# Blackview Z30 4G Kids’ Smart Watch, 1.75-inch

Kids: The Blackview Z30 is a children’s 4G smartwatch with GPS, LBS and Wi-Fi positioning, video and voice calling, and a one-press SOS feature. Its mix of communication, location and activity tools suits families seeking a watch rather than a full smartphone, but cellular use requires a compatible SIM, which the listing says is not included.

- [Original product page](https://bargainpostbox.co.uk/product/blackview-z30-4g-kids-smart-watch)
- [View offer](https://bargainpostbox.co.uk/visit/blackview-z30-4g-kids-smart-watch)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: Blackview
- Model: Z30
- Category: Electronics > Smartwatches & Fitness Trackers > Smartwatches
- Price: 42.47 GBP
- Previous price: 69.99 GBP
- Discount: 39%
- Price checked: 2026-11-12T17:46:57.827Z
- Rating: 4 / 5
- Reviews: 10942

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listing describes 4G calling, video calls, SMS and voice chat, with Nano SIM support.
- Location features listed include GPS, LBS and Wi-Fi positioning, plus safe-zone alerts through the parent app.
- One-press SOS is described as calling up to three pre-set contacts and sending location to a phone app.
- School or class mode, a pedometer, sleep tracking, puzzle games and an LED torch are among the listed functions.

## Pros

- Combines child-to-parent calls and video calls with location features and an SOS shortcut.
- The feature set includes school mode and basic activity and sleep tracking, alongside games and a torch.
- The listing names Android and iOS smartphone compatibility for its companion setup.

## Cons

- Cellular calling and video calls require a separately supplied Nano SIM and suitable mobile service.
- The listed 1 GB storage figure is not identified as RAM or a detailed storage configuration.

## Specifications

### Identity
- Brand: Blackview
- Model: Z30
### Display and video
- Screen size: 1.75 Inches
### Connectivity and controls
- Wireless connection listed: GPS+LBS+Wi-Fi
- Cellular technology: 4G
- Compatible phone operating systems: For Most Android 5.0 or above and iOS 9.0 or above Smartphones, Not suitable for iPad, Tablet, PC.
- SIM format: Nano SIM \(\*Not Included\)
### Power and battery
- Battery capacity: 800 Milliamp Hours
- Battery type: Lithium Metal
### Materials and protection
- Water resistance listed: Waterproof
- Water resistance depth: 1.5 Metres
- Band material: Silicone
- Colour: Coral Blue
### Computing specifications
- Storage listed: 1 GB
### Functions
- Location system: GPS
- Metrics listed: Pedometer, Sleep Duration, Heart Rate Monitor
- Input: Buttons, Microphone

## Before you buy

- The listing is inconsistent about supported UK networks: one section names O2 and Vodafone, while feature text also names EE and Three. Check compatibility with the intended provider before purchase. Water protection is described as both IP68 and waterproof, with a stated depth of 1.5 metres, but no operating conditions are specified. The listed 1 GB is labelled memory storage capacity, with no further explanation of its type.

## A good fit for

- Parents seeking a child-focused watch with calls, video calls, location tools and an SOS function.
- Children who may use school mode, simple games, a torch and basic activity or sleep tracking.

## Less suited to

- Buyers who need a SIM or mobile service included with the watch.
- Those seeking a full smartphone, or who require confirmed compatibility with a specific UK mobile network or water-use scenario.

## Customer feedback

There is no supplied summary of customer comments, so specific praised features or complaints cannot be attributed to buyers. Aggregate ratings lean positive overall but include a substantial lower-star share, and ratings alone do not reveal reasons or how the watch performs for cellular calling, location or water use.

## Frequently asked questions

### Does the Blackview Z30 include a SIM card?
No. The listing specifies Nano SIM support and says the SIM is not included. Mobile service is also needed for cellular functions.
### Which phones are listed as compatible?
The listing names most Android phones running Android 5.0 or later and iPhones running iOS 9.0 or later. It says the watch is not suitable for iPads, tablets or PCs.
### What location features does it offer?
GPS, LBS and Wi-Fi positioning are listed. The feature text also describes safe-zone alerts through the parent app.
### Is the watch suitable for swimming?
The listing calls it IP68 and waterproof and gives a water-resistance depth of 1.5 metres, but does not specify conditions for swimming or other water activities. Check the selected listing for guidance before exposing it to water.

