Early Prime Day iPhone Deals: Carrier Credits and Unlocked Discounts Compared

The strongest early iPhone offers aren’t straightforward price cuts: T-Mobile’s headline $0 prices depend on a qualifying plan or trade-in and 36 months of bill credits. For buyers who want to avoid a carrier commitment, Best Buy’s smaller discounts on an unlocked iPhone 16e and a refurbished iPhone 14 are easier to evaluate—and easier to leave behind if your needs change.

Amazon hasn’t posted a useful early Prime Day iPhone deals page yet; its current selection is mostly iPhone 16 models without discounts. The offers below come from T-Mobile and Best Buy, so the key distinction isn’t just which phone costs less. It’s whether you’re comfortable with monthly credits and eligibility requirements, or would rather pay an upfront price for an unlocked device.

Two Pro models advertised at $0, with a three-year condition

T-Mobile is offering the 256GB iPhone 18 Pro, listed at $1,199.99, for $0 through 36 monthly bill credits. To qualify, customers need to move to an Experience Beyond 2.0 plan or trade in a relatively recent phone—examples given include an iPhone 16 or iPhone 15 Pro—on an eligible plan.

The advertised price doesn’t mean there are no upfront costs. Buyers still pay local sales tax on the phone’s full pre-credit price, plus a $35 device connection fee. And the value of the offer depends on receiving credits across the full 36-month period. If you expect to remain with T-Mobile for that stretch, the structure may suit an upgrade you’d already planned. If you might change carriers sooner, the headline price deserves a closer look before you commit.

T-Mobile says it accepts trade-ins in any condition, but the credit varies by device. The source lists older iPhone 14 and iPhone 13 models in lower credit tiers—$930 or $500—rather than the full amount. That makes the exact trade-in model and plan eligibility central to the calculation; “free” isn’t a universal price available regardless of what you bring or choose.

Read the iPhone 18 Pro Max review.

iPhone 18 Pro (256 GB) — $0 at T-Mobile, listed as a $1,199.99 saving.

The previous Pro is also free under the same offer

The 256GB iPhone 17 Pro is listed at $0 against a $1,299.99 price, also through T-Mobile’s 36-month bill-credit arrangement. Its eligibility route is similar: switch to Experience Beyond 2.0 or trade in an older phone on a qualifying plan. The source says an iPhone 14 or 15 can nearly cover the cost, but the offer still hinges on the carrier’s terms and the credits being applied over time.

That makes the 17 Pro a practical alternative for shoppers who don’t need the newest model. The comparison isn’t simply $0 versus $0: check which device you’re trading, the plan required, and whether staying with the carrier for three years fits your situation. Those conditions matter more than the displayed discount when comparing these two offers.

Read the iPhone 17 Pro Max review.

iPhone 17 Pro (256 GB) — $0 at T-Mobile, listed as a $1,299.99 saving.

Unlocked choices trade a smaller discount for fewer strings

Best Buy has the unlocked 128GB iPhone 16e for $539.99, down $60 from $599.99. It’s a modest reduction, but unlike the Pro offers, the listed deal doesn’t require a carrier plan or a trade-in. The phone includes Apple Intelligence and offers a more direct route to a new iPhone for anyone who values an unlocked purchase over flagship hardware.

The refurbished iPhone 14 is the lower-cost option: Best Buy lists an unlocked 128GB model in “Refurbished Excellent” condition for $399.99, reduced from $419.99. The source describes an OLED display, a capable camera setup and long battery life. Refurbished condition is a different proposition from buying new, so shoppers should check the retailer’s product details and return terms before ordering. Still, at under $400, it may fit someone seeking a basic iPhone without monthly carrier credits.

More on the iPhone 16e. For broader buying context, see the iPhone guide, and browse the Apple deals guide for AirPods and MacBooks.

The short version: choose a T-Mobile Pro deal only after confirming the plan, trade-in credit and three-year commitment work for you. If flexibility matters more, the iPhone 16e is the cleanest new unlocked option here; the refurbished 14 costs less, with condition as the trade-off.