Head to head

Infinix Note 40 Pro 5G vs Xiaomi Redmi K90 Ultra

Full specification and price comparison for Pakistan, updated 4 Sep 2026.

The short answer

The Xiaomi Redmi K90 Ultra is the stronger phone of the two, scoring 94 against 81 on our combined specification score. It leads on performance, battery & charging and memory & storage. The Infinix Note 40 Pro 5G still wins on camera and value for money, so it remains the better choice if that is your priority. The Infinix Note 40 Pro 5G is the cheaper of the two at PKR 87,999 against PKR 126,999.

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The verdict

Spec-derived

Xiaomi Redmi K90 Ultra takes it by 13 points on our weighted spec score.

Performance Xiaomi Redmi K90 Ultra leads

Gaming score where available, otherwise chipset tier plus usable RAM.

Camera Infinix Note 40 Pro 5G leads

Camera Score where available, otherwise sensor resolution and lens count. Megapixels alone do not measure image quality.

Battery & charging Xiaomi Redmi K90 Ultra leads

Cell capacity in mAh weighted with rated wired charging output.

Display Level

Pixel density, refresh rate and panel technology.

Memory & storage Xiaomi Redmi K90 Ultra leads

Highest advertised RAM and internal storage configuration.

Value for money Infinix Note 40 Pro 5G leads

Combined spec score divided by current Pakistani retail price.

What actually differs

  • Infinix Note 40 Pro 5G costs PKR 39,000 less.
  • Xiaomi Redmi K90 Ultra packs a 3,500 mAh larger battery.
  • Xiaomi Redmi K90 Ultra charges 55W faster.
  • Xiaomi Redmi K90 Ultra ships with 768 GB more storage.
  • Infinix Note 40 Pro 5G has a 58 MP higher-resolution main sensor.

Buy the Infinix Note 40 Pro 5G if…

you care most about camera and value for money.

Buy the Xiaomi Redmi K90 Ultra if…

you care most about performance, battery & charging and memory & storage.

Full specification comparison

Specification Infinix Note 40 Pro 5G Xiaomi Redmi K90 Ultra
Price in Pakistan
Retail price PKR 87,999 Cheaper PKR 126,999
Design & build
Release date March 2024 July 2026 (Expected)
Dimensions 164.28 × 74.50 × 8.09 mm Not announced
Weight 190 g Not announced
Water resistance IP53, Dust and Splash Resistant IP68/IP69 (expected)
Display
Screen size 6.78-inch 6.89 inches Better
Resolution 1080 × 2436 pixels 1220 × 2712 pixels (1.5K) Better
Panel type 3D Curved AMOLED 120Hz Refresh Rate, 1300 nits Peak Brightness, 1.07 Billion Colors, 100% DCI-P3 LTPS OLED, 68 Billion 165Hz
Protection Corning Gorilla Glass Not officially confirmed
Performance
Chipset MediaTek Dimensity 7020 (6nm) Qualcomm Snapdragon 8 Elite (3nm) (Expected)
CPU Octa-core (2×2.2 GHz Cortex-A78 + 6×2.0 GHz Cortex-A55) Octa-core
GPU IMG BXM-8-256 Adreno 840 (Expected)
Operating system Android 14, XOS 14, Android 16 HyperOS 3
Memory & storage
RAM 8GB LPDDR4X , up to 16GB Extended RAM. 12GB / 16GB LPDDR5X
Internal storage 256GB UFS 2.2. 256GB / 512GB / 1TB UFS 4.1 Better
Card slot No No
Camera
Main camera Triple Camera, 108MP Main + 2MP + 2MP, OIS, PDAF, 3× Lossless Superzoom, Triple-LED Flash Better 50 MP Primary Camera (OIS) 8 MP Ultra-Wide Camera LED Flash, HDR, Panorama
Selfie camera 32MP, f/2.2, Wide, Fixed Focus, HDR Better 20 MP
Video recording 2K@30fps, 1080p@60/30fps, 720p@30fps Up to 8K (expected)
Battery & charging
Battery capacity Li-Po (Non-removable) 5000 mAh Silicon-Carbon Li-Ion 8,000–8,500 mAh (expected) Better
Wired charging 45W Wired Fast Charging, 20W Wireless MagCharge. All-Round FastCharge 2.0 100W HyperCharge Better
Connectivity & extras
SIM Dual Nano-SIM, Dual Standby Dual Nano-SIM
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be), Dual-Band, Wi-Fi Direct
Bluetooth 5.2 v5.4
NFC Yes Yes
Sensors Fingerprint (under-display, optical), Accelerometer, Gyroscope, Proximity Sensor, Ambient Light Sensor, E-Compass. Ultrasonic In-display Fingerprint Sensor AI Face Unlock Accelerometer Gyroscope Proximity Sensor Ambient Light Sensor Electronic Compass X-axis Linear Vibration Motor
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG

“Better” marks the higher (or, for price and weight, the lower) figure. It is a specification difference, not a judgement about real-world experience.

Questions people ask

Which is better, Infinix Note 40 Pro 5G or Xiaomi Redmi K90 Ultra?

Xiaomi Redmi K90 Ultra comes out ahead on our combined spec score, leading by 13 points. It wins on performance, battery & charging and memory & storage. Infinix Note 40 Pro 5G can still be the better buy if your priorities sit elsewhere or if you find it at a lower street price.

What is the price of Infinix Note 40 Pro 5G and Xiaomi Redmi K90 Ultra in Pakistan?

Infinix Note 40 Pro 5G is listed at PKR 87,999 and Xiaomi Redmi K90 Ultra at PKR 126,999. That makes Infinix Note 40 Pro 5G cheaper by PKR 39,000. Retail prices move often, so treat these as indicative.

Which has the better camera, Infinix Note 40 Pro 5G or Xiaomi Redmi K90 Ultra?

Infinix Note 40 Pro 5G scores higher in our camera assessment. Infinix Note 40 Pro 5G uses a 108 MP main sensor against 50 MP on Xiaomi Redmi K90 Ultra, though sensor size and processing matter more than resolution alone.

Which phone has the better battery, Infinix Note 40 Pro 5G or Xiaomi Redmi K90 Ultra?

Xiaomi Redmi K90 Ultra leads on battery. Infinix Note 40 Pro 5G carries a 5000 mAh cell and Xiaomi Redmi K90 Ultra a 8500 mAh cell, with 45W and 100W wired charging respectively.

Which is better for gaming, Infinix Note 40 Pro 5G or Xiaomi Redmi K90 Ultra?

Xiaomi Redmi K90 Ultra is the stronger gaming phone here. Infinix Note 40 Pro 5G runs the MediaTek Dimensity 7020 (6nm) while Xiaomi Redmi K90 Ultra runs the Qualcomm Snapdragon 8 Elite (3nm) (Expected).

Related comparisons

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Tools that use this data

Camera Score Tool Battery Score Tool Gaming Performance Checker AI Mobile Recommendation Tool All comparisons

Scores are calculated from the published hardware specification of each device using the same formula for every phone on WhatMobilePK — they are not paid placements and they are not laboratory test results. Prices are indicative Pakistani retail prices and change frequently.