Head to head

Infinix Note 40 Pro 5G vs Nothing Phone 4b

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

The short answer

The Infinix Note 40 Pro 5G and the Nothing Phone 4b finish within three points of each other on our combined specification score, so neither is a clear winner. Infinix Note 40 Pro 5G leads on battery & charging. The Nothing Phone 4b is the cheaper of the two at PKR 86,999 against PKR 87,999.

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The verdict

Spec-derived

Too close to call. These two finish within three points of each other, so the right answer depends on which category matters most to you.

Performance Level

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

Camera Level

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

Battery & charging Infinix Note 40 Pro 5G leads

Cell capacity in mAh weighted with rated wired charging output.

Display Level

Pixel density, refresh rate and panel technology.

Memory & storage Infinix Note 40 Pro 5G 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

  • Nothing Phone 4b costs PKR 1,000 less.
  • Infinix Note 40 Pro 5G charges 12W faster.
  • Infinix Note 40 Pro 5G offers 4 GB more RAM.
  • 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 battery & charging, memory & storage and value for money.

Full specification comparison

Specification Infinix Note 40 Pro 5G Nothing Phone 4b
Price in Pakistan
Retail price PKR 87,999 PKR 86,999 Cheaper
Design & build
Release date March 2024 July 7, 2026
Dimensions 164.28 × 74.50 × 8.09 mm Not listed
Weight 190 g Not listed
Water resistance IP53, Dust and Splash Resistant Expected IP54 Dust and Splash Resistance (Not Officially Confirmed)
Display
Screen size 6.78-inch Better 6.77 Inches
Resolution 1080 × 2436 pixels Better 1080 × 2392 Pixels
Panel type 3D Curved AMOLED 120Hz Refresh Rate, 1300 nits Peak Brightness, 1.07 Billion Colors, 100% DCI-P3 Flexible AMOLED 120Hz Adaptive HDR10+
Protection Corning Gorilla Glass Panda Glass / Gorilla Glass (Not Confirmed)
Performance
Chipset MediaTek Dimensity 7020 (6nm) Qualcomm Snapdragon 6 Gen 4 (4nm)
CPU Octa-core (2×2.2 GHz Cortex-A78 + 6×2.0 GHz Cortex-A55) Octa-Core 1× Cortex-A720 @ 2.3GHz 3× Cortex-A720 @ 2.2GHz 4× Cortex-A520 @ 1.8GHz
GPU IMG BXM-8-256 Adreno 810
Operating system Android 14, XOS 14, Android 16 Nothing OS 4.0 (Expected)
Memory & storage
RAM 8GB LPDDR4X , up to 16GB Extended RAM. Better 8GB / 12GB
Internal storage 256GB UFS 2.2. 128GB / 256GB UFS 3.1
Card slot No No
Camera
Main camera Triple Camera, 108MP Main + 2MP + 2MP, OIS, PDAF, 3× Lossless Superzoom, Triple-LED Flash Better 50MP Wide Lens PDAF OIS Ultra Wide 8MP 120° Field of View LED Flash HDR Panorama AI Scene Detection Night Mode Portrait Mode Pro Mode Time Lapse
Selfie camera 32MP, f/2.2, Wide, Fixed Focus, HDR Better 16MP HDR Portrait Mode AI Beauty Night Selfie
Video recording 2K@30fps, 1080p@60/30fps, 720p@30fps 4K @30fps 1080p @30/60fps Electronic Image Stabilization
Battery & charging
Battery capacity Li-Po (Non-removable) 5000 mAh Li-Po (non-removable) 5000 mAh
Wired charging 45W Wired Fast Charging, 20W Wireless MagCharge. All-Round FastCharge 2.0 Better 33W Wired Fast Charging (Expected)
Connectivity & extras
SIM Dual Nano-SIM, Dual Standby Dual Nano-SIM Dual Standby
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band Wi-Fi 6 Wi-Fi Direct Dual Band
Bluetooth 5.2 5.4
NFC Yes Yes
Sensors Fingerprint (under-display, optical), Accelerometer, Gyroscope, Proximity Sensor, Ambient Light Sensor, E-Compass. In-display Fingerprint Scanner Accelerometer Gyroscope Compass Ambient Light Sensor Proximity Sensor Virtual Proximity Sensor
USB USB Type-C 2.0, OTG USB Type-C 2.0 OTG Supported

“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 Nothing Phone 4b?

Infinix Note 40 Pro 5G and Nothing Phone 4b finish within a few points of each other, so neither is a clear winner on paper. Pick the one that leads in the category you care about most.

What is the price of Infinix Note 40 Pro 5G and Nothing Phone 4b in Pakistan?

Infinix Note 40 Pro 5G is listed at PKR 87,999 and Nothing Phone 4b at PKR 86,999. That makes Nothing Phone 4b cheaper by PKR 1,000. Retail prices move often, so treat these as indicative.

Which phone has the better battery, Infinix Note 40 Pro 5G or Nothing Phone 4b?

Infinix Note 40 Pro 5G leads on battery. Infinix Note 40 Pro 5G carries a 5000 mAh cell and Nothing Phone 4b a 5000 mAh cell, with 45W and 33W wired charging respectively.

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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.