAM
Single
Noir S4
8 MP, f/2.0, 1/4.0", AF
QTab X50
5 MP, AF
Features
Noir S4
LED flash, panorama, HDR
QTab X50
-
Video
Noir S4
1080p@30fps
QTab X50
480p@24fps
Single
Noir S4
8 MP, f/2.0
QTab X50
2 MP
Video
Noir S4
QTab X50
Loudspeaker
Noir S4
Yes
QTab X50
Yes
3.5mm jack
Noir S4
Yes
QTab X50
Yes
WLAN
Noir S4
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
QTab X50
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
Noir S4
4.0, A2DP
QTab X50
4.0, A2DP
Positioning
Noir S4
GPS
QTab X50
GPS
NFC
Noir S4
No
QTab X50
No
Radio
Noir S4
FM radio
QTab X50
Stereo FM radio, RDS
USB
Noir S4
microUSB 2.0
QTab X50
microUSB 2.0, OTG
Sensors
Noir S4
Accelerometer, proximity
QTab X50
Accelerometer, compass
Type
Noir S4
Li-Ion 3000 mAh, removable
QTab X50
Li-Ion 4500 mAh battery
Stand-by
Noir S4
Up to 430 h (2G) / Up to 410 h (3G)
QTab X50
-
Talk time
Noir S4
Up to 12 h (2G) / Up to 10 h (3G)
QTab X50
-
Colors
Noir S4
Gold
QTab X50
Black, White
Price
Noir S4
-
QTab X50
About 160 EUR