Head to head

Infinix Note 12i vs Vivo Y31 5G

Full specification and price comparison for Pakistan, updated 3 Sep 2026.

The short answer

The Infinix Note 12i and the Vivo Y31 5G finish within three points of each other on our combined specification score, so neither is a clear winner. Vivo Y31 5G leads on performance. The Infinix Note 12i is the cheaper of the two at PKR 39,999 against PKR 47,999.

View raw data
Add another phone to this comparison

Up to 4 devices can share one comparison table.

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 Vivo Y31 5G leads

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

Camera Infinix Note 12i leads

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

Battery & charging Infinix Note 12i leads

Cell capacity in mAh weighted with rated wired charging output.

Display Level

Pixel density, refresh rate and panel technology.

Memory & storage Vivo Y31 5G leads

Highest advertised RAM and internal storage configuration.

Value for money Infinix Note 12i leads

Combined spec score divided by current Pakistani retail price.

What actually differs

  • Infinix Note 12i costs PKR 8,000 less.
  • Infinix Note 12i charges 15W faster.
  • Vivo Y31 5G offers 2 GB more RAM.
  • Infinix Note 12i has a 37 MP higher-resolution main sensor.

Buy the Infinix Note 12i if…

you care most about camera, battery & charging and value for money.

Buy the Vivo Y31 5G if…

you care most about performance and memory & storage.

Full specification comparison

Specification Infinix Note 12i Vivo Y31 5G
Price in Pakistan
Retail price PKR 39,999 Cheaper PKR 47,999
Design & build
Release date May 11, 2022 (announced); released in 2022. January 2022
Dimensions 170.7 × 77.4 × 8.3 mm 164.0 × 75.8 × 8.3 mm
Weight 198 g 188 g Better
Water resistance Not officially rated no official water or dust resistance
Display
Screen size 6.82-inch Better 6.58 inches
Resolution 720 × 1640 pixels, ~263 PPI. 1080 × 2408 pixels (~401 ppi) Better
Panel type IPS LCD, 90Hz refresh rate IPS LCD 60Hz
Protection Scratch-resistant glass. Not listed
Performance
Chipset MediaTek Helio G85 (12nm) MediaTek Dimensity 700 (7 nm)
CPU Octa-core — 2 x 2.0 GHz Cortex-A75 + 6 x 1.8 GHz Cortex-A55 Octa-core (2×2.2 GHz Cortex-A76 + 6×2.0 GHz Cortex-A55)
GPU Mali-G52 MC2 Mali-G57 MC2
Operating system Android 12, XOS 10.6 Android 11(Funtouch OS 12)
Memory & storage
RAM 4GB (Up to 3GB virtual RAM) 4 GB / 6 GB Better
Internal storage 128GB 128 GB
Card slot Dedicated microSDXC Slot microSDXC (dedicated slot)
Camera
Main camera Triple — 50 MP, f/1.6, wide (PDAF) + 2 MP, f/2.4, depth + QVGA, Quad-LED flash, HDR, panorama, PDAF. Better 13 MP (wide, f/2.2) + 2 MP (macro)
Selfie camera 8 MP, Dual-LED flash 8 MP (wide)
Video recording 1440p@30fps (rear), 1080p@30fps (front). 1080p@30fps
Battery & charging
Battery capacity Li-Ion (non-removable) 5000 mAh Li-Po 5000 mAh (non-removable)
Wired charging 33W fast wired charging Better 18W wired
Connectivity & extras
SIM Dual SIM, Dual Standby (Nano-SIM) Dual SIM (Nano-SIM, dual standby)
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth Bluetooth 5.0, A2DP, LE 5.1
NFC No No
Sensors Fingerprint (side-mounted), accelerometer, gyroscope, proximity sensor, compass Fingerprint (side-mounted), accelerometer, proximity, compass
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 12i or Vivo Y31 5G?

Infinix Note 12i and Vivo Y31 5G 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 12i and Vivo Y31 5G in Pakistan?

Infinix Note 12i is listed at PKR 39,999 and Vivo Y31 5G at PKR 47,999. That makes Infinix Note 12i cheaper by PKR 8,000. Retail prices move often, so treat these as indicative.

Which has the better camera, Infinix Note 12i or Vivo Y31 5G?

Infinix Note 12i scores higher in our camera assessment. Infinix Note 12i uses a 50 MP main sensor against 13 MP on Vivo Y31 5G, though sensor size and processing matter more than resolution alone.

Which phone has the better battery, Infinix Note 12i or Vivo Y31 5G?

Infinix Note 12i leads on battery. Infinix Note 12i carries a 5000 mAh cell and Vivo Y31 5G a 5000 mAh cell, with 33W and 18W wired charging respectively.

Which is better for gaming, Infinix Note 12i or Vivo Y31 5G?

Vivo Y31 5G is the stronger gaming phone here. Infinix Note 12i runs the MediaTek Helio G85 (12nm) while Vivo Y31 5G runs the MediaTek Dimensity 700 (7 nm).

Related comparisons

Infinix Note 12i vs ZTE nubia A77 Vivo Y31 5G vs ZTE nubia A77 Infinix Note 12i vs ZTE nubia A57 Vivo Y31 5G vs ZTE nubia A57 Infinix Note 12i vs Samsung Galaxy A07s Vivo Y31 5G vs Samsung Galaxy A07s Infinix Note 12i vs Infinix Note 12 (2023) Vivo Y31 5G vs Infinix Note 12 (2023)

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.