Smartwatches and fitness trackers with sleep analysis

prices on 508 models

Sleep tracking

— tracking sleep phases — similar to how it happens in the smart alarm clock described above, only without the wake-up signal. Instead, the device tracks the phases of sleep during the night, and evaluates the overall quality of sleep based on this data.

sleep tracking

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Apple Watch Ultra 2

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2023 Watch Ultra contactless payment phone calls SIM card swim proof period tracker MIL-STD-810 ECG GPS maps sapphire glass titanium body wireless charging

Display:1.92 ", 502x410 px, OLED (LTPO), touch

Notifications:about calls, about messages, sound, vibro

Health:heart rate monitor, ECG, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, altimeter, compass

Body:titanium, 100 WR (10 ATM)

Strap:rubber/silicone, fabric

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Price from £597.82 up to £1,599.00

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Apple Watch 9 Aluminum 41 mm

2023 Watch 9 contactless payment phone calls swim proof period tracker ECG GPS maps wireless charging

Display:1.69 ", 430x352 px, OLED (LTPO), touch

Notifications:about calls, about messages, sound, vibro

Health:heart rate monitor, ECG, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, altimeter, compass

Body:aluminium, IP68

Strap:rubber/silicone, fabric

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41mm41mm LTE45mm45mm LTE

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Price from £279.00 up to £479.00

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Xiaomi Smart Band 9

2024 Band long battery life swim proof period tracker

Display:1.62 ", 490x192 px, AMOLED, touch

Notifications:about calls, vibro

Health:heart rate monitor, oxygen in the blood, stress level

Sports and tourism:swimming mode

Body:aluminium, 50 WR / 5 ATM

Strap:rubber/silicone

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Price from £25.26 up to £53.00

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Apple Watch 10 Aluminum 42mm

2024 Watch 10 contactless payment phone calls swim proof period tracker ECG GPS maps wireless charging slim

Display:1.77 ", 446x374 px, OLED (LTPO), touch

Notifications:about calls, sound, vibro

Health:heart rate monitor, ECG, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, altimeter, compass

Body:aluminium, IP68

Strap:rubber/silicone, fabric

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42mm42mm LTE46mm46mm LTE

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Price from £379.00 up to £419.00

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Xiaomi Redmi Watch 4

2023 Redmi phone calls long battery life swim proof period tracker GPS

Display:1.97 ", 450x390 px, AMOLED, touch

Notifications:about calls, about messages, vibro

Health:heart rate monitor, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, compass

Body:aluminium, 50 WR / 5 ATM

Strap:rubber/silicone

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Price from £59.99 up to £127.00

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Apple Watch SE 2 40 mm

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2022Watch SE 2 contactless payment phone calls swim proof period tracker GPS maps wireless charging

Display:1.57 ", 394x324 px, OLED (LTPO), touch

Notifications:about calls, about messages, sound, vibro

Health:heart rate monitor, stress level

Sports and tourism:swimming mode, GPS, altimeter, compass

Body:aluminium, 50 WR / 5 ATM

Strap:rubber/silicone, fabric

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40mm40mm LTE44mm44mm LTE

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Price from £140.00 up to £269.00

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7 store 31 offer

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Samsung Galaxy Watch Ultra

2024 7th generation contactless payment phone calls SIM card swim proof MIL-STD-810 ECG GPS maps sapphire glass titanium body wireless charging

Display:1.47 ", 480x480 px, Super AMOLED, touch

Notifications:about calls, vibro

Health:heart rate monitor, ECG, oxygen in the blood

Sports and tourism:swimming mode, GPS, altimeter, compass

Body:titanium, 100 WR (10 ATM)

Strap:rubber/silicone

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Price from £335.20 up to £649.00

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Xiaomi Redmi Watch 5 Lite

New Redmi phone calls long battery life swim proof

Display:1.96 ", 502x410 px, AMOLED, touch

Notifications:about calls, vibro

Health:heart rate monitor, oxygen in the blood

Body:plastic, 50 WR / 5 ATM

Strap:rubber/silicone

Videos ₂ Photos ₁₃ Prices ₉

Colour:

Price from £39.99 up to £72.00

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Huawei Watch Fit 3

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2024 Watch (smartwatch)phone calls swim proof period tracker GPS slim

