Smart Ring for Women,Fitness & Activity Tracker with Blood Pressure/Heart review
Quick take
This PJIVE smart ring is designed for comfortable all-day wear, packing activity tracking, sleep monitoring, and health sensors into a lightweight ring form. It offers IP68 waterproof protection and quick charging, and buyers frequently mention easy syncing and good battery life. The key caveat is that it depends on its companion app for viewing and interpreting metrics like sleep stages and the ring’s health readings.
Pros and cons
Pros
- Comfort-first design that feels lightweight and discreet compared with a smartwatch
- Sleep tracking plus everyday activity like steps, distance, and calories, with sport modes
- IP68 waterproof rating for wearing during hand washing and water activities
- Fast charging and battery life around the week range (about 3 to 5 days use stated, with up to about 7 to 10 days standby)
Cons
- Health metrics and sleep details are app-dependent, so app setup and interpretation matter
- Gesture features add convenience, but they may not be a priority for every buyer
- Not the best fit if you want a ring purely for GPS-based workouts (GPS is handled via a connected phone)
What buyers think
Buyer-review evidence is limited but consistent around comfort, syncing, and everyday usefulness. Multiple reviews describe the ring as easy to set up and connect to an iPhone, and emphasize lightweight, comfortable wear for all-day tracking. Several buyers also call out strong battery life and quick charging, plus a “discreet” experience compared with a wrist tracker. There is also recurring mention of sleep, heart rate monitoring, and step tracking being straightforward through the app, with some buyers reporting step counts that feel comparable to a smartwatch.
What this smart ring tracks (and how it fits into daily routine)
This smart ring targets the middle ground between basic fitness trackers and more feature-heavy wearables. The sensor package focuses on real-time health monitoring that includes heart rate and blood-related measurements, alongside around-the-clock activity. On the fitness side, you get step counting, activity and distance tracking, and calorie consumption estimates, plus the ability to set exercise goals.
Sleep tracking is another core reason people choose ring wearables. The ring is built to capture sleep quality details, including deep sleep and light sleep, and it also tracks periods of wakefulness. For buyers who want actionable routine insights rather than constant notifications, this “wear it all night, review trends later” approach can be appealing.
Sports modes and workout-friendly details
The ring supports multiple sports modes such as running, cycling, walking, and skipping, along with swimming for water-friendly activity. During workouts, the ring can record steps, exercise distance, and activity patterns, helping you measure progress against daily goals.
One practical limitation to keep in mind, if you are used to dedicated sport watches: GPS geotagging is via your smartphone rather than built-in GPS. So it can work for mapping and location-aware analysis, but it is not the same experience as a standalone GPS watch.
Comfort and build, including waterproofing
Comfort is a defining theme for smart rings, and this model is positioned as lightweight and low-profile, using an epoxy resin and stainless steel build. The product is also rated IP68 waterproof, which means you can wear it without taking it off for activities like washing your hands and swimming. The magnetic closure style is also part of the “stays put while being easy to live with” design goal.
Battery life and charging experience
Charging speed is a big deal for ring wearables, where you typically want minimal hassle. This ring is described as fast charging, with a full charge taking about 60 minutes, and typical use described as roughly 3 to 5 days per charge, with standby time reaching about 7 to 10 days. In reviews, buyers frequently mention excellent battery life, which aligns with the “wear it often, charge less” expectation.
Compatibility and app experience
Compatibility is straightforward for mainstream phones: it supports Android 6.0+ and iOS 11.0+ pairing. The companion app, branded as “ECTRI” for viewing and reporting, is where you check daily, weekly, and monthly trends and manage settings like exercise goals.
If you want the most value, plan to spend a little time getting comfortable with the app’s dashboards and what each metric is trying to represent. The ring’s readings and your ability to interpret them are inseparable from app setup.
Gesture control and convenience features
Beyond health and fitness, the ring includes gesture control for basic media actions. It can support remote control functions like taking photos, flipping through ebooks, switching short videos, and pausing or playing music. The interaction described is double-clicking your fingers in the air, which can be handy when you want quick control without grabbing your phone.
Price and availability
Pricing can vary by retailer listing, and this model is positioned as an affordable alternative to many subscription-driven or premium wearables. If you are shopping on a budget, the “no subscription” angle can matter, especially when you mainly want sleep, steps, and daily trends rather than advanced features that require paid services.
