
Vivo · 2024
IQOO Watch GT Bluetooth 45.8mmSize, Dimensions & Wrist Fit
Case Width
39.6mm
Thickness
11.2mm
Lug-to-Lug
45.8mm
Weight
33g
The Vivo IQOO Watch GT Bluetooth 45.8mm sits best on flat wrist widths of about 48–65mm (≈ 12.8–17.4cm wrist circumference). Adjust the slider below to check your wrist.
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The iQOO Watch GT - Bluetooth · 45.8mm in short
The figures that decide whether this watch suits you, pulled out of the full specification sheet further down.
- Rated for 21 days of use per charge.
- Water rated to Water resistant.
- 33g on the wrist. Lighter than 71% of the 40mm watches we have weights for.
- 1.85 inches OLED/AMOLED display, always-on capable.
- Takes 22mm bands, so third-party straps fit without an adapter.
Does the IQOO Watch GT Bluetooth 45.8mm fit your wrist?
Drag the slider to your wrist width and see the IQOO Watch GT Bluetooth 45.8mm overlaid at true scale. Lug-to-lug — not case diameter — decides whether a watch overhangs your wrist.
Watch Fit Tool
For sports watches, lug-to-lug (L2L) is what matters most — it decides whether a watch overhangs your wrist. Bulky is fine; overhang is not.
Measure at the point where you wear your watch — typically just below the wrist bone.
Flat width — lay your arm on a table, palm facing up, and measure straight across the top of your wrist with a ruler. Bone to bone; do not follow the curve down the sides.
Around — wrap a tape measure snugly round the wrist. No tape? Wrap a strip of paper, mark the overlap and hold the strip against a ruler.
Width ≠ circumference. They are different numbers — around 170mm is about 64mm across — so set the toggle to whichever one you actually measured before you type it in.
Vivo iQOO Watch GT - Bluetooth · 45.8mm
Case 45.8mm · Lug-to-lug 45.8mm · Thickness 11.2mm · 33g
Balanced Fit
45.8mm on a 55mm wrist
Comfortably inside the edges of your wrist, and it seats and sits low enough to wear without thinking about it.
On a 55mm wrist the sweet spot is 47–53mm lug to lug. This one is 45.8mm, so you could go bigger.
Measure where you wear it, just below the wrist bone. Either of these works — the tool converts between them.
- 1. Flat width — arm flat on a table, palm up. Measure straight across the top of the wrist, bone to bone, ignoring the curve down the sides.
- 2. Around — a tape, or a strip of paper marked and held against a ruler, snug the whole way round.
Leather: Attaches at the lugs, so the case back rests on your skin. Thins and softens with wear. Typical figures, not this model’s own.
Show the measurementsHide the measurements
- Across the wrist4.6mm spare each side
Comfortable, with visible skin either side.
- Off the wrist11.2mm off the skin
Normal sports-watch height for a wrist this size. (11.2mm case, back against the skin)
- How it seats~5.5mm under the rim
Seats well, with the case back following most of the wrist.
- Weight on the wrist33g
Light enough to forget you have it on. (0.6g per mm of wrist)
Happy with the fit? Check current availability for the IQOO Watch GT Bluetooth 45.8mm.
Check offer2D Dimension Schematics
The iQOO Watch GT - Bluetooth · 45.8mm drawn to scale — from above, and in profile against the wrist.
- Vivo iQOO Watch GT - Bluetooth · 45.8mm39.6mm × 45.8mm · 11.2mm thick
3D preview
Vivo iQOO Watch GT - Bluetooth · 45.8mm on a wrist
On an arm sized to your own wrist — the view a product photo never gives you.
Shapes are built from published measurements, not manufacturer 3D models — accurate proportions, generic dial.
iQOO Watch GT - Bluetooth · 45.8mm battery life
The runtime the manufacturer publishes for everyday use.
- Smartwatch21 days
How the iQOO Watch GT - Bluetooth · 45.8mm ranks on battery
No Vivo in our database is rated for longer everyday (smartwatch) use.
- Everyday use21 days#1 of 11
- Capacity505 mAh#3 of 10
Top three in the Vivo range for everyday (smartwatch) use and battery capacity.
What size band does the iQOO Watch GT - Bluetooth · 45.8mm take?
Lug width
22mm
Any 22mm strap fits, so you are not restricted to Vivo's own bands. Quick-release pins let you swap without tools — check that a replacement lists 22mm and quick-release before buying.
Affiliate disclosure: As an Amazon Associate, WatchFitTool earns from qualifying purchases. If you buy through links on this page, we may earn a commission at no extra cost to you. Learn more.
iQOO Watch GT - Bluetooth · 45.8mm specifications
The figures that decide a purchase, followed by every line Vivo publishes.
- Battery life
- 21 days
- Display
- 1.85 inches
- Resolution
- 1.85 x 450 px
- Water rating
- Water resistant
- Strap
- 22 mm
Full specification sheet
98 published lines across 8 groups, unedited
Design
- width
- 39.6
- height
- 45.8
- volume
- 20.31 cm³
- weight
- 33 g
- thickness
- 11.2
- resolution
- 1.85 x 450 px
- screen size
- 1.85 inches
- Display type
- OLED/AMOLED
- Has a display
- pixel density
- 322 ppi
- width of band
- 22 mm
- water resistance
- Water resistant
- Always-On Display
- has a touch screen
- is designed for kids
- Watch band is replaceable
- Has sapphire glass display
- has branded damage-resistant glass
Battery
- battery life
- 21 days
- battery power
- 505 mAh
- has wireless charging
- has a removable battery
- Has a solar power battery
- has a rechargeable battery
Sensors
- has GPS
- has a compass
- Has a barometer
- has a gyroscope
- Has a cadence sensor
- has an accelerometer
- Monitors perspiration
- Has a heart rate monitor
- Has a temperature sensor
- Monitors blood oxygenation levels
Features
- release date
- 2024-07-12
- Has a stopwatch
- Has smart alarm
- Has call control
- Has silent alarm
- Has notifications
- Has ECG technology
- Locates your phone
- has a front camera
- has fall detection
- has voice commands
- Acquires GPS faster
- Has vibrating alerts
- number of microphones
- 1
- Can be used to answer calls
- measures resting heart rate
- has irregular heart rate warnings
- Has a built-in camera remote control function
Connectivity
- has NFC
- supports ANT+
- supports Wi-Fi
- supports Galileo
- Bluetooth version
- 5.3
- has a cellular module
- Is compatible with iOS
- Is compatible with Android
Miscellaneous
- Has passcode
- Has auto pause
- Is compatible with Windows
- Is compatible with Mac OS X
- has an external memory slot
- has a battery level indicator
- has a socket for a 3.5 mm audio jack
- Compatible with external heart rate monitors
App & Software
- Ad-free
- Free app
- Has coaching
- Has achievements
- Has goal setting
- Has exercise diary
- Predicts ovulation
- Can be personalised
- Has weight tracking
- Predicts start date
- Tracks water intake
- Has inactivity alerts
- Has period notifications
- Has temperature tracking
- Provides activity reports
- Displays fertile window notifications
- Counts how many calories you've burned
Activity tracking
- Measures pace
- Tracks distance
- Tracks elevation
- Designed for golf
- Tracks your sleep
- Tracks steps taken
- Designed for diving
- Has a route tracker
- Has exercise tagging
- Has multi-sport mode
- Tracks calorie intake
- Provides sleep reports
- Detects activities automatically
Compare the iQOO Watch GT - Bluetooth · 45.8mm head to head
How each one differs in the three measurements you can feel on the wrist. Figures are relative to the iQOO Watch GT - Bluetooth · 45.8mm.

