Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Cubot X3 Smartwatch
If you are interested in more details, you can find full information on the seller's page.
BYN 165.88
Last price update: 11/14/26
Available to order
We may earn a commission
Shipping options
Delivery to 
Belarus
Belarus
Available
Product details
Features
- Bluetooth 5.3 connection; supports Android and iOS
- Touchscreen and physical-button controls; calling and conversation through the watch are supported
- Metal (zinc alloy) case and replaceable silicone strap, both black
- Automatic workout recognition; sports profiles include strength training, cardio, walking, yoga, running, cycling, and gaming sports
- Built-in heart rate monitor, blood oxygen measurement, barometer, altimeter, and pedometer
- Water-resistance class: 1 ATM
- 1.73-inch AMOLED display with 466x466 resolution and always-on display
The X3 smartwatch has a 1.73-inch AMOLED display, Bluetooth 5.3 connectivity, and supports Android and iOS. It supports calling and conversation through the watch, automatic workout recognition, and health and activity tracking. GPS, Wi-Fi, NFC, and SIM card support are not available.
General specs
- Brand: Cubot
- Model: X3
- Seller: Rulez BY
- ID: 1080300
- GPS: No
- NFC: No
- Brand: Cubot
- Wi-Fi: No
- Width: 13.5 mm
- Length: 53.8 mm
- Calling: Call control and conversation; talking through the watch is supported
- Altimeter: Yes
- Barometer: Yes
- Pedometer: Yes
- Thickness: 14.2 mm
- Case Color: Black
- Clasp Type: Buckle
- Model Name: X3
- Strap Color: Black
- Display Size: 1.73 inches
- Product Type: Smartwatch
- Case Material: Metal (zinc alloy)
- Charging Type: Magnetic
- Notifications: SMS, email, calendar, social networks, incoming calls, recent call list, workout data, alarm
- Remote Control: Smartphone music player
- Strap Material: Silicone
- Watch controls: Touchscreen, physical buttons
- Built-in memory: 128 MB
- Sports profiles: Strength training, cardio training, walking, yoga, running, cycling, gaming sports
- Voice Assistant: Yes
- SIM Card Support: No
- Always-on display: Yes
- Bluetooth Version: 5.3
- Replaceable strap: Yes
- Display Resolution: 466x466
- Display Technology: AMOLED
- Heart Rate Monitor: Built-in
- Market release year: 2025
- Additional Functions: Sleep tracking, stress-level tracking, women's health tracking, calorie counting, breathing exercises, timer, stopwatch, calculator, compass, phone finder, customizable button, SOS button
- Smartphone connection: Bluetooth
- Water-resistance class: 1 ATM
- Blood Oxygen Measurement: Yes
- Supported Operating Systems: Android, iOS
- Automatic workout recognition: Yes
- Dust, moisture, and impact resistance: Yes; no specific rating stated
- First listed by seller: October 2, 2026
Price History for seller Rulez BY
Similar products comparison
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Cubot X3 Black
|
Cubot GT3 Black
|
Cubot GT5 Black
|
Huawei Watch D3 Black
|
Honor Watch X5 Play Black
|
Honor ROM-B09 Black
|
|
| Brand | Cubot | Cubot | Cubot | Huawei | Honor | Honor |
| Model | X3 | GT3 | GT5 | Watch D3 | Watch X5 Play | ROM-B09 |
| Color |
|
|
|
|
|
|
| Price | BYN 165.88 | BYN 197.96 | BYN 271.28 | BYN 1,311.92 | BYN 111.98 | BYN 613.00 |
| Seller | Rulez BY | Rulez BY | Rulez BY | Rulez BY | Rulez BY | Rulez BY |
| Update | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 | Nov 14, 2026 |
| GPS | No | Yes | Yes | No | No | Yes |
| NFC | No | No | Yes | No | Yes | |
| Wi-Fi | No | No | No | No | No | |
| Width | 13.5 mm | 48.2 mm | 49.5 mm | 41 mm | 40.8 mm | 46.5 mm |
| Length | 53.8 mm | 59.3 mm | 49.5 mm | 46.5 mm | 49.9 mm | 46.5 mm |
| Calling | Call control and conversation; talking through the watch is supported | Call control and conversation | Call management and conversation; speaking via the watch is supported | Call control and conversation through the watch | Call control and conversation through the watch | |
| Altimeter | Yes | Yes | Yes | No | No | Yes |
| Barometer | Yes | Yes | Yes | No | ||
| Pedometer | Yes | Yes | Yes | Yes | ||
| Thickness | 14.2 mm | 13.4 mm | 13.7 mm | 11.3 mm | 10.5 mm | 10.8 mm |
| Case Color | Black | Black | Black | Black | Black | |
| Clasp Type | Buckle | Buckle | Buckle | Buckle | Buckle | Buckle |
| Model Name | X3 | GT3 | GT5 | Watch D3 | Watch X5 Play | Watch 6 |
| Strap Color | Black | Black, silver | Black | Black | Black | |
| Display Size | 1.73 inches | 1.43 inches | 1.92 inches | 2.01 inches | 1.46 inches | |
| Product Type | Smartwatch | Smartwatch | Smartwatch | Smartwatch | Smartwatch | Smartwatch |
