Are your brand new phones factory sealed?

Yes. Brand new phones are factory-sealed, never used, and sold in original packaging with the manufacturer's standard accessories unless the listing states otherwise.

What warranty do brand new phones include?

Brand new phones include a standard manufacturer warranty. With some brands this may be extended to up to 24 months — check the product listing for details.

Are your brand new phones unlocked?

Yes. Unless otherwise stated, brand new phones are fully unlocked and compatible with UK networks including Vodafone, O2, EE, and Three.

What accessories come with a brand new phone?

Brand new phones include the original box and the standard accessories supplied by the manufacturer. Check the product listing for the exact contents.

Can I return the phone if I change my mind?

Yes. We offer a 30-day return policy on most phones. The phone must be returned in the same condition as received. See our return policy for full details.

How long does delivery take?

We offer fast and secure UK delivery, usually within 1 to 2 working days. Tracking information is provided once your order ships.

Do you offer "Buy Now, Pay Later" or installment options?

Yes. Buy Now, Pay Later options are available through trusted payment providers at checkout. Terms and availability vary by device.

Is it safe to buy a brand new phone from Zextons?

Yes. At Zextons Tech Store, brand new devices are genuine, sealed products backed by the manufacturer warranty and our customer support.

Samsung Galaxy S26 Ultra - Unlocked 256GB Silver Shadow Brand New

Name: Samsung Galaxy S26 Ultra - Unlocked Brand New Silver Shadow 256gb
Brand: Samsung
SKU: SGS26U-5G-256GB-SS-N
Price: 779.99 GBP
Availability: OutOfStock
Rating: 4.8 (10 reviews)

UnlockedDual Sim (Physical Sim + eSIM)

12 watching right now

4.8/5 (10 reviews)

Trustpilot

Free Next Day Delivery

£779.99

~~£1279.00 new~~save £499.01

Free UK delivery, est. 5–8 Nov

or 3 interest-free payments of £260.00 withKlarna

Product Specifications

Display: Dynamic LTPO AMOLED 2X
Size: 6.9 inches
Resolution: 1440 x 3120 pixels
OS: Android 16
Chipset: Snapdragon 8 Elite Gen 5 (3 nm)
CPU: Octa-core
GPU: Adreno 840
Card slot: No
Internal Storage: 256GB 12GB RAM
Main Camera: 200 MP
Connector: USB Type-C 3.2
Battery: Li-Ion 5000 mAh
SIM: Physical Dual Nano-SIM + eSIM
Weight: 214 g
Launch: 2026

Perks & Benefits Included

Warranty
Refurbished Device: 18-Month Warranty. If the item has a technical defect within 18 months, we will repair or replace it.
Brand New Device: All brand new devices come with a standard 12-month manufacturer warranty. With some brands, this warranty may be extended to up to 24 months.
30-Day Return Policy: You can return your item within the first 30 days of receiving it, no questions asked.
Fast Free Shipping: Enjoy fast, free delivery on all orders over £30.
Customer Support: We are here for you. Expect a response within 1 business day.
Pay in Instalments: Spread the cost with easy monthly payments over 3, 6, or 12 months using Klarna or PayPal.

FAQs

Are your brand new phones factory sealed?: Yes. Brand new phones are factory-sealed, never used, and sold in original packaging with the manufacturer's standard accessories unless the listing states otherwise.
What warranty do brand new phones include?: Brand new phones include a standard manufacturer warranty. With some brands this may be extended to up to 24 months — check the product listing for details.
Are your brand new phones unlocked?: Yes. Unless otherwise stated, brand new phones are fully unlocked and compatible with UK networks including Vodafone, O2, EE, and Three.
What accessories come with a brand new phone?: Brand new phones include the original box and the standard accessories supplied by the manufacturer. Check the product listing for the exact contents.
Can I return the phone if I change my mind?: Yes. We offer a 30-day return policy on most phones. The phone must be returned in the same condition as received. See our return policy for full details.
How long does delivery take?: We offer fast and secure UK delivery, usually within 1 to 2 working days. Tracking information is provided once your order ships.
Do you offer "Buy Now, Pay Later" or installment options?: Yes. Buy Now, Pay Later options are available through trusted payment providers at checkout. Terms and availability vary by device.
Is it safe to buy a brand new phone from Zextons?: Yes. At Zextons Tech Store, brand new devices are genuine, sealed products backed by the manufacturer warranty and our customer support.