Vivo
Watch GT 2 - Bluetooth
- Width
- +0.6mm
- Thick
- -0.2mm
- Weight
- +2.8g

Honor
Watch 5
- Width
- -0.2mm
- Thick
- -0.2mm
- Weight
- +2g

Vivo
iQOO Watch GT - 45.8mm
- Width
- same mm
- Thick
- same mm
- Weight
- same g

Samsung
Galaxy Watch FE - 40mm
- Width
- -0.3mm
- Thick
- -1.4mm
- Weight
- -6.4g

Vivo
Watch GT
- Width
- same mm
- Thick
- same mm
- Weight
- same g
Alternatives to the iQOO Watch GT - Bluetooth · 45.8mm
Watches that cover a similar amount of wrist, with the measurements that separate them.

Vivo
iQOO Watch GT - 45.8mm
- Width
- 39.6mm
- Thick
- 11.2mm
- Weight
- 33g

Vivo
Watch GT
- Width
- 39.6mm
- Thick
- 11.2mm
- Weight
- 33g

Vivo
Watch GT 2 - LTE
- Width
- 40.2mm
- Thick
- 11mm
- Weight
- 35.8g

Vivo
Watch GT 2 - Bluetooth
- Width
- 40.2mm
- Thick
- 11mm
- Weight
- 35.8g

Vivo
Watch - 42mm
- Width
- 42mm
- Thick
- 9.7mm
- Weight
- 35.6g

Vivo
Watch - 46mm
- Width
- 46mm
- Thick
- 10.6mm
- Weight
- 46.8g
iQOO Watch GT - Bluetooth · 45.8mm — Frequently Asked Questions
Will the Vivo IQOO Watch GT Bluetooth 45.8mm fit my wrist?
The Vivo IQOO Watch GT Bluetooth 45.8mm looks balanced on flat wrist widths of roughly 48–65mm (about 12.8–17.4cm circumference). Drag the slider above to check it against your own measurement.
What size band does the Vivo IQOO Watch GT Bluetooth 45.8mm take?
22mm. Any 22mm strap fits, so you are not limited to Vivo's own bands — look for a quick-release fitting if you want to swap without tools.
How long does the Vivo IQOO Watch GT Bluetooth 45.8mm battery last?
Vivo rates it at 21 days per charge in everyday use.
How does the Vivo IQOO Watch GT Bluetooth 45.8mm battery compare with other Vivo watches?
At 21 days in everyday use it ranks #1 of the 11 Vivo watches in our database — the longest-rated Vivo we have data for. The full ranking, including GPS and power-saving figures, is on our Vivo battery life comparison.
Is the Vivo IQOO Watch GT Bluetooth 45.8mm thick for a 40mm watch?
At 11.2mm, middle of the pack for thickness at this width. Thickness, not case width, is what decides whether a watch catches on a shirt cuff.
What other watches are the same size as the Vivo IQOO Watch GT Bluetooth 45.8mm?
TAG Heuer Aquaracer Professional 200 Solargraph 40 UK Limited Edition, Xiaomi Redmi Watch 6, Samsung Galaxy Watch8 - LTE · 40mm, Huawei Watch Fit 4 Pro all sit within half a millimetre of the Vivo IQOO Watch GT Bluetooth 45.8mm's 39.6mm case, so they cover the same amount of wrist.
What is the lug-to-lug of the Vivo IQOO Watch GT Bluetooth 45.8mm?
45.8mm, against a 39.6mm case width. Lug-to-lug is the measurement that decides overhang: if it exceeds the flat width of your wrist, the lugs sit past the edge no matter how modest the case diameter looks.
