Samsung Galaxy A42 5G 128GB Black Unlocked Smartphone (Renewed) – SM-A426UZABXAA

Product Name

Samsung Galaxy A42 5G 128GB Black Unlocked Smartphone (Renewed) – SM-A426UZABXAA

Product Overview

The Samsung Galaxy A42 5G is an Android smartphone from Samsung’s Galaxy A series. The product identified by ASIN B097C3TS3Q is a renewed, unlocked U.S. configuration with 128GB of internal storage and a black exterior. Public product records associate this configuration with manufacturer model code SM-A426UZABXAA.

The Galaxy A42 5G uses a 6.6-inch Super AMOLED touchscreen with a 720 × 1600 HD+ resolution. It combines 5G cellular support with an octa-core processor, 4GB of RAM, expandable microSD storage, USB Type-C connectivity, Bluetooth 5.0, Wi-Fi, NFC, GPS, a fingerprint sensor, and a conventional 3.5 mm headphone connection. Samsung documents 128GB of internal storage for the U.S. Galaxy A42 5G platform.

A 5,000mAh typical-capacity rechargeable battery supports the device, while the camera system is built around a 48MP primary rear sensor. Because this listing represents a renewed unit, battery condition, cosmetic condition, prior repair history, and supplied accessories may vary between individual devices.

Product Information

Identification

The unlocked Galaxy A42 5G is documented by Samsung with 128GB of internal storage, while public records for the referenced renewed configuration identify the black SM-A426UZABXAA model.

Physical

Samsung documents the Galaxy A42 5G chassis at approximately 164.4 mm high, 75.9 mm wide, and 8.6 mm deep, with a weight of 193 grams.

Product Identifier Summary

• Model Number: A model number identifies a specific hardware family or regional version. It is useful when checking replacement parts, firmware, carrier support, manuals, and accessories.
• MPN: A manufacturer part number identifies a particular manufacturer-defined product configuration. It may distinguish color, storage, carrier, or regional variants.
• UPC: A Universal Product Code is a retail barcode identifier used for a specific packaged trade item. No sufficiently verified UPC was established for this renewed configuration, so it is omitted.
• EAN: An EAN is a GS1 barcode identifier widely used outside North America. No reliably verified EAN for this exact renewed configuration was established.
• GTIN: GTIN is the broader GS1 numbering system that includes formats such as UPC and EAN. A GTIN is omitted because a matching verified barcode record was not established.
• ASIN: This catalog identifier distinguishes the referenced product record from other Galaxy A42 5G storage, color, carrier, and condition variants.
• ISBN: ISBN identifiers apply to books and certain publications and are not applicable to this smartphone.

Key Features

• 6.6-inch Super AMOLED touchscreen.
• 720 × 1600 HD+ display resolution.
• 5G cellular connectivity.
• 128GB internal storage.
• 4GB RAM configuration.
• microSD expansion support up to 1TB.
• Octa-core processor architecture.
• 48MP primary rear camera.
• 4K rear video recording capability.
• 5,000mAh typical battery capacity.
• USB Type-C connection.
• USB 2.0 data interface.
• Bluetooth 5.0.
• Dual-band Wi-Fi connectivity.
• NFC support.
• GPS, GLONASS, and Galileo positioning support.
• Fingerprint sensor.
• 3.5 mm stereo headphone jack.
• Wi-Fi Direct.
• Non-removable rechargeable battery.

Samsung’s U.S. technical records confirm the display, storage, RAM, microSD, USB-C, Bluetooth, NFC, positioning, fingerprint-sensor, and headphone-jack capabilities of the Galaxy A42 5G platform.

Technical Specifications

These technical values are drawn from Samsung documentation and are limited to specifications that can be consistently supported for the Galaxy A42 5G U.S. hardware family.

Common Uses

• Voice calls and text messaging.
• 5G and LTE mobile internet access.
• Web browsing and email.
• Streaming video and music.
• Photography and video recording.
• Video calling.
• Social networking applications.
• Mobile navigation and mapping.
• Contactless services using NFC.
• Mobile productivity and document viewing.
• Casual mobile gaming.
• Bluetooth audio and accessory connections.
• Storing photos, videos, applications, and documents.
• Expanding local storage with a compatible microSD card.
• Connecting conventional wired headphones through the 3.5 mm jack.

Maintenance and Care

Keep the phone free of excessive dust, moisture, and debris. A soft, dry or slightly damp lint-free cloth can be used for routine exterior cleaning. Disconnect charging and audio cables before cleaning the device.

