Infinix Note 40S Key Features
Infinix Note 40S Specifications
Body & Design
- Dimensions
- 164.1 x 74.6 x 7.8 mm
- Weight
- 176 g
- Available colors
- Obsidian Black, Vintage Green
Network & Cellular
- Network technology
- GSM / HSPA / LTE (4G)
- SIM configuration
- Dual Nano-SIM
Software & Processor
- Operating system
- Android 14
- User interface
- XOS 14
- Chipset / SoC
- MediaTek Helio G99 Ultimate
- Fabrication process (nm)
- 6 nm
- CPU
- Octa-core (2x2.2 GHz Cortex-A76 + 6x2.0 GHz Cortex-A55)
- GPU
- Mali-G57 MC2
RAM & Storage
- RAM
- 8GB physical RAM
- Internal storage
- 256GB
- Storage technology
- UFS 2.2
- Memory configurations
- 8GB RAM + 256GB storage
Display
- Display technology
- Curved AMOLED
- Screen size
- 6.78 inches
- Resolution
- 1080 x 2436 pixels
- Refresh rate
- 120 Hz
- Display protection
- Corning Gorilla Glass
Camera & Video
- Rear camera setup
- 108MP wide main camera
- Macro / depth camera
- 2MP macro
- Rear video recording
- 1440p at 30fps; 1080p at 30/60fps
- Front camera
- 32MP
Battery & Charging
- Battery capacity
- 5000 mAh
- Wired charging
- 33W wired
- Wireless charging
- 20W Wireless MagCharge
- Reverse charging
- Reverse wired and wireless charging
Audio
- Speakers
- Dual speakers tuned by JBL
- Stereo speakers
- Yes
Wireless & Connectivity
- Wi-Fi
- Dual-band Wi-Fi
- Bluetooth
- Bluetooth 5.2
- USB
- USB Type-C
Sensors & Security
- Fingerprint reader
- Under-display fingerprint sensor
Durability & Repairability
- IP rating
- IP54
Price last checked: 2026-10-31
Prices may vary by variant and local market.
Why this phone stands out
The Note 40S is a 4G-focused phone whose curved AMOLED screen, wireless charging and 108MP main camera are more distinctive than its raw processing power. A sensible comparison begins with the actual processor, screen technology, camera hardware and charging capabilities rather than the number of camera rings or a promotional memory figure. For readers in Pakistan, market availability and device identity are separate matters: a phone appearing in a global specification database does not automatically mean an officially warranted local unit is on sale. The figures below describe the stated hardware, not hands-on laboratory results.
Screen and handling
The Infinix Note 40S has a 6.78 inches Curved AMOLED with 1080 x 2436 pixels resolution and a refresh specification of 120 Hz. The curved edges change both the look and the way the phone feels in a hand. They also make a well-fitting screen protector worth considering; a flat-glass protector will not cover the curves in the same way. Screen dimensions alone do not determine comfort: frame width, overall weight, curved or flat glass, and the type of protective case will change daily handling. When comparing two phones with similar diagonal sizes, look at both pixel resolution and panel technology. Higher refresh and resolution ratings are distinct features; neither promises that every app or video uses the maximum setting.
Processor, software and realistic speed
The hardware platform is the MediaTek Helio G99 Ultimate, running Android 14. Helio G99 Ultimate is aimed at reliable daily Android work rather than the fastest games or 5G downloading. Messaging, media, navigation and casual gaming are sensible expectations; sustained demanding games need realistic settings. A processor name describes the platform, not a guaranteed gaming frame rate. Software versions, background activity, device temperature and installed applications all affect the experience. If a phone has a power-saving mode, it may reduce peak activity to extend use between charges. These limits matter particularly when a buyer relies on a promotional benchmark without checking the exact variant or software build.
RAM, storage and choosing the right variant
The published memory choices include 8GB physical RAM, with 256GB of storage. The catalogued combinations are 8GB RAM + 256GB storage. A higher storage option matters to people who shoot lots of videos, keep downloaded lessons, or use several large applications. Actual free capacity is always lower than the box figure because system software occupies space. Do not add expanded or dynamic RAM to the physical figure when comparing specifications. Where microSD expansion is supported, check whether it shares a SIM slot; using the card can affect a dual-SIM setup. For long-term use, available storage can be more consequential than a small increase in theoretical processor speed.
