Romance University is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Learn more

The Best unlocked dual sim of 2021 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best unlocked dual sim of 2021. Check our ranking below.

2,363 Reviews Scanned

Rank No. #1
Samsung Galaxy A31 A315G 128GB Dual SIM GSM Unlocked Android Smartphone (International Variant/US Compatible LTE) - Prism Crush Blue
  • Display: 6.4 inches Super AMOLED capacitive touchscreen, Resolution: 1080 x 2400 pixels
  • Memory: 128GB, 4G RAM - MicroSD up to 512GB
  • Android OS -- Mediatek MT6768 Helio P65 -- Octa-core (2x2.0 GHz & 6x1.7 GHz) -- ARM Mali-G52
  • Non-removable Li-Po 5000 mAh battery, Fast charging 15W
  • Dimensions: 6.27 x 2.88 x 0.34 in, Weight: 6.53 oz
Rank No. #2
Samsung Galaxy A31 64GB / 4GB - A315G/DSL Unlocked Dual Sim Phone w/Quad Camera 48MP+8MP+5MP+5MP GSM International Version (Prism Crush Black)
  • Display: 6.4 inches Super AMOLED capacitive touchscreen, Resolution: 1080 x 2400 pixels
  • Memory: 64GB, 4G RAM - MicroSD up to 512GB
  • Android OS -- Mediatek MT6768 Helio P65 -- Octa-core (2x2.0 GHz & 6x1.7 GHz) -- ARM Mali-G52
  • Non-removable Li-Po 5000 mAh battery, Fast charging 15W
  • Dimensions: 6.27 x 2.88 x 0.34 in, Weight: 6.53 oz
Rank No. #3
Nokia 110-2G Unlocked Dual SIM Feature Phone - 1.77" Screen - Black
  • Up to 14 hours of talk time from a single single charge and recharge with a micro USB cable.
  • Made of tough polycarbonate, shaped to fit comfortably in your hand.
  • Turn moments into lasting memories with a photo or video captured from the rear camera.
  • Listen to your own music or tune in to local radio stations. Pre-loaded with a full Snake game, plus try-and-buy games.
  • Please check with your mobile carrier to ensure 2G network support. Product is fully unlocked but carriers need to support product.
SaleRank No. #4
Samsung Galaxy A02 4G LTE Unlocked Global Volte (64GB, 3GB) 6.5" Dual Camera Dual Sim (At&t Tmobile Metro Latin Europe) (No for Verizon Boost) International Model SM-A022M/DS (Blue)
  • DOES NOT Work on Verizon Boost or any CDMA Carrier. Unlocked 4G LTE VoLTE Worldwide Global Version US Adapter
  • Dual Nano SIM LTE Bands: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41 3G Bands: 850, 900, 1700, 1900, 2G Quad Bands
  • 64GB (aprox 54Gb user) 3GB RAM Dual Back Camera 13 + 2MP Flash - Front Camera 5MP
  • Quad Core 1.5GHz Android 10. Support Micro SD 1TB (Not Included)
  • 6.52 HD+ International Model - No Warranty in US. Compatible ONLY with Most GSM Carriers. Not Compatible with CDMA Carriers
Rank No. #5
BLU Advance L5 -Unlocked Dual Sim, 16GB -Black
  • Unlocked Dual SIM smartphone, Android 8.1 Oreo (Go Edition)
  • 4.0” Touchscreen Display
  • 5MP Main Camera with flash + 2MP Selfie Camera
  • 16GB Internal memory 512MB RAM Micro SD up to 64GB, 1.3GHz Quadcore processor with Mali-400 GPU
  • GSM Quad band, 3G (850/1900/2100) US compatibility with GSM Networks including, T-Mobile, Metro PCS, and others. (Not compatible with new AT&T or Cricket activations or with CDMA Networks like Verizon, Sprint, and Boost Mobile)
Rank No. #6
Samsung Galaxy A71 A715F 128GB Dual-SIM GSM Unlocked Phone (International Variant/US Compatible LTE) - Prism Crush Black
  • Display: 6.7 inches Super AMOLED capacitive touchscreen w/ Corning Gorilla Glass 3, Resolution: 1080 x 2400 pixels
  • Memory: 128GB 6GB RAM - Up to 512GB microSDXC
  • Main Camera: (Quad) 64 MP PDAF + 12 MP + 5 MP dedicated macro camera + 5 MP depth sensor - Selfie Camera: 32 MP w/ HDR
  • OS: Android - Chipset: Qualcomm SDM730 Snapdragon 730 - Graphics: Adreno 618 - Processor: Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
  • International Variant/US Compatible LTE
Rank No. #7
BLU Z5 -GSM Unlocked Dual Sim -Black
  • Unlocked Dual SIM; 1.8" Display 128 x 160 ~114ppi
  • Internal 32MB | 32MB RAM MicroSD Slot up to 32GB
  • VGA Camera | 600mAh Battery
  • Built-in FM Antenna MP3 | MP4 Player | Flashlight
  • GSM 850/900/1800/1900
Rank No. #8
Samsung Galaxy A01 Core (16GB) 5.3", 3000mAh Battery, Android 10, Dual SIM GSM Unlocked Global 4G LTE (T-Mobile, AT&T, Metro, Straight Talk) International Model A013M/DS (64GB SD Bundle, Blue)
  • International Model - No Warranty in US. Compatible with Most GSM Carriers like T-Mobile, AT&T, MetroPCS, etc. Will NOT work with CDMA Carriers Such as Verizon, Sprint, Boost
  • 5.3 inches, 720 x 1480 pixels, 18.5:9 ratio, 3000 mAh Battery, Bluetooth 5.0, Dual SIM
  • Internal Storage: 16GB, RAM: 1GB, MediaTek MT6739, Android 10 (Go edition), Quad core, 1.5 GHz, Cortex A53
  • Rear Camera: 8 MP, Front Camera: 5 MP, Light sensor, Proximity sensor, Accelerometer
  • 2G bands: GSM 850 / 900 / 1800 / 1900, 3G bands: HSDPA 850 / 900 / 1700 / 1900 / 2100, 4G LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
Rank No. #9
Samsung Galaxy S21 Ultra 5G User manual : A Complete Guide with New Tips for Samsung Galaxy S21, S21 Plus and S21 Ultra 5G
  • Amazon Kindle Edition
  • Seaman, Antonio (Author)
  • English (Publication Language)
  • 176 Pages - 01/27/2021 (Publication Date)
Rank No. #10
OnePlus 8 Pro (5G) Dual-SIM IN2023 256GB/12GB RAM (GSM + CDMA) Factory Unlocked Android Smartphone (Glacial Green)- International Version
  • For USA Buyers : This Smartphone is compatible/will work with CERTAIN GSM Networks ONLY. For exact 2G GSM, 3G, 4G/LTE and 5G compatibility, please check with your network provider in advance prior to your purchase.
  • 6.78 inches, Fluid AMOLED capacitive touchscreen, 1B colors, 1440 x 3168 pixels, Corning Gorilla Glass
  • Dual SIM (Nano-SIM, dual stand-by)
  • 256GB Storage, 12GB RAM, No Card slot | Android 10.0; OxygenOS 10.0, Qualcomm SM8250 Snapdragon 865 (7 nm+), Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585), Adreno 650
  • Primary Quad Camera : 48 MP, f/1.8, 25mm (wide), 1/1.43", 8 MP, f/2.4, (telephoto), 48 MP, f/2.2, 13mm (ultrawide), 5 MP, f/2.4, (depth) | Dual-LED flash, HDR, panorama | Video2160p@30/60fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS | Front Camera : 16 MP, f/2.5, (wide), Auto-HDR | Video1080p@30fps, gyro-EIS