Avoid placing liquid directly into the USB-C connector, headphone jack, speaker openings, microphone openings, or SIM and memory-card tray. Abrasive cleaners and harsh household chemicals can damage coatings and exterior surfaces.

Rechargeable lithium-ion batteries naturally lose capacity as they age. Battery health is particularly important for a renewed smartphone because previous charge cycles and usage conditions can vary between units.

Back up important files before performing a factory reset, installing major software changes, or sending the device for service. Keep sufficient free internal storage for operating-system updates and normal application operation.

Safety Information

• Do not puncture, crush, burn, or disassemble the rechargeable battery.
• Stop using the phone if the battery becomes swollen or the enclosure begins separating.
• Use compatible USB-C charging equipment that meets appropriate electrical standards.
• Keep the device away from excessive heat, open flame, and prolonged direct sunlight.
• Do not connect a charging cable if moisture or liquid is present inside the USB-C connector.
• Avoid prolonged listening at excessive headphone volume.
• Follow applicable laws and safety rules for mobile-device use while driving.
• Use a compatible charger and cable with intact insulation and connectors.

Package Contents

The contents supplied with a renewed Galaxy A42 5G can vary by refurbisher and individual unit. Public records do not provide a sufficiently consistent package specification for every B097C3TS3Q unit.

Accessories such as a USB charging cable, power adapter, SIM-removal tool, documentation, or protective packaging should therefore be confirmed for the specific unit rather than treated as guaranteed contents.

Compatibility

The referenced configuration is identified as an unlocked U.S. Galaxy A42 5G. An unlocked designation means the device is not intended to remain restricted to one carrier, but actual activation still depends on the service provider’s network bands, SIM requirements, IMEI policies, account eligibility, and regional network configuration.

The phone supports USB Type-C accessories that operate within its USB 2.0 capabilities. Bluetooth accessories, Wi-Fi networks, NFC services, and microSD memory cards must also use standards supported by the device.

Cases, screen protectors, replacement displays, and other model-specific accessories should explicitly list compatibility with the Galaxy A42 5G or the appropriate SM-A426U-series hardware. Similar-looking Galaxy A-series phones can use different dimensions, connector placement, and camera layouts.

Product History

Samsung introduced the Galaxy A42 5G internationally in 2020 as part of its expanding Galaxy A-series 5G lineup. The company documented a 6.6-inch Super AMOLED display, 128GB storage, 5,000mAh battery, and a 48MP-based camera system for the product family.

Samsung announced the Galaxy A42 5G for the United States in April 2021. The U.S. announcement documented 4GB of RAM, 128GB of onboard storage, a 6.6-inch HD+ Super AMOLED display, and 5G connectivity.

The Galaxy A42 5G occupied a position between lower-cost and higher-tier Galaxy A-series phones of its generation. Later Galaxy A models introduced newer processors, cameras, displays, software-support policies, and connectivity features.

Frequently Asked Questions

What product does B097C3TS3Q identify?

It identifies a renewed Samsung Galaxy A42 5G smartphone configured with 128GB of internal storage, a black finish, and an unlocked U.S. network configuration.

What is the model code for this configuration?

Public product records associate the referenced black 128GB configuration with model code SM-A426UZABXAA.

Is this phone factory new?

No. The referenced product record is classified as renewed. Cosmetic condition, battery health, prior service history, and included accessories can therefore vary between individual units.

Is the Galaxy A42 5G unlocked?

The referenced configuration is identified as unlocked. Carrier activation should still be verified using the device IMEI and the intended carrier’s compatibility system.

Does it support 5G?

Yes. The Galaxy A42 5G was designed as a 5G-capable member of Samsung’s Galaxy A series. Network availability depends on carrier coverage and supported frequency bands.

Can the storage be expanded?

Yes. Samsung documents microSD expansion support of up to 1TB for the Galaxy A42 5G U.S. platform.

Does it use USB-C?

Yes. The phone uses a USB Type-C connector for compatible charging and wired data functions.

Does it support fast charging?

Samsung’s Galaxy A42 5G product-family documentation specifies support for charging up to 15W. Charger capabilities can vary, especially with renewed units supplied with replacement accessories.

Does the Galaxy A42 5G have NFC?

Yes. Samsung documents NFC support for the U.S. Galaxy A42 5G hardware.

Does it have a headphone jack?

Yes. The Galaxy A42 5G includes a 3.5 mm stereo audio connection.

