Head to head

Infinix Note 12i vs Oppo A18 128GB

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

The short answer

The Infinix Note 12i and the Oppo A18 128GB finish within three points of each other on our combined specification score, so neither is a clear winner. Infinix Note 12i leads on performance. The Oppo A18 128GB is the cheaper of the two at PKR 34,999 against PKR 39,999.

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 Infinix Note 12i 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 Level

Highest advertised RAM and internal storage configuration.

Value for money Oppo A18 128GB leads

Combined spec score divided by current Pakistani retail price.

What actually differs

  • Oppo A18 128GB costs PKR 5,000 less.
  • Infinix Note 12i charges 23W faster.
  • Infinix Note 12i has a 42 MP higher-resolution main sensor.

Buy the Infinix Note 12i if…

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

Buy the Oppo A18 128GB if…

you care most about value for money.

Full specification comparison

Specification Infinix Note 12i Oppo A18 128GB
Price in Pakistan
Retail price PKR 39,999 PKR 34,999 Cheaper
Design & build
Release date May 11, 2022 (announced); released in 2022. September 2023 (Pakistan)
Dimensions 170.7 × 77.4 × 8.3 mm 163.7 × 75.0 × 8.2 mm
Weight 198 g 188 g Better
Water resistance Not officially rated no guaranteed protection
Display
Screen size 6.82-inch Better 6.56 inches
Resolution 720 × 1640 pixels, ~263 PPI. Better 720 × 1612 pixels (~269 ppi)
Panel type IPS LCD, 90Hz refresh rate IPS LCD, 90Hz
Protection Scratch-resistant glass. Panda Glass
Performance
Chipset MediaTek Helio G85 (12nm) MediaTek Helio G85 (12 nm)
CPU Octa-core — 2 x 2.0 GHz Cortex-A75 + 6 x 1.8 GHz Cortex-A55 Octa-core (2×2.0 GHz Cortex-A75 & 6×1.8 GHz Cortex-A55)
GPU Mali-G52 MC2 Mali-G52 MC2
Operating system Android 12, XOS 10.6 Android 13, ColorOS 13.1
Memory & storage
RAM 4GB (Up to 3GB virtual RAM) 4 GB
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 8 MP wide + 2 MP depth
Selfie camera 8 MP, Dual-LED flash Better 5 MP
Video recording 1440p@30fps (rear), 1080p@30fps (front). 1080p@30fps
Battery & charging
Battery capacity Li-Ion (non-removable) 5000 mAh Non-removable Li-Po 5000 mAh
Wired charging 33W fast wired charging Better 10W wired
Connectivity & extras
SIM Dual SIM, Dual Standby (Nano-SIM) Dual Nano-SIM
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 5.3
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

“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 Oppo A18 128GB?

Infinix Note 12i and Oppo A18 128GB 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 Oppo A18 128GB in Pakistan?

Infinix Note 12i is listed at PKR 39,999 and Oppo A18 128GB at PKR 34,999. That makes Oppo A18 128GB cheaper by PKR 5,000. Retail prices move often, so treat these as indicative.

Which has the better camera, Infinix Note 12i or Oppo A18 128GB?

Infinix Note 12i scores higher in our camera assessment. Infinix Note 12i uses a 50 MP main sensor against 8 MP on Oppo A18 128GB, though sensor size and processing matter more than resolution alone.

Which phone has the better battery, Infinix Note 12i or Oppo A18 128GB?

Infinix Note 12i leads on battery. Infinix Note 12i carries a 5000 mAh cell and Oppo A18 128GB a 5000 mAh cell, with 33W and 10W wired charging respectively.

Which is better for gaming, Infinix Note 12i or Oppo A18 128GB?

Infinix Note 12i is the stronger gaming phone here. Infinix Note 12i runs the MediaTek Helio G85 (12nm) while Oppo A18 128GB runs the MediaTek Helio G85 (12 nm).

Related comparisons

Infinix Note 12i vs ZTE nubia A57 Oppo A18 128GB vs ZTE nubia A57 Infinix Note 12i vs Samsung Galaxy A07s Oppo A18 128GB vs Samsung Galaxy A07s Infinix Note 12i vs Infinix Note 12 (2023) Oppo A18 128GB vs Infinix Note 12 (2023) Infinix Note 12i vs Infinix Note 40 5G Oppo A18 128GB vs Infinix Note 40 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.