Motorola Signature vs Nubia X comparison

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ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.8-inch Extreme AMOLED6.26-inch
ProcessorSnapdragon 8 Gen 5Qualcomm Snapdragon 845
Front Camera50-megapixel No
Rear Camera50MP Sony LYTIA 828 + 50MP Ultrawide + 50MP Periscope Sony LYTIA 60016-megapixel + 24-megapixel
RAM16GB6GB
Storage1TB64GB
Battery CapacitySilicon-Carbon 5200mAh3800mAh
OSAndroid 16Android 8.1 Oreo
Resolution1264x2780 pixels1080x2280 pixels
general
BrandMotorolaNubia
ModelSignatureX
Release dateJanuary 23, 2026October 1, 2018
AI EnabledYes-
Form factorTouchscreenTouchscreen
Body typeMetal-
Dimensions (mm)162.10 x 76.40 x 6.99154.10 x 73.30 x 8.40
Weight (g)186.00181.00
IP ratingIP69-
Battery capacity (mAh)52003800
Removable batteryNo-
Fast charging90W TurboPower wired chargingQuick Charge 3.0
Wireless Charging Type50W-
ColoursPantone Carbon, Pantone Martini OliveBlack, Blue, Gold, Red
Launched in India-No
display
Refresh Rate165 Hz-
Screen size (inches)6.806.26
TouchscreenYesYes
Resolution1264x2780 pixels1080x2280 pixels
Protection typeGorilla Glass Victus 2Gorilla Glass
Aspect ratio20:919:9
Pixels per inch (PPI)450-
hardware
Processorocta-coreocta-core
Processor makeSnapdragon 8 Gen 5Qualcomm Snapdragon 845
RAM16GB6GB
Internal storage1TB64GB
Expandable storage-No
camera
Rear camera50-megapixel (f/1.6) + 50-megapixel (f/2.0)16-megapixel (f/1.8) + 24-megapixel (f/1.7)
No. of Rear Cameras3-
Rear third camera attr (50-micron)-
Front camera50-megapixel (f/2.0)No
No. of Front Cameras1-
Lens Type (Second Rear Camera)Ultra Wide-Angle-
Lens Type (Third Rear Camera)Telephoto-
Rear flash-Dual LED
software
Operating systemAndroid 16Android 8.1 Oreo
SkinHello UINubia UI 6.0.2
connectivity
Wi-Fi 7Yes-
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 6.00Yes, v 5.00
USB Type-CYesYes
Number of SIMs22
Wi-Fi standards supported-802.11 a/b/g/n/ac
Active 4G on both SIM cards-Yes
sim 1
SIM TypeNano-SIMNano-SIM
4G/ LTEYesYes
5GYes-
GSM/CDMA-CDMA
3G-Yes
sim 2
SIM TypeeSIMNano-SIM
4G/ LTEYesYes
5GYes-
GSM/CDMA-CDMA
3G-Yes
sensors
Face unlockYes-
In-Display Fingerprint SensorYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Fingerprint sensor-Yes
Compass/ Magnetometer-Yes
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