1. TrueSmart
The growing demand for smartphones has naturally led to a rise in the exchange and sale of both used and new devices. TrueSmart offers a trusted and affordable service for buying and exchanging old/new phones in Hanoi. If you feel your iPhone is slowing down or becoming outdated, or simply want to upgrade to a newer model, TrueSmart is the place for you. You can easily trade in your old iPhone for a newer version with minimal cost. Here's how it works: bring your old phone to TrueSmart. The staff will assess the model and condition of your phone and provide a valuation based on the program's guidelines. If you agree to sell, the staff will help you with the purchase. You can select and own a new iPhone right there after settling the price difference. To establish a strong position in the smartphone distribution market, TrueSmart continually strives to improve and enhance the quality of its services. If you're looking to buy, sell, or exchange phones or technology devices at a reliable and competitive price, contact TrueSmart for expert advice and support.
CONTACT INFORMATION:
Address:
- 222 Nguyen Van Cu St, Ngoc Lam, Long Bien, Hanoi
- 33 Xa Dan St, Dong Da, Hanoi - 0948 122 666
- 204 Thai Ha St, Dong Da, Hanoi - 0963 573 333
- ...
Email: [email protected]
Website: http://www.truesmart.com.vn/
Fanpage: www.facebook.com/truesmartphone/


2. Di Động Thông Minh
Di Động Thông Minh is a retail franchise system that sells smartphones, official accessories, and offers repair services. It is a partner of major official phone brands in Vietnam such as Apple, Samsung, Oppo, Realme, Vivo, VSmart, Xiaomi, and Asus. Established in 2012, Di Động Thông Minh has become a popular destination for tech enthusiasts nationwide, offering reliable, high-quality official smartphones and tablets. The main office is located at 119 Thai Thinh, Thinh Quang Ward, Dong Da District, Hanoi, with a branch at 392 Hoang Dieu, Ward 5, District 4, Ho Chi Minh City.
With Di Động Thông Minh, customers always come first, ensuring an excellent experience with every visit. They offer 0% interest installment payments via credit cards, with support from up to 24 member banks. Product quality is guaranteed, with a 100% official warranty. The customer service staff is friendly, attentive, and always striving to improve in order to meet the needs of their customers. Online shopping support, home delivery, and payment on delivery are also available, ensuring products are exactly as seen on the website.
CONTACT INFORMATION:
Address: 119 Thai Thinh, Dong Da, Hanoi
Hotline: 0855 100 001 & 0966 119 995
Email: [email protected]
Website: https://didongthongminh.vn
Fanpage: www.facebook.com/didongthongminh.vn/
Opening Hours: 08:00 – 21:30


3. MobileCity
Continuing its mission to provide the best for its customers, MobileCity has consistently launched programs such as "Buy Back Old Smartphones – Exchange for New Smartphones" for all customers using these products. They also accept old, heavily damaged smartphones that can no longer be used. This makes MobileCity an essential name on this list.
It's simple – just bring your used smartphone (old phone) that is part of the program to a MobileCity branch in Hanoi, where the staff will inspect the model and condition of your device. Your phone will be priced according to a predefined scale. After reaching a fair agreement, MobileCity will buy back your phone at the best price. Benefits of participating in MobileCity's "Buy Back Old Smartphones – Exchange for New Smartphones" programs include: clearing out all types of phones in any condition at the best price, without the hassle of posting an ad, no need to deal with warranty after the sale, and the opportunity to upgrade to a new smartphone at 100% support.
CONTACT INFORMATION:
Address:
- 120 Thai Ha, Dong Da, Hanoi - 0969 120 120
- 398 Cau Giay, Cau Giay, Hanoi - 096 1111 398
- 42 Pho Vong, Hai Ba Trung, Hanoi - 0979 884 242
Phone: 0374 379 999
Email: [email protected]
Website: https://mobilecity.vn
Fanpage: www.facebook.com/MobileCity.vn


4. Clickbuy
The smartphone retail chain Clickbuy operates nationwide, with locations in both Hanoi and Ho Chi Minh City. Since its founding in September 2012, Clickbuy has become one of the most trusted mobile phone stores in Hanoi, a familiar destination for tech lovers in both Hanoi and Ho Chi Minh City. With its modern, spacious facilities, Clickbuy continually strives to improve the quality of its services.
In Hanoi, Clickbuy has its own dedicated warranty center located on the second floor at 118 Thai Ha, Dong Da. This tech hub in central Hanoi is very convenient, allowing easy access between the three Clickbuy branches in Hanoi: 111 Tran Dang Ninh, 209 Xa Dan, and 118 Thai Ha. With its spacious and modern facilities, Clickbuy prides itself on offering excellent service and continuously improving the quality of both products and customer service, all under the motto “Pleased customers, satisfied customers.”
CONTACT INFORMATION:
Address:
- 111 Tran Dang Ninh, Cau Giay, Hanoi - 0976 732 468
- 446 Xa Dan, Dong Da, Hanoi - 0961 112 468
- ...
Phone: 19006 33909 & 0964 242 468
Website: https://clickbuy.com.vn
Fanpage: www.facebook.com/clickbuy.smartphone


