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Full Differences Change compare mode	Review Specs 64GB 4GB RAM £ 130.00	Specs

Xiaomi Redmi Note 9S

Xiaomi Redmi Note 9 4G

Network
Technology	GSM / HSPA / LTE	GSM / CDMA / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
		CDMA 800
3G Network	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 2100
4G Network	1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40	1, 3, 5, 8, 34, 38, 39, 40, 41
Speed	HSPA, LTE	HSPA, LTE

Launch
Announced	2020, March 23	2020, November 26
Status	Available. Released 2020, April 30	Available. Released 2020, November 26

Body
Dimensions	165.8 x 76.7 x 8.8 mm (6.53 x 3.02 x 0.35 in)	162.3 x 77.3 x 9.6 mm (6.39 x 3.04 x 0.38 in)
Weight	209 g (7.37 oz)	198 g (6.98 oz)
Build	Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame	Glass front (Gorilla Glass 3), plastic frame, plastic back
SIM	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
	Water-repellent coating	Water-repellent coating

Display
Type	IPS LCD, HDR10, 450 nits (typ)	IPS LCD, 400 nits (typ)
Size	6.67 inches, 107.4 cm2 (~84.5% screen-to-body ratio)	6.53 inches, 104.7 cm2 (~83.4% screen-to-body ratio)
Resolution	1080 x 2400 pixels, 20:9 ratio (~395 ppi density)	1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
Protection	Corning Gorilla Glass 5	Corning Gorilla Glass 3

Platform
OS	Android 10, upgradable to Android 12, MIUI 14	Android 10, MIUI 12
Chipset	Qualcomm SM7125 Snapdragon 720G (8 nm)	Qualcomm SM6115 Snapdragon 662 (11 nm)
CPU	Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)	Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU	Adreno 618	Adreno 610

Memory
Card slot	microSDXC (dedicated slot)	microSDXC (dedicated slot)
Internal	64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM	128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
	UFS 2.1	UFS 2.2

Main Camera
Modules	48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro), AF 2 MP, f/2.4, (depth)	48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (depth)
Features	LED flash, HDR, panorama	LED flash, HDR, panorama
Video	4K@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS	1080p@30fps

Selfie Camera
Modules	16 MP, f/2.5, (wide), 1/3.06" 1.0µm	8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm
Features	HDR, panorama
Video	1080p@30/120fps	1080p@30fps

Sound
Loudspeaker	Yes	Yes, with stereo speakers
3.5mm jack	Yes	Yes
		24-bit/192kHz Hi-Res audio

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	4.2, A2DP
Positioning	GPS, GLONASS, GALILEO, BDS	GPS, GLONASS, GALILEO, BDS
NFC	No	No
Infrared port	Yes	Yes
Radio	FM radio, recording	FM radio
USB	USB Type-C 2.0, OTG	USB Type-C 2.0, OTG

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

Battery
Type	Li-Po 5020 mAh, non-removable	Li-Po 6000 mAh, non-removable
Charging	18W wired	18W wired 2.5W reverse wired

Misc
Colors	Aurora Blue, Glacier White, Interstellar Gray	Gray, Green, Blue, Orange
SAR	0.96 W/kg (head)     0.40 W/kg (body)
SAR EU	0.72 W/kg (head)     0.98 W/kg (body)
Models	M2003J6A1G	M2010J19SC
Price	£ 130.00 / € 110.00	About 130 EUR

Tests
Performance	AnTuTu: 254000 (v8) GeekBench: 1785 (v5.1) GFXBench: 15fps (ES 3.1 onscreen)
Display	Contrast ratio: 1389:1 (nominal)
Loudspeaker	-27.8 LUFS (Good)
Battery (old)	Endurance rating 127h