Redmi K90 Pro Max vs Infinix Smart 20 HD

Redmi K90 Pro Max wins clearly over Infinix Smart 20 HD — 7.9 overall against 5.2. The Redmi K90 Pro Max launched in 2025; the Infinix Smart 20 HD in 2026. Redmi K90 Pro Max has the bigger battery — 7,560 mAh against 5,000 mAh.

Redmi K90 Pro Max: Specifications are still being confirmed — scores appear as data is verified.

Infinix Smart 20 HD: Limited confirmed specifications — categories without real data are not scored.

Overall winner
Redmi K90 Pro Max

Redmi K90 Pro Max

Redmi · Phone

7.9/ 10 — Good

$770≈ €692 · ≈ £579≈ converted at today's rate · Buy on Amazon

Full specs & details
Infinix Smart 20 HD

Infinix Smart 20 HD

Infinix · Phone

5.2/ 10 — Below average

Check price on Amazon.com · Amazon.de · Amazon.co.uk

Full specs & details

Key highlights

HighlightRedmi K90 Pro MaxInfinix Smart 20 HD
ProcessorQualcomm Snapdragon 8 Elite Gen 5 (3 nm) Unisoc T7250 (12 nm)
Display6.9″ · OLED6.67″ · IPS LCD · 120 Hz
Main camera—8 MP wide (f/2, 1/4.0", 1.12µm)
Battery7,560 mAh · 100W charging5,000 mAh · 15W charging
RAM / Storage—3GB / 64GB

Which is better?

  • Redmi K90 Pro Max wins clearly over Infinix Smart 20 HD — 7.9 overall against 5.2.
  • Redmi K90 Pro Max takes 2 of the 4 categories both phones are scored in.
  • Redmi K90 Pro Max has the bigger battery — 7,560 mAh against 5,000 mAh.
  • Redmi K90 Pro Max gives you the larger screen — 6.9 inches against 6.7 inches.
  • Redmi K90 Pro Max charges faster — 100W wired against 15W.

Category scores

CategoryRedmi K90 Pro MaxInfinix Smart 20 HD
Display7.6Better5.3
Battery9.5Better6.9
Software6.0Tie6.0Tie
Audio8.0Tie7.8Tie
Performance—3.5
Camera—3.5
Design & Build—6.2
Call Quality—6.2

Open the interactive comparisonRadar chart, winner highlights and a differences-only view.

Reasons to consider

Redmi K90 Pro Max

  • Faster charging (100W vs 15W)
  • Bigger battery (7,560 mAh vs 5,000 mAh)
  • Larger display (6.9″ vs 6.67″)

Full specifications side by side

SpecificationRedmi K90 Pro MaxInfinix Smart 20 HD
Launch
Launch statusAvailableAvailable
Release date20256 Oct 2026
Platform
OSAndroidAndroid
OS versionHyperOS 3 (based on Android 16) Android 15, XOS 15.1
Chipset (as published)Qualcomm Snapdragon 8 Elite Gen 5 (3 nm) Unisoc T7250 (12 nm)
CPUOcta-coreOcta-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPUAdreno 840Mali-G57 MP1
Display
Display size6.9″6.67″
Panel typeOLEDIPS LCD
Display protectionpremium glass—
Resolution—720 × 1,600 pixels
Refresh rate—120 Hz
Brightness (peak)—700 nits
Redmi K90 Pro Max wins clearly on Display (7.6 vs 5.3)
Battery
Battery capacity7,560 mAh5,000 mAh
Wired charging100W15W
Wireless chargingYes—
Redmi K90 Pro Max wins clearly on Battery (9.5 vs 6.9)
Body & build
ColoursBlack, White, Denim Blue; special edition finishes (Lamborghini branding)Night Pulse, Silver Dancer, Sunlike Orange
Dimensions—165.6 × 77 × 8.3 mm
Materials—Glass, Plastic
SIM—Nano-SIM + Nano-SIM
Connectivity
NFCYesYes
USBUSB Type-CUSB Type-C 2.0, OTG
PositioningGPS, GLONASS, GALILEO, BDSGPS
Audio
3.5mm jackYesYes
Loudspeaker—Stereo
Camera
Front cameras32 MP8 MP wide (f/2, 1/4.0", 1.12µm)
Rear cameras—8 MP wide (f/2, 1/4.0", 1.12µm)
Video (max)—1440p@30fps
Memory
Memory variants (RAM/storage)—3 GB RAM + 64 GB
Card slot—Dedicated slot
Features
Sensors—Accelerometer, Proximity, Compass
Fingerprint—Side-mounted
Network
Network technologies—2G, 3G, 4G
Additional specifications
Connectivity · InfraredNoYes
Connectivity · RadioFM RadioFM radio
Misc · ModelsChampion Edition version (16 GB/1 TB)X6725

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