Samsung Galaxy A21 (Boost Carrier Only)


Samsung Galaxy A21 (Boost Carrier Only)

Sale price$74.99 Regular price$249.00
Save $174.01

  • One year of accidental damage protection
  • Low $50 deductible
  • Repair or Replacement of your device by Warranty Life
  • Extended Protection Plans are available

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Condition:Like New
Only 1 unit left

Used Samsung Galaxy A21 (Boost Carrier Only)

Experience the Galaxy A21 in all its glory—a phone that effortlessly merges power and style. Dive deep into its enhanced features that redefine the smartphone experience: optimized performance, longer battery life, and a vibrant, expansive display. Enjoy the resilience of a device designed for unexpected moments with its dust resistance. Get your used Galaxy A21 (Boost Carrier Only) exclusively at Phone Daddy.

Please note: This Samsung Galaxy A21 is a carrier-locked phone and can only be used on the Boost Mobile network.

Seamless Visual Delight

Dive into a 6.5-inch HD+ Infinity-O display, offering an expansive and uninterrupted visual experience perfect for binge-watching or gaming. A modern glossy finish in multiple shades complements the device's stylish design, while a rear-mounted fingerprint scanner offers quick and secure access.

Photographer's Dream Kit

A quad-camera setup lets you snap vibrant photos, wide-angle shots, detailed close-ups, and portrait photos with beautiful bokeh effects. Elevate your selfie game with a 13MP front camera, ensuring every shot captures your best side.

Reliable Powerhouse

With the MediaTek Helio P35 at its heart, the A21 provides a balance between performance and efficiency, ensuring smooth multitasking and app usage. Navigate with ease on the One UI 2.0 based on Android 10, designed to be intuitive, user-friendly, and visually appealing.

Space for Everything

Don't stress about storage with 32GB built-in and an option to expand up to 512GB, making sure you never run out of space for memories, apps, and more.

All-Day Energy

A robust 4,000mAh battery ensures your day goes uninterrupted, and with 15W fast charging, power up quickly when you're on the go.

Buy Used Galaxy A21(Boost Carrier Only) at Phone Daddy

Discover unbeatable deals on used and renewed Samsung Galaxy A21 (Boost Carrier Only) devices at Phone Daddy. All our used Samsung phones undergo thorough inspection and certification to guarantee flawless performance. Available in stylish colors to suit your preference, every used Galaxy A21 (Boost Carrier Only) we offer is guaranteed to be in top working condition and comes with a 12-month warranty, a 30-day money-back promise, and complimentary free delivery - only at Phone Daddy!

Tech Specification
  • Body: 6.61 x 3.02 x 0.32 in
  • Weight: 6.81 oz
  • Display Size: 6.5 inches
  • Camera: Quad 16 MP; 8 MP; 2 MP; 2 MP
  • Processor: Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • Operating System: Android 10, One UI 2.0
  • Memory: 32GB 3GB RAM
  • Battery: Li-Po 4000mAh
Grading Policy


  • Screen: Zero wear and tear or scratches
  • Body: Zero wear and tear
  • Excellent

  • Screen:Zero wear and tear or scratches
  • Body:Minimal wear and tear
  • Good

  • Screen:Noticeable wear and tear at a distance, barely noticeable when screen is powered on
  • Body:Noticeable wear and tear at a distance
  • Best Value

  • Best Value:Noticeable wear and tear, still noticeable when screen is powered on
  • Body:Visible and distinct wear and tear around the body
See our Grading policy
Warranty & Perks
  • 1-Year Warranty - If your item has a technical defect within the first year (after date of purchase), we'll send you a replacement or refund.
  • Free Economy Shipping - Enjoy free shipping on all orders above $100 or select our express 2 day shipping if you need your items ASAP. 
  • Customer Support - Our customer service representatives will reply to you within one business day if you have any questions or issues and are available via chat/email/phone.
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Returns & Shipping

Our goal is for you to be absolutely satisfied with your product. If there's any reason you need to return it, we will accept any reason for return to undamaged devices within 30 days of delivery. Phone Daddy does not cover any physical, water, or accidental damage unless the device has our Extended Coverage+ Plan.

  • Return Process - To start your return, please begin the process at
  • Technical Support - If your device is having any issues, please reach out to us at for help resolving any problems you may be experiencing before beginning a return. 
  • Shipping - We offer shipping via UPS, and USPS if P.O. Box Shipping Address. Orders take 1 Business day to process. Please place your order by 1 p.m. CST on business days in order for us to process it and ship it on the same day. Orders that are placed after 1 p.m. will get processed and shipped the next business day.
Payment Plans

What is Afterpay?

Afterpay is a buy now, pay later lender that divides your total purchase amount into four payments.

What is Shop Pay?

Shop Pay offers you the option to pay in full at checkout, or to split your purchase into regular payments with Shop Pay Installments.

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How to Qualify? 2 Day Free Shipping on Retail orders over $99+