Comparison of Celkon Q450 and Yota YotaPhone

Attribute	Celkon Q450 ×	Yota YotaPhone ×
General
Brand	Celkon	Yota
Launch
Announced	2015-04-01	2012-12-01
Body
Width (mm)	9.7	10
Length (mm)	135	133.6
Height (mm)	67.7	67
Weight (g)	147	146
SIM	Dual SIM	Micro-SIM
Front	-	Glass
Back	-	Glass
Frame	-	Aluminum
Network
Technology	GSM HSPA	GSM HSPA LTE
2G bands	GSM 900 / 1800	GSM 900 / 1800 / 1900
3G bands	HSDPA	HSDPA 900 / 2100 / 1800
4G bands	-	3, 7, 20
Speed	HSPA	HSPA 42.2/11.5 Mbps LTE Cat3 100/50 Mbps
Platform
OS	Android 4.4.2 (KitKat)	Android 4.2.2 (Jelly Bean)
Chipset	Spreadtrum 7731	Qualcomm MSM8960T Snapdragon S4 Pro
CPU	Quad-core 1.2 GHz	Dual-core 1.7 GHz Krait
GPU	Mali-400	Adreno 320
Memory
Card slot	microSDHC	No
Internal	4GB 512MB RAM	32GB 2GB RAM
Display
Size (in)	4.5	4.3
Resolution (px)	480 x 800	720 x 1280
Protection	-	Corning Gorilla Glass
Display Type	IPS LCD	IPS LCD
Battery
Type	Li-Ion	Li-Ion
Capcity (mAh)	1800	1800
Main Camera
Main Camera Type	Single	Single
Main Camera Properties	5 MP	13 MP, AF
Main Camera Video	Yes	1080p@30fps
Main Camera Features	LED flash	LED flash
Selfie Camera
Selfie Camera Type	Single	Single
Selfie Camera Properties	2 MP	1 MP
Comms
WLAN	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
Bluetooth	2.0	4.0, A2DP, LE
GPS	+	+
NFC	-	-
Radio	FM radio	No
USB	microUSB	microUSB 2.0
Sound
Loudspeaker	+	+
3.5mm jack	+	+
Features
Sensors	Accelerometer proximity	Accelerometer compass gyro proximity
Misc
Colors	Gold White	Black White
SAR EU Head (W/kg)	0.74	0.57
SAR EU Body (W/kg)	0.67	0.28
Stand-by (h)	-	282
Talk time (h)	-	Up to 22 h (2G) / Up to 15 h (3G)
Music play (h)	-	48