Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra

Operating System Android
Camera 200 Megapixels
Display Size 6.8 inches
Capacity 256Gb, 512Gb
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O2 Samsung Galaxy S23 Ultra Deals

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Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Phantom Black (Refurbished)

£35.67 per month

Total Cost: £1,411.62

Monthly Price increases to £38.17 on 1st April 2027 and to £40.67 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Lavender (Refurbished)

£35.67 per month

Total Cost: £1,411.62

Monthly Price increases to £38.17 on 1st April 2027 and to £40.67 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Green (Refurbished)

£35.67 per month

Total Cost: £1,411.62

Monthly Price increases to £38.17 on 1st April 2027 and to £40.67 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Cream (Refurbished)

£35.67 per month

Total Cost: £1,411.62

Monthly Price increases to £38.17 on 1st April 2027 and to £40.67 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 512GB Phantom Black (Refurbished)

£37.06 per month

Total Cost: £1,461.66

Monthly Price increases to £39.56 on 1st April 2027 and to £42.06 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 512GB Cream (Refurbished)

£37.06 per month

Total Cost: £1,461.66

Monthly Price increases to £39.56 on 1st April 2027 and to £42.06 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 512GB Green (Refurbished)

£37.06 per month

Total Cost: £1,461.66

Monthly Price increases to £39.56 on 1st April 2027 and to £42.06 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 512GB Lavender (Refurbished)

£37.06 per month

Total Cost: £1,461.66

Monthly Price increases to £39.56 on 1st April 2027 and to £42.06 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Phantom Black (Refurbished)

£38.67 per month

Total Cost: £1,519.62

Monthly Price increases to £41.17 on 1st April 2027 and to £43.67 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
30GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Lavender (Refurbished)

£38.67 per month

Total Cost: £1,519.62

Monthly Price increases to £41.17 on 1st April 2027 and to £43.67 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
30GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Cream (Refurbished)

£38.67 per month

Total Cost: £1,519.62

Monthly Price increases to £41.17 on 1st April 2027 and to £43.67 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
30GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Green (Refurbished)

£38.67 per month

Total Cost: £1,519.62

Monthly Price increases to £41.17 on 1st April 2027 and to £43.67 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
30GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 512GB Phantom Black (Refurbished)

£40.06 per month

Total Cost: £1,569.66

Monthly Price increases to £42.56 on 1st April 2027 and to £45.06 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
30GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 512GB Cream (Refurbished)

£40.06 per month

Total Cost: £1,569.66

Monthly Price increases to £42.56 on 1st April 2027 and to £45.06 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
30GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 512GB Green (Refurbished)

£40.06 per month

Total Cost: £1,569.66

Monthly Price increases to £42.56 on 1st April 2027 and to £45.06 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
30GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 512GB Lavender (Refurbished)

£40.06 per month

Total Cost: £1,569.66

Monthly Price increases to £42.56 on 1st April 2027 and to £45.06 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
30GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
36 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Cream (Refurbished)

£41.50 per month

Total Cost: £1,061.00

Monthly Price increases to £44.00 on 1st April 2027 and to £46.50 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
24 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Green (Refurbished)

£41.50 per month

Total Cost: £1,061.00

Monthly Price increases to £44.00 on 1st April 2027 and to £46.50 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
24 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Phantom Black (Refurbished)

£41.50 per month

Total Cost: £1,061.00

Monthly Price increases to £44.00 on 1st April 2027 and to £46.50 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
24 month contract
Samsung Galaxy S23 Ultra

Samsung Galaxy S23 Ultra, 256GB Lavender (Refurbished)

£41.50 per month

Total Cost: £1,061.00

Monthly Price increases to £44.00 on 1st April 2027 and to £46.50 on 1st April 2028

Free EU Roaming Roam freely in the EU, up to 25GB. 3 Months Free Entertainment 3 months of Disney+ Standard, Amazon Prime or Audible and more.
5GB data
£30.00 device cost
Unlimited minutes
Unlimited texts
24 month contract
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We may earn a commission if you click through and purchase via our links. This does not affect how deals are ranked or selected.

Live deal insights

O2 contract deals — price snapshot

  • Average total cost: £1,177
  • Lowest total cost: £474
  • £0 upfront options: 0 deals
  • Typical contract length: 1 months
  • Average monthly (24-month): £57
  • Average data allowance: 52GB

Other networks for this model: Three, Vodafone.

Last updated: 07 Apr 2026 from 288 live offers

Samsung Galaxy S23 Ultra Specification

  • Operating System: Android
  • Camera: 200 Megapixels
  • Display Size: 6.8 inches
  • Display Type: Dynamic AMOLED 2X
  • Capacity: 256Gb, 512Gb
  • eSIM Compatible: Yes
  • Weight: 233 grams
  • Resolution: 1440 x 3080
  • Primary Camera: 200 Megapixels
  • Primary Camera Flash: LED flash
  • Secondary Camera: 12 Megapixels
  • Dimensions: 163.4 x 78.1 x 8.9 mm
  • Processor: Octa-core
  • Chipset: Qualcomm SM8550-AC Snapdragon 8 Gen 2
  • SIM Type: Nano-SIM, eSIM
  • Bluetooth: 5.3, A2DP, LE
  • WiFi: 802.11 a/b/g/n/ac/6e
  • Battery: Li-Ion 5000 mAh
  • IP Rating: IP68

Specifications are provided by the manufacturer and may vary by region.

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