Rear cameras, selfies and video
The principal rear camera specification is 108MP wide main camera, while the front-facing camera is 32MP. The high-resolution main sensor is the camera to prioritize. A 108MP label does not guarantee sharp zoom pictures in every situation, and the smaller supporting camera hardware is not a substitute for a dedicated optical telephoto lens. Published rear-video modes include 1440p at 30fps; 1080p at 30/60fps. Resolution is only one part of image quality. Sensor size, lens optics, focus accuracy, processing and available light make a noticeable difference. A high megapixel count can help with detail in favourable light, but does not guarantee good low-light images. Shoppers comparing camera phones should focus on which lens actually takes each picture, whether stabilization is optical or electronic, and which video modes are supported by the specific camera, rather than assuming all lenses share the same capabilities.
Battery capacity and charging
Battery capacity is stated as 5000 mAh, with 33W wired charging. This model stands apart from many 4G rivals because it adds wireless MagCharge. Magnetic alignment requires the matching Infinix case or compatible accessory, not simply placing the uncovered phone against any magnetic charger. Charging specifications describe supported electrical power, not a promise that the battery draws its maximum from empty to full. Cable quality, adapter compatibility, thermal controls and charge level can change the actual rate. For practical ownership, consider the complete combination of screen, processor, battery and charger rather than treating capacity as a stand-alone score. Wireless or reverse charging, when listed, should be checked separately because supporting one does not mean the phone offers the other.
Connections, calls and everyday features
Network capability is listed as GSM / HSPA / LTE (4G). This distinction matters for people who need to use a local 4G or 5G connection. Cellular generation does not tell the whole story: individual band support, the operator’s coverage and the registered status of the exact handset all influence use in Pakistan. Wi-Fi support is described as Dual-band Wi-Fi. Bluetooth support is Bluetooth 5.2. The phone uses USB Type-C for its wired connection. Its listed fingerprint method is Under-display fingerprint sensor. Do not infer local eSIM compatibility, NFC payments or VoLTE functionality merely because a global family shares a similar name. For an imported variant, the model number and modem bands are more useful than a seller’s generic claim of worldwide compatibility.
Strengths and limitations worth understanding
The official product information describes IP54 splash protection, not submersion protection. Buyers should also distinguish 8GB physical memory from the advertised extended-memory figure, which allocates storage as virtual RAM. It also helps to separate specifications from real-life testing. A splash-resistance rating is not a warranty against liquid damage, a refresh-rate rating is not a universal game frame rate, and an advertised memory-extension number is not physical RAM. These distinctions are especially important for buyers comparing listings with slightly different model titles. A clear explanation of what is absent or unverified is more useful than presenting every option as equally capable. Consider repair support and replacement accessories before relying on a phone for several years.
Price and ownership considerations in Pakistan
No sufficiently verified current Pakistan selling price has been assigned to this entry; expected-price advertisements are not used as a substitute for a confirmed retail offer. Buyers should confirm the exact RAM and storage option, whether the package carries a recognized local warranty, and whether the individual device IMEI is PTA compliant before committing. A model can have genuine manufacturer specifications while its Pakistan retail status remains unclear. Check what comes in the box, particularly the charger, USB cable and case, since packaging differs between regions. Imported units can also have different service policies, cellular-band combinations and software channels. These checks protect buyers from confusing a global launch with local distributor support.
The buying decision
Choose it primarily for the display, rich speaker setup and charging flexibility. Someone who needs a locally verified 5G handset should look beyond the Note 40S rather than assuming that every Note-series model supports fifth-generation networks. A useful final comparison is to write down the three activities that matter most: for example extended calls, frequent navigation, photos of children, large offline files or graphically intensive games. Then compare the screen, chipset, cameras and battery against those tasks instead of ranking phones by a single headline number. Buyers with a fixed budget should pay attention to the complete supported package and not merely a large RAM or megapixel claim. This is a specification-led assessment, not an assertion that the phone has been personally tested.
The Infinix phone index on WhatMobilez provides an additional point of comparison.
Infinix Smart 8 4GB
Infinix Hot 60 5G Plus
Infinix Hot 70 Pro
Infinix Note 70 Pro
Infinix Zero Mini Tri Fold
Infinix Hot 50i 4G
Infinix Hot 60
