Compare specs

Network	Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
	2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only)
	3G bands	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 2100
		HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
	4G bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66	1, 3, 5, 7, 8, 20, 28, 38, 40, 41
	Speed	HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat9 450/50 Mbps	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps

Launch	Announced	2018, October	2020, November 24
	Status	Available. Released 2018, November	Available. Released 2020, December 21

Body	Dimensions	162.5 x 77 x 7.8 mm (6.40 x 3.03 x 0.31 in)	164 x 75.8 x 8.9 mm (6.46 x 2.98 x 0.35 in)
	Weight	183 g (6.46 oz)	205 g (7.23 oz)
	Build	Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame	Glass front, plastic back, plastic frame
	SIM	Dual SIM (Nano-SIM, dual stand-by)	Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Display	Type	Super AMOLED	PLS IPS
	Size	6.3 inches, 100.2 cm2 (~80.1% screen-to-body ratio)	6.5 inches, 102.0 cm2 (~82.1% screen-to-body ratio)
	Resolution	1080 x 2220 pixels, 18.5:9 ratio (~393 ppi density)	720 x 1600 pixels, 20:9 ratio (~270 ppi density)
	Protection	Corning Gorilla Glass 5

Platform	OS	Android 8.0 (Oreo), upgradable to Android 9.0 (Pie)	Android 10, upgradable to Android 11, One UI 3.1
	Chipset	Qualcomm SDM660 Snapdragon 660 (14 nm)	Mediatek MT6765 Helio P35 (12nm)
	CPU	Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)	Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
	GPU	Adreno 512	PowerVR GE8320

Memory	Card slot	microSDXC (dedicated slot)	microSDXC (dedicated slot)
	Internal	64GB 6GB RAM, 64GB 8GB RAM, 128GB 6GB RAM, 128GB 8GB RAM	32GB 2GB RAM, 32GB 3GB RAM, 64GB 4GB RAM, 128GB 3GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
		eMMC 5.1	eMMC 5.1

Main Camera	Modules	24 MP, f/1.7, 27mm (wide), 1/2.8", 0.9µm, PDAF 10 MP f/2.4, 52mm (telephoto), 1/3.9", 1.0µm, AF, 2x optical zoom 8 MP, f/2.4, 12mm (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.2, (depth)	48 MP, f/2.0, 26mm (wide), AF 5 MP, f/2.2, 123˚ (ultrawide) 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth)
	Features	LED flash, panorama, HDR	LED flash, panorama, HDR
	Video	4K@30fps, 1080p@30fps	1080p@30fps

Selfie Camera	Modules	24 MP, f/2.0, 27mm (wide), 1/2.8", 0.9µm	8 MP, f/2.2
	Features	HDR
	Video	1080p@30fps	1080p@30fps

Sound	Loudspeaker	Yes	Yes
	3.5mm jack	Yes	Yes

Comms	WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
	Bluetooth	5.0, A2DP, LE	5.0, A2DP, LE
	GPS	Yes, with A-GPS, GLONASS, BDS, GALILEO	Yes, with A-GPS, GLONASS, GALILEO, BDS
	NFC	Yes	Yes (market/region dependent)
	Infrared port	No	No
	Radio	FM radio	FM radio, RDS, recording
	USB	USB Type-C 2.0	USB Type-C 2.0

Features	Sensors	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass	Fingerprint (side-mounted), accelerometer
		ANT+ Samsung Pay	Virtual proximity sensing

Battery	Type	Li-Ion 3800 mAh, non-removable	Li-Po 5000 mAh, non-removable
	Charging	Fast charging 18W	Fast charging 15W
	Stand-by
	Talk time

Misc
	Colors	Caviar Black, Lemonade Blue, Bubblegum Pink	Black, White, Blue, Red
	SAR	0.27 W/kg (head)     0.84 W/kg (body)
	SAR EU	0.35 W/kg (head)     1.59 W/kg (body)	0.67 W/kg (head)     1.38 W/kg (body)
	Models	SM-A920F, SM-A9200, SM-A920N	SM-A125F/DSN, SM-A125F/DS, SM-A125F, SM-A125M, SM-A125U, SM-A125U1, SM-A125N
	Price	$ 251.36 / £ 299.99 / € 349.90	$ 145.00 / C$ 223.93 / £ 119.99 / € 145.00 / ₹ 12,229 / Rp 2,299,000

Tests	Performance	AnTuTu: 140500 (v7) GeekBench: 5763 (v4.4) GFXBench: 8.3fps (ES 3.1 onscreen)	AnTuTu: 107189 (v8) GeekBench: 1034 (v5.1) GFXBench: 5fps (ES 3.1 onscreen)
	Display	Contrast ratio: Infinite (nominal), 4.220 (sunlight)	Contrast ratio: 1363:1 (nominal)
	Camera	Compare PHOTO / Compare VIDEO
	Loudspeaker	Voice 69dB / Noise 72dB / Ring 77dB	-30.4 LUFS (Below average)
	Audio quality	Noise -90.6dB / Crosstalk -93.8dB
	Battery life	88h endurance rating	123h endurance rating