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Xiaomi Redmi Note 8 Pro vs Xiaomi Redmi Note 9 Pro

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

XiaomiRedmi Note 8 ProXiaomiRedmi Note 9 Pro
Overview
ReleasedSeptember 2019May 2020
Display
Screen size6.53″6.67″
Resolution2340 × 10802400 × 1080
Sharpness395 pixels per inch395 pixels per inch
PanelLCDLCD
Display typeIPS LCD panel, as identified by Android Authority; Dot Drop display, 91.4% screen-to-body ratio and 1,500:1 typical contrastIPS LCD (YugaTech and Notebookcheck) with a central selfie-camera cutout; maker does not publish refresh rate.
Brightness detail500 nits typical and 420 nits minimum; peak brightness not published–
Screen protectionCorning Gorilla Glass 5 front and back; anti-oil and anti-fingerprint coating–
Display features84% NTSC typical, HDR, standard/sunshine/night modes, colour-temperature adjustment and 256-level reading mode certified by TÜV RheinlandGorilla Glass 5, reading mode and 84% NTSC typical coverage.
Performance
ChipMediaTek Helio G90TQualcomm Snapdragon 720G
Memory6 GB6 GB
Storage64 GB, 128 GB64 GB, 128 GB
CPUTwo Cortex-A76 cores at 2.05 GHz and six Cortex-A55 cores at 2.0 GHz; 12 nm process identified by Android Authority8 nm octa-core CPU up to 2.3 GHz.
GPUARM Mali-G76 MC4Adreno 618.
Storage typeDual-channel 6 GB LPDDR4X at 2,133 MHz and 64/128 GB UFS 2.1 storage; microSD up to 256 GB in Vfat formatLPDDR4X and UFS 2.1 (YugaTech); Notebookcheck's storage tests instead suggested UFS 2.0. Dedicated microSD expansion up to 512 GB.
CoolingLiquidCool system for SoC and charging IC; maker laboratory claim of 4–6°C lower core temperature than a phone without it–
Cameras
Main camera64 MP64 MP
Ultra wide camera8 MP8 MP
Telephoto cameraNoneNone
Optical zoomNoneNone
Front camera20 MP16 MP
Main camera64 MP, f/1.89, 1/1.7-inch CMOS sensor, 0.8 µm pixels or 4-in-1 binning to 1.6 µm, 79° field of view and phase/contrast detection autofocusf/1.89, 1/1.72-inch sensor and four-pixel binning to 1.6 µm.
Ultra wide camera8 MP, f/2.2, 1.12 µm pixels and 120° field of viewf/2.2 and 119° field of view, 108.3° after distortion correction.
Front camera20 MP, f/2.0 and 0.9 µm pixels; panorama selfie, palm shutter, HDR and portrait mode–
ZoomUp to 10× digital zoom; no optical telephoto camera–
Video recording4K at 30 fps, Full HD at 30/60 fps and HD at 30 fps; ultra wide Full HD/HD at 30 fps; slow motion Full HD at 120 fps or HD at 120/240/960 fps; macro video and time-lapseRear 4K at 30 fps, 1080p at 30/60 fps; slow motion up to 960 fps at 720p.
Front videoFull HD at 30 fps; HD at 30/60 fps; short video and beauty modesf/2.48 selfie lens; 120 fps slow-motion selfies.
Camera featuresAdditional 2 MP macro camera with 2 cm close-up capability and 1.75 µm pixels, plus 2 MP depth sensor with 1.75 µm pixels; nightscape, AI scene detection, ultra wide distortion correction, Pro, portrait, tilt-shift and panorama modesAdditional 5 MP f/2.4 macro camera with 2–10 cm autofocus and 2 MP f/2.4 depth sensor; night and document modes.
Battery and charging
Battery4,500 mAh5,020 mAh
Wired chargingUp to 18 WUp to 30 W
Wireless chargingNoneNone
Battery life detail4,500 mAh typical; maker laboratory claim of up to 10 hours gaming–
Wired charging18 W wired charging and included 18 W adaptor; maker laboratory claim of full charge in two hoursPhone supports 30 W charging; the supplied adapter is rated at 33 W. YugaTech measured roughly 90 minutes for a full charge, while Notebookcheck measured two hours.
Design
TypeStandardStandard
Weight199.8 g209 g
Thickness8.79 mm8.8 mm
Height × width161.35 × 76.4 mm165.75 × 76.68 mm
MaterialsFour-sided 3D curved glass back; plastic frame, as described by Android Authority–
ColoursPearl White, Forest Green, Mineral Grey, Dark Blue and Coral Orange; overview names the blue option Deep BlueGlacier White, Interstellar Grey and Tropical Green.
Water resistance detailMaker splash-proof coating and rubber connector seals; no published IP rating–
BiometricsRear fingerprint reader and face unlock, as described by Android AuthoritySide fingerprint sensor and AI face unlock.
SensorsDistance, in-screen ambient light, accelerometer, gyroscope, compass, vibration motor, fingerprint sensor and IR blaster–
Speakers1217 ultra-linear speaker with 0.4 mm maximum amplitude and 10 V Smart PA; 3.5 mm headphone socketSingle downward-firing speaker (both reviews), 3.5 mm headphone socket and IR blaster.
Software
Operating systemAndroidAndroid
Software at launchMIUI 10 based on Android 9 Pie, as reported by both reviews; MI Turbo and Game Turbo 2.0MIUI 11 based on Android 10 (both reviews).
In the boxPhone, power adaptor, protective cover, USB-C cable, SIM tool, user guide and warranty cardCharger, cable, protective cover, SIM tool and documents. Global/UK 64 MP and 30 W model; India's 48 MP Pro is different. Pinoy Techno Guide confirms May 2020 availability of the global phone in Philippine shops, used at month precision rather than claiming the earliest sale day worldwide.
Connectivity
Mobile networkDual 4G with operator-dependent VoLTE; LTE FDD B1/B2/B3/B4/B5/B7/B8/B20/B28 and TDD B38/B40; WCDMA B1/B2/B4/B5/B8 and GSM B2/B3/B5/B8–
SIMHybrid nano-SIM plus nano-SIM/microSD tray on UK model; India's dedicated microSD arrangement described by Android Central is a regional differenceTwo nano-SIM cards plus a separate microSD slot; dual 4G VoLTE depends on the operator.
Wi-FiWi-Fi 802.11 a/b/g/n/ac, 2.4/5 GHz and Wi-Fi Direct; X antenna designWi-Fi 5 (802.11ac), dual-band and Wi-Fi Direct.
BluetoothBluetooth 5.0; Android Authority confirms SBC, AAC and LDAC and warns displayed aptX options lack the required librariesBluetooth 5.0.
NFCNFC with Google PayNFC with Google Pay support on the UK model.
USBUSB-CUSB-C; USB 2.0 data (Notebookcheck).
PositioningGPS, A-GPS, Galileo, GLONASS and BeiDou–

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