All Available Configurations for Samsung Galaxy S26 Ultra - Unlocked

Browse all variants and configurations of Samsung Galaxy S26 Ultra - Unlocked. Each link represents a specific combination of storage, color, and condition.

Brand New-Cobalt-Violet (#625e80)-256GB - £779.99 - In Stock (SKU: SGS26U-5G-256GB-CV-N)
Unlocked Brand New Samsung Galaxy S26 Ultra Cobalt Violet 256GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.
Brand New-Sky-Blue (#bed1ed)-256GB - £779.99 - Out of Stock (SKU: SGS26U-5G-256GB-SBL-N)
Unlocked Brand New Samsung Galaxy S26 Ultra Sky Blue 256GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.
Brand New-White (#fffbf7)-256GB - £779.99 - In Stock (SKU: SGS26U-5G-256GB-W-N)
Unlocked Brand New Samsung Galaxy S26 Ultra White 256GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.
Brand New-Black (#000000)-256GB - £779.99 - Out of Stock (SKU: SGS26U-5G-256GB-BK-N)
Unlocked Brand New Samsung Galaxy S26 Ultra Black 256GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.
Brand New-Silver-Shadow (#999999)-256GB - £779.99 - Out of Stock (SKU: SGS26U-5G-256GB-SS-N)
Unlocked Brand New Samsung Galaxy S26 Ultra Silver Shadow 256GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.
Brand New-Pink-Gold (#f0dfd8)-256GB - £779.99 - Out of Stock (SKU: SGS26U-5G-256GB-PGD-N)
Unlocked Brand New Samsung Galaxy S26 Ultra Pink Gold 256GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.
Brand New-Cobalt-Violet (#625e80)-512GB - £849.99 - Out of Stock (SKU: SGS26U-5G-512GB-CV-N)
Unlocked Brand New Samsung Galaxy S26 Ultra Cobalt Violet 512GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.
Brand New-Sky-Blue (#bed1ed)-512GB - £849.99 - Out of Stock (SKU: SGS26U-5G-512GB-SBL-N)
Unlocked Brand New Samsung Galaxy S26 Ultra Sky Blue 512GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.
Brand New-White (#fffbf7)-512GB - £849.99 - Out of Stock (SKU: SGS26U-5G-512GB-W-N)
Unlocked Brand New Samsung Galaxy S26 Ultra White 512GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.
Brand New-Black (#000000)-512GB - £849.99 - Out of Stock (SKU: SGS26U-5G-512GB-BK-N)
Unlocked Brand New Samsung Galaxy S26 Ultra Black 512GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.
Brand New-Silver-Shadow (#999999)-512GB - £849.99 - Out of Stock (SKU: SGS26U-5G-512GB-SS-N)
Unlocked Brand New Samsung Galaxy S26 Ultra Silver Shadow 512GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.
Brand New-Pink-Gold (#f0dfd8)-512GB - £849.99 - Out of Stock (SKU: SGS26U-5G-512GB-PGD-N)
Unlocked Brand New Samsung Galaxy S26 Ultra Pink Gold 512GB Featuring Galaxy AI, a stunning 6.9 inch display and a powerful camera system Browse Galaxy S26 Ultra deals at Zextons and shop now.

All variants include 12 Month warranty, 30 null returns, and fast UK delivery.

Select a condition

brand new

Select a storage

256GB£779.99512GBOut of stock

Select a colour: silver shadow

cobalt violetsky blueOut of stockwhiteblackOut of stocksilver shadowOut of stockpink goldOut of stock

Comes with

Charging Cable
Protection Bundle
SIM Tool

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Brand New39% off

Out of Stock

The Samsung Galaxy S26 Ultra 5G (256GB) is a premium flagship smartphone offering top-tier performance, a stunning AMOLED display, and an advanced multi-camera system. Supplied brand new with dual physical SIM support, it delivers powerful everyday performance and works seamlessly across all UK networks despite being an international model.