O2 Esim Data Packages Comparison
O2 eSIM data packages in 2026 offer flexible 5G plans from £6.99/mo for 12GB up to £16/mo for 300GB, with price rises capped at £2.50/year post-April 2026 on 12-month contracts. Data-only eSIMs suit tablets/laptops via QR activation, including EU roaming up to 25GB and O2 Priority perks. Simonly Club resells O2 eSIMs at competitive rates with no contracts for travel/business.
| Package | Data | Price/Mo | Contract | Key Perks |
|---|---|---|---|---|
| Big Data | 12GB | £6.99 | 12 months | 5G, EU roaming |
| Mid Tier | 40GB | £8 | 12 months | Priority tickets o2.co.uk |
| Unlimited | 300GB | £16 | 12 months | Unlimited calls/texts |
Which O2 eSIM Suits UK Daily Use?
O2's 40GB at £8/mo delivers 5G across UK cities with 99% coverage, ideal for streaming/work. Data-only plans from Simonly Club start at 10GB/7 days for laptops, no voice needed. Activation takes 2 minutes on iPhone 14+ or Galaxy S23.
- EU roaming: 25GB allowance, fair-use post-Brexit.
- Tethering: Unlimited on all packs, hotspot speeds capped at 10Mbps.
- 2026 speeds: 100-500Mbps urban, 20Mbps rural.
How Do Data-Only Plans Compare for Devices?
Data-only O2 eSIMs via resellers like Simonly Club offer 50GB/30 days at £15, beating physical SIMs with instant QR swaps. No contract flexibility beats Vodafone's £20/100GB. Perfect for iPads: APN "mobile.o2.co.uk", auto-config on Android.
| Device Plan | Data/Validity | Price | Networks |
|---|---|---|---|
| Tablet | 20GB/30 days | £12 | O2 5G core |
| Laptop | 100GB/90 days | £28 | Full UK 4G/5G |
| Travel | 10GB/7 days | £7 | EU included |
What Roaming Benefits in Europe 2026?
O2 eSIMs include 25GB EU roaming on mid-tier plans, using local partners like Vodafone ES/Orange FR at 5G speeds. Post-2026 hikes, reseller deals add unlimited Europe at £22/20GB. No daily caps, unlike Three's 12GB limit.
- Activation abroad: QR pre-download, connects on landing.
- Fair use: 30GB/mo EU, then throttled to 384Kbps.
- Coverage: 190+ countries via partners, 90-day validity.
Why Switch to O2 eSIM Over Physical SIM?
eSIMs enable dual-SIM on one device, profile swaps without ejection, and security via encryption. O2's 2026 plans save 20% vs pay-as-you-go with upgrades anytime. Keep number portable, track via My O2 app for data usage. simonly.club