Google Pixel 4a vs Xiaomi Redmi Note 9S

Phones Images
PHONES
Phone Names Google Pixel 4a Xiaomi Redmi Note 9S
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66, 711, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40
SpeedHSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/75 MbpsHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2020, August 032020, March 23. Released 2020, April 30
StatusAvailable. Released 2020, August 20Discontinued
Body
BuildGlass front (Gorilla Glass 3), plastic back, plastic frameGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
Dimensions144 x 69.4 x 8.2 mm (5.67 x 2.73 x 0.32 in)165.8 x 76.7 x 8.8 mm (6.53 x 3.02 x 0.35 in)
SIMNano-SIM + eSIMNano-SIM + Nano-SIM
Weight143 g (5.04 oz)209 g (7.37 oz)
 -Water-repellent coating
Display
ProtectionCorning Gorilla Glass 3Corning Gorilla Glass 5
Resolution1080 x 2340 pixels, 19.5:9 ratio (~443 ppi density)1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size5.81 inches, 83.2 cm2 (~83.3% screen-to-body ratio)6.67 inches, 107.4 cm2 (~84.5% screen-to-body ratio)
TypeOLED, HDRIPS LCD, HDR10, 450 nits (typ)
 Always-on display-
Platform
CPUOcta-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
ChipsetQualcomm SDM730 Snapdragon 730G (8 nm)Qualcomm SM7125 Snapdragon 720G (8 nm)
GPUAdreno 618Adreno 618
OSAndroid 10, upgradable to Android 13Android 10, upgradable to Android 12, MIUI 14
Memory
Card slotNomicroSDXC (dedicated slot)
Internal128GB 6GB RAM64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
 UFS 2.1UFS 2.1
Main Camera
FeaturesLED flash, Pixel Shift, Auto-HDR, panoramaLED flash, HDR, panorama
Quad-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 (macro), AF Auxiliary lens
Single12.2 MP, f/1.7, 27mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS-
Video4K@30fps, 1080p@30/60/120fps; gyro-EIS4K@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
Selfie camera
FeaturesHDRHDR, panorama
Single8 MP, f/2.0, 24mm (wide), 1.12µm16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Video1080p@30fps1080p@30/120fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker Yes, with stereo speakersYes
Comms
Bluetooth5.0, A2DP, LE, aptX HD5.0, A2DP, LE
Infrared port-Yes
NFCYesNo
PositioningGPS, GLONASS, GALILEO, QZSS, BDSGPS, GLONASS, GALILEO, BDS
RadioNoFM radio, recording
USBUSB Type-C 3.1USB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNAWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometerFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
Charging18W wired, PD2.018W wired
TypeLi-Po 3140 mAhLi-Po 5020 mAh
Misc
ColorsJust Black, Barely BlueAurora Blue, Glacier White, Interstellar Gray
ModelsG025J, GA02099, G025NM2003J6A1G
Price$ 139.99 / C$ 159.99About 110 EUR
SAR-0.96 W/kg (head)     0.40 W/kg (body)
SAR EU-0.72 W/kg (head)     0.98 W/kg (body)
Tests
Battery lifeEndurance rating 76hEndurance rating 127h
Camera- Photo / Video
Display Contrast ratio: Infinite (nominal) Contrast ratio: 1389:1 (nominal)
Loudspeaker- -27.8 LUFS (Good)
Performance AnTuTu: 268714 (v8) GeekBench: 6426 (v4.4), 1626 (v5.1) GFXBench: 17fps (ES 3.1 onscreen) AnTuTu: 254000 (v8) GeekBench: 1785 (v5.1) GFXBench: 15fps (ES 3.1 onscreen)
OUR TESTS
Battery (old)Endurance rating 76hEndurance rating 127h
Camera-Photo / Video
Display803 nits max brightness (measured)1389:1 contrast ratio, 575 nits max brightness (measured)
Loudspeaker--27.8 LUFS (Good)
PerformanceAnTuTu: 268714 (v8) GeekBench: 6426 (v4.4), 1626 (v5.1) GFXBench: 17fps (ES 3.1 onscreen)AnTuTu: 254000 (v8) GeekBench: 1785 (v5.1) GFXBench: 15fps (ES 3.1 onscreen)