Comparison · 2 networks
EE vs O2 in London: which network is better in 2026?
Updated May 14, 2026 · By Jules de Bruin · A line-by-line London head-to-head between the BT-owned premium network and the Telefónica-owned value option.
Updated May 2026. EE (BT Group) is the highest-performing London network on consistent quality (80.4%), 5G download speed and Tube coverage, and ships with EE Roaming Free in 6 zones, BT Wi-Fi hotspots and an Apple TV+ perk. O2 (Telefónica) is the value pick from GBP 7/month, leads on 5G availability (77.8%), throws in O2 Priority ticket access, optional Disney+, 25 GB Europe Zone roaming and the O2 Wi-Fi network. Pick EE for premium consistency, O2 for cheaper entry plus perks.
EE vs O2 in London: which is better in 2026?
Premium speed + perks vs. cheaper entry + 5G availability
EE is the better London network if you judge by raw speed, consistency and Tube coverage — Opensignal's January 2026 London report puts EE at 80.4% consistent quality, the highest in the city. O2 wins on price and 5G availability: SIM-only from GBP 7/month with 77.8% time-on-5G. The trade-off is real money: EE costs 2–3x more at the entry tier but ships EE Roaming Free in 6 zones and an Apple TV+ perk on Smart plans.
EE — BT Group
Premium London network
- Consistent quality 80.4% (best in London, Opensignal Jan 2026)
- 5G download ~150 Mbps median in Zone 1
- EE Roaming Free in 6 zones incl. EU, USA, Canada, Australia
- BT Wi-Fi hotspots included (5M+ across the UK)
- Apple TV+ bundled on Smart plans
- Entry SIM-only from GBP 16/mo (30 GB)
O2 — Telefónica UK
Value + perks pick
- 5G availability 77.8% (best in London)
- Consistent quality ~72% (second behind EE)
- O2 Priority: O2 Arena pre-sales, weekly freebies
- Disney+ optional Extra (GBP 3/mo) on Pay Monthly
- Europe Zone: 25 GB EU roaming included
- Entry SIM-only from GBP 7/mo (10 GB)
Which has the better Tube and Elizabeth line coverage?
Underground · Overground · Elizabeth line · DLR
EE leads on the deep Tube thanks to its share of BT's distributed antenna systems and earlier rollout on the TfL 4G programme. O2 matches EE on the Elizabeth line and DLR — both networks ride the same Cellnex-built neutral-host infrastructure underground. On the Overground, EE's denser macro grid in north and east London gives it a small edge for tunnel-edge handover, but the gap closes above ground.
| Line / mode | EE | O2 | Winner |
|---|---|---|---|
| Elizabeth line (tunnels) | 5G end-to-end | 5G end-to-end | Tie |
| Jubilee line (Bond St → Stratford) | 4G/5G all stations | 4G/5G all stations | Tie |
| Central line (deep) | 4G full tunnels | 4G full tunnels | Tie |
| Northern line | 4G full tunnels | 4G full tunnels | Tie |
| Piccadilly line | 4G in central section | 4G in central section | Tie |
| District / Circle / H&C | Stations + cuts | Stations + cuts | Tie |
| DLR | 5G overground | 5G overground | Tie |
| Overground (East London Line) | Strong 5G | Mostly 4G | EE |
| National Rail (London termini) | 5G + indoor DAS | 5G + indoor DAS | Tie |
Source: TfL 4G/5G rollout updates, Opensignal London report, operator coverage checkers, verified May 2026
Underground coverage is now effectively a non-issue between EE and O2 because both networks share Boldyn Networks' (formerly BAI Communications) neutral-host system in tunnels and on the Elizabeth line. The differentiator has moved above ground: EE's macro grid is denser in commuter belts like Walthamstow, Tottenham and Lewisham, which translates to fewer cell-edge drops on the Overground and quicker handover at Tube portals.
What does each provider charge in London?