Display:1.82 ", 480x408 px, AMOLED, touch

Notifications:about calls, about messages, vibro

Health:heart rate monitor, oxygen in the blood

Sports and tourism:swimming mode, GPS

Body:aluminium, 50 WR / 5 ATM

Strap:leather, rubber/silicone, fabric

Videos ₉ Photos ₃₆ Prices ₆₁

Colour:

Price from £99.00 up to £191.00

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12 store 61 offer

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Xiaomi Smart Band 8 Pro

2023 Band long battery life swim proof period tracker GPS maps Gorilla Glass slim

Display:1.74 ", 480x336 px, AMOLED, touch

Notifications:about calls, about messages, vibro

Health:heart rate monitor, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, compass

Body:metal, 50 WR / 5 ATM

Strap:leather, rubber/silicone

Videos ₄ Photos ₉ Prices ₁₄

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Price from £50.49 up to £78.00

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Samsung Galaxy Watch7 40mm

2024 7th generation contactless payment phone calls swim proof period tracker MIL-STD-810 tonometer ECG GPS maps sapphire glass wireless charging slim

Display:1.31 ", 432x432 px, Super AMOLED, touch

Notifications:about calls, vibro

Health:heart rate monitor, tonometer, ECG, oxygen in the blood

Sports and tourism:GPS, altimeter, compass

Body:aluminium, IP68

Strap:rubber/silicone

Videos ₁₀ Photos ₁₀ Prices ₁₆

40mm40mm LTE44mm44mm LTE

Colour:

Price from £198.89 up to £319.00

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8 store 16 offers

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Xiaomi Redmi Watch 5 Active

2024 Redmi phone calls long battery life swim proof period tracker

Display:2 ", 385x320 px, IPS, touch

Notifications:about calls, vibro

Health:heart rate monitor, oxygen in the blood, stress level

Body:metal, 50 WR / 5 ATM

Strap:rubber/silicone

Videos ₁ Photos ₆ Prices ₈

Colour:

Price from £29.99 up to £56.00

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Huawei Watch GT 4 41mm

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2023 phone calls swim proof period tracker GPS wireless charging slim

Display:1.32 ", 466x466 px, AMOLED, touch

Notifications:about calls, about messages, vibro

Health:heart rate monitor, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, altimeter, compass

Body:steel, 50 WR / 5 ATM

Strap:leather, rubber/silicone, metal, milanese bracelet

Videos ₇ Photos ₁₈ Prices ₂₄

41mm46mm

Colour:

Price from £168.99 up to £374.00

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9 store 24 offers

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Xiaomi Watch S3

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2023 Watch phone calls long battery life swim proof period tracker GPS

Display:1.43 ", 466x466 px, AMOLED, touch

Notifications:about calls, about messages, vibro

Health:heart rate monitor, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, compass

Body:aluminium, 50 WR / 5 ATM

Strap:rubber/silicone

Videos ₈ Photos ₇ Prices ₉

Colour:

Price from £96.99 up to £150.00

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5 store 9 offers

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Samsung Galaxy Watch6 40mm

2023 6th generation contactless payment phone calls swim proof period tracker MIL-STD-810 ECG GPS maps sapphire glass wireless charging slim

Display:1.31 ", 432x432 px, Super AMOLED, touch

Notifications:about calls, about messages, vibro

Health:heart rate monitor, ECG, oxygen in the blood, stress level

Sports and tourism:GPS, altimeter, compass

Body:aluminium, IP68

Strap:leather, rubber/silicone

Videos ₂ Photos ₉ Prices ₁₂

40mm40mm LTE44mm44mm LTE

Colour:

Price from £129.00 up to £327.00

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7 store 12 offers

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Samsung Galaxy Watch6 Classic 43mm

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2023 6th generation contactless payment phone calls swim proof period tracker MIL-STD-810 ECG GPS maps sapphire glass wireless charging

Display:1.31 ", 432x432 px, Super AMOLED, touch

Notifications:about calls, about messages, vibro

Health:heart rate monitor, ECG, oxygen in the blood, stress level

Sports and tourism:GPS, altimeter, compass

Body:steel, IP68

Strap:leather

Videos ₁₇ Photos ₁₀ Prices ₂₁

43mm43mm LTE47mm47mm LTE

Colour:

