Circular · Updated June 2026
Circular Ring 2: price, specs & release date
Circular Ring 2, released 2025-08. Every price and spec below is linked to its source and dated — no guesses.
Source: shop.circular.xyz verified ✓ corroborated verify in ledger
The Circular Ring 2 is listed at $379 on shop.circular.xyz as of 2026-06-27, #8 cheapest of 10 smart rings (median $349); other retailers may be lower. It earns a Silver Deskmark — 53/100 pay-blind standing, #3 of 10 in class.
Verified Jun 27, 2026 · figures linked to their source in the table below
Is the Circular Ring 2 a good buy?
At $379, the Circular Ring 2 is #9 cheapest of the 10 smart rings we track, where the median is $325. On the spec sheet, its battery days of 8 is above the median of the 10. By release date, it is the newest of the 10 we date.
Specifications
| Price (US) | $379 $379 (base Black) per TechAdvisor; premium finishes higher. No subscription required (some future features use Circular Coins virtual currency). |
|---|---|
| Brand | Circular |
| Released | 2025-08 |
| Material | Titanium (PVD coating on premium finishes) |
| Weight (g) | 3 |
| Battery days | 8 |
| Spo2 | Yes |
| Temperature sensor | Yes |
| Ecg | Yes |
| Subscription required | No |
| Water resistance (m) | — |
Source: shop.circular.xyz (verified 2026-06-15) · corroborated by techadvisor.com. Price $379 (black), August 2025 availability, ECG (first smart ring with on-finger ECG, FDA-cleared AFib detection), SpO2, skin temperature, and no-subscription policy confirmed via TechAdvisor review. CORRECTED water_resistance_m from 50 to null: Circular publishes only an IP68 rating with no depth-in-meters spec; the 50m figure was unverifiable and reviews describe it as IP68 rather than a 50m/5ATM depth rating. Weight ~2-3g (kept 3 as midpoint).
Is the Circular Ring 2 worth it vs cheaper smart rings?
Circular Ring 2 against its closest cheaper and pricier smart rings on the specs that matter — every value sourced. See all 10 ranked
| Product | Price | Material | Weight (g) | Battery days | Spo2 | Temperature sensor |
|---|---|---|---|---|---|---|
| Circular Ring 2 this | $379 | Titanium (PVD coating on premium finishes) | 3 | 8 | Yes | Yes |
| Oura Ring 4 | $349 | Titanium (non-allergenic inner and outer surfaces) | 3.3-5.2 | 8 | Yes | Yes |
| RingConn Gen 2 | $386 | Aerospace-grade titanium alloy with medical-grade epoxy resin inner layer | 2-3 | 12 | Yes | Yes |
Frequently asked questions
How much does the Circular Ring 2 cost?
The Circular Ring 2 has a US price of $379 ($379 (base Black) per TechAdvisor; premium finishes higher. No subscription required (some future features use Circular Coins virtual currency).), as of 2026-06-15.
How does the Circular Ring 2 compare on price?
At $379, the Circular Ring 2 is #9 cheapest of the 10 smart rings we track, where the median is $325.
When was the Circular Ring 2 released?
The Circular Ring 2 was released 2025-08.
What are the Circular Ring 2's key specs?
Circular Ring 2 (Circular): material Titanium (PVD coating on premium finishes), weight g 3, battery days 8, spo2 Yes, temperature sensor Yes. Full sourced spec sheet verified 2026-06-15.
Price of record: $379 at shop.circular.xyz, 2026-06-27. Other retailers may be lower — check the current price:
See Circular Ring 2 on Amazon As an Amazon Associate we earn from qualifying purchases.Similar smart rings
Nearest in price — swipe to browse. Every pick sourced and dated.
All smart rings ranked · Open data & methodology · Queryable via MCP
Compare with
Head-to-head
Cheaper smart rings
- Oura Ring 4 $349
- Oura Ring 3 Horizon $349
- Ultrahuman Ring AIR $349
- Luna Ring Gen 2 $300
- RingConn Gen 2 Air $272
- Movano Evie Ring $269
Step up
- RingConn Gen 2 $386
- Samsung Galaxy Ring $399.99
Part of the Wearables cluster
What you put on your wrist, face and finger. Same sourcing, same dated prices: