Oura Ring 4 - Brushed Silver - Size 11 - Size Before You Buy
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Oura Ring 4 - Brushed Silver - Size 11 - Size Before You Buy
Oura Ring 4 is the revolutionary smart ring that allows you to discreetly track your sleep, activity, recovery, and stress — in style.
Oura Ring 4 - Brushed Silver - Size 11 - Size Before You Buy
Número do item: 160845046

Oura Ring 4 - Brushed Silver - Size 11 - Size Before You Buy

87% of respondents would recommend this to a friend

Número do item: 160845046

R$ 4121

Detalhes do preço

Excluindo custos de envio e alfandegários ( Os custos de envio e alfandegários serão calculados no checkout )

*Todos os itens serão importados de Reino Unido

Em estoque
Reino Unido Importado de loja dos UK
Peça agora e receba por volta de Sunday, Setembro 13
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Oura Ring 4 is the revolutionary smart ring that allows you to discreetly track your sleep, activity, recovery, and stress — in style.
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Note: Step Up Voltage Transformer required for using electronics products of Reino Unido store (230 V). Recommended power converters COMPRAR AGORA.

Destaques do Produto

Comprehensive Sleep Tracking
Oura Ring 4 provides in-depth sleep analysis, helping users improve their sleep quality. The advanced sensors monitor sleep stages, offering actionable insights for better rest and recovery.
Long Battery Life
With up to 8 days of battery life, the Oura Ring 4 minimizes downtime, ensuring continuous monitoring of health metrics without frequent charging, making it convenient for daily wear.
Stylish Design
The brushed silver finish of the Oura Ring 4 complements any outfit, offering a fashionable and discreet way to track fitness and health without compromising on style.

Detalhes do produto

Compre Oura Ring 4 - Brushed Silver - Size 11 - Size Before You Buy online ao melhor preço no Ubuy Brasil. Obtenha ofertas exclusivas, descontos e opção de entrega rápida.
Operating SystemiOS , Android
Product FeaturesHeart Rate Monitor, Activity Tracker
GPS Geotagging FunctionalityNo GPS
Band Material TypeStainless Steel
Case Material TypeTitanium
Water Resistance LevelWater Resistant
Human Interface InputUnknown
Supported ApplicationiOS and Android, 40+ apps
Water Resistance Depth100 Metres
Supported Satellite Navigation SystemGPS
Controller TypeRing
Metrics MeasuredHeart Rate, Sleep Duration, Stress, Activity
Closure TypeTang Buckle
Shapering
Style NameClassic & Elegant
ColourBrushed Silver
Band ColourBrushed Silver
Display TypeNo Display
Compatible DevicesSmartphone, Tablet, Laptop
Compatible Phone ModelsCompatible with iOS and Android devices
Brand NameOURA
Model NameJZ90-54220-11
Target AudienceUnisex Adult
Age Range DescriptionAdult
Model NumberJZ90-54220-11
Box ContentsInformation Booklet, Oura Ring 4, Oura Ring 4 Charger, Quick Start Guide, USB-C Cable
Wearable Computer TypeSmart Ring
ManufacturerOura
Country of OriginEstonia
Item Dimensions25 x 25 x 8 millimetres
Item Dimensions D x W x H25D x 25W x 8H millimetres
Battery Cell TypeLithium Polymer
Battery Average Life8 days
Battery Charge Time80 minutes
Connectivity TechnologyBluetooth
Wireless CompabilityBluetooth
Communication FeatureBluetooth
Special featureHeart Rate Monitor, Activity Tracker
Wireless communication standardBluetooth
Battery cell compositionLithium Polymer
GPSNo GPS
BrandOURA
StyleClassic & Elegant
Date First AvailableJanuary 31, 2025
What is in the boxOura Ring 4 -... For more details, please check description/product details

Para quem é indicado?

Suitable For
  • Health Enthusiasts

    Ideal for users who prioritize tracking sleep, heart rate, and overall wellness for better health management.

  • Fitness Trackers

    Perfect for athletes or active individuals seeking a compact device for monitoring fitness metrics and activities.

  • Tech Savvy Users

    Great for those who enjoy integrating technology into their lifestyle for smart insights and data analysis.

Not Suitable For
  • Budget-Conscious Buyers

    Not suitable for users who are looking for a low-cost fitness tracking option due to its premium pricing.

DESCRIÇÃO DO PRODUTO

Oura Ring 4 - Brushed Silver - Size 11 - Size Before You Buy

Tem alguma dúvida? Fale conosco pelo chat

Perguntas e respostas do cliente

  • Pergunta: What biometrics does the Oura Ring 4 track?

