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	Compare with HTC Desire 820	Compare with Samsung Galaxy A5 (2017)
Full Differences Change compare mode	Review Specs	Review Specs ALL VERSIONSA520F - Europe, Global Single-SIMA520F/DS - Global Dual-SIM

HTC Desire 820

Samsung Galaxy A5 (2017)

Network
Technology	GSM / HSPA / LTE	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 850 / 900 / 1900 / 2100 - EMEA, Asia	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
	HSDPA 850 / 900 / 2100 - Europe
	TD-SCDMA - Asia
4G Network	3, 7, 8, 20 - Europe	1, 2, 3, 4, 5, 7, 8, 17, 20, 28, 38, 40, 41
	1, 3, 7, 8 - EMEA
	1, 3, 7, 8, 28, 38, 39, 40, 41 - Asia
Speed	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps

Launch
Announced	2014, September. Released 2014, November	2017, January. Released 2017, January
Status	Discontinued	Discontinued

Body
Dimensions	157.7 x 78.7 x 7.7 mm (6.21 x 3.10 x 0.30 in)	146.1 x 71.4 x 7.9 mm (5.75 x 2.81 x 0.31 in)
Weight	155 g (5.47 oz)	157 g (5.54 oz)
Build		Glass front (Gorilla Glass 4), glass back, aluminum frame
SIM	Nano-SIM	Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
		IP68 dust/water resistant (up to 1.5m for 30 min)

Display
Type	LCD	Super AMOLED
Size	5.5 inches, 83.4 cm2 (~67.2% screen-to-body ratio)	5.2 inches, 74.5 cm2 (~71.5% screen-to-body ratio)
Resolution	720 x 1280 pixels, 16:9 ratio (~267 ppi density)	1080 x 1920 pixels, 16:9 ratio (~424 ppi density)
Protection	Corning Gorilla Glass 3	Corning Gorilla Glass 4
		Always-on display

Platform
OS	Android 4.4.2 (KitKat), upgradable to 6.1 (Marshmallow), Sense UI 7	Android 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo)
Chipset	Qualcomm MSM8939 Snapdragon 615 (28 nm)	Exynos 7880 (14 nm)
CPU	Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)	Octa-core 1.9 GHz Cortex-A53
GPU	Adreno 405	Mali-T830MP3

Memory
Card slot	microSDXC (dedicated slot)	microSDXC (dedicated slot)
Internal	16GB 2GB RAM	32GB 3GB RAM, 64GB 3GB RAM
	eMMC 4.5	eMMC 5.1

Main Camera
Modules	13 MP, f/2.2, 28mm (wide), AF	16 MP, f/1.9, 27mm (wide), AF
Features	LED flash, HDR	LED flash, panorama, HDR
Video	1080p@30fps, 720p@60fps	1080p@30fps

Selfie Camera
Modules	8 MP, f/2.3	16 MP, f/1.9, 26mm (wide), 1/3.06", 1.0µm
Video	1080p@30fps	1080p@30fps

Sound
Loudspeaker	Yes, with stereo speakers	Yes
3.5mm jack	Yes	Yes

Comms
WLAN	Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth	4.0, A2DP, aptX	4.2, A2DP, EDR, LE
Positioning	GPS, GLONASS	GPS, GLONASS, BDS
NFC	Yes (optional)	Yes
Infrared port	No	No
Radio	FM radio	FM radio
USB	microUSB 2.0, OTG	USB Type-C 2.0

Features
Sensors	Accelerometer, proximity, compass	Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
		ANT+ Samsung Pay

Battery
Type	Li-Po 2600 mAh, non-removable	Li-Ion 3000 mAh, non-removable
Charging		18W wired
Stand-by	Up to 424 h (3G)
Talk time	Up to 22 h 24 min (3G)	Up to 16 h (3G)
Music play		Up to 53 h

Misc
Colors	Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tangerine White, Saffron Grey, Flamingo Grey, Blue Misty, Monarch Orange	Black Sky, Gold Sand, Blue Mist, Peach Cloud
SAR		0.88 W/kg (head)     0.55 W/kg (body)
SAR EU		0.52 W/kg (head)     1.39 W/kg (body)
Models	0PFJ50	SM-A520F, SM-A520F, SM-A520K, SM-A520L, SM-A520S, SM-A520W, SM-A520FD
Price	About 340 EUR	About 190 EUR

Tests
Performance	Basemark OS II 2.0: 728 Basemark X: 4859	GFXBench: 5.2fps (ES 3.1 onscreen)
Display	Contrast ratio: 1327 (nominal), 2.372(sunlight)	Contrast ratio: Infinite (nominal), 3.804 (sunlight)
Camera	Compare PHOTO / Compare VIDEO
Loudspeaker	Voice 65dB / Noise 61dB / Ring 75dB	Voice 66dB / Noise 66dB / Ring 78dB
Audio quality	Noise -92.3dB / Crosstalk -72.2dB	Noise -93.1dB / Crosstalk -90.2dB
Battery (old)	Endurance rating 49h	Endurance rating 95h