5. TechOne
Established in 2002, the TechOne supermarket chain is one of the leading mobile phone retailers in the field of mobile device distribution. TechOne officially became a distributor and strategic partner for top brands such as Apple, Samsung, Nokia, Sony, Oppo, HTC, Blackberry, Lenovo, and official accessories.
With over 15 years of development, TechOne has been delivering customer satisfaction with its products and services. All efforts are dedicated to customer satisfaction, which has earned TechOne recognition from many customers. The company has also received several prestigious awards, such as being ranked in the top 500 websites in Vietnam and receiving the Best Product and Service title in Vietnam. TechOne aims to continue growing and strengthening customer trust with ongoing contributions from customers.
TechOne offers trade-in programs, allowing customers to upgrade their devices with the following benefits:
- Up to a 3 million VND discount on upgrades
- High-speed device check with cash received in just 10 minutes
- Trade-in all types of old phones
- Participate in various promotional programs
- 0% interest installment payments and upgrades with zero cost
- Credit card installment support from 25 national banks
CONTACT INFORMATION:
Address:
- 113 Thai Ha, Dong Da, Hanoi - 024 7308 8888 & 0387 343 333
- 257 Cau Giay, Hanoi - 0336 300 300
Phone: 1900 6666 & 0835 375 555
Email: [email protected]
Website: https://www.techone.vn
Fanpage: www.facebook.com/TechOne.com.vn/


6. What Should You Know When Exchanging Your Old Phone for a New One?
When exchanging an old phone for a new one, there are several important factors you need to consider to ensure a smooth process and avoid unwanted risks:
- Determine the Value of Your Old Phone
- Value Assessment: Research the current value of your old phone to help negotiate a fair deal. You can check prices on online buying platforms or ask stores that specialize in second-hand phones.
- Comparison: Compare prices at different places to understand the reasonable market value and negotiate better.
- Inspect the Condition of Your Old Phone
- Test the Phone: Ensure it works properly without any serious software or hardware issues.
- Check the Exterior: Look for scratches, cracks on the screen, or other damages.
- Delete Personal Data: Backup your data and reset the phone to its factory settings before trading it in.
- Proof of Ownership
- Receipt and Warranty: Bring the original purchase receipt and any warranty papers to prove ownership of the device.
- Check the IMEI: Make sure the phone isn’t blacklisted or reported stolen by verifying its IMEI number.
- Understand the Exchange Policy
- Store Policy: Familiarize yourself with the store’s exchange policy, including trade-in value, old phone condition requirements, and any additional fees.
- Warranty and Support: Review the warranty and support offered on the new phone you receive.
- Inspect the New Phone
- Authenticity: Ensure the new phone is an authentic product, complete with receipts and necessary paperwork.
- Condition Check: Thoroughly inspect the new phone for any defects or damages.
- Exchange Receipt: If possible, request a receipt outlining the exchange terms and conditions.
- Select a Trusted Store: Choose reputable stores with good reviews to ensure high-quality service and products.
- Consider Other Options: Sometimes selling your old phone and purchasing a new one separately might offer better value than direct exchange.
7. What is the Price Difference When Exchanging an Old Phone for a New One in Hanoi?
The cost difference when exchanging an old phone for a new one in Hanoi depends on several factors, including the value of your old phone, the model of the new phone, its condition, and the store’s policy.
Here are some estimated examples of the price difference when trading in an old phone for a new one. Keep in mind that actual prices may vary based on the store and the condition of your device:
- iPhone 14: If you trade in an old iPhone 12 (valued around 10-12 million VND), you might need to add approximately 12-14 million VND to get the iPhone 14.
- iPhone 15 Pro: If you trade in an old iPhone 13 Pro (valued around 20-22 million VND), you might need to add around 15-20 million VND to get the iPhone 15 Pro.
- iPhone SE (2022): If you trade in an old iPhone 8 (valued around 3-5 million VND), you might need to add about 8-10 million VND to get the iPhone SE (2022).
Tips for Reducing the Cost:
- Compare Prices: Shop around at different stores to find the best trade-in value for your old phone.
- Choose the Right Timing: Certain times of the year may offer special promotions or discounts that can lower the cost.
- Understand the Exchange Policy: Be sure to fully understand the store’s exchange policy to avoid unexpected costs.
For the most accurate and up-to-date pricing, it's recommended to contact local stores or service centers in Hanoi. Ask them to evaluate your old phone and provide detailed information about the cost difference.
8. CellphoneS
The mobile retail chain CellphoneS has years of experience in the technology retail industry, operating 22 stores in Hanoi and Ho Chi Minh City. It is one of the five largest systems in Vietnam, alongside Thegiodidong, FPTshop, VienthongA, and Viettel Stores. If you are looking for a reputable phone retailer with great prices, this is the place to check out!
Currently, CellphoneS runs a trade-in program for old products such as phones, tablets, headphones, smartwatches, and laptops. This special program is available for all old, new, authentic, and imported products.
The phones sold at CellphoneS are genuine, come with a 12-month warranty, and have a 30-day exchange policy, with the best deals and prices. Accessories sold at CellphoneS are made by well-known brands such as Sony, Asus, Xiaomi, LG, Samsung, and come with a 1-to-1 warranty within 12 months. Additionally, the system holds a trade-in program every time Apple releases a new product.
CONTACT INFORMATION:
Address:
- 51 Dai Co Viet, Hai Ba Trung, Hanoi - 024 7100 0051
- 126 Ho Tung Mau, Cau Giay, Hanoi - 024 7100 0126
- ...
Hotline: 1800 2097
Email: [email protected]
Website: https://cellphones.com.vn
Fanpage: www.facebook.com/CellphoneSVietnam/
Operating Hours: 8:00 AM - 10:00 PM


