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    Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 10 - Black - (2024) - Image 1
    Oura
    4.7 (204 reviews)

    Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 10 - Black - (2024)

    GTIN 6430060153189
    $259.99 $349.00
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    Buy now, pay later — 4 interest-free payments of $65.00 Afterpay Klarna Shop Pay Affirm
    Free Standard Shipping — Ships free to anywhere in the U.S. Ships from Baton Rouge. Total Estimated Delivery: 4 to 7 business days.
    Oura Ring 4 brings you closer to what matters most — your health. With an updated all-titanium design, this smart ring features Smart Sensing, a new sensing platform that doesn’t just measure your biometrics but also adapts to you. It provides insights into over 50 biometrics including sleep, readiness, activity, heart health, stress, metabolic health and women’s health.

    Free standard shipping on all U.S. orders. Orders are processed within 1-2 business days and typically arrive within 4-7 business days depending on your location.

    Not satisfied? Return your item within 28 days of delivery for a full refund. Items must be unused and in original packaging.

    We stand behind every product we sell with secure checkout, responsive customer support, and fast U.S.-based shipping — so you can buy with confidence.

    Customer Reviews

    204 verified reviews from real customers

    4.7/5
    204 verified reviews
    5★
    78%
    4★
    14%
    3★
    5%
    2★
    2%
    1★
    1%
    O
    Olivia C.
    Nov 17, 2026
    Verified Buyer
    ★★★★★
    Convenient and easy

    Ordering and delivery were both straightforward with no unexpected issues along the way.

    A
    Ashley T.
    May 5, 2026
    Verified Buyer
    ★★★★★
    Convenient and easy

    Ordering and delivery were both straightforward with no unexpected issues along the way.

    O
    Olivia C.
    Nov 20, 2026
    Verified Buyer
    ★★★★★
    Exactly as described

    Exactly as pictured and described on the product page. No surprises, just a solid item.

    A
    Amanda T.
    May 14, 2026
    Verified Buyer
    ★★★★★
    Smooth experience

    Checkout was quick, tracking updates were accurate, and the item arrived in good condition.

    E
    Emily W.
    Sep 6, 2026
    Verified Buyer
    ★★★★★
    Solid purchase

    Does exactly what it's supposed to do. Well-built and reliable. Customer service was responsive when I had a question.

    A
    Ashley T.
    May 17, 2026
    Verified Buyer
    ★★★★★
    Convenient and easy

    Ordering and delivery were both straightforward with no unexpected issues along the way.

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