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## Add-ons

- [KZIOACSH 3 Pack Screen Protector for Blackview 4G Kids Smart Watch/Z20 Kids Smart Watch, Ultra-thin Anti-Scratch Anti-Fingerprint Self-Healing Soft TPU Bubble Free Protective Screen Film,NOT GLASS](https://bargainpostbox.co.uk/visit/blackview-z30-4g-kids-smart-watch)
- [Giffgaff Nano/Micro/Standard SIM. Top Tariff Offers Unlimited Calls, Text, Data - Just Pay As You Go - no Contract. Multi Size, Fits All Devices. £5 Bonus Credit When You Top up £10 First Time.](https://bargainpostbox.co.uk/visit/blackview-z30-4g-kids-smart-watch)

## Images

![Blackview Z30 4G Kids’ Smart Watch, 1.75-inch — 1](https://bargainpostbox.co.uk/i/uj1W4xtA47Glr7E_lJ9xKBGfOYJtytKdqFLKPK4A8zlTSm0MSyLLimLeHtec2jlXT9to_-uEFk9VKpxw4iL9Z0vvfP_C-9CDpeqWzweziRhvN6edQkJiaSrP.jpg)

![Blackview Z30 4G Kids’ Smart Watch, 1.75-inch — 2](https://bargainpostbox.co.uk/i/XyE04qaNiz1xh5BsGATVfUZ0VBXrFybyEhCpUjvSxossB7BsZvbsXKljY4jzl9qk4DM3v-ToifKXFpwwWVmyi_JTUI7qLtzoywrCcPQo23N6sESC9kh0eaTO.jpg)

![Blackview Z30 4G Kids’ Smart Watch, 1.75-inch — 3](https://bargainpostbox.co.uk/i/Dbemc-gATm-8A82aPXIWi5pnmMmzVHfqoV4Od485a9ZwDiXXKvjo22JFBBUeZLN-9u_Vi1UVYb91AGlXPMZitggpyRX16mbb8NNx9Ltc0vyKRfWkana_RnAN.jpg)

![Blackview Z30 4G Kids’ Smart Watch, 1.75-inch — 4](https://bargainpostbox.co.uk/i/qOwxICbs54QMFRjdcBbg1SdmQGwV1rQJgdFPJVu0yupBDjtZOXfAx5lOHjhlnP5NnGs3GvaQtbA_lbZEj_iTWL0bpb9xgJU1t_ng_QwrtbGJWd3R3UdX4P2Y.jpg)

![Blackview Z30 4G Kids’ Smart Watch, 1.75-inch — 5](https://bargainpostbox.co.uk/i/kpxknjf-xU8mb10hkcSY-fFqGPD3kycnNzMDbdbYSD12T_R18MNRTBBEN-6xu4Cw2U7IGzq1rkSNnQSR3dflv75UvsJVGsMxTqjLFAbZ8rqSPuE5oNyUAuXz.jpg)

![Blackview Z30 4G Kids’ Smart Watch, 1.75-inch — 6](https://bargainpostbox.co.uk/i/x6YVQKKdhgvpjfS5KHbXufVLYuqaPfyshS2eAf9QkGra9kv1kcV1nXT2W2YFtVLnphnDEfCCCGCK7qZRh5KgdbuQn63Ep0FuOTvFcPurrz8IPXHnhXtPksTR.jpg)

![Blackview Z30 4G Kids’ Smart Watch, 1.75-inch — 7](https://bargainpostbox.co.uk/i/dEcwrcwM4NkP5KTS7F9GZrUmBSFWR__gpRqz7ih_JFuGWSKIouFKsn5ePFNhBlf-nzjfNIUB0D5GTXlk_02NMoYj6EROTNF7f9YXROfDnlRnDVYWSYR6z-K1.jpg)