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Unihertz Atom, World's Smallest 4G Toughness Smartphone, Android 9.0 Pie, Sim-Free, 4 GB RAM & 64 GB ROM
Unihertz Atom, World's Smallest 4G Toughness Smartphone, Android 9.0 Pie, Sim-Free, 4 GB RAM & 64 GB ROM
Unihertz Atom, World's Smallest 4G Toughness Smartphone, Android 9.0 Pie, Sim-Free, 4 GB RAM & 64 GB ROM
Unihertz Atom, World's Smallest 4G Toughness Smartphone, Android 9.0 Pie, Sim-Free, 4 GB RAM & 64 GB ROM
Unihertz Atom, World's Smallest 4G Toughness Smartphone, Android 9.0 Pie, Sim-Free, 4 GB RAM & 64 GB ROM
Unihertz Atom, World's Smallest 4G Toughness Smartphone, Android 9.0 Pie, Sim-Free, 4 GB RAM & 64 GB ROM
The Unihertz Atom is the world's smallest robust 4G smartphone, equipped with an IP68 rating for ultimate protection and incredible camera capabilities.
Unihertz Atom, World's Smallest 4G Toughness Smartphone, Android 9.0 Pie, Sim-Free, 4 GB RAM & 64 GB ROM
Item #: 14425953

Unihertz Atom, World's Smallest 4G Toughness Smartphone, Android 9.0 Pie, Sim-Free, 4 GB RAM & 64 GB ROM

Item #: 14425953

BZD 2500

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from JP

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The Unihertz Atom is the world's smallest robust 4G smartphone, equipped with an IP68 rating for ultimate protection and incredible camera capabilities.
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What Stands Out

Compact design
The Unihertz Atom is the world's smallest 4G smartphone, offering high portability without compromising functionality, making it perfect for on-the-go users and outdoor enthusiasts.
Durable Build
With tough construction, this phone withstands extreme environments, providing reliable durability for adventurers and those in demanding jobs, outperforming standard smartphones.
Robust Performance
Equipped with 4GB RAM and 64GB ROM, the Atom delivers smooth multitasking and sample storage, addressing performance concerns for users needing reliability in compact devices.

Product Details

Get the Unihertz Atom, the smallest 4G tough smartphone. Android 8.1 Oreo, 4GB RAM & 64GB ROM. Shop now at Ubuy Belize for global delivery.
  • Smallest 4G Rugged Smartphone in the World
  • Unlocked Smart Phone with 4GB RAM and 64GB ROM
  • NFC, OTG, Fingerprint Scanner, Type C
  • Super Mini 4G Cell Phone
  • Android 9.0 Pre-installed
  • Charger not included in the box
Operating systemAndroid 9.0
RAM Memory Installed4 GB
Processor SeriesATOM
Processor Speed2 GHz
Memory Storage Capacity64 GB
Colorblack
SIM card slot countDual sim
Connector TypeUSB Type C
Form FactorBar
Biometric Security FeatureFingerprint Recognition
Human-Interface InputTouchscreen
Water Resistance LevelWaterproof
Headphones Jack3.5 mm
Compatible Devices[MAJOR_US_CARRIERS]
codeCamera, GPS, USB, radio, wifi
Flash Memory Supported Size Maximum64 GB
Front Photo Sensor Resolution8 MP
Rear Facing Camera Photo Sensor Resolution16 MP
Camera Descriptionfront, rear
Camera FlashNo Flash
Shooting ModesAutomatic
Optical Sensor Resolution16 MP
Number of Rear Facing Cameras1
Number of Front Cameras1
Battery Capacity2000 Milliamen Hours
Battery DescriptionLithium-Ion
Battery charge time100 minutes
Battery Power2000
Effective Video Resolution8 Pixels
Video Capture Resolution1080P
Frame Rate24, 30, 60
Screen Size2.4 Inches (6.1 cm)
Resolution240*432
Refresh Rate120
Display TypeLCD
Aspect Ratio1.77:1
Display Resolution Maxim240 x 432
Display Pixel Density315 Pixels Per Inch (PPI)
Wireless ProviderT-Mobile, Unlocked, Verizon
Cellular Technology4G
Connectivity TechnologyBluetooth, NFC, USB, Wi-Fi
Wireless network technologyLTE, Wi-Fi
BrandUnihertz
Model Year2017
Built-In MediaPower Adapter
ManufacturerATOM-01
Model SeriesATOM
Specific Uses For ProductOutdoor adventure, business travel, daily life
Unit Count1 Count
Item Weight108 Grams
Item dimensions9.7 x 4.5 x 1.9 cm
Battery Average Life8 hours
Phone Talk Time6 hours
Average Battery Life Talk Time6 hours
GPS Geotagging FunctionalityTrue
Supported Satellite Navigation SystemGPS
Ram Memory Installed Size4 GB
CPU ModelATOM
CPU Speed2 GHz

Who Should Buy?

Suitable For
  • Outdoor enthusiasts

    Ideal for hikers and campers who need a compact and durable phone in challenging environments.

  • Travelers

    Perfect for individuals looking for a lightweight and portable phone that can withstand rough handling.

  • Minimalists

    Great for users who prefer a simple and compact device without excess features taking up space.

Not Suitable For
  • Heavy Gamers

    Not suitable for gamers needing high-performance graphics and processing power available in larger smartphones.

  • Power Users

    May not meet the needs of users requesting extensive app storage and multitasking capabilities.

  • Photography Lovers

    Limited camera capabilities compared to modern smartphones may disclose those prioritizing high-quality photography.

Product Description

About This Item

Introducing the Unihertz Atom, the Smallest 4G Rugged Smartphone in the World. Looking for a smartphone that can keep up with your active lifestyle? Look no further than the Unihertz Atom. This unlocked smartphone is designed to withstand the toughest conditions while providing you with all the features you need.

With 4GB of RAM and 64GB of ROM, this compact powerhouse is ready to handle all your multitasking needs. Whether you're streaming videos, playing games, or browsing the web, the Atom's speedy performance won't disappoint. One of the standout features of this phone is its ruggedness.

Built to military-grade standards, the Atom is waterproof, shockproof, and dustproof. You can take it with you on your outdoor adventures without worrying about damage from water, drops, or dirt. Its hardy design ensures that it can handle whatever you throw at it.

But don't let its toughness fool you - the Atom is also a sleek and stylish smartphone. With its compact size, it fits comfortably in your hand and easily slips into your pocket. Whether you're hiking, biking, or just going about your daily activities, you'll appreciate the convenience of having this small smartphone by your side.

And let's not forget about its 4G capabilities. With the Atom, you'll have fast and reliable internet connectivity wherever you go. Stream videos, browse social media, and stay connected with friends and family, all without the hassle of a slow connection.

The Unihertz Atom is truly a game-changer in the world of rugged smartphones. Its compact size, durable design, and powerful performance make it the perfect choice for anyone seeking a reliable and versatile phone. Don't settle for anything less than the best - get the Unihertz Atom today and experience the ultimate in rugged smartphone technology.

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Customer Questions & Answers

  • Question: Is the Unihertz Atom truly waterproof?

    Answer: Yes, the Unihertz Atom has an IP68 rating, making it waterproof and dustproof.
  • Question: Can I use two SIM cards with the Unihertz Atom?

    Answer: Yes, the Unihertz Atom supports dual SIM functionality.
  • Question: How long does the battery last?

    Answer: The 2000 mAh battery is designed to provide adequate power for daily usage.

Unihertz Smart Phones Editorial Review

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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
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“Accurate delivery timing given”

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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
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