Price from £184.51 up to £416.00

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9 store 21 offer

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Garmin Fenix 8 43mm

2024 Fenix contactless payment phone calls long battery life swim proof period tracker MIL-STD-810 ECG ANT+GPS maps Gorilla Glass

Display:1.3 ", 416x416 px, AMOLED, touch

Notifications:about calls, vibro

Health:heart rate monitor, ECG, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, altimeter, compass

Body:plastic, 100 WR (10 ATM)

Strap:rubber/silicone

Videos ₂ Photos ₂₈ Prices ₂₁

43mm47mm51mm

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Price from £868.99 up to £1,039.00

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10 store 21 offer

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Xiaomi Watch 2

2024 Watch contactless payment phone calls swim proof period tracker GPS maps

Display:1.43 ", 466x466 px, AMOLED, touch

Notifications:about calls, about messages, vibro

Health:heart rate monitor, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, altimeter, compass

Body:aluminium, 50 WR / 5 ATM

Strap:rubber/silicone

Videos ₄ Photos ₉ Prices ₁₂

Colour:

Price from £108.53 up to £149.00

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Xiaomi Redmi Watch 3 Active

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2023 Redmi phone calls long battery life swim proof period tracker

Display:1.83 ", 280x240 px, IPS, touch

Notifications:about calls, about messages, vibro

Health:heart rate monitor, oxygen in the blood, stress level

Sports and tourism:swimming mode

Body:metal, 50 WR / 5 ATM

Strap:rubber/silicone

Videos ₅ Photos ₂₄ Prices ₈

Colour:

Price from £28.99 up to £36.00

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Samsung Galaxy Watch FE

2024 contactless payment swim proof MIL-STD-810 tonometer ECG GPS maps sapphire glass wireless charging slim

Display:1.2 ", 396x396 px, Super AMOLED, touch

Notifications:about calls, vibro

Health:heart rate monitor, tonometer, ECG, oxygen in the blood

Sports and tourism:GPS, altimeter, compass

Body:aluminium, IP68

Strap:rubber/silicone

Videos ₁₁ Photos ₁₅ Prices ₂₄

Colour:

Price from £106.50 up to £227.00

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Garmin Fenix 7X Sapphire Solar

2022Fenix contactless payment long battery life swim proof period tracker MIL-STD-810 ANT+GPS maps sapphire glass titanium body large

Display:1.4 ", 280x280 px, transflective, touch

Notifications:about calls, about messages, sound, vibro

Health:heart rate monitor, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, altimeter, compass

Body:titanium, 100 WR (10 ATM)

Strap:rubber/silicone

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51mm sapphire Solar51mm Solar

Colour:

Price from £690.00 up to £1,049.00

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Samsung Galaxy Watch 5 Pro

20225th generation contactless payment phone calls swim proof period tracker MIL-STD-810 tonometer ECG GPS maps sapphire glass titanium body wireless charging

Display:1.4 ", 450x450 px, Super AMOLED, touch

Notifications:about calls, about messages, sound, vibro

Health:heart rate monitor, tonometer, ECG, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, compass

Body:titanium, 50 WR / 5 ATM

Strap:rubber/silicone

Videos ₂₈ Photos ₁₆ Prices ₁₂

45mm45mm LTE

Colour:

Price from £154.49 up to £513.00

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7 store 12 offers

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Xiaomi Watch 2 Pro LTE

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2023 Watch contactless payment phone calls SIM card swim proof period tracker GPS maps wireless charging

Display:1.43 ", 466x466 px, AMOLED, touch

Notifications:about calls, about messages, vibro

Health:heart rate monitor, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, altimeter, compass

Body:steel, 50 WR / 5 ATM

Strap:leather, rubber/silicone

Videos ₇ Photos ₆ Prices ₆

LTEWi-Fi

Colour:

Price from £178.49 up to £202.00

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Amazfit Balance

2023 phone calls long battery life swim proof period tracker GPS

Display:1.5 ", 480x480 px, AMOLED, touch

Notifications:about calls, about messages, vibro

Health:heart rate monitor, oxygen in the blood, stress level

Sports and tourism:swimming mode, GPS, altimeter, compass

Body:metal, 50 WR / 5 ATM

Strap:rubber/silicone, fabric

Videos ₇ Photos ₈ Prices ₂₀

Colour:

Price from £149.00 up to £299.00

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