Entry · value · unlimited · social tariff
O2 undercuts EE at every published tier. O2's entry SIM-only is GBP 7/month for 10 GB against EE's GBP 16/month for 30 GB. Unlimited data is GBP 23/month on O2 vs GBP 30/month on EE. EE's premium is partly justified by bundled Apple TV+ and BT Wi-Fi; if you wouldn't otherwise pay for those, the cheaper O2 plan is the rational pick.
| Tier | EE plan | EE price | O2 plan | O2 price |
|---|---|---|---|---|
| Entry | Essential 30 GB | GBP 16/mo | SIM-only 10 GB | GBP 7/mo |
| Mid | Essential 125 GB | GBP 22/mo | 100 GB | GBP 12/mo |
| Unlimited | Smart Unlimited | GBP 30/mo | Unlimited | GBP 23/mo |
| Premium | Smart + Apple TV+ | GBP 35/mo | Unlimited + Disney+ | GBP 26/mo |
| Social tariff | Basics (means-tested) | GBP 12/mo | Essential 10 GB | GBP 10/mo |
| Annual rise | GBP 1.50–2.50 fixed | – | CPI + 3.9% (24-mo) | – |
Source: EE.co.uk, O2.co.uk SIM-only price lists, verified May 2026 — verify before publish
EE switched to flat-cash annual price rises (GBP 1.50–2.50 depending on plan) in 2024, which is cleaner than O2's CPI + 3.9% formula on 24-month contracts. On a 24-month O2 Unlimited plan starting at GBP 23, a 6% CPI year would push it to roughly GBP 25.30 — meaningful over the contract life. O2's 1-month SIM-only escapes the rise but loses the handset discount.
Where does each work best in London?
Zone 1 · East London tech belt · South + West · commuter belts
Zone 1 is a tie on both raw speed and coverage — both operators have dense 5G grids across the West End, City and South Bank. The divergence starts in Zones 3–6: EE is stronger in north and east London (Stratford, Walthamstow, Hackney), while O2 holds up well in south London (Brixton, Clapham, Croydon) and along the Thames corridor. In commuter belts and edge boroughs, EE's macro density usually wins.
EE strongholds
- City of London & Canary Wharf: 5G SA in business districts, indoor DAS in Cheesegrater, Walkie-Talkie, One Canada Square.
- Stratford / Olympic Park: 5G saturation since the 2022 Commonwealth uplift.
- Heathrow T2 + T5: 5G airside, automatic EE Roaming Free handover.
- O2 Arena / Greenwich Peninsula — ironically, EE's macros outperform here outdoors.
- North + East commuter belt: Walthamstow, Tottenham, Romford.
O2 strongholds
- South London: Brixton, Clapham, Battersea Power Station, Vauxhall.
- O2 Arena indoors: dedicated O2 DAS as the venue sponsor.
- Croydon + Bromley: dense 5G NSA grid.
- Heathrow + Gatwick: solid 5G coverage in both terminals.
- Tourist corridors: Westminster, South Bank, Camden — O2 Wi-Fi auto-attaches in cafes and pubs.
What perks come with each plan?
Streaming · Wi-Fi · Tickets · Roaming · Cashback
Perks are the main reason EE's premium pricing isn't outright indefensible. EE's Inclusive Extras (Apple TV+, Apple Music, Netflix, BT Sport) can offset GBP 10–15 of streaming spend if you'd buy them anyway. O2's Priority programme and O2 Arena ticket pre-sales are more London-specific and harder to monetise but valuable to gig-goers. Both throw in their own Wi-Fi networks at no extra cost.
