Vivo Watches Under 40mm
3 Vivo models in the 0–40mm range, actually measuring 39.6mm to 39.6mm. Compact sizing that suits smaller wrists and dressier looks.
Thickness barely moves across the group — 11.2mm to 11.2mm — so these wear much alike under a cuff.
Which of these fits your wrist?
Roughly a 14.7cm wrist circumference — the measurement a tape gives you. Compared against lug-to-lug where we have it, case width otherwise.
3 of 3 models sit on this wrist without the lugs hanging over the edge.
| Model | Your Fit | Width | |
|---|---|---|---|
| iQOO Watch GT - Bluetooth · 45.8mm | Balanced4.6mm clear | 39.6mm | |
| iQOO Watch GT - 45.8mm | Balanced4.6mm clear | 39.6mm | |
| Watch GT | Balanced4.6mm clear | 39.6mm |
Same size, other brands
The middle of this group sits around 40mm. These are the closest matches we hold from other brands — useful when the size is right but the Vivo isn't.

TAG Heuer
Aquaracer Professional 200 Solargraph 40 UK Limited Edition
40mm

Xiaomi
Redmi Watch 6
40mm · 9.9mm thick

Samsung
Galaxy Watch8 - LTE · 40mm
40.4mm · 8.6mm thick

Huawei
Watch Fit 4 Pro
40mm · 9.3mm thick

Amazfit
Bip 6
40.2mm · 10.45mm thick

Garmin
Instinct® E – 40 mm
40mm · 13.6mm thick

Certina
DS Action 40 Quartz Stainless Steel - Yellow Gold / Blue
40mm · 11.2mm thick
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Tissot
Ballade 40 Stainless Steel - Rose Gold / Brown / Bracelet
40mm · 8.25mm thick