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Samsung Galaxy M20

Samsung Galaxy A30

Network
Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Network	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network	1, 3, 5, 7, 8, 20, 38, 40, 41	1, 3, 5, 7, 8, 20, 38, 40, 41
	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 38, 40, 41, 66	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66
Speed	HSPA 42.2/5.76 Mbps, LTE (2CA) Cat12 600/50 Mbps	HSPA, LTE

Launch
Announced	2019, January 28	2019, February 25
Status	Available. Released 2019, February	Available. Released 2019, March

Body
Dimensions	156.4 x 74.5 x 8.8 mm (6.16 x 2.93 x 0.35 in)	158.5 x 74.7 x 7.7 mm (6.24 x 2.94 x 0.30 in)
3D size compare	Size up
Weight	186 g (6.56 oz)	165 g (5.82 oz)
Build	Glass front, plastic back, plastic frame	Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM	Nano-SIM + Nano-SIM	Nano-SIM Nano-SIM + Nano-SIM

Display
Type	PLS LCD	Super AMOLED
Size	6.3 inches, 97.4 cm2 (~83.6% screen-to-body ratio)	6.4 inches, 100.5 cm2 (~84.9% screen-to-body ratio)
Resolution	1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)	1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Protection		Corning Gorilla Glass 3

Platform
OS	Android 8.1 (Oreo), upgradable to Android 10, One UI 2	Android 9.0 (Pie), upgradable to Android 11
Chipset	Exynos 7904 (14 nm)	Exynos 7904 (14 nm)
CPU	Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)	Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
GPU	Mali-G71 MP2	Mali-G71 MP2

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

Main Camera
Modules	13 MP, f/1.9, 1/3.1", 1.12µm, PDAF 5 MP, f/2.2, 12mm (ultrawide)	16 MP, f/1.7, 27mm (wide), PDAF 5 MP, f/2.2, 12mm, (ultrawide)
Features	LED flash, panorama, HDR	LED flash, panorama, HDR
Video	1080p@30fps	1080p@30fps

Selfie Camera
Modules	8 MP, f/2.0, 25mm (wide)	16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
Features	HDR
Video	1080p@30fps	1080p@30fps

Sound
Loudspeaker	Yes	Yes
3.5mm jack	Yes	Yes

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

Features
Sensors	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass

Battery
Type	Li-Po 5000 mAh, non-removable	Li-Po 4000 mAh, non-removable
Charging	15W wired	15W wired

Misc
Colors	Ocean Blue, Charcoal Black	Black, Blue, Red, White
SAR		0.32 W/kg (head)     0.40 W/kg (body)
SAR EU	0.25 W/kg (head)     1.59 W/kg (body)	0.25 W/kg (head)     1.17 W/kg (body)
Models	SM-M205F, SM-M205FN, SM-M205G, SM-M205M, SM-M205N	SM-A305F, SM-A305FN, SM-A305G, SM-A305GN, SM-A305YN, SM-A3050, SM-A305N, SM-A305GT
Price	About 400 EUR	About 110 EUR

Tests
Performance	AnTuTu: 108658 (v7) GeekBench: 4160 (v4.4) GFXBench: 4.4fps (ES 3.1 onscreen)	AnTuTu: 96550 (v7) GeekBench: 4146 (v4.4) GFXBench: 4.6fps (ES 3.1 onscreen)
Display	Contrast ratio: 1333:1 (nominal), 2.960 (sunlight)	548 nits max brightness (measured)
Camera	Compare PHOTO / Compare VIDEO
Loudspeaker	Voice 67dB / Noise 66dB / Ring 68dB	Voice 65dB / Noise 66dB / Ring 68dB
Audio quality	Noise -90.5dB / Crosstalk -91.7dB	Noise -93.3dB / Crosstalk -88.9dB
Battery (old)	Endurance rating 103h	Endurance rating 92h