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  • Large Screen 4G Smart Watch with Sim Card for Adults Best NFC Smart Watches with Gps OEM Sports Smart Watches Made in China
  • Large Screen 4G Smart Watch with Sim Card for Adults Best NFC Smart Watches with Gps OEM Sports Smart Watches Made in China
  • Large Screen 4G Smart Watch with Sim Card for Adults Best NFC Smart Watches with Gps OEM Sports Smart Watches Made in China
  • Large Screen 4G Smart Watch with Sim Card for Adults Best NFC Smart Watches with Gps OEM Sports Smart Watches Made in China
  • Large Screen 4G Smart Watch with Sim Card for Adults Best NFC Smart Watches with Gps OEM Sports Smart Watches Made in China
  • Large Screen 4G Smart Watch with Sim Card for Adults Best NFC Smart Watches with Gps OEM Sports Smart Watches Made in China
Large Screen 4G Smart Watch with Sim Card for Adults Best NFC Smart Watches with Gps OEM Sports Smart Watches Made in China
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Large Screen 4G Smart Watch with Sim Card for Adults Best NFC Smart Watches with Gps OEM Sports Smart Watches Made in China

  • 1 - 99 Pieces
    $36
  • 100 - 999 Pieces
    $35
  • 1000 - 2999 Pieces
    $34.50
  • >= 3000 Pieces
    $34

Customization:

logo/pattern（Min.Order: 2000 pieces）
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Large Screen 4G Smart Watch with Sim Card for Adults Best NFC Smart Watches with Gps OEM Sports Smart Watches Made in China

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • 4G Calling & SIM Card Compatibility: Enables standalone phone calls and messaging without a connected smartphone, ideal for commercial or outdoor use.
  • Advanced Health Monitoring: Tracks real-time health metrics including blood pressure, heart rate, and activity levels, with a temperature gauge for environmental awareness.
  • GPS & NFC Integration: Supports navigation, route tracking, and contactless payments via NFC, enhancing convenience in daily and professional scenarios.
  • Customizable Display: Features an AMOLED screen with adjustable watch faces, layouts, and widgets (e.g., moon phase, weather) for personalized usability.

Key features

  • 1. Corrosion-Resistant Material Technology

    • With a zinc alloy case and durable rubber strap, you can ensure long-lasting durability and comfort during intense workouts or daily use. ~30% more resistant to scratches and corrosion than plastic-cased models*.

  • 2. Responsive Interactive Design

    • With a 1.4-inch AMOLED touchscreen and customizable watch faces, you can instantly access health metrics, weather data (e.g., temperature, moon phase), and app notifications. Offers faster multitasking compared to button-operated smartwatches*.

  • 3. Extended Performance Parameters

    • With a 5-10 day battery life and 4G SIM support, you can use it independently for calls, GPS tracking, and fitness monitoring without relying on a smartphone. Lasts ~2x longer than average smartwatches*.

  • 4. Versatile Scenario Solutions

    • With IP67 waterproofing and a sports-style design, you can seamlessly transition from outdoor workouts to casual wear. Supports continuous operation in rain, sweat, and dusty environments*.

  • 5. Certified Durability Standards

    • With IP67 certification, you can use it confidently in water-resistant and dust-prone settings. Meets international durability standards for rugged everyday use*.

Product details

Large Screen 4G Smart Watch with Sim Card for Adults Best NFC Smart Watches with Gps OEM Sports Smart Watches Made in China

The GT4 Large Screen 4G Smart Watch combines sleek design with advanced functionality, offering a versatile wearable for adults. With a customizable AMOLED display, alloy-zinc alloy case, and IP67 waterproofing, it delivers durability, style, and seamless connectivity for everyday use, fitness tracking, and outdoor activities.

Technical specifications

FeatureSpecificationBenefit
Battery Life5 to 10 daysLong-lasting power for uninterrupted use
Case MaterialAlloy, Zinc Alloy, RubberDurable build with lightweight comfort
Display TypeAMOLED (466x466 resolution)Vibrant, high-clarity visuals
Waterproof RatingIP67Resists dust and water immersion
Control ModeTouchIntuitive gesture-based navigation
OS CompatibilityAndroid, Phone CallingSeamless smartphone integration
Connectivity4G, GPS, NFCIndependent calls, navigation, and payments
Screen Size36-40mm (Round/Heart Shape)Large, customizable interface

Customization guide

Adjustable Parameters:

  • Strap Material/Color: Swap between rubber, alloy, or zinc alloy for sporty or formal aesthetics.
  • Display Layout: Customize watch faces to prioritize health metrics, weather data, or fitness tracking.
  • Shape: Choose between round or heart-shaped designs to match personal style.

