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	Compare with Xiaomi Redmi 9	Compare with Samsung Galaxy A21s
Full Differences Change compare mode	Review Specs 64GB 4GB RAM $ 99.90	Review Specs

Xiaomi Redmi 9

Samsung Galaxy A21s

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 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G Network	1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41	1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed	HSPA, LTE	HSPA, LTE

Launch
Announced	2020, June 10	2020, May 15
Status	Available. Released 2020, June 10	Available. Released 2020, June 02

Body
Dimensions	163.3 x 77 x 9.1 mm (6.43 x 3.03 x 0.36 in)	163.7 x 75.3 x 8.9 mm (6.44 x 2.96 x 0.35 in)
3D size compare	Size up
Weight	198 g (6.98 oz)	192 g (6.77 oz)
Build	Glass front (Gorilla Glass 3), plastic back, plastic frame	Glass front, plastic frame, plastic back
SIM	Nano-SIM + Nano-SIM	Nano-SIM Nano-SIM + Nano-SIM

Display
Type	IPS LCD, 400 nits (typ)	PLS LCD
Size	6.53 inches, 104.7 cm2 (~83.2% screen-to-body ratio)	6.5 inches, 102.0 cm2 (~82.8% screen-to-body ratio)
Resolution	1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)	720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Protection	Corning Gorilla Glass 3

Platform
OS	Android 10, upgradable to Android 12, MIUI 13	Android 10, upgradable to Android 12, One UI 4.1
Chipset	Mediatek MT6769V/CU Helio G80 (12 nm)	Exynos 850 (8 nm)
CPU	Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)	Octa-core (4x2.0 GHz Cortex-A55 & 4x2.0 GHz Cortex-A55)
GPU	Mali-G52 MC2	Mali-G52

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

Main Camera
Modules	13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 2 MP, f/2.4, (depth)	48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth)
Features	LED flash, HDR, panorama	LED flash, panorama, HDR
Video	1080p@30fps	1080p@30fps

Selfie Camera
Modules	8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm	13 MP, f/2.2, (wide), 1/3.1", 1.12µm
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	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)	Yes (market/region dependent)
Infrared port	Yes	No
Radio	Wireless FM radio (no wired headphones required)	FM radio, RDS, recording
USB	USB Type-C 2.0, OTG	USB Type-C 2.0

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

Battery
Type	Li-Po 5020 mAh	Li-Po 5000 mAh
Charging	18W wired	15W wired

Misc
Colors	Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue	Black, White, Blue, Red
SAR	0.91 W/kg (head)     1.00 W/kg (body)
SAR EU	0.71 W/kg (head)     1.06 W/kg (body)	0.42 W/kg (head)     1.54 W/kg (body)
Models	M2004J19G, M2004J19C	SM-A217F, SM-A217F/DS, SM-A217F/DSN, SM-A217M, SM-A217M/DS, SM-A217N
Price	$ 62.00 / £ 107.31	About 220 EUR

Tests
Performance	AnTuTu: 201829 (v8) GeekBench: 1325 (v5.1)	AnTuTu: 107157 (v8) GeekBench: 1100 (v5.1) GFXBench: 11fps (ES 3.1 onscreen)
Display	1624:1 contrast ratio, 328 nits max brightness (measured)	1287:1 contrast ratio, 490 nits max brightness (measured)
Camera	Compare PHOTO / Compare VIDEO
Loudspeaker	-26.9 LUFS (Good)	-30.0 LUFS (Average)
Battery (old)	Endurance rating 131h	Endurance rating 119h