Comparison of Lenovo B and Gigabyte GSmart Maya M1 v2

Attribute	Gigabyte GSmart Maya M1 v2 ×	Lenovo B ×
General
Brand	Gigabyte	Lenovo
Launch
Announced	2013-06-01	2016-10-01
Body
Width (mm)	9.7	9.9
Length (mm)	136	132.5
Height (mm)	67	66
Weight (g)	147	144
SIM	Dual SIM (Mini-SIM, dual stand-by)	Single SIM (Micro-SIM)
Network
Technology	GSM HSPA	GSM HSPA LTE
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G bands	-	1, 3, 5, 7, 8, 20, 38, 40, 41
Speed	HSPA	HSPA 21.1/5.76 Mbps LTE Cat4 150/50 Mbps
Platform
OS	Android 4.2.1 (Jelly Bean)	Android 6.0 (Marshmallow)
Chipset	Mediatek MT6589 (28 nm)	Mediatek MT6735 (28 nm)
CPU	Quad-core 1.2 GHz Cortex-A7	Quad-core 1.0 GHz Cortex-A53
GPU	PowerVR SGX544	Mali-T720MP2
Memory
Card slot	microSDHC (dedicated slot)	microSDHC
Internal	4GB 1GB RAM	8GB 1GB RAM
Display
Size (in)	4.5	4.5
Resolution (px)	540 x 960	480 x 800
Display Type	IPS LCD	TFT
Battery
Type	Li-Ion	Li-Ion
Capcity (mAh)	1700	2000
Main Camera
Main Camera Type	Single	Single
Main Camera Properties	8 MP, AF	5 MP
Main Camera Video	Yes	Yes
Main Camera Features	Dual-LED flash	LED flash
Selfie Camera
Selfie Camera Type	Single	Single
Selfie Camera Properties	2 MP	2 MP
Comms
WLAN	Wi-Fi 802.11 b/g/n, hotspot	Wi-Fi 802.11 b/g/n, hotspot
Bluetooth	3.0	4.0, A2DP
GPS	+	+
NFC	-	-
Radio	FM radio	FM radio
USB	microUSB 2.0	microUSB 2.0
Sound
Loudspeaker	+	+
3.5mm jack	+	+
Features
Sensors	Accelerometer compass proximity	Accelerometer
Misc
Colors	Gray Red White	Black Gold White
Models	-	A2016a40 A2016b30
Stand-by (h)	500	170
Talk time (h)	Up to 4 h 30 min	Up to 11 h (3G)