Comparison of Vivo Y31 (2015) and Panasonic P9

Attribute	Panasonic P9 ×	Vivo Y31 (2015) ×
General
Brand	Panasonic	Vivo
Launch
Announced	2017-09-01	2015-09-01
Body
Width (mm)	8.6	8.4
Length (mm)	144.5	137.2
Height (mm)	73	68.8
Weight (g)	144	137
SIM	Dual SIM	Dual SIM
Network
Technology	GSM HSPA LTE	GSM HSPA
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 900 / 2100	HSDPA 850 / 900 / 2100
4G bands	3, 5, 40	-
Speed	HSPA 21.1/5.76 Mbps LTE Cat4 150/50 Mbps	HSPA
Platform
OS	Android 7.0 (Nougat)	Android 5.1 (Lollipop)
Chipset	Mediatek MT6737M (28 nm)	Mediatek MT6580 (28 nm)
CPU	Quad-core 1.1 GHz Cortex-A53	Quad-core 1.3 GHz Cortex-A7
GPU	Mali-T720MP2	Mali-400MP2
Memory
Card slot	microSDHC (dedicated slot)	microSDXC (dedicated slot)
Internal	16GB 1GB RAM	8GB 1GB RAM
Display
Size (in)	5	4.7
Resolution (px)	480 x 854	720 x 1280
Protection	Asahi Dragontrail Glass	-
Display Type	IPS LCD	IPS LCD
Battery
Type	Li-Ion	Li-Po
Capcity (mAh)	2210	2100
Main Camera
Main Camera Type	Single	Single
Main Camera Properties	8 MP	8 MP
Main Camera Video	720p@30fps	720p@30fps
Main Camera Features	LED flash	LED flash, HDR
Selfie Camera
Selfie Camera Type	Single	Single
Selfie Camera Properties	5 MP	2 MP
Comms
WLAN	Wi-Fi 802.11 b/g/n, hotspot	Wi-Fi 802.11 b/g/n, hotspot
Bluetooth	4.0, A2DP	4.0, A2DP
GPS	+	+
NFC	-	-
Radio	FM radio	FM radio
USB	microUSB 2.0, USB On-The-Go	microUSB 2.0
Sound
Loudspeaker	+	+
3.5mm jack	+	+
Features
Sensors	Accelerometer proximity	Accelerometer compass proximity
Misc
Colors	Black Champagne Gold	Black White
Models	-	Y31 Y31L