Head to head

Infinix Note 40 Pro 5G vs Oppo F31 Pro

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

The short answer

The Oppo F31 Pro is the stronger phone of the two, scoring 88 against 81 on our combined specification score. It leads on performance and battery & charging. The Infinix Note 40 Pro 5G still wins on memory & storage, 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 94,999.

View raw data
Add another phone to this comparison

Up to 4 devices can share one comparison table.

The verdict

Spec-derived

Oppo F31 Pro takes it by 7.4 points on our weighted spec score.

Performance Oppo F31 Pro leads

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 Oppo F31 Pro 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 Level

Combined spec score divided by current Pakistani retail price.

What actually differs

  • Infinix Note 40 Pro 5G costs PKR 7,000 less.
  • Oppo F31 Pro packs a 2,000 mAh larger battery.
  • Oppo F31 Pro charges 35W 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 memory & storage.

Buy the Oppo F31 Pro if…

you care most about performance and battery & charging.

Full specification comparison

Specification Infinix Note 40 Pro 5G Oppo F31 Pro
Price in Pakistan
Retail price PKR 87,999 Cheaper PKR 94,999
Design & build
Release date March 2024 September 2025 (Released)
Dimensions 164.28 × 74.50 × 8.09 mm 158.2 x 75.0 x 8.0 mm
Weight 190 g 190-191 g
Water resistance IP53, Dust and Splash Resistant IP68/IP69 dust and water resistant
Display
Screen size 6.78-inch Better 6.57 Inches
Resolution 1080 × 2436 pixels Better 1080 x 2372 Pixels (FHD+)
Panel type 3D Curved AMOLED 120Hz Refresh Rate, 1300 nits Peak Brightness, 1.07 Billion Colors, 100% DCI-P3 AMOLED, 1B Colors, 120Hz
Protection Corning Gorilla Glass DT-Star D+
Performance
Chipset MediaTek Dimensity 7020 (6nm) MediaTek Dimensity 7300 Energy (4nm)
CPU Octa-core (2×2.2 GHz Cortex-A78 + 6×2.0 GHz Cortex-A55) Octa-core (4x Cortex-A78 + 4x Cortex-A55)
GPU IMG BXM-8-256 Mali-G615 MC2
Operating system Android 14, XOS 14, Android 15, ColorOS 15
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 50 MP Wide, OIS 2 MP Monochrome/Depth HDR, Panorama, Color Spectrum Sensor, LED Flash
Selfie camera 32MP, f/2.2, Wide, Fixed Focus, HDR 32 MP
Video recording 2K@30fps, 1080p@60/30fps, 720p@30fps 4K@30fps, 1080p@60fps, 1080p@120fps, OIS, EIS
Battery & charging
Battery capacity Li-Po (Non-removable) 5000 mAh Silicon-Carbon Li-Ion 7000 mAh Better
Wired charging 45W Wired Fast Charging, 20W Wireless MagCharge. All-Round FastCharge 2.0 80W SUPERVOOC wired fast charging, 10W wired reverse charging Better
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, Dual-Band
Bluetooth 5.2 5.4, aptX HD, LDAC
NFC Yes Yes
Sensors Fingerprint (under-display, optical), Accelerometer, Gyroscope, Proximity Sensor, Ambient Light Sensor, E-Compass. Under-display Optical Fingerprint Accelerometer Gyroscope Compass Proximity Sensor Ambient Light Sensor Color Temperature 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 Oppo F31 Pro?

Oppo F31 Pro comes out ahead on our combined spec score, leading by 7.4 points. It wins on performance and battery & charging. 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 Oppo F31 Pro in Pakistan?

Infinix Note 40 Pro 5G is listed at PKR 87,999 and Oppo F31 Pro at PKR 94,999. That makes Infinix Note 40 Pro 5G cheaper by PKR 7,000. Retail prices move often, so treat these as indicative.

Which phone has the better battery, Infinix Note 40 Pro 5G or Oppo F31 Pro?

Oppo F31 Pro leads on battery. Infinix Note 40 Pro 5G carries a 5000 mAh cell and Oppo F31 Pro a 7000 mAh cell, with 45W and 80W wired charging respectively.

Which is better for gaming, Infinix Note 40 Pro 5G or Oppo F31 Pro?

Oppo F31 Pro is the stronger gaming phone here. Infinix Note 40 Pro 5G runs the MediaTek Dimensity 7020 (6nm) while Oppo F31 Pro runs the MediaTek Dimensity 7300 Energy (4nm).

Related comparisons

Infinix Note 40 Pro 5G vs Infinix Note 50 Pro Racing Edition Oppo F31 Pro vs Infinix Note 50 Pro Racing Edition Infinix Note 40 Pro 5G vs Tecno Spark 50s Oppo F31 Pro vs Tecno Spark 50s Infinix Note 40 Pro 5G vs Oppo A7 Pro Oppo F31 Pro vs Oppo A7 Pro Infinix Note 40 Pro 5G vs Xiaomi Poco X8 Oppo F31 Pro vs Xiaomi Poco X8

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.