Compare specs

Network	Technology	GSM / HSPA	GSM / HSPA / LTE
	2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
	3G Network	HSDPA 900 / 2100	HSDPA 850 / 900 / 1900 / 2100
	4G Network		LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300)
	Speed	HSPA 42.2/5.76 Mbps	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
	GPRS	Yes	Yes
	EDGE	Up to 236.8 kbps	Yes

Launch	Announced	2014, November	2017, February
	Status	Available. Released 2014, December	Available. Released 2017, June

Body	Dimensions	140.2 x 72.4 x 8.8 mm (5.52 x 2.85 x 0.35 in)	143.4 x 71.4 x 8.5 mm (5.65 x 2.81 x 0.33 in)
	Weight	146 g (5.15 oz)	140 g (4.94 oz)
	Build		Aluminum frame, plastic back
	SIM	Micro-SIM	Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Display	Type	IPS LCD capacitive touchscreen, 16M colors	IPS LCD capacitive touchscreen, 16M colors
	Size	5.0 inches, 68.9 cm2 (~67.9% screen-to-body ratio)	5.0 inches, 68.9 cm2 (~67.3% screen-to-body ratio)
	Resolution	540 x 960 pixels, 16:9 ratio (~220 ppi density)	720 x 1280 pixels, 16:9 ratio (~294 ppi density)
	Multitouch	Yes	Yes
	Protection	Corning Gorilla Glass 3	Corning Gorilla Glass (unspecified version)

Platform	OS	Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10	Android 7.0 (Nougat), upgradable to Android 8.0 (Oreo)
	Chipset	Qualcomm Snapdragon 200	Mediatek MT6737
	CPU	Quad-core 1.2 GHz Cortex-A7	Quad-core 1.4 GHz Cortex-A53
	GPU	Adreno 302	Mali-T720MP1

Memory	Card slot	microSD, up to 256 GB (dedicated slot)	microSD, up to 256 GB
	Internal	8 GB, 1 GB RAM	16 GB, 2 GB RAM

Camera	Primary	5 MP (f/2.4, 28mm, 1/4"), autofocus, LED flash	8 MP (f/2.0, 1.12µm), autofocus, LED flash, check quality
	Features	Geo-tagging	Geo-tagging, touch focus
	Video	480p@30fps	720p@30fps, check quality
	Secondary	5 MP	8 MP, f/2.0, autofocus, 720p

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

Comms	WLAN	Wi-Fi 802.11 b/g/n, DLNA, hotspot	Wi-Fi 802.11 b/g/n, dual-band, WiFi Direct, hotspot
	Bluetooth	4.0, A2DP, LE, aptX	4.0, A2DP, LE
	GPS	Yes, with A-GPS, GLONASS	Yes, with A-GPS
	NFC		Yes
	Infrared port	No	No
	Radio	FM radio	FM radio with RDS
	USB	microUSB 2.0	microUSB 2.0, USB On-The-Go

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 player - OneDrive (15 GB cloud storage) - Document viewer - Video/photo editor	- MP4/H.264 player - MP3/WAV/eAAC+/FLAC player - Photo/video editor - Document viewer

Battery		Removable Li-Ion 1905 mAh battery (BL-L4A)	Non-removable Li-Ion 2630 mAh battery
	Stand-by	Up to 552 h
	Talk time	Up to 11 h (2G) / Up to 13 h (3G)
	Music play	Up to 78 h

Misc
	Colors	Orange, green, white, black, gray, blue	Silver White, Matte Black, Tempered Blue, Copper White
	SAR	0.46 W/kg (head)     0.38 W/kg (body)
	SAR EU	0.62 W/kg (head)     0.57 W/kg (body)
	Price	About 80 EUR	About 130 EUR

Tests	Performance		Basemark OS II: 620 / Basemark OS II 2.0: 568 Basemark X: 2210
	Display		Contrast ratio: 1351 (nominal), 2.871 (sunlight)
	Loudspeaker		Voice 70dB, noise 71dB, ring 83dB
	Audio quality		Noise -91.9dB / Crosstalk -91.8dB
	Battery life		53h endurance rating