| Perk | EE | O2 |
|---|---|---|
| Headline streaming | Apple TV+ included on Smart plans | Disney+ optional Extra (GBP 3/mo) |
| Music | Apple Music 6 months free | Amazon Music 6 months free |
| Other streaming | Netflix / BT Sport Inclusive Extras | Disney+ / Audible Extras |
| Wi-Fi network | BT Wi-Fi (5M+ UK hotspots) | O2 Wi-Fi (cafes, Tube, venues) |
| Tickets / events | EE Wembley Stadium presale | O2 Priority (O2 Arena pre-sale, free coffee weekly) |
| Roaming included | EE Roaming Free in 6 zones (50 destinations) | Europe Zone (25 GB / 35 destinations) |
| Broadband bundle | EE One (mobile + fibre + TV discount) | Virgin Media O2 Volt (mobile + fibre) |
| Cashback / loyalty | EE Perks data refunds | O2 Reward Cashback (% on shopping) |
Source: EE.co.uk Inclusive Extras page, O2.co.uk Priority page, verified May 2026
EE Roaming Free is the bigger long-term win for travellers. It covers six zones — EU, USA, Canada, Australia/NZ, Mexico, and a global zone — at no extra cost on Smart plans, with up to 50 GB of data abroad. O2's Europe Zone includes 25 GB of EU + EEA + select neighbours; outside Europe, O2 charges daily Bolt-On rates (GBP 6–7/day in the USA). For frequent transatlantic travel, EE saves roughly GBP 50–100 a week.
What are the pros and cons of EE?
Strongest London network · premium pricing · BT halo
EE is the no-compromise choice if you treat your phone as your primary work tool in London. The trade-off is straightforward: you pay GBP 9–15/month more than O2 at every tier for measurably better consistency, the best 5G download speeds, and a bigger perk stack. The biggest downside isn't the network — it's the entry price.
Pros
- Best London consistency. 80.4% consistent quality (Opensignal, Jan 2026) — highest in the city.
- Fastest 5G downloads. ~150 Mbps median in Zone 1.
- EE Roaming Free in 6 zones — covers USA, Canada, Australia, EU.
- Apple TV+ + BT Wi-Fi bundled on Smart plans.
- Flat-cash annual rise (GBP 1.50–2.50), not a CPI formula.
- Strongest east + north London macro grid for commuters.
- BT One bundle discounts mobile when paired with fibre.
Cons
- Expensive entry tier. GBP 16/month for 30 GB vs O2's GBP 7 for 10 GB.
- Lower 5G availability (~65% vs O2's 77.8%).
- No O2 Priority equivalent for venue pre-sales.
- Inclusive Extras require Smart plans — not on Essential tier.
- Annual price rise still applies, even if it's flat-cash.
- BT-tied perks are less useful if you're already on Sky or Virgin.
What are the pros and cons of O2?
Cheapest entry · Priority perks · CPI-linked rise
O2 wins on cost-per-gigabyte, 5G availability and live-event perks. The catch is a CPI-linked annual price rise on 24-month contracts and slightly weaker coverage outside central London. For someone whose phone is mostly for social, navigation and the occasional gig at the O2 Arena, it's the value pick.
Pros
- Best 5G availability in London — 77.8% time-on-5G.
- Cheapest entry plan — GBP 7/month for 10 GB SIM-only.
- O2 Priority: O2 Arena pre-sales, free weekly coffee, gig discounts.
- 25 GB EU roaming included in the Europe Zone.
- O2 Wi-Fi auto-attaches in cafes, on the Tube and at venues.
- Disney+ Extra available at GBP 3/month.
- Essential social tariff for Universal Credit recipients (GBP 10/mo for 10 GB).
Cons
- CPI + 3.9% annual rise on 24-month contracts can compound.
- Slower 5G downloads than EE (~120 Mbps vs ~150 Mbps).
- Weaker east + north London coverage outside the centre.
- Limited international roaming — daily Bolt-On charges outside Europe Zone.
- No Apple TV+ or BT Sport equivalent bundled.
- Disney+ is paid extra, not included.
Should you pick EE or O2 for London?