| Case Material | Metal (zinc alloy) | Metal (aluminum) | Aluminum | Aluminum and plastic | ||
| Charging Type | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic |
| Notifications | SMS, email, calendar, social networks, incoming calls, recent call list, workout data, alarm | SMS, email, calendar, social networks, incoming call, recent calls list, workout data, alarm | SMS, email, calendar, social networks, incoming calls, workout data, alarm | SMS, email, calendar, social networks, incoming calls, recent call list, workout data and alarms | SMS, email, calendar, social networks, incoming calls, workout data and alarm | SMS, email, calendar, social networks, incoming calls, recent call list, workout data and alarm |
| Remote Control | Smartphone music player | Smartphone camera and smartphone music player | Smartphone camera and smartphone music player | Smartphone camera and smartphone music player | ||
| Strap Material | Silicone | Silicone, metal (steel) | Silicone | Silicone | Silicone | |
| Watch controls | Touchscreen, physical buttons | Touchscreen, physical buttons | Touchscreen, physical buttons | Touchscreen, physical buttons, crown | Touchscreen and physical buttons | |
| Sports profiles | Strength training, cardio training, walking, yoga, running, cycling, gaming sports | Strength training, cardio training, walking, yoga, running, cycling, swimming, gaming sports, skiing, golf | Walking, yoga, running, cycling, swimming, gaming sports | Cardio workouts, walking, rowing, running, cycling, skiing and golf | Strength training, cardio training, walking, yoga, running, cycling and ball games | Strength training, cardio training, walking, running, cycling, ball sports, martial arts and skiing |
| Voice Assistant | Yes | Yes | No | No | No | |
| SIM Card Support | No | No | No | No | No | No |
| Always-on display | Yes | Yes | Yes | Yes | No | Yes |
| Bluetooth Version | 5.3 | 5.3 | 6.0 | 6.0 | 5.4 | |
| Replaceable strap | Yes | Yes | Yes | Yes | Yes | Yes |
| Display Resolution | 466x466 | 466x466 | 480 x 408 | 320 × 385 | 464 × 464 | |
| Display Technology | AMOLED | AMOLED | AMOLED | AMOLED | TFT | AMOLED |
| Heart Rate Monitor | Built-in | Built-in | Built-in | Built-in | ||
| Market release year | 2025 | 2025 | 2026 | 2026 | 2026 | 2026 |
| Additional Functions | Sleep tracking, stress-level tracking, women's health tracking, calorie counting, breathing exercises, timer, stopwatch, calculator, compass, phone finder, customizable button, SOS button | Sleep tracking, stress-level tracking, women's health tracking, calories burned counting, heart rate monitoring, breathing exercises, timer, stopwatch, calculator, compass, smartphone finding | Sleep tracking, stress-level tracking, women's health tracking, calories burned counting, breathing exercises, timer, stopwatch, calculator, compass, smartphone finder, SOS button | Sleep, stress and women's health tracking; calories burned calculation; heart-rate monitoring; breathing exercises; timer; stopwatch; calculator; compass; flashlight mode; smartphone finder; wireless headphone connection | Sleep, stress and women's health tracking; calories burned counting; breathing exercises; timer; stopwatch; smartphone finder | Sleep, stress and women's health tracking; calorie counting; heart-rate monitoring; breathing exercises; timer; stopwatch; compass; voice recorder; smartphone finder |
| Smartphone connection | Bluetooth | Bluetooth | Bluetooth | Bluetooth 6.0 | Bluetooth | |
| Supported Operating Systems | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS |
| Automatic workout recognition | Yes | Yes | Yes | No | ||
| Water Resistance Rating | 5 ATM | 5 ATM | 5 ATM | |||
| ANT+ | No | No | No | No | ||
| App Store | No | No | No | No | ||
| ECG sensor | No | No | No | |||
| Depth gauge | No | No | No | No | ||
| Smart alarm | No | No | No | No | ||
| Fast Charging | No | Yes | No | No | ||
| Watch payments | No | Huawei Pay | No | Yes | ||
| Workout planner | No | No | No | Yes | ||
| Scratch protection | Yes | No | No | No | ||
| Built-in music player | Yes | Yes | No | Yes | ||
| Blood Pressure Measurement | No | Built-in compressor cuff | No | |||
| Skin temperature measurement | No | No | No | |||
| Weight | 40 g | 26 g | 41 g | |||
| Display Brightness | 3000 nits | 550 nits | 3000 nits | |||
Cubot X3 Black
BYN 165.88
We may earn a commission
When this device makes sense
Product confidence
Reviews
There are no text reviews yet. If you have experience using this product, please leave a review. It will help other people decide whether this product is right for them.