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Network	Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
	2G bands	GSM 850 / 900 / 1800 / 1900 - all versions	GSM 850 / 900 / 1800 / 1900
	3G bands	HSDPA 850 / 900 / 1900 / 2100 - RM-937, RM-939, RM-940	HSDPA 850 / 900 / 1900 / 2100
		HSDPA 850 / 900 / 1700 / 1900 / 2100 - RM-938
	4G bands	1, 3, 7, 8, 20 - RM-937	1, 3, 7, 8, 20
		2, 4, 5, 7, 17 - RM-938, RM-940
	Speed	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps

Launch	Announced	2013, October. Released 2013, November	2014, April. Released 2014, July
	Status	Discontinued	Discontinued

Body	Dimensions	162.8 x 85.4 x 8.7 mm, 120.3 cc (6.41 x 3.36 x 0.34 in)	137 x 71 x 9.8 mm, 94.7 cc (5.39 x 2.80 x 0.39 in)
	Weight	209 g (7.37 oz)	167 g (5.89 oz)
	SIM	Nano-SIM	Nano-SIM

Display	Type	IPS LCD	AMOLED
	Size	6.0 inches, 99.2 cm2 (~71.4% screen-to-body ratio)	5.0 inches, 68.9 cm2 (~70.9% screen-to-body ratio)
	Resolution	1080 x 1920 pixels, 16:9 ratio (~367 ppi density)	1080 x 1920 pixels, 16:9 ratio (~441 ppi density)
	Protection	Corning Gorilla Glass 2	Corning Gorilla Glass 3
		ClearBlack display	ClearBlack display

Platform	OS	Microsoft Windows Phone 8, upgradable to Windows 10	Microsoft Windows Phone 8.1, upgradable to Windows 10
	Chipset	Qualcomm MSM8974 Snapdragon 800 (28 nm)	Qualcomm MSM8974 Snapdragon 800 (28 nm)
	CPU	Quad-core 2.2 GHz Krait 400	Quad-core 2.2 GHz Krait 400
	GPU	Adreno 330	Adreno 330

Memory	Card slot	microSDXC (dedicated slot)	No
	Internal	16GB 2GB RAM, 32GB 2GB RAM	32GB 2GB RAM
		eMMC 4.5	eMMC 4.5

Main Camera	Modules	20 MP, f/2.4, 26mm (wide), 1/2.5", 1.12µm, AF, OIS	20 MP, f/2.4, 26mm (wide), 1/2.5", AF, OIS
	Features	Zeiss optics, dual-LED flash, panorama	Zeiss optics, dual-LED flash, panorama, HDR
	Video	4K@30fps (after WP8 Denim update), 1080p@30fps, stereo sound rec.	4K@30fps (after WP8 Denim update), 1080p@30fps, stereo sound rec.

Selfie Camera	Modules	1.2 MP, f/2.4	1.2 MP
	Video	720p@30fps	720p@30fps

Sound	Loudspeaker	Yes	Yes
	3.5mm jack	Yes	Yes

Comms	WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot	Wi-Fi 802.11 a/b/g/n/ac, 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
	Positioning	GPS, GLONASS	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, sensor core	Accelerometer, gyro, proximity, compass, sensor core

Battery	Type	Li-Ion 3400 mAh, non-removable (BV-4BW)	Li-Ion 2420 mAh, non-removable (BV-5QW)
	Charging	Wireless (Qi)	Wireless (Qi) (market dependent)
	Stand-by	Up to 768 h (2G) / Up to 768 h (3G)	Up to 432 h
	Talk time	Up to 27 h 40 min (2G) / Up to 25 h (3G)	Up to 11 h 30 min (2G) / Up to 15 h 30 min (3G)
	Music play	Up to 124 h	Up to 75 h

Misc
	Colors	Yellow, white, black, red, green (AT&T)	Bright orange, bright green, white, black, gold
	SAR		0.90 W/kg (head)     0.56 W/kg (body)
	SAR EU	0.64 W/kg (head)     0.20 W/kg (body)	0.60 W/kg (head)     0.73 W/kg (body)
	Price	About 350 EUR	About 370 EUR

Tests	Display	Contrast ratio: 1207:1 (nominal) / 1.813:1 (sunlight)	Contrast ratio: Infinite (nominal), 3.567 (sunlight)
	Camera	Compare PHOTO / Compare VIDEO
	Loudspeaker	Voice 73dB / Noise 66dB / Ring 74dB	Voice 76dB / Noise 69dB / Ring 77dB
	Audio quality	Noise -89.3dB / Crosstalk -89.4dB	Noise -91.4dB / Crosstalk -90.3dB
	Battery life	107h endurance rating	46h endurance rating