Comparison of Vivo NEX Dual Display and BLU Vivo XI+

Comparison of Vivo NEX Dual Display and BLU Vivo XI+ [S]ave

Attribute	Vivo NEX Dual Display ×	BLU Vivo XI+ ×
General
Brand	Vivo	Blu
Launch
Announced	2018-12-01	2018-08-01
Body
Width (mm)	8.1	7.8
Length (mm)	157.2	155
Height (mm)	75.3	75.5
Weight (g)	199	199
SIM	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
Network
Technology	CDMA GSM HSPA LTE	GSM HSPA LTE
2G bands	CDMA 800 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands	1, 3, 5, 7, 8, 19, 28, 38, 39, 40, 41	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66
Speed	HSPA 42.2/5.76 Mbps LTE-A (4CA) Cat16 1024/150 Mbps	HSPA 42.2/11.5 Mbps LTE-A (2CA) Cat6 300/50 Mbps
Platform
OS	Android 9.0 (Pie)	Android 8.1 (Oreo)
Chipset	Qualcomm SDM845 Snapdragon 845 (10 nm)	Mediatek MT6771 Helio P60 (12 nm)
CPU	Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)	Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
GPU	Adreno 630	Mali-G72 MP3
Memory
Card slot	No	microSDXC
Internal	128GB 10GB RAM 256GB 8GB RAM	128GB 6GB RAM 64GB 4GB RAM
Display
Size (in)	6.39	6.2
Resolution (px)	1080 x 2340	1080 x 2246
Protection	-	Corning Gorilla Glass 3
Display Type	Super AMOLED	IPS LCD
Battery
Type	Li-Ion	Li-Po
Charging	Fast charging 22.5W	Qi wireless charging
Capcity (mAh)	3500	3050
Main Camera
Main Camera Type	Triple	Dual
Main Camera Properties	12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF, 4-axis OIS 2 MP, f/1.8, 1/5.0", 1.75µm, (depth) TOF 3D, f/1.3, (depth)	16 MP, f/2.0, 1/3", 1.10µm, PDAF 5 MP, f/2.4, (depth)
Main Camera Video	4K@30fps, 1080p@30fps	1080p@30fps
Main Camera Features	LED flash, HDR, panorama	LED flash, HDR
Selfie Camera
Selfie Camera Type	Triple	Single
Selfie Camera Properties	No - uses main camera	16 MP, f/2.2, 26mm (wide), 1/3.06", 1.0µm
Selfie Camera Video	-	720p@30fps
Selfie Camera Features	-	LED flash
Comms
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot
Bluetooth	5.0, A2DP, LE	4.1, A2DP, LE
GPS	+	+
NFC	-	-
Radio	No	FM radio
USB	USB Type-C 2.0, USB On-The-Go	USB Type-C 2.0
Sound
Loudspeaker	+	+
3.5mm jack	+	-
Features
Sensors	Fingerprint (under display accelerometer compass gyro optical) proximity	Iris scanner accelerometer compass fingerprint (rear-mounted) gyro proximity
Misc
Colors	Polar Blue	Black Silver
Models	1813 V1821A V1821T	XI
Stand-by (h)	-	625
Talk time (h)	-	Up to 21 h (3G)