Used iPhone Trading Knowledge
Practical guides for B2B buyers: grading, batteries, IMEI checks, international shipping & customs specifics and the bulk-buying process — from a wholesaler trading since 2011.
Our full grading definitions live on the grading page; for current iPhone models and stock by buyer profile, see our wholesale hub.
Common questions on minimum order quantity, grading, shipping and customs are answered in one place in our FAQ.
Guides
Device Buyback & Trade-In Remarketing: How It Works
How B2B device buyback and trade-in remarketing works: pricing, certified data erasure, grading and settlement — and how to choose a buyback partner.
iPhone Battery Health: What B2B Buyers Need to Know
What battery health percentage means for used iPhones, which thresholds matter in B2B trading, and how to calculate replacement costs per lot.
IMEI Blacklist Checks in the Used iPhone Trade
A blacklisted IMEI turns an iPhone into a paperweight. How blacklists work, what B2B buyers must verify, and how to check IMEIs before buying.
iCloud Activation Lock: The Dealbreaker in Used iPhone Trading
Activation Lock (FMI) makes a used iPhone unsellable. What Find My iPhone means for wholesale, how to detect it, and why FMI-off is non-negotiable.
International Wholesale Shipping & Customs Documentation
How international B2B iPhone orders ship from Germany: EU vs. non-EU customs documentation, delivery timeframes and payment terms for export customers.
Buying Used iPhones in Bulk: How the B2B Process Works
From stock list to pallet: how B2B used-iPhone purchasing works — quotes, grading verification, payment security, logistics and RMA. A first-buyer's guide.
Used vs. Refurbished iPhones: What the Labels Really Mean
Used, refurbished, renewed, CPO: what these labels really mean in the iPhone trade, and why the difference decides pricing, warranty and buyer expectations.
Certified Data Wiping & GDPR in the Used iPhone Trade
How certified ISO data wiping works, why a factory reset isn't the same as an audited erasure, and what wipe documentation ships with each unit.
iPhone 11 to 17 Pro Max Compared: A Generation Guide for Bulk Buyers
Chip, display, connector and battery-health differences across iPhone 11 to 17 Pro Max, and what each generation means for grading, refurb cost and margin.
How to Evaluate a Used iPhone Wholesale Supplier
Eight questions that separate a serious used-iPhone B2B wholesaler from a broker: grading, battery disclosure, MOQ, RMA terms, invoicing type and track record.
Carrier-Locked vs. Unlocked iPhones: What It Means for B2B Resale
Carrier lock and iCloud Activation Lock differ. How to tell them apart, why unlocked status matters for cross-border resale, and how to verify before buying.
iPhone Auctions & Liquidation Lots vs. Tested Wholesale
Auction and liquidation iPhone lots vs. tested fixed-price wholesale: what untested stock really costs, and how to compare the two sourcing routes honestly.
iPhone Grading Standards: What Grade A, A/B and B/C Really Mean
Grade A means near-flawless cosmetics — only minor blemishes at ports or corners. But there is no industry standard: what A, A/B and B/C actually cover.