Decision rule · five user profiles · MVNO escape hatches
Decision rule: pick EE if you'd already pay GBP 10+/month for Apple TV+, Apple Music or BT Sport, or if you travel beyond Europe regularly. Pick O2 if you're cost-driven, attend O2 Arena gigs, or only travel inside the EU. If neither perk stack matters and you just want the cheapest reliable London signal, an MVNO on the same network usually wins outright.
Pick EE if you...
- Travel to the USA, Canada or Australia more than twice a year.
- Would buy Apple TV+ or Apple Music anyway.
- Live or work in north/east London (Stratford, Hackney, Walthamstow, Tottenham).
- Use your phone for video calls and online gaming during commute hours.
- Already have BT fibre at home (EE One bundle discount).
- Want a flat-cash annual rise instead of a CPI formula.
Pick O2 if you...
- Want the cheapest entry SIM-only (GBP 7/month).
- Attend O2 Arena gigs and value Priority pre-sales.
- Only roam inside the EU (Europe Zone covers it).
- Live in south London (Brixton, Clapham, Croydon).
- Want Disney+ as an optional Extra at GBP 3/month.
- Qualify for the Essential social tariff via Universal Credit.
- Have Virgin Media broadband (Volt bundle discount).
The MVNO escape hatch. Both networks host budget MVNOs that ride the identical radio kit at half the price. giffgaff rides O2's network from GBP 6/month with no contract; 1pMobile and Lyca Mobile ride EE from GBP 5/month. They lose the perks (no Priority, no Apple TV+, no BT Wi-Fi auto-attach) but the core London signal is the same. If perks don't move you, MVNOs are the rational choice.
Frequently Asked Questions
Which is better in London, EE or O2?expand_more
It depends on what you value. EE wins consistent quality at 80.4% in Opensignal's January 2026 London report and leads on 5G download speed. O2 wins 5G availability at 77.8% — you spend more time connected to 5G. EE feels premium and steady; O2 keeps you on 5G more often and costs less.
Is EE more expensive than O2?expand_more
Yes — at every tier. O2 SIM-only starts at GBP 7/month for 10 GB; EE SIM-only starts at GBP 16/month for 30 GB. EE Unlimited is GBP 30 vs O2's GBP 23. EE plans bundle Apple TV+ and BT Wi-Fi, which offset GBP 10–15 of streaming spend if you'd buy those anyway.
Does EE or O2 have more 5G in London?expand_more
O2 has more 5G availability at 77.8% vs EE's ~65% — meaning you're attached to a 5G cell more often. EE wins on 5G download speed (~150 Mbps vs ~120 Mbps) and on 5G games experience. So O2 keeps you on 5G more; EE delivers a faster 5G connection when on it.
Does EE or O2 work better on the Tube?expand_more
It's effectively a tie. Both EE and O2 share the same Boldyn Networks neutral-host infrastructure on the Elizabeth line, Jubilee tunnels, and the rolling Central / Northern / Piccadilly rollouts. The Overground is where EE has a slight edge thanks to a denser macro grid in north and east London.
Which is better for EU roaming from London?expand_more
For Europe only, O2 wins on volume: 25 GB included in the Europe Zone across EU + EEA + select neighbours, with no daily charge. For travel beyond Europe, EE wins because EE Roaming Free covers 6 zones including USA, Canada, Australia and New Zealand at no extra cost on Smart plans.
Can I keep my number when switching between EE and O2?expand_more
Yes. Standard UK PAC porting works between EE and O2. Text PAC to 65075 from your current SIM, get a 9-character code by reply, hand it to the new operator at checkout. Porting completes within one working day at no charge.
Are EE and O2 MVNOs just as good in London?expand_more
For raw network signal, yes — MVNOs ride the same masts at the same speeds. giffgaff on O2 from GBP 6/month and 1pMobile or Lyca Mobile on EE from GBP 5/month deliver identical coverage. You lose the perks (no Priority, no Apple TV+, no auto-attach Wi-Fi) but save GBP 10–20/month.