9. Hoàng Hà Mobile
Another prominent name on this list is Hoàng Hà Mobile, a trusted destination for buying and trading new and used phones at great prices in Hanoi. With its 'Trade-in, Trade-up' program, Hoàng Hà Mobile frequently offers enticing deals that provide valuable benefits for customers.
For example, to kick off the New Year shopping season, customers purchasing a new iPhone at Hoàng Hà Mobile can participate in the 'Trade-in, Trade-up – Upgrade to iPhone' program. Under this offer, you can trade in an old iPhone (from iPhone 5 and newer models) for a higher-end iPhone, with only a minimal additional fee. The simple process for this 'trade-in, trade-up' program at Hoàng Hà Mobile involves customers bringing their old phones to any Hoàng Hà Mobile store. The staff will check the phone’s model, condition, and assess its value according to the program’s rules. If the customer agrees to sell the product, the staff will provide a Product Receipt form, which must be completed with the customer’s details (name, phone number, and phone information). Then, you can select and purchase a new iPhone after paying the corresponding price difference.
Owning a new iPhone has never been easier. Simply bring your old iPhone to any Hoàng Hà Mobile showroom, and you can save up to 12 million VND when buying a brand-new Apple phone. Isn’t that amazing?
CONTACT INFORMATION:
Address:
- 382 Nguyễn Văn Cừ, Long Biên, Hanoi - 0915 963 222
- 122 Thái Hà, Đống Đa, Hanoi - 0973 790 122
- ...
Hotline: 1900 2091 & 024 7304 5566
Email: [email protected]
Website: https://hoanghamobile.com
Fanpage: www.facebook.com/hoanghamobilecom/
Shopee Mall: https://shopee.vn/hoangha_mobile_official


10. Mua bán điện thoại 24h
Whenever someone seeks advice on where to exchange old and new phones for a reliable, affordable deal in Hanoi, Mua bán điện thoại 24h is the top recommendation. Whether you shop online or in-store, you can always count on the quality and pricing of the products. Mua bán điện thoại 24h holds trust and quality as their top priorities. Customers purchasing used phones here can rest assured that they will be as beautiful as new ones, inside and out, reflecting the price paid.
Why you should trade your old/new phones at Mua bán điện thoại 24h:
- Customer satisfaction is the top priority. Mua bán điện thoại 24h ensures a great experience for every customer who walks through their door.
- At Mua bán điện thoại 24h, staff carefully checks and assesses the phone's value. If you accept the price, the staff will purchase the phone and pay you immediately or quickly proceed with the exchange process if you're trading your old phone for a new one, all without wasting your time. Mua bán điện thoại 24h prioritizes integrity and customer benefits, offering market-appropriate pricing that makes buying and selling smooth and fair.
- The 'upgrade' process for smartphones at Mua bán điện thoại 24h is simple and fast. Just bring your old phone to the store, where staff will check its model and condition, then determine its value. The price for the old phone will be assessed, and you will be immediately notified of the difference in price between your old phone and the new one you'd like to upgrade to.
- If you agree to the 'Trade-in, Trade-up' deal, the exchange process will be completed swiftly, clearly, and efficiently within just 15 minutes, ensuring you get the best value.
- All products come with a 100% genuine warranty.
- The staff is friendly, attentive, and always listens to your needs, striving to improve their services to meet customer demands.
- Online shopping is supported with home delivery, ensuring the products are exactly as shown on the website.
If you're looking to 'Trade-in, Trade-up,' visit Mua bán điện thoại 24h—they won't disappoint. With reasonable prices and a wide range of phones to choose from, you can easily find the perfect phone for you. Mua bán điện thoại 24h guarantees fair pricing and excellent quality for used and new phones in Hanoi. Visit Mua bán điện thoại 24h today to find your ideal phone!
CONTACT INFORMATION:
Address: Number 2, Alley 178 Thái Hà, Đống Đa, Hanoi
Phone: 0703 359 999
Email: [email protected]
Website: https://thegioismartphone24h.com
Fanpage: www.facebook.com/Mua-bán-điện-thoại-24h-322101767979366/
Opening hours: 09:00–21:30

