Comparison of Energizer Power Max P490 and Gigabyte GSmart Rey R3

Attribute	Energizer Power Max P490 ×	Gigabyte GSmart Rey R3 ×
General
Brand	Energizer	Gigabyte
Launch
Announced	2018-06-01	2014-03-01
Body
Width (mm)	12	10.5
Length (mm)	139	136
Height (mm)	65.8	66
Weight (g)	139	138
SIM	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM
Network
Technology	GSM HSPA	GSM HSPA
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 1900 / 2100	HSDPA 900 / 2100
Speed	HSPA 42.2/5.76 Mbps	HSPA 21.1/5.76 Mbps
Platform
OS	Android 8.0 (Oreo Go)	Android 4.2 (Jelly Bean)
Chipset	Mediatek MT6580M (28 nm)	Mediatek MT6572 (28 nm)
CPU	Quad-core 1.3 GHz Cortex-A7	Dual-core 1.3 GHz Cortex-A7
GPU	Mali-400 MP2	Mali-400
Memory
Card slot	microSDHC (dedicated slot)	microSDHC (dedicated slot)
Internal	8GB 1GB RAM	4GB 1GB RAM
Display
Size (in)	4.95	4.5
Resolution (px)	480 x 960	480 x 854
Display Type	TFT	IPS LCD
Battery
Type	Li-Ion	Li-Ion
Capcity (mAh)	4000	1800
Main Camera
Main Camera Type	Dual	Single
Main Camera Properties	0.3 MP, (depth) 8 MP, AF	8 MP, AF
Main Camera Video	720p@30fps	Yes
Main Camera Features	Dual-LED dual-tone flash	LED flash
Selfie Camera
Selfie Camera Type	Dual	Single
Selfie Camera Properties	5 MP VGA, depth sensor	VGA
Selfie Camera Features	LED flash	-
Comms
WLAN	Wi-Fi 802.11 b/g/n, hotspot	Wi-Fi 802.11 b/g/n, hotspot
Bluetooth	4.0, A2DP, LE	4.0, A2DP
GPS	+	+
NFC	-	-
Radio	FM radio	FM radio
USB	microUSB 2.0	microUSB 2.0
Sound
Loudspeaker	+	+
3.5mm jack	+	+
Features
Sensors	Fingerprint (rear-mounted) accelerometer proximity	Accelerometer proximity
Misc
Colors	Black	Black
Stand-by (h)	400	320
Talk time (h)	Up to 10 h (3G)	Up to 8 h