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Graphite foldable smartphone with glass back and aluminium frame, shown unfolded to reveal 6.7 inch display

SAMSUNG

SAMSUNG Galaxy Z Flip4 128GB Graphite Excellent Grade A cell phones - unlocked

SKU CH-NP5G-18JET

A foldable smartphone with a 6.7 inch 120Hz AMOLED display, 128GB storage and a compact 187g design

  • Storage drive128 GB
  • Product colorGraphite
  • Foldable 6.7-inch AMOLED 120Hz display for immersive viewing
  • Compact folded size 84.9 x 71.9 mm fits any pocket
  • Armor aluminum frame with Gorilla Glass Victus+ back resists drops and scratches
  • 128 GB storage holds apps, photos and files
  • Lightweight 187 g design comfortable for all-day use

Compact foldable for everyday users

The Samsung Galaxy Z Flip4 is a pocket-sized foldable smartphone with 128GB of internal storage and a graphite finish. Its 6.7-inch Dynamic AMOLED 2X panel folds down to 84.9 x 71.9 mm so it slips into small pockets or bags. The 120Hz refresh rate and 1200 nits peak brightness keep content smooth and visible outdoors. This unit is graded Excellent (Grade A) with a pristine screen and minimal body wear.

Fits a minimal carry with dual SIM flexibility

The folded thickness of 15.9-17.1 mm lets the device sit flat in a tight sleeve or wallet case without a bulky bulge. Nano-SIM and eSIM support means one physical slot handles two numbers, freeing the second slot for travel or work lines. Armor aluminum frame and Gorilla Glass Victus+ on the rear resist daily drops and scratches without adding a heavy case. The 187 g weight keeps the handset light enough for one-handed use when unfolded.

Steady output during extended sessions

The 120Hz display maintains its refresh rate during long scrolling or gaming sessions without throttling to 60Hz. Peak brightness of 1200 nits sustains HDR10+ highlights in bright ambient light rather than dimming after a few seconds. The 6.9 mm unfolded profile distributes heat across the aluminum frame so surface temperatures stay comfortable during video calls or recording. Battery management adapts to folding patterns, preserving charge when the cover screen handles quick checks.

How it compares

Measured against everything we stock in Unlocked Smartphones, at today’s prices. Recalculated every night.

Price $189.99
Pricier than about 54% of the 2,409 comparable items (median $168.99).
Storage drive 128 GB
Typical for this category: the median of 1,888 items is 128 GB.

Specifications

Product
Product colorGraphite
Storage
Storage drive128 GB

Questions about this item

How long does the 120 Hz foldable AMOLED run before the 187 g body throttles under sustained load?

The 6.7 inch 120 Hz Dynamic AMOLED 2X panel reaches 1200 nits peak brightness, and the 187 g aluminium frame dissipates heat during extended sessions.

What is the typical fan noise or surface temperature when the handset stays unfolded all day?

There is no internal fan; the aluminium frame and Gorilla Glass Victus+ back spread warmth silently while the 120 Hz display runs continuously.

Which SIM cards must I already have to activate the dual-SIM capability?

You need one active nano-SIM and an eSIM profile from your carrier to use both lines on the unlocked handset.

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