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Xiaomi Redmi Note 8

Xiaomi Redmi Note 9S

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Xiaomi Redmi Note 8

Xiaomi Redmi Note 9S

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 / 1700(AWS) / 1900 / 2100
  HSDPA 850 / 900 / 2100
4G Network 1, 2, 3, 4, 5, 7, 8, 20, 38, 40 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40
  1, 3, 5, 8, 38, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE (4CA) Cat12 600/50 Mbps HSPA, LTE
Launch
Announced 2019, August 29 2020, March 23
Status Available. Released 2019, October 16 Available. Released 2020, April 30
Body
Dimensions 158.3 x 75.3 x 8.4 mm (6.23 x 2.96 x 0.33 in) 165.8 x 76.7 x 8.8 mm (6.53 x 3.02 x 0.35 in)
3D size compare
Weight 190 (6.70 oz) 209 g (7.37 oz)
Build Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
  Water-repellent coating
Display
Type IPS LCD IPS LCD, HDR10, 450 nits (typ)
Size 6.3 inches, 97.4 cm2 (~81.7% screen-to-body ratio) 6.67 inches, 107.4 cm2 (~84.5% screen-to-body ratio)
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density) 1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection Corning Gorilla Glass 5 Corning Gorilla Glass 5
Platform
OS Android 9.0 (Pie), upgradable to Android 11, MIUI 12.5 Android 10, upgradable to Android 12, MIUI 14
Chipset Qualcomm SDM665 Snapdragon 665 (11 nm) Qualcomm SM7125 Snapdragon 720G (8 nm)
CPU Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
GPU Adreno 610 Adreno 618
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 32GB 3GB RAM, 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
 eMMC 5.1 UFS 2.1
Main Camera
Modules 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, (macro)
2 MP, f/2.4, (depth)
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)
Features LED flash, HDR, panorama LED flash, HDR, panorama
Video 4K@30fps, 1080p@30/60/120fps; gyro-EIS 4K@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
Selfie Camera
Modules 13 MP, f/2.0, (wide), 1/3.1", 1.12µm 16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Features HDR, panorama HDR, panorama
Video 1080p@30fps 1080p@30/120fps
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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 4.2, A2DP, LE 5.0, A2DP, LE
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO, BDS
NFC No No
Infrared port Yes Yes
Radio FM radio FM radio, recording
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
Type Li-Po 4000 mAh, non-removable Li-Po 5020 mAh
Charging 18W wired 18W wired
Misc
Colors Neptune Blue, Moonlight White, Space Black, Nebula Purple, Cosmic Purple Aurora Blue, Glacier White, Interstellar Gray
SAR 0.26 W/kg (head)     1.00 W/kg (body)     0.96 W/kg (head)     0.40 W/kg (body)    
SAR EU 0.19 W/kg (head)     1.09 W/kg (body)     0.72 W/kg (head)     0.98 W/kg (body)    
Models M1908C3JH, M1908C3JG, M1908C3JI M2003J6A1G
Price About 220 EUR About 110 EUR
Tests
Performance AnTuTu: 141915 (v7), 161572 (v8)
GeekBench: 5590 (v4.4), 1339 (v5.1)
GFXBench: 5.9fps (ES 3.1 onscreen)
AnTuTu: 254000 (v8)
GeekBench: 1785 (v5.1)
GFXBench: 15fps (ES 3.1 onscreen)
Display Contrast ratio: 1521:1 (nominal) 1389:1 contrast ratio, 575 nits max brightness (measured)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker Voice 78dB / Noise 72dB / Ring 81dB -27.8 LUFS (Good)
Audio quality Noise -94.0dB / Crosstalk -93.3dB
Battery (old) Endurance rating 108h Endurance rating 127h

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