Xiaomi Redmi Note 9S vs Xiaomi Mi A2 (Mi 6X) Comparison and Differences

Smartphone 1

Xiaomi Redmi Note 9S

Xiaomi Redmi Note 9S

Smartphone 2

Xiaomi Mi A2 (Mi 6X)

Xiaomi Mi A2 (Mi 6X)

Smartphone 3

Xiaomi Redmi Note 9S or Xiaomi Mi A2 (Mi 6X) Specs Comparison

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Common specs

Brand and model Xiaomi Redmi Note 9S Xiaomi Mi A2 (Mi 6X)
Rating (+) (+)
Release date 2020, March 23 2018, July
Dimensions (HxWxD) 165.8 x 76.7 x 8.8 mm | 6.53 x 6.53 x 3.02 in 158.7 x 75.4 x 7.3 mm | 6.25 x 6.25 x 2.97 in
Weight 209 g | 7.37 oz 166 g | 5.86 oz
Body Build Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame Front glass, aluminum body
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Colors Aurora Blue, Glacier White, Interstellar Gray Black, Gold, Blue, Red, Rose Gold
Battery 5020 mAh,  Non-removable Li-Po 3000 mAh,  Non-removable Li-Po
Approximate price $ 199 190 EUR
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Screen

Technology IPS LCD LTPS IPS LCD
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 16M 16M
Screen size 6.67" in 5.99" in
Screen area 107.4 cm2 92.6 cm2
Screen format 20:9 (height:width) 18:9 (height:width)
Screen to body ratio 84.5% 77.4%
Screen resolution 1080 x 2400 px 1080 x 2160 px
Screen PPI /points per inch/ 395 PPI 403 PPI
Screen protection Corning Gorilla Glass 5
Other specs - 450 nits typ. brightness (advertised)
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Camera and Video

Rear camera, main 48 MP, Quad 12 MP, Dual
Camera specs -48 MP, f/1.8, 26mm (wide), 1/2.0'', 0.8µm, PDAF
-8 MP, f/2.2, 13mm (ultrawide), 1/4.0'', 1.12µm
-5 MP, f/2.4, (macro), 1.12µm
-2 MP, f/2.4, (depth)
-12 MP, f/1.8, 1/2.9'', 1.25µm
-20 MP, f/1.8, 1/2.8'', 1.0µm, PDAF
Functions LED flash, HDR, panorama Dual-LED flash, HDR, panorama
Video 2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS 2160p@30fps, 1080p@30fps (gyro-EIS), 720p@120fps
Front camera, selfie 16 MP, Single 20 MP, Single
Specifications 16 MP, f/2.5, (wide), 1.0µm 20 MP, f/2.2, 1/2.8'', 1.0µm
Functions HDR, panorama LED flash, Auto-HDR
Video 1080p@30fps 1080p@30fps

Performance

Operating system - OS Android 10.0; MIUI 11 Android 8.1 (Oreo), upgradable to Android 9.0 (Pie); Android One
Chipset - Qualcomm SM7125 Snapdragon 720G (8 nm) - Qualcomm SDM660 Snapdragon 660 (14 nm)
CPU - Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver) - Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
GPU Adreno 618 Adreno 512
External memory microSDXC (dedicated slot) No
Internal memory 64GB 4GB RAM, 128GB 6GB RAM 128 GB, 6 GB RAM 32/64 GB, 4 GB RAM

Benchmark

Antutu 10 Total 390602
Antutu 10 CPU 139828
Antutu 10 GPU 74076
Antutu 10 Mem 73867
Antutu 10 UX 139828
Antutu 9 Total 303943
Antutu 8 Total 278791 161030
Antutu 7 Total
GeekBench 6 Single Core 729 351
GeekBench 6 Multi Core 1714 1001
GeekBench 6 OpenCL 1144
GeekBench 6 Vulkan 582 275
GeekBench 5 Single Core 568 332
GeekBench 5 Multi-Core 1693 1290

Communication and Connectivity

SIM card Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Network GSM / HSPA / LTE GSM / CDMA / HSPA / LTE
Bands -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
-3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
-4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300)
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 
CDMA 800 & TD-SCDMA - China
-3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Global 
HSDPA 850 / 900 / 1900 / 2100 - China
-4G - LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300) - Global 
LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China
Speed HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat12 600/150 Mbps
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, BDS
NFC
USB 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE

Music and Audio

Radio FM radio, recording No
Headphone jack Yes No
Others - Active noise cancellation with dedicated mic

Other features

Sensors - Fingerprint (side-mounted), accelerometer, gyro, proximity, compass , Infrared port - Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass , Infrared port
Other extras
- Fast charging 18W
- Splash-proof

- Charging 5V/2A 10W (Quick Charge 3.0)
-Fast battery charging (Quick Charge 4.0) India only
Versions
- Versions: Mi A2 (Global); Mi 6X (China)

Reviews and Opinions on Xiaomi Redmi Note 9S and Xiaomi Mi A2 (Mi 6X)

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