Finding a reliable smartphone for under $100 requires focusing on core specifications where budget brands like Infinix excel: battery life, screen size, and expandable storage. Infinix specifically targets the ultra-budget segment with its Smart and HOT series, delivering substantial value for the price. While these devices may not offer the flagship processors of premium phones, they consistently provide essential features crucial for daily use, such as a large battery capacity and a modern operating system.
The key to choosing an Infinix phone in this price bracket is identifying the models that maximize hardware efficiency. Most devices in the sub-$100 range feature a battery of 5,000mAh or more, ensuring the device can last up to two full days with moderate use. Furthermore, many recent Infinix budget phones include surprisingly good camera hardware, sometimes featuring a 50MP main sensor to capture photos/videos in well-lit conditions. These hardware choices make Infinix a strong competitor for users seeking reliability and endurance.
The five best Infinix phones under $100 offer the best possible balance of features for basic productivity, communication, and media consumption. The recommended models feature the latest versions of the Smart and HOT series, which often include a faster processor and optimized software compared to older models. By prioritizing screen quality, battery size, and sufficient memory, these phones provide excellent value for money.
1. Infinix Smart 10

The Infinix Smart 10 is the best overall choice for users strictly adhering to the sub-$100 budget, offering a strong feature set for the price. This phone features a large 6.6-inch HD+ display and a robust 5,000mAh battery. This combination allows the user to optimize battery life for extended use, lasting over a day for most tasks.
The Smart 10 is often equipped with a respectable 13MP main camera and features 64GB of storage, which is often expandable up to 2TB via a microSD card. The phone runs on an efficient Octa-Core processor, ensuring that basic applications like social media and messaging run demanding apps smoothly. The device provides a solid, modern experience in the entry-level segment. Infinix Smart 10 Full Specifications.
2. Infinix Smart 8 Plus

The Infinix Smart 8 Plus prioritizes battery endurance, making it ideal for users who need maximum time away from a power outlet. This model features a massive 6,000mAh battery, a top-tier capacity in the sub-$100 category. The large battery allows the device to support fast charging at 18W—faster than many competitors in this price range.
The Smart 8 Plus features a 50MP main camera, a high resolution rarely found in an ultra-budget phone. This camera allows the device to capture photos/videos with good detail in bright daylight. The phone is built with a 6.6-inch display that offers a 90Hz refresh rate, ensuring scrolling and animations look smoother than standard 60Hz screens. Smart 8 Plus Full Specifications.
3. Infinix Smart 9 HD

The Infinix Smart 9 HD is an excellent choice for users focused on screen quality and design in the budget segment. It features a bright, detailed 6.6-inch HD+ display. The screen ensures that media and web content are visually clear, helping the user to feature a high-resolution display for consumption.
The device includes 4GB of RAM and 64GB of internal storage, which provides sufficient memory for multitasking with essential applications. The phone features a 50MP main camera, which provides high-resolution images. The Smart 9 HD uses an efficient Unisoc processor which is optimized to process data quickly for daily applications and web browsing. Infinix Smart 9 HD Full Specifications.
4. Infinix HOT 30i

The Infinix HOT 30i is a popular model that often dips below the $100 mark, offering a strong balance of features for general users. This phone features 128GB of internal storage, a massive capacity for this price category, and 4GB of RAM. The high storage allows users to run demanding games and apps without immediately worrying about space constraints.
The device features a 50MP main camera and a large 6.6-inch HD+ display. The large display allows the phone to feature a high-resolution display for media viewing. The phone includes a 5,000mAh battery, ensuring reliable all-day power for communication and social media use. Infinix HOT 30i Full Specifications.
5. Infinix Smart 8

The standard Infinix Smart 8 provides a highly cost-effective option that still includes modern essentials. It features a 5,000mAh battery, offering reliable power for essential daily tasks. The phone is built around an efficient Helio G36 Octa-Core processor, which provides stable performance.
The Smart 8 features a 50MP main camera, allowing the user to capture photos/videos with good clarity, and a 90Hz display. The device includes features like a side-mounted fingerprint sensor and a modern design. The combination of a capable processor and a large battery makes the Smart 8 a strong value proposition. Infinix Smart 8 Full Specifications.






