Compare specs

Network	Technology	GSM / HSPA	GSM / HSPA / LTE
	2G bands	GSM 850 / 900 / 1800 / 1900 - all versions	GSM 850 / 900 / 1800 / 1900 - RM-821, RM-820
	3G Network	HSDPA 900 / 2100 - RM-914	HSDPA 850 / 900 / 1900 / 2100 - RM-821, RM-820
		HSDPA 850 / 1900 / 2100 - RM-915
		HSDPA 850 / 1700 / 1900 / 2100 - RM-917
	4G Network		LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800) - RM-821
			LTE band 4(1700/2100), 17(700) - RM-820 (AT&T)
	Speed	HSPA 21.1/5.76 Mbps	HSPA 42.2/5.76 Mbps, LTE Cat3 100/50 Mbps
	GPRS	Class B	Class 12
	EDGE	Up to 236.8 kbps	Up to 236.8 kbps

Launch	Announced	2013, February. Released 2013, April	2012, September
	Status	Discontinued	Available. Released 2012, November

Body	Dimensions	119.9 x 64 x 9.9 mm, 75.7 cc (4.72 x 2.52 x 0.39 in)	130.3 x 70.8 x 10.7 mm, 99 cc (5.13 x 2.79 x 0.42 in)
	Weight	124 g (4.37 oz)	185 g (6.53 oz)
	Build	Plastic body
	SIM	Micro-SIM	Micro-SIM

Display	Type	IPS LCD capacitive touchscreen, 16M colors	IPS LCD capacitive touchscreen, 16M colors
	Size	4.0 inches, 45.5 cm2 (~59.3% screen-to-body ratio)	4.5 inches, 57.6 cm2 (~62.5% screen-to-body ratio)
	Resolution	480 x 800 pixels, 5:3 ratio (~233 ppi density)	768 x 1280 pixels, 5:3 ratio (~332 ppi density)
	Multitouch	Yes	Yes
	Protection	Scratch-resistant glass	Corning Gorilla Glass 2
			- PureMotion HD+ ClearBlack display

Platform	OS	Microsoft Windows Phone 8, upgradable to 8.1	Microsoft Windows Phone 8, upgradable to 8.1
	Chipset	Qualcomm MSM8227	Qualcomm MSM8960 Snapdragon S4 Plus
	CPU	Dual-core 1.0 GHz	Dual-core 1.5 GHz Krait
	GPU	Adreno 305	Adreno 225

Memory	Card slot	microSD, up to 64 GB (dedicated slot)	No
	Internal	8 GB, 512 MB RAM	32 GB, 1 GB RAM

Camera	Primary	5 MP (f/2.4, 28mm, 1/4"), autofocus, check quality	8 MP (f/2.0, 26mm, 1/3"), Carl Zeiss optics, OIS, autofocus, dual-LED flash, check quality
	Features	Geo-tagging	Geo-tagging, touch focus, PureView
	Video	720p@30fps, check quality	1080p@30fps, check quality
	Secondary	No	1.3 MP, 720p@30fps

Sound	Alert types	Vibration; MP3, WAV ringtones	Vibration; MP3, WAV ringtones
	Loudspeaker	Yes	Yes
	3.5mm jack	Yes	Yes
		- Active noise cancellation with dedicated mic	- Dolby Headphone - Active noise cancellation with dedicated mic

Comms	WLAN	Wi-Fi 802.11 b/g/n, hotspot	Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, hotspot
	Bluetooth	4.0, A2DP, LE/ aptX after WP8 Denim update	4.0, A2DP, EDR, LE/ aptX after WP8 Denim update
	GPS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS
	NFC		Yes
	Infrared port	No	No
	Radio	FM Radio	FM radio
	USB	microUSB 2.0	microUSB 2.0

Features	Sensors	Accelerometer, proximity	Accelerometer, gyro, proximity, compass
	Messaging	SMS(threaded view), MMS, Email, Push Email, IM	SMS(threaded view), MMS, Email, Push Email, IM
	Browser	HTML5	HTML5
	Java	No	No
		- MP3/WAV/eAAC+/WMA player - MP4/H.264/WMV player - OneDrive (15 GB cloud storage) - Document viewer - Video/photo editor	- Qi wireless charging - OneDrive (15 GB cloud storage) - MP3/WAV/eAAC+/WMA player - MP4/H.264/WMV player - Document viewer/editor - Video/photo editor

Battery		Removable Li-Ion 1430 mAh battery (BL-5J)	Non-removable Li-Ion 2000 mAh battery (BP-4GW)
	Stand-by	Up to 360 h (3G)	Up to 400 h (2G) / Up to 400 h (3G)
	Talk time	Up to 14 h 40 min (2G) / Up to 9 h 40 min (3G)	Up to 17 h (2G) / Up to 10 h (3G)
	Music play	Up to 61 h	Up to 67 h

Misc
	Colors	Yellow, red, cyan, white/black	Black, Gray, Red, Yellow, White
	SAR	0.77 W/kg (head)	1.08 W/kg (head)     0.91 W/kg (body)
	SAR EU	1.09 W/kg (head)	0.70 W/kg (head)
	Price	About 70 EUR	About 210 EUR

Tests	Display	Contrast ratio: 834:1 (nominal) / 1.161:1 (sunlight)	Contrast ratio: 1065:1 (nominal) / 2.107:1 (sunlight)
	Camera	Compare PHOTO / Compare VIDEO
	Loudspeaker	Voice 68dB, noise 69dB, ring 66dB	Voice 61dB, noise 64dB, ring 65dB
	Audio quality	Noise -82.3dB / Crosstalk -81.8dB	Noise -78.9dB / Crosstalk -75.0dB
	Battery life	49h endurance rating	44h endurance rating