Guides

Buying and care guides to help you choose a used phone, understand parts, and buy in bulk.

• How Used iPhones Are Graded: A+, A, B & C Explained

  What A+, A, B and C grades mean on a used iPhone, how battery health and testing work, and how to choose the right grade — a Montréal buyer's guide from SubTech.

• Incell vs Soft OLED vs OEM iPhone Screens: Which to Buy

  Incell, Soft OLED and OEM iPhone screens compared — what each tier is, how they differ, and which to choose by model and budget. A wholesale buyer's guide for Canadian repair shops.

• Is It Safe to Buy a Used or Refurbished iPhone? What to Check

  Used iPhones are safe to buy when tested, graded, and IMEI-clean. The five things to check — Activation Lock, IMEI, battery health, function test, grade — before you buy in Canada.

• Buying Phone Parts Wholesale in Canada: Taxes, Shipping & How to Start

  How repair shops buy phone parts wholesale in Canada — why buying domestically beats importing on duties and speed, how to open a wholesale account, and what to stock.

• Used iPhone Financing in Canada: How Pay-Over-Time Works

  How to buy a used iPhone in Canada and pay over time. What buy-now-pay-later means at checkout, how approval works, and how to finance a tested, graded used iPhone in Montréal.

• What "refurbished" actually means — and how it differs from used

  Refurbished, used, graded, renewed — what each word actually means when you buy a phone in Canada, why there's no legal standard behind them, and what to ask before you pay.

• Where to buy a used phone in Canada — and what to check before you pay

  Marketplace, big-box refurb program, carrier certified pre-owned or specialist shop — how the options compare, and the six checks to run before you pay.

• Refurbished vs used Samsung phones — what the words actually mean in Canada

  Certified refurbished, retailer refurbished or tested-and-graded used — how the Samsung terms compare, and the FRP, IMEI, burn-in and battery checks to run.

• Used iPhone Battery Health: What to Check Before You Buy

  How to read Maximum Capacity on a used iPhone, what counts as a good percentage, how cycle counts work, and the flags that mean a battery was replaced — a Montréal buyer's guide from SubTech.

• iPhone Trade-In Value in Canada: What Your Phone Is Really Worth

  The five factors that set a used phone's value, trade-in vs cash sale, where to sell in Canada, and how to get a real quote in Montréal.

• What does an unlocked phone mean in Canada — and why it matters when buying used

  Unlocked phones explained: Canada's 2017 rule, locked vs unlocked, how to check any iPhone or Android, and what to watch for when buying used.