Nokia Lumia 920 vs Nokia Lumia 925 vs Sony Xperia M4 Aqua

General Info

Manufacturer
Nokia	Nokia	Sony
Announced
September 2012	May 2013	March 2015
Status
Available - November 2012	Available - June 2013	Available - April 2015
Price
-	-	Rs. 19,400 ($285.29) [Similarly Priced]
Colors
Black, Gray, Red, Yellow	Black, White	Black, White, Copper, Silver
Form Factor
Candybar	Candybar	Candybar
Dimension
130.3 x 10.7 x 10.7 mm (5.13 x 0.42 x 0.42 in)	129 x 70.6 x 8.5 mm (5.08 x 2.78 x 0.33 in)	140.5 x 72.6 x 7.3 mm (5.53 x 2.86 x 0.29 in)
Weight
185 g (6.53 oz)	139 g (4.9 oz)	136 g (4.8 oz)
2G Network
GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional)
3G Network
HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100 - RM-892, RM-893 HSDPA 850 / 900 / 1700 / 1900 / 2100 - RM-910	HSDPA 850 / 900 / 2100 HSDPA 850 / 1700 / 1900 / 2100
4G Network
LTE 800 / 1800 / 2600 / 900 / 2100	LTE 800 / 900 / 1800 / 2100 / 2600 - RM-892 LTE 700 / 1700 / 2100 - RM-893	LTE 800 / 850 / 900 / 1800 / 2100 / 2600 (Bands 1, 3, 5, 7, 8, 20)
Messaging
SMS, MMS, Push Mail, EMail, IM	SMS, MMS, Push Mail, EMail, IM	SMS, MMS, Push Mail, EMail, IM
Build Features
-	-	- IP68 Certified - Dust and Water Proof up to 1.5 Meter and 30 Minutes

OS
Microsoft Windows Phone 8	Microsoft Windows Phone 8	Android OS, v5.0.x (Lollipop)
Processor
Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon	Dual-core 1.5 GHz Krait, Qualcomm MSM8960 Snapdragon	1.5GHz Octa-core, Qualcomm MSM8939 Snapdragon 615
GPU
Adreno 225	Adreno 225	Adreno 405
RAM
1 GB	1 GB	2 GB
Internal Memory
32 GB storage	16/32 GB storage	8 GB
External Memory
No	No	microSD, up to 128 GB

Type
IPS TFT capacitive touchscreen	AMOLED capacitive touchscreen	IPS LCD Capacitive Touchscreen, Scratch-resistant Glass
Colors
16M colors	16M colors	16M colors
Size
4.5 inches	4.5 inches	5.0 inches
Resolution
720 x 1280 pixels (326 ppi)	768 x 1280 pixels (332 ppi)	720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio
401.28%	63.18%	67.44%
Multi-Touch

Rear Camera
8 MP, Carl Zeiss optics, 3264 x 2448 pix	8.7 MP, 3264 x 2448 pixels	13 MP, 4128 x 3096 pixels
Flash
LED flash	Dual-LED flash	LED flash
Features
Auto focus, PureView Technology, Geo-tagging	PureView Technology, Geo-tagging, Touch Focus, Optical image stabilization, Still image editor, Face recognition	Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama
Video
Yes, 1080p@30fps	Yes, 1080p@30fps, video stabilization	1080p@30fps, HDR
Front Camera
Yes	Yes, 1.2 MP wide Angle, 720p@30fps	5 MP

GPRS
Class 33	Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps	Up to 107 kbps
Edge
Class 33	Up to 236.8 kbps	Up to 107 kbps
3G
HSDPA, 42 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL	HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth
Yes, v3.1 with A2DP, EDR	Yes, v4.0 with A2DP, EDR	v4.1, A2DP, apt-X
Wi-Fi
Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi hotspot	Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
USB
Yes, microUSB v2.0, USB On-the-go support	Yes, microUSB v2.0	microUSB v2.0, USB Host
GPS
Yes, with A-GPS support and GLONASS	Yes, with A-GPS support and GLONASS	Yes, with A-GPS, GLONASS
Browser
HTML5	HTML5	HTML5

Type
Standard battery, Li-Ion	Non-removable Li-Ion Battery (BL-4YW)	Non-removable Li-Ion Battery
Capacity
2000 mAh	2000 mAh	2400 mAh
Stand by
Up to 400 h (2G) Up to 400 h (3G)	Up to 440 h (3G)	-
Talk Time
Up to 17 h (2G) Up to 10 h (3G)	Up to 18 h 18 min (2G) Up to 12 h 48 min (3G)	-