Table of Contents

Introduction

Nowadays, fitness trackers have become an essential tool for anyone looking to stay on top of their health goals. One such device that’s making waves in the fitness wearables market is the Haylou RS4 Plus. Combining attractive design, robust features, and affordability, the RS4 Plus promises to be a strong contender among budget fitness trackers. Let’s dive deep into what this fitness tracker offers.

What is the Haylou RS4 Plus?

Haylou, a sub-brand of Xiaomi, has been producing affordable yet high-quality wearables for quite some time. The RS4 Plus one of the latest addition to their lineup of smartwatches, designed to offer all the essential features you’d expect from a fitness tracker at a fraction of the cost of high-end models. The RS4 Plus is a versatile device that tracks everything from your heart rate to your body temperature, with some smart features sprinkled in to make it a truly convenient gadget for fitness enthusiasts.

Design and Build Quality

The first thing you’ll notice about the Haylou RS4 Plus is its design. It boasts a sleek and modern look with a lightweight frame that makes it incredibly comfortable to wear all day. The 1.78-inch AMOLED square display with a 60 Hz refresh rate is vibrant, crisp, and super-smooth to navigate, offering excellent visibility and usability even in direct sunlight. Its display resolution is 368×448 pixels, making it clear and sharp. The display has a curved 2.5D glass that helps users read the screen properly. With a thin bezel, the screen feels expansive, providing ample space for your data and notifications.

The strap is made from soft silicone, making it easy to wear for long periods without causing irritation. Moreover, the watch itself has a metal frame, giving it a more premium feel than most budget smartwatches.

Key Features of the Haylou RS4 Plus

One of the primary selling points of the Haylou RS4 Plus is its wide array of features, making it a powerful tool for anyone focused on improving their fitness and health.

Heart Rate Monitoring: The RS4 Plus continuously monitors your heart rate throughout the day, providing real-time insights into your cardiovascular health.
SpO2 Monitoring: With built-in blood oxygen level monitoring, the device offers an extra layer of wellness tracking, especially useful for high-altitude activities or those monitoring their respiratory health.
Sleep Tracking: The Haylou RS4 Plus breaks down your sleep patterns into deep sleep, light sleep, and wake times, giving you a better understanding of your rest quality.
Multi-Sport Modes: Whether you’re into running, cycling, or even yoga, the RS4 Plus offers 105 different sport modes to track your performance during various activities.

Display and User Interface

With a 1.78-inch large Retina AMOLED display, offering a super-smooth 60Hz refresh rate, the RS4 Plus impresses with sharp resolution and bright colors alongside smooth transitions. The touch screen is responsive, and navigation is smooth, making it easy to switch between various functions. The interface is user-friendly, and you can easily customize watch faces according to your personal style or fitness goals. With a choice of multiple watch faces, both being available in the watch itself and in its mobile app, you can make the RS4 Plus uniquely yours.

Health and Wellness Tracking

In addition to its standard heart rate and SpO2 monitoring, it also features stress tracking, allowing you to monitor your mental well-being. If the watch detects elevated stress levels, it will suggest breathing exercises to help you relax. Women can also track their menstrual cycle, adding a useful feature for comprehensive wellness monitoring.

Sports and Activity Tracking

The 105 sport modes are designed to cover a wide range of activities, from running to swimming to strength training. Although the RS4 Plus doesn’t have built-in GPS, it can connect to your phone to provide GPS tracking during outdoor activities. This is ideal for runners and cyclists who want to track their routes without investing in a more expensive fitness watch.

Smart Features and Connectivity

Beyond fitness tracking, the Haylou RS4 Plus also acts as a handy extension of your smartphone. It connects to your phone via Bluetooth 5.1 technology, offering stable, uninterrupted connections within a range of up to 10 meters. You can receive notifications for calls, text messages, and social media notifications directly on your wrist. It also has music control, allowing you to skip tracks or adjust volume without pulling out your phone. Other smart features include weather updates and alarm settings.

However, it’s worth noting that the RS4 Plus doesn’t support third-party app installations, limiting its smart features compared to higher-end models.

Battery Life and Charging

Extended battery life is one of the worth-mentioning features of the Haylou RS4 Plus. With a 230mAh battery, it can last up to 10 days with regular use. This makes it perfect for those who don’t want to worry about charging their device every night. In standby mode, without connecting to your phone, it can even give up to 20 days of battery backup. Even with heavy use, including constant heart rate and SpO2 monitoring, you can still expect up to 7 days of battery life.

Charging is done through a magnetic charger, and the RS4 Plus takes about 2 hours to reach full charge.

Water Resistance and Durability

The RS4 Plus comes with an IP68 rating, which means it’s resistant to dust and can handle being submerged in water up to a meter deep for 30 minutes. This makes it suitable for wearing while washing hands, or even showering, though it’s not designed for deep diving or high-pressure water activities.

Compatibility with Devices

The RS4 Plus can be paired with both Android and iOS devices. The Haylou Fun app is where you can view your health stats, set fitness goals, and customize watch settings. The app is user-friendly and syncs effortlessly with the watch, providing a seamless experience for tracking and analyzing your fitness data.

Price and Availability

One of the biggest advantages of the Haylou RS4 Plus is its price. At a fraction of the cost of high-end fitness trackers, it offers an impressive feature set for budget-conscious consumers. The watch is available on multiple online platforms, including AliExpress and official Haylou retailers.

Buy it here:

AliExpress

Star Tech

Video Review

Here’s a video review of the Haylou RS4 Plus smartwatch:

Pros of the Haylou RS4 Plus

Affordable with a wide range of features
Bright, sharp and smooth Retina AMOLED 60 Hz display
Smooth and fast-responsive UI
Advanced health tracking (heart rate, SpO2, sleep, and stress)
Long battery life (up to 20 days)
Water-resistant with an IP68 rating

Cons of the Haylou RS4 Plus

No built-in GPS (requires phone pairing for location tracking)
Limited app ecosystem
Lacks advanced smartwatch features like NFC for payments
Always-on Display not available

Conclusion

The Haylou RS4 Plus is an excellent choice for anyone looking to step up their fitness game without cutting the pocket. It offers an impressive array of health and fitness tracking features, a bright Retina AMOLED 60Hz display, and solid battery life, all wrapped in an affordable package. While it doesn’t come with the bells and whistles of premium models, it delivers fantastic value for the price, making it a great option for beginners and fitness enthusiasts alike.

FAQs

1. Is the Haylou RS4 Plus waterproof?
Yes, the RS4 Plus has an IP68 rating, making it water-resistant up to a depth of 1 meter for 30 minutes.

2. How accurate is the heart rate and SpO2 monitor?
The heart rate and SpO2 monitors are fairly accurate for day-to-day tracking but may not be as precise as medical-grade equipment.

3. Does the Haylou RS4 Plus support GPS?
The RS4 Plus doesn’t have built-in GPS but can connect to your phone for GPS tracking.

4. How long does the battery last on average?
With regular heavy use, the battery lasts around 10 days. In standby mode, it can even last around 20 days.

5. Can I use the Haylou RS4 Plus without a smartphone?
While basic fitness tracking can be done without a smartphone, syncing with a phone provides access to more advanced features and data.