Compare specs

Network	Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
	2G bands	GSM 850 / 900 / 1800 / 1900 - RM-821, RM-820	GSM 850 / 900 / 1800 / 1900 - all versions
	3G Network	HSDPA 850 / 900 / 1900 / 2100 - RM-821, RM-820	HSDPA 850 / 900 / 1900 / 2100 - RM-892
			HSDPA 850 / 900 / 1700 / 1900 / 2100 - RM-910, RM-893
	4G Network	LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800) - RM-821	LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800) - RM-892
		LTE band 4(1700/2100), 17(700) - RM-820 (AT&T)	LTE band 2(1900), 4(1700/2100), 5(850), 17(700) - RM-893
	Speed	HSPA 42.2/5.76 Mbps, LTE Cat3 100/50 Mbps	HSPA 42.2/5.76 Mbps, LTE Cat3 100/50 Mbps

Launch	Announced	2012, September	2013, May
	Status	Available. Released 2012, November	Available. Released 2013, June

Body	Dimensions	130.3 x 70.8 x 10.7 mm, 99 cc (5.13 x 2.79 x 0.42 in)	129 x 70.6 x 8.5 mm, 78 cc (5.08 x 2.78 x 0.33 in)
	Weight	185 g (6.53 oz)	139 g (4.90 oz)
	SIM	Micro-SIM	Micro-SIM

Display	Type	IPS LCD capacitive touchscreen, 16M colors	AMOLED capacitive touchscreen, 16M colors
	Size	4.5 inches, 57.6 cm2 (~62.5% screen-to-body ratio)	4.5 inches, 57.6 cm2 (~63.3% screen-to-body ratio)
	Resolution	768 x 1280 pixels, 5:3 ratio (~332 ppi density)	768 x 1280 pixels, 5:3 ratio (~332 ppi density)
	Protection	Corning Gorilla Glass 2	Corning Gorilla Glass 2
		PureMotion HD+ ClearBlack display	PureMotion HD+ ClearBlack display

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

Memory	Card slot	No	No
	Internal	32GB, 1GB RAM	16GB/ 32GB (Vodafone only), 1GB RAM

Main Camera	Modules	8 MP, f/2.0, 26mm (wide), 1/3", AF, OIS	8 MP, 1/3", AF, OIS
	Features	Carl Zeiss optics, dual-LED flash	Carl Zeiss optics, dual-LED flash
	Video	1080p@30fps	1080p@30fps

Selfie Camera	Modules	1.3 MP	1.3 MP
	Video	720p@30fps	720p@30fps

Sound	Loudspeaker	Yes	Yes
	3.5mm jack	Yes	Yes
		Dolby Headphone Active noise cancellation with dedicated mic	Dolby Headphone Active noise cancellation with dedicated mic

Comms	WLAN	Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, hotspot	Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, hotspot
	Bluetooth	4.0, A2DP, EDR, 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	Yes
	Infrared port	No	No
	Radio	FM radio	FM radio
	USB	microUSB 2.0	microUSB 2.0

Features	Sensors	Accelerometer, gyro, proximity, compass	Accelerometer, gyro, proximity, compass

Battery		Non-removable Li-Ion 2000 mAh battery (BP-4GW)	Non-removable Li-Ion 2000 mAh battery (BL-4YW)
	Charging	Qi wireless charging
	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 20 min (2G) / Up to 12 h 40 min (3G)
	Music play	Up to 67 h	Up to 55 h

Misc
	Colors	Black, Gray, Red, Yellow, White	Black, White, Gray
	SAR	1.08 W/kg (head)     0.91 W/kg (body)	1.42 W/kg (head)     1.00 W/kg (body)
	SAR EU	0.70 W/kg (head)	0.81 W/kg (head)
	Price	About 210 EUR	About 260 EUR

Tests	Display	Contrast ratio: 1065:1 (nominal) / 2.107:1 (sunlight)	Contrast ratio: Infinite (nominal) / 3.402:1 (sunlight)
	Camera	Compare PHOTO / Compare VIDEO
	Loudspeaker	Voice 61dB, noise 64dB, ring 65dB	Voice 63dB, noise 72dB, ring 66dB
	Audio quality	Noise -78.9dB / Crosstalk -75.0dB	Noise -82.5dB / Crosstalk -81.2dB
	Battery life	44h endurance rating