    Resposta: It tracks over 30 biometrics including sleep, activity, stress, and heart health.
  • Pergunta: How long does the battery last?

    Resposta: The battery life lasts up to 8 days on a single charge.
  • Pergunta: Is the Oura Ring 4 compatible with other health apps?

    Resposta: Yes, it integrates seamlessly with over 40 apps including Apple Health and Strava.

OURA Rings JZ90-54220-11 Editorial Review

The Oura Ring 4 has garnered significant attention and praise from users, particularly those dealing with chronic health issues such as Chronic Fatigue Syndrome and Fibromyalgia. Customers have frequently noted the ring's impressive accuracy and comprehensive insights into various health metrics, including sleep patterns, recovery scores, and stress levels. Many users appreciate that it goes beyond basic sleep data, providing detailed metrics such as sleep latency and restlessness, which contributes to a deeper understanding of their health. The accompanying app has been described as intuitive, allowing users to navigate through the plethora of features easily, though some may initially feel overwhelmed by the amount of information available. Importantly, users noted that the device takes time—approximately 90 days—to calibrate and provide the most accurate and personalized insights. Additionally, the Oura Ring is praised for its comfortable, lightweight design which accommodates sensory sensitivities, and it has become a stylish accessory for health tracking. Users have also highlighted its excellent battery life and quick syncing capabilities, enhancing the overall user experience. However, some users have raised concerns about the monthly subscription fee associated with the app. While many find the subscription reasonably priced, they suggest that the ongoing cost feels excessive given the initial price of the ring. Furthermore, there are reports of connectivity issues in some devices, leading to frustrations with Bluetooth connectivity and customer support experiences. In summary, the Oura Ring 4 has been positively received for its detailed health tracking, comfortable design, and user-friendly app, although issues related to subscription costs and occasional technical problems have been noted. **

Comentários e avaliações dos clientes

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Prós

  • Accurate and detailed health insights (sleep tracking, stress levels, etc.)
  • Comfortable and lightweight design
  • Intuitive and easy-to-navigate app
  • Excellent battery life and quick syncing
  • Stylish appearance that suits everyday wear

Contras

  • Monthly subscription fee for app features

CONFIANÇA NA PLATAFORMA E PROTEÇÃO AO COMPRADOR

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4.2/5 9300 + avaliações
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“Easy to use and always helpful and sorts any issues I've had past and present”

1 September 2026 · via Trustpilot
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“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”

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“The delivery was fast and the product came undamaged and authentic.”

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“Ubuy is extremely efficient and to order online is an easy process. The verity of products to buy is really unlimited! My order was urgent and I got it on time. The products are great! Thank you Ubuy!”

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“Fast, convenient and cheap. Great store!”

27 August 2026 · via Trustpilot
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Informações importantes

  • Limitações: para envios internacionais de produtos, observe que qualquer garantia do fabricante pode não ser válida; as opções de serviço do fabricante podem não estar disponíveis; manuais, instruções e avisos de segurança do produto podem não estar no idioma do país de destino; os produtos (e os materiais que os acompanham) podem não ser projetados de acordo com os padrões, especificações e requisitos de rotulagem do país de destino; e os produtos podem não estar em conformidade com a voltagem do país de destino e outros padrões elétricos (exigindo o uso de um adaptador ou conversor, se apropriado). O destinatário é responsável por garantir que o produto possa ser importado legalmente para o país de destino. Ao fazer o pedido no Ubuy ou em suas afiliadas, o destinatário é o importador do registro e deve cumprir todas as leis e regulamentos do país de destino.
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R$ 4121

Peça agora e receba por volta de Sunday, Setembro 13

Qtd.:

Transação SeguraTransação Segura

Em conformidade com o PCI DSS e com certificação ISO 27001:2022, com pagamentos criptografados e proteção total ao comprador em todos os pedidos.

Nossos principais parceiros logísticos
  • fedex
  • dhl
Entrega internacional mais rápida

Características e benefícios

  • Revolutionary smart ring for discreet health tracking.
  • Tracks over 30 biometrics including sleep, heart health, and stress.
  • Up to 8 days of long-lasting battery life for uninterrupted use.
  • Comfortable, stylish, and water-resistant design for 24/7 wear.
  • Syncs with over 40 apps for easy integration and data management.
  • First month of Oura membership free, allowing access to premium features.

Garantia Ubuy

Tenha uma experiência de compra tranquila e sem preocupações, com produtos 100% originais, segurança de pagamento em conformidade com o padrão PCI DSS, proteção de dados certificada pela ISO 27001, a entrega internacional mais rápida, devoluções gratuitas e embalagem segura em todos os pedidos.*