Scenario Solution:
The rubber strap and IP67 rating make this smartwatch ideal for outdoor workouts, while the AMOLED display ensures readability under direct sunlight. For business users, the alloy case paired with a round face offers a professional look without sacrificing fitness-tracking capabilities.

Get inspired

Elevate your daily routine with a smartwatch that adapts to your lifestyle. Track workouts, receive calls on the go, or monitor weather conditions—all on a device that blends cutting-edge tech with a modern aesthetic.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Battery Life5 days+20% (6 days)+60% (8 days)*
Display Resolution466x466500x500600x600
GPS AccuracyStandardEnhancedPremium
Waterproof RatingIP67IP68IP68+
4G SupportOptionalIncludedDual SIM

Supplier's note

  1. Technical Breakthroughs:

    • Alloy-Zinc Alloy Case: Combines lightweight strength with premium aesthetics, reducing weight by 15% compared to all-metal alternatives.
    • AMOLED Display: Offers 30% higher contrast than standard LCD screens, enhancing readability in bright environments.
    • 4G with SIM Card: Enables standalone calling/navigation without a paired smartphone.

  2. Version Selection Guide:

    • Base Model: Ideal for casual users prioritizing budget and basic features (e.g., daily step tracking, calls).
    • Advanced Model: Targets fitness enthusiasts needing extended battery life and higher GPS accuracy for outdoor activities.
    • Pro Model: Designed for professionals and travelers requiring dual SIM support, IP68+ durability, and premium display quality.

With the Pro’s IP68+ rating, you can swim or hike confidently while maintaining connectivity. Pair this with its 600x600 resolution, and you gain crystal-clear visuals for mapping and navigation. The Base Model’s 5-day battery ensures reliability for daily commutes, while the Advanced Model’s 6-day endurance suits weekend adventurers.

Note: Percentages and benchmarks are illustrative and assume industry-standard comparisons.

Frequently asked questions

  • Which smartwatch model is best for constant connectivity with 4G calling?

  • How do I clean the alloy bezel and rubber strap without damaging them?

  • Alloy vs Plastic Cases: Which is more durable for daily use?

  • Can I customize watch faces to add health metrics like temperature?

  • Is the GT4 Smartwatch IP67-rated and compatible with Android devices?

  • Does the AMOLED display affect battery life compared to other smartwatches?

  • What unique health features does the GT4 offer besides heart rate monitoring?

  • How does the GPS accuracy compare to other sports smartwatches?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Battery LifeLong trips, frequent useIndustry Standard: 3-5 days ▲ Our Base: 5-10 days ▲ Our Advanced: 10+ days (supports 14-day use)
(ISO 17065 certified)		Extended usage without recharging; reduces charging frequencyHigher cost for Advanced version; bulkier design for larger batteries
Water ResistanceSwimming, outdoor activitiesIndustry Standard: IP67 ▲ Our Base: IP67 ▲ Our Advanced: IP68 (submersion up to 1.5m for 30min)
(ISO 22810 certified)		Matches industry baseline; Advanced version ideal for swimmingIP68 requires careful maintenance to retain certification
Display QualityFitness tracking, navigationIndustry Standard: LCD (320×320) ▲ Our Base: AMOLED (466×466)
(ISO 13406-2 certified)		Vivid colors and sunlight readability; higher resolution than competitorsAMOLED may drain battery faster than LCD in some usage scenarios
Material DurabilityDaily wear, rugged environmentsIndustry Standard: Plastic or basic alloy ▲ Our Base: Alloy/Zinc Alloy + Rubber ▲ Our Advanced: Titanium Alloy + Rubber
(ASTM F1510 certified)		Lightweight yet robust; resists scratches and corrosionAdvanced versions may be cost-prohibitive for budget users
ConnectivityRemote communication, app integrationIndustry Standard: Bluetooth + GPS ▲ Our Base: 4G + NFC + GPS ▲ Our Advanced: 5G + NFC + GPS
(3GPP Release 16 compliant)		Direct calls/SMS without a phone; NFC for payments4G/5G may consume battery faster; requires SIM card for calls
Call FunctionalityHands-free calls, emergency communicationIndustry Standard: No direct calls ▲ Our Base: SIM-based calls/pressurized alerts ▲ Our Advanced: Noise-canceling mics + VoLTE
(ETSI EN 301 511 certified)		Independent calling without a phone; Advanced version ensures clear callsSIM card compatibility varies by region; adds device thickness

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The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.