Infinix Hot 60 Pro+ vs. Tecno Spark Slim: Battle of the Thinnest Phones

For years, buying an ultra-slim smartphone meant making a painful compromise: you could have a sleek design or great battery life, but rarely both. However, the arrival of the Infinix Hot 60 Pro+ and the Tecno Spark Slim aims to rewrite that rule.

Both devices claim to pack massive batteries and gaming-grade processors into bodies thinner than a pencil. But is this the end of the "heating curse" for slim phones, or just another aesthetic gimmick? Let’s dive into the specs to see which device truly wins the battle of the Ultra-Slims.

Quick Specs Comparison

Feature	Infinix Hot 60 Pro+	Tecno Spark Slim
Display	144Hz 1.5K AMOLED 4500 nits Peak	144Hz 1.5K AMOLED 4500 nits Peak
Processor	MediaTek Helio G200	MediaTek Helio G200
RAM & Storage	8GB + 128GB / 256GB ✓ More Options	8GB + 256GB Only
Build & Durability	Gorilla Glass 7i IP65 Rated (Water Jets) ✓ Better Water Rating	Gorilla Glass 7i IP64 Rated MIL-STD Certified
Battery	5160 mAh	5160 mAh
Charging	45W Wired + Bypass	45W Wired + Bypass
Cooling	Vapor Chamber 11-layer system ✓ Best for Gaming	Standard Cooling
Software	XOS 15.1 (Android 15)	HIOS 15 (Android 15)
Unique Feature	RGB "Halo" Light	Gemini AI Integration

Design & Build: The Razor Factor

When it comes to aesthetics, both brands have brought their A-game. The Infinix Hot 60 Pro+ boasts what the company calls the world's slimmest 3D curved design. It features a unique nano-fiber back panel that serves a dual purpose: keeping the profile slim while reinforcing structural integrity. Thanks to an anti-slip coating and a textured pattern, it avoids the "bar of soap" feel common with glass phones.

Infinix also includes an RGB Halo light on the back, a nice touch for notifications and charging status. It comes in six colorways: Coral Tides, Misty Violet, Moco Cyber Green, Sonic Yellow, Titanium Silver, and Sleek Black. Crucially, it carries an IP65 rating, protecting it against low-pressure water jets.

The Tecno Spark Slim matches the Infinix in thickness and utilizes the same Corning Gorilla Glass 7i protection. While Tecno markets this as a 3D curved smartphone, the standout feature here is the MIL-STD certification. Tecno claims this makes the device more durable, though it is worth noting that MIL-STD compliance doesn't always guarantee ruggedness in extreme abuse. It is rated IP64, making it resistant to splashes but slightly less water-resistant than the Infinix.

Display Quality: The 144Hz Showdown

On paper, both phones boast impressive display stats: a 144Hz refresh rate, 1.5K resolution (1224 x 2720), and a staggering 4500 nits peak brightness. This level of brightness ensures excellent visibility even under direct sunlight.

However, there is a technical catch. The MediaTek Helio G200 chipset powering these devices does not natively support 144Hz at this resolution.

The Workaround: Both manufacturers utilize clever software rendering and upscaling to bridge the gap between the 1080p hardware limit and the 1.5K panel.

Real-world usage: Most standard apps won't trigger the full 144Hz. It is primarily reserved for system apps and requires customization in the settings. Additionally, the refresh rate is brightness-dependent; if you max out the brightness, the phone may default to 120Hz to preserve stability.

Both screens feature an optical fingerprint scanner, a 2160Hz touch sampling rate, and SGS certification for low blue light.

Performance: The Helio G200 Era

Both the Hot 60 Pro+ and Spark Slim run on the MediaTek Helio G200. While the naming scheme suggests a massive leap from the G99 or G100, the actual performance gains are incremental.

That said, gaming performance is respectable. Titles like Call of Duty and PUBG can run at high graphics settings with frame rates up to 60fps.

The Thermal Bottleneck: Physics is the enemy of slim phones. With such a narrow chassis, there is limited physical space for heat dissipation. While both phones can game, prolonged sessions may lead to thermal throttling. This is where the internal engineering differences (discussed in the verdict) become critical.

Camera Capabilities

If you are a photography enthusiast, manage your expectations. Both devices utilize a single 50MP rear camera. Despite the camera bumps suggesting a multi-lens setup, these are essentially single-shooter devices.

Rear: 50MP (Good for casual snaps, but lacks versatility).

Front: 13MP (Records up to 2K resolution).

Note that video recording lacks advanced stabilization, so content creators looking for steady vlogs might need to look elsewhere.

Software: HIOS vs. XOS

Both phones launch with Android 15, promising a modern software experience.

Infinix Hot 60 Pro+ (XOS 15.1): Infinix promises solid longevity with 5 years of support (3 major Android updates, 2 years of security patches). AI features include Folax with DeepSeek integration for smart assistance.

Tecno Spark Slim (HIOS 15): Tecno leans heavily into Google integration, allowing you to activate Gemini by long-pressing the power button. It also features AI Call Assist for summarizing and translating calls.

Note: Both interfaces come with pre-installed bloatware. While some can be uninstalled, others can only be disabled.

Battery Life & Charging

Fitting a 5160mAh battery into devices this thin is an engineering feat, especially since neither brand used newer silicon-carbon technology.

Both devices support 45W fast charging (0-50% in roughly 22 minutes). A standout feature for gamers is Bypass Charging. 

This allows you to power the phone directly from the charger without routing power through the battery, significantly reducing heat and battery wear during gaming sessions.

Price & Value

In terms of value for money, the Infinix Hot 60 Pro+ takes the lead by offering flexibility.

Infinix: Available in 128GB/8GB RAM and 256GB/8GB RAM configurations.

Tecno: Only available in a single 256GB/8GB RAM configuration.

The Verdict: Which One Should You Buy?

While these two phones share a lot of DNA (and parent company technology), they cater to slightly different users.

The Gamer’s Choice: If you want a slim phone but refuse to compromise on sustained performance, go for the Infinix Hot 60 Pro+. Its superior IP65 rating and, crucially, its 11-layer cooling system with a vapor chamber make it the safer bet for avoiding overheating.

The Design Purist: If you want the absolute thinnest feel and value military-grade build certification, the Tecno Spark Slim is an exciting engineering marvel that looks and feels premium.

My Take: If I had to pick one without seeing them, the Infinix Hot 60 Pro+ feels like the more complete package due to the advanced cooling solution and the option for a lower entry price via the 128GB variant.