Head to head

Infinix Note 50 Racing Edition 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 93 against 79 on our combined specification score. It leads on performance, camera and battery & charging. The Infinix Note 50 Racing Edition still wins on value for money, so it remains the better choice if that is your priority. The Infinix Note 50 Racing Edition is the cheaper of the two at PKR 74,999 against PKR 126,999.

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The verdict

Spec-derived

Xiaomi Redmi K90 Ultra takes it by 13.4 points on our weighted spec score.

Performance Xiaomi Redmi K90 Ultra leads

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

Camera Xiaomi Redmi K90 Ultra 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 50 Racing Edition leads

Combined spec score divided by current Pakistani retail price.

What actually differs

  • Infinix Note 50 Racing Edition costs PKR 52,000 less.
  • Xiaomi Redmi K90 Ultra packs a 3,300 mAh larger battery.
  • Xiaomi Redmi K90 Ultra charges 55W faster.
  • Xiaomi Redmi K90 Ultra ships with 768 GB more storage.

Buy the Infinix Note 50 Racing Edition if…

you care most about value for money.

Buy the Xiaomi Redmi K90 Ultra if…

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

Full specification comparison

Specification Infinix Note 50 Racing Edition Xiaomi Redmi K90 Ultra
Price in Pakistan
Retail price PKR 74,999 Cheaper PKR 126,999
Design & build
Release date March/April 2025 July 2026 (Expected)
Dimensions 163.3 x 74.4 x 7.6 mm Not announced
Weight 199 g Not announced
Water resistance IP64 IP68/IP69 (expected)
Display
Screen size 6.78 inches 6.89 inches Better
Resolution 1080 x 2436 pixels 1220 × 2712 pixels (1.5K) Better
Panel type AMOLED Capacitive Touchscreen, 1B Colors LTPS OLED, 68 Billion 165Hz
Protection Corning Gorilla Glass Not officially confirmed
Performance
Chipset MediaTek Helio G100 Ultimate (6nm) Qualcomm Snapdragon 8 Elite (3nm) (Expected)
CPU Octa-core (2 x 2.2 GHz Cortex-A76 + 6 x 2.0 GHz Cortex-A55) Octa-core
GPU Mali-G57 MC2 Adreno 840 (Expected)
Operating system Android 15, XOS 15 Android 16 HyperOS 3
Memory & storage
RAM 8GB (Extended RAM up to 16GB) 12GB / 16GB LPDDR5X
Internal storage 256GB Internal Storage, UFS 2.2 256GB / 512GB / 1TB UFS 4.1 Better
Card slot No No
Camera
Main camera 50 MP, f/1.9, Wide, PDAF, OIS + 2 MP, Macro, Dual-LED Flash, HDR, Panorama, 50 MP Primary Camera (OIS) 8 MP Ultra-Wide Camera LED Flash, HDR, Panorama
Selfie camera 13 MP, f/2.2, Wide, HDR, Panorama 20 MP Better
Video recording Rear Camera 1440p@30fps, 1080p@30/60/240fps; Front Camera 1080p@30fps Up to 8K (expected)
Battery & charging
Battery capacity Li-Po (Non-removable) 5200 mAh Silicon-Carbon Li-Ion 8,000–8,500 mAh (expected) Better
Wired charging 45W Fast Wired Charging, 30W Wireless MagCharge, 10W Reverse Wired Charging, Wireless Reverse Charging, Bypass Charging. 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 5.4, A2DP, LE v5.4
NFC Yes Yes
Sensors Fingerprint (Under-display Optical), Accelerometer, Gyroscope, Proximity, Compass, Ambient Light Sensor 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 50 Racing Edition or Xiaomi Redmi K90 Ultra?

Xiaomi Redmi K90 Ultra comes out ahead on our combined spec score, leading by 13.4 points. It wins on performance, camera, battery & charging and memory & storage. Infinix Note 50 Racing Edition 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 50 Racing Edition and Xiaomi Redmi K90 Ultra in Pakistan?

Infinix Note 50 Racing Edition is listed at PKR 74,999 and Xiaomi Redmi K90 Ultra at PKR 126,999. That makes Infinix Note 50 Racing Edition cheaper by PKR 52,000. Retail prices move often, so treat these as indicative.

Which has the better camera, Infinix Note 50 Racing Edition or Xiaomi Redmi K90 Ultra?

Xiaomi Redmi K90 Ultra scores higher in our camera assessment. Both use comparable main sensors, so day to day results come down to processing.

Which phone has the better battery, Infinix Note 50 Racing Edition or Xiaomi Redmi K90 Ultra?

Xiaomi Redmi K90 Ultra leads on battery. Infinix Note 50 Racing Edition carries a 5200 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 50 Racing Edition or Xiaomi Redmi K90 Ultra?

Xiaomi Redmi K90 Ultra is the stronger gaming phone here. Infinix Note 50 Racing Edition runs the MediaTek Helio G100 Ultimate (6nm) while Xiaomi Redmi K90 Ultra runs the Qualcomm Snapdragon 8 Elite (3nm) (Expected).

Related comparisons

Infinix Note 50 Racing Edition vs Xiaomi Poco X8 Xiaomi Redmi K90 Ultra vs Xiaomi Poco X8 Infinix Note 50 Racing Edition vs Oppo A7 Pro Xiaomi Redmi K90 Ultra vs Oppo A7 Pro Infinix Note 50 Racing Edition vs Tecno Spark 50s Xiaomi Redmi K90 Ultra vs Tecno Spark 50s Infinix Note 50 Racing Edition vs Infinix Note 40 Pro 5G Xiaomi Redmi K90 Ultra vs Infinix Note 40 Pro 5G

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.