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Smart rings size 8 (18.2 mm)

 prices on 13 models
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Smart Ring Oura Ring Gen4 8
Oura Ring Gen4 8
Connection:Bluetooth 5.0
Measurements:heart rate monitor, pulse oximeter (oxygen), thermometer (body temperature), stress level, period tracker
Body:titanium, width 7.9 mm, depth 2.88 mm
Protection:100 WR / 10 ATM
Colour:
Price from £348.99 up to £399.00 
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2 stores 10 offers
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Smart Ring Ultrahuman Ring Air 8
Ultrahuman Ring Air 8
Connection:Bluetooth 5.0
Measurements:heart rate monitor, pulse oximeter (oxygen), thermometer (body temperature), stress level
Body:titanium, width 8.1 mm, depth 2.45 mm
Colour:
Price from £366.32 up to £626.00 
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3 stores 4 offers
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Smart Ring Samsung Galaxy Ring 8
Samsung Galaxy Ring 8
Connection:Bluetooth 5.4
Measurements:heart rate monitor, thermometer (body temperature), period tracker
Body:titanium, width 7 mm, depth 2.6 mm
Protection:100 WR / 10 ATM, IP68
Colour:
Price from £399.00
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3 stores 3 offers
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Smart Ring ColMi R06 8
ColMi R06 8
Connection:Bluetooth 5.0
Measurements:heart rate monitor, pulse oximeter (oxygen), stress level
Body:metal
Protection:50 WR / 5 ATM, IP68
Colour:
Price from £29.10
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1 store 2 offers
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Smart Ring Riversong SR01 8
Riversong SR01 8
Connection:Bluetooth 5.3
Measurements:heart rate monitor, pulse oximeter (oxygen), stress level
Body:ceramics, depth 2.5 mm
Protection:IP68
Price from £32.40
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1 store 1 offer
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Smart Ring Maxlife MXSR-100 8
Maxlife MXSR-100 8
Connection:Bluetooth 5.0
Measurements:heart rate monitor, blood pressure monitor, pulse oximeter (oxygen), stress level
Body:steel
Protection:50 WR / 5 ATM
Colour:
Price from £29.10
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1 store 2 offers
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Smart Ring FOREVER Astral SR-100 8
FOREVER Astral SR-100 8
Connection:Bluetooth 5.2
Measurements:heart rate monitor, pulse oximeter (oxygen), thermometer (body temperature), stress level, period tracker
Body:steel
Protection:50 WR / 5 ATM
Price from £43.20
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1 store 1 offer
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Smart Ring Amazfit Helio 8
Amazfit Helio 8
Connection:Bluetooth 5.0
Measurements:heart rate monitor, pulse oximeter (oxygen), thermometer (body temperature), stress level, period tracker
Body:titanium, width 8 mm, depth 2.6 mm
Protection:100 WR / 10 ATM
Price from £149.99
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1 store 1 offer
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Smart Ring RingConn Smart Ring Gen2 8
RingConn Smart Ring Gen2 8
Connection:Bluetooth 5.0
Measurements:heart rate monitor, pulse oximeter (oxygen), thermometer (body temperature), stress level, period tracker
Body:titanium, width 6.8 mm, depth 2 mm
Protection:100 WR / 10 ATM, IP68
Colour:
Price from £299.00 up to £329.00 
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1 store 3 offers
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Smart Ring ColMi R02 8
ColMi R02 8
Connection:Bluetooth 5.0
Measurements:heart rate monitor, pulse oximeter (oxygen), stress level
Body:steel, depth 2.7 mm
Protection:30 WR / 3 ATM, IP68
Price from £33.40
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1 store 1 offer
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Smart Ring Oura Ring Gen5 9
Oura Ring Gen5 9
Connection:Bluetooth 5.0
Measurements:heart rate monitor, pulse oximeter (oxygen), thermometer (body temperature), stress level, period tracker
Body:titanium, width 6.09 mm, depth 2.28 mm
Protection:100 WR / 10 ATM
Smart Ring RingConn Smart Ring Gen3 12
RingConn Smart Ring Gen3 12
Connection:Bluetooth 5.0
Measurements:heart rate monitor, pulse oximeter (oxygen), thermometer (body temperature), stress level, period tracker
Body:titanium, depth 2.3 mm
Protection:100 WR / 10 ATM, IP68