Who should buy this smart ring
- You want a discreet tracker that is comfortable for all-day wear, without the bulk of a smartwatch
- You care about sleep tracking and want to review trends over time
- You want step and activity tracking with multiple sports modes
- You need an IP68 waterproof wearable for water activities and everyday washing
- You prefer a one-time purchase approach, with no subscription mentioned for continued use
Who should avoid it (or consider alternatives)
- You want standalone GPS mapping without relying on a phone, since GPS is via smartphone
- You are not willing to use a companion app to view metrics and manage goals
- You’re primarily looking for smartwatch-style experiences like richer notifications and larger on-device screens
Alternatives to consider (based on feature priorities)
If you are comparing within the “activity and sleep tracker” category, the main decision is whether you want ring form or a wrist wearable.
- Wrist fitness trackers or smartwatches: better if you want a bigger display, more at-a-glance data, and a more smartwatch-like control experience.
- Other smart rings: consider them if you care most about comfort, battery routine, and waterproofing, but compare the specific health metrics you care about and the clarity of their app dashboards.
- Basic step and sleep bands: worth looking at if advanced health features (like blood pressure-related claims) are secondary to reliable step counting and sleep duration trends.
Bottom line
Smart ring buyers who prioritize comfort, discreet daily tracking, and easy app-based insights will likely find this model a practical pick. The strongest themes in buyer feedback are comfort, simple syncing, and battery performance, alongside sleep and step tracking that fits everyday routines. If you are expecting fully standalone, watch-like performance, or you do not want app-based metric interpretation, you may be better served by a smartwatch or a different category tracker.
FAQs
Does this smart ring work with iPhone and Android?
Yes. It supports pairing with Android 6.0 and above, and iOS 11.0 and above.
Is it waterproof, and can I wear it while swimming?
It has an IP68 waterproof rating, and it is described as suitable for wearing during washing hands, swimming, and bathing.
How long does the battery last?
Full charging is described as about 60 minutes, with normal use stated around 3 to 5 days and standby time up to about 7 to 10 days.
What health and fitness metrics does it track?
It’s designed to monitor heart rate and blood pressure-related health data, plus sleep tracking and daily activity like steps, distance, and calorie consumption. It also supports multiple sports modes.
Does it require a subscription?
The listing emphasizes no subscription, so continued use is intended without monthly fees.
Is GPS built in?
GPS geotagging is handled via your smartphone, not as a standalone built-in GPS system.
Specifications
| Product Title | Smart Ring for Women,Fitness & Activity Tracker with Blood Pressure/Heart Rate Monitor, Sleep Tracker, Step Counter, IP68 Waterproof Ring for iOS & Android, Fast Charge, No Subscription (Pink,Size8) |
|---|---|
| Category | Sports & Outdoors > Exercise & Fitness > Fitness Technology > Activity & Fitness Trackers |
| Brand | PJIVE |
| Manufacturer | PJIVE |
| Model Name | R9 |
| Model Number | R9 |
| Color | Pink |
| Item Weight | 82 Grams |
| Operating System | Android&iOS |
| Additional Features | Activity Tracker, Calorie Consumption, Music/Camera Control, Gesture Control, Sleep Tracker |
| GPS Geotagging Functionality | GPS Via Smartphone |
| Water Resistance Level | Waterproof |
| Sport Type | Fitness |
| Supported Application | Camera, Find My Phone, Fitness Tracker, Messages, Multisport Tracker |
| Metrics Measured | Distance, Step Count |
| Closure Type | Magnetic |
| Shape | Round |
| Style Name | Modern |
| Band Color | Pink |
| Battery Capacity | 18 Milliamp Hours |
| Battery Cell Type | Lithium Ion |
| Battery Average Life | 7 days |
| Battery Charge Time | 0.5 Hours |
| Battery Power | 18 Milliamp Hours |
| Compatible Devices | Android&iPhone, Smartphone |
| Compatible Phone Models | Android Devices, iOS Devices |
| Waterproof Rating | IP68 |
Available variants
Size
- 8
- 9
- 10
- 11
Color
- Silver
- Pink
- Black
- Rose Gold
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