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Miro - R1 Smart Ring for Women Men Health Tracker Blood Oxygen Heart Rate Monitor Sleep Unisex Smart Rings Black #12 - Black - (2025)

Model: MIRO-R1-MNW1008
SKU: 10315869
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Foxx Development inc
$22.99
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Sold & shipped by
Foxx Development inc
4.11(38)
Specifications
  • Operating System Compatibility
    Android, Apple iOS
    Operating System
    Android
    Built-in Storage
    4 gigabytes
    Metrics Measured
    Blood oxygen, Blood pressure, Calories burned, Cycling speed
    Protective Qualities
    None
  • Key Specs
    • Operating System Compatibility: Android, Apple iOS
    • Operating System: Android (The operating system manages all software and hardware, including files, memory and connected devices. Most importantly, it lets you interact with your device and your programs in a visual way; otherwise, you'd be typing computer code to get anything done.)
    • Built-in Storage: 4 gigabytes
    • Metrics Measured: Blood oxygen, Blood pressure, Calories burned, Cycling speed
    • Protective Qualities: None
  • General
    • Brand: Miro
    • Model Number: MIRO-R1-MNW1008
    • Product Name: R1 Smart Ring for Women Men Health Tracker Blood Oxygen Heart Rate Monitor Sleep Unisex Smart Rings Black #12
    • Color: Black
    • Product Type: Smartwatch
    • Form Factor: Ring (The size, arrangement, and physical configuration of the product.)
    • Model Family: MIRO R1
    • Year of Release: 2025
  • Design
    • Ring Size: 12
    • Ring Size System: US
  • Display
    • Display Screen: false
  • Compatibility
    • Operating System Compatibility: Android, Apple iOS
    • Operating System: Android (The operating system manages all software and hardware, including files, memory and connected devices. Most importantly, it lets you interact with your device and your programs in a visual way; otherwise, you'd be typing computer code to get anything done.)
  • Connectivity
    • Data Plan Required: false
    • Bluetooth Version: 5.3 (The Bluetooth specification formalized by the Bluetooth Special Interest Group. All versions of the Bluetooth standard are backwards compatible with previous versions.)
    • Wireless Connectivity: Bluetooth (The manner in which a device sends data to another device over a short distance without the use of wires or cables.)
  • Features
    • Built-in Storage: 4 gigabytes
    • GPS Enabled: false
  • Activity
    • Metrics Measured: Blood oxygen, Blood pressure, Calories burned, Cycling speed
  • Performance
    • Protective Qualities: None
  • Dimensions
    • Product Height: 1.2 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 3 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Weight: 3.2 ounces (The out of box weight of the item.)
    • Product Length: 3 inches (The out of box length of the item. Length is measured as the longest dimension of the item.)
  • Power
    • Rechargeable: true
    • Battery Capacity: 250 milliampere hours (The amount of energy stored in the battery.)
  • Warranty
    • Warranty - Parts: 1 year
    • Warranty - Labor: 1 year
  • Other
    • UPC: 850069960513

The MIRO R1 Ring is a lightweight (2.8g), stylish smart ring (sizes 7-13) crafted from SUS304 stainless steel with PVD coating. Powered by a Dialog DA14531 chip and Bluetooth 5.3, it offers advanced health monitoring: 95%+ accurate heart rate (Tianyi 3918 sensor), blood oxygen, and sleep tracking via the JRing app. Features include multi-sport GPS tracking (running, walking, cycling), precise step counting (>95% accuracy), and app-controlled camera/video functions. With 5ATM waterproofing, magnetic charging (1 hour), 7-10 day battery life (12-18mAh depending on size), and support for 28 languages via OTA-updatable app (Android 5.0+/iOS 10.0+), it's your ultimate wearable companion.

  • All-Day Health Monitoring in a Ring: Experience medical-grade health tracking with exceptional accuracy: over 95% static heart rate precision (lab-tested vs. chest straps), continuous SpO2 monitoring, and advanced sleep analysis – all conveniently packed into your lightweight (2.8g) ring.
  • Precision Fitness & Activity Tracking: Go beyond steps with lab-developed algorithms achieving >95% step counting accuracy (comparable to Garmin). Track multiple activities (running, walking, cycling) with GPS route mapping via the app and get precise calorie & distance data.
  • Effortless Wear & Long-Lasting Comfort: Enjoy the unique comfort of a sleek, premium stainless steel ring (SUS304 + PVD coating). Its minimalist design requires no buttons or touch, offers 5ATM water resistance, and delivers an impressive 7-10 days of typical use on a single 1-hour magnetic charge.
  • Smart Convenience & Global Connectivity: Seamlessly control your phone's camera or videos and access your health data globally. The JRing app supports 28 languages and OTA updates, working with both Android (5.0+) and iOS (10.5+) devices.
Whats Included
  • Smart Ring

Q: Does this ring count steps as well?

A: Yes it does! It counts steps, heart rate, pulse-ox, and female cycle.

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Cons for Miro - R1 Smart Ring for Women Men Health Tracker Blood Oxygen Heart Rate Monitor Sleep Unisex Smart Rings Black #12 - Black - (2025)
Battery LifeThere were no cons for this productThere were no cons for this productThere were no cons for this product

Specs

Reviews

Rating 2.8 out of 5 stars with 12 reviews

5 star rating. 3 reviews4 star rating. 3 reviews1 star rating. 6 reviews
50% would recommend to a friend
Customers are sayingCustomers are enthusiastic about the R1 Smart Ring, although there are some concerns. Some customers have noted issues with the battery life of the ring. Specifically, they mention that the battery only lasts for a short period.
This summary was generated by AI based on customer reviews.
  • Battery Life (3)

Customer Images

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

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