Does it have a fingerprint sensor?

Yes. A fingerprint sensor is included among the documented device sensors.

Does it support wireless charging?

Wireless charging is not documented as a supported Galaxy A42 5G feature in the verified U.S. specifications used for this reference page.

Can the Galaxy A42 5G record 4K video?

Yes. Samsung documents UHD 4K video recording at 30 frames per second for the rear camera system.

Does it have optical image stabilization?

No. Samsung’s U.S. technical specifications list optical image stabilization as unsupported for the rear camera system.

How should a renewed Galaxy A42 5G be inspected?

Useful checks include battery condition, display operation, touchscreen response, fingerprint recognition, cameras, microphones, speakers, USB-C charging, headphone output, cellular activation, Wi-Fi, Bluetooth, NFC, and the microSD slot.

How can the model be identified on the phone?

The model number can normally be checked in the device settings under the phone-information section. It may also appear on regulatory information, packaging, or service documentation.

Will any Galaxy A42 case fit?

Accessories should specifically state compatibility with the Galaxy A42 5G and the appropriate SM-A426 series. Cases intended for other Galaxy A models may differ in dimensions and opening placement.

Can this phone use a microSD card and a SIM card?

Samsung documents SIM and microSD support for the Galaxy A42 5G U.S. hardware. Exact tray configuration should be checked against the individual model before installing cards.

What warranty applies to a renewed device?

Warranty terms for a renewed device depend on the refurbisher, seller, service provider, and applicable consumer law. They should not be assumed to match the original manufacturer’s new-product warranty.

Is the phone water resistant?

A verified formal water-resistance rating was not established for this exact renewed configuration. The device should therefore not be treated as waterproof or intentionally exposed to liquids.

Can the battery be removed by the user?

No. Samsung lists the battery as non-removable. Battery replacement normally requires device disassembly and appropriate service procedures.

Buying Considerations

• This product is renewed rather than factory new.
• Battery health can vary because previous charge-cycle history is not uniform across renewed units.
• Cosmetic wear can differ between individual devices.
• Carrier compatibility should be checked using the device IMEI before activation.
• The 128GB internal storage can be supplemented with a compatible microSD card.
• The display uses a 720 × 1600 resolution rather than a higher-resolution Full HD panel.
• The phone uses USB 2.0 for its wired data interface.
• Wireless charging is not a documented feature.
• Optical image stabilization is not documented for the rear camera.
• Accessory packages can vary between renewed units.
• Software age and application requirements should be considered when evaluating an older smartphone model.
• Replacement parts should be matched by exact model number rather than appearance alone.

Customer Feedback Summary

This section is a generalized summary of recurring observations found in publicly available user and professional feedback. It does not represent verified product specifications, and no individual review is quoted.

Battery endurance is one of the most consistently favorable themes. Review coverage commonly notes that the large battery and modest display resolution allow the Galaxy A42 5G to operate for extended periods between charges under typical mixed use.

Users also frequently identify the AMOLED display, 5G capability, expandable storage, and general everyday responsiveness as useful aspects of the device. Public customer-feedback summaries additionally mention camera performance, storage capacity, and unlocked connectivity among commonly appreciated characteristics.

The display resolution is a recurring limitation in professional reviews. Although the panel uses AMOLED technology, its 720 × 1600 resolution is lower than the Full HD resolutions found on some competing smartphones. Reviewers also note that the phone’s hardware and design reflect its midrange position and generation.

Feedback concerning renewed units can differ from feedback about the original factory-new phone. Battery condition, cosmetic wear, replacement accessories, and previous repair work depend on the individual refurbished device rather than the original Galaxy A42 5G specification.

Related Products

• Samsung Galaxy A32 5G: Another Galaxy A-series 5G smartphone from the same general generation.
• Samsung Galaxy A52 5G: A higher-positioned Galaxy A-series model from the same period.
• Samsung Galaxy A71 5G: A larger-screen Galaxy A-series 5G model from the preceding product cycle.
• Samsung Galaxy A53 5G: A later Galaxy A-series smartphone with newer hardware and software support.
• Samsung Galaxy A54 5G: A later midrange Galaxy A-series generation.
• Galaxy Buds: Bluetooth audio accessories compatible with supported Galaxy smartphones.
• microSD memory cards: Removable storage media supported by the Galaxy A42 5G within the device’s documented capacity limits.
• USB Type-C accessories: Compatible charging and data accessories using the device’s wired interface.

Last Updated

August 7, 2026