Last update on 2021-04-09 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best unlocked dual sim?

Do you get stressed out thinking about shopping for a great unlocked dual sim? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching unlocked dual sim, which is why we have assembled a comprehensive list of the greatest unlocked dual sim available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for unlocked dual sim that you consider buying. Your questions might include the following:

  • Is it worth buying an unlocked dual sim?
  • What benefits are there with buying an unlocked dual sim?
  • What factors deserve consideration when shopping for an effective unlocked dual sim?
  • Why is it crucial to invest in any unlocked dual sim, much less the best one?
  • Which unlocked dual sim are good in the current market?
  • Where can you find information like this about unlocked dual sim?

We’re convinced that you likely have far more questions than just these regarding unlocked dual sim, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for unlocked dual sim, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible unlocked dual sim. Make sure that you are only using trustworthy and credible websites and sources.

We provide an unlocked dual sim buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available unlocked dual sim currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of unlocked dual sim has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an unlocked dual sim?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your unlocked dual sim.
  5. Customer Ratings: Number ratings grade unlocked dual sim objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their unlocked dual sim.
  7. Product Quality: You don’t always get what you pay for with an unlocked dual sim, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an unlocked dual sim is should be an indication of how long it will work out for you.

We always remember that maintaining unlocked dual sim information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding unlocked dual sim is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.