You don't need to spend €1,000+ to get a great 5G smartphone in Europe in 2026. The budget and mid-range segment has exploded with quality — offering smooth performance, excellent cameras, long battery life, and full 5G connectivity for under €400. And if you shop refurbished smartphones in Europe, you can stretch that budget even further.

1. Google Pixel 8a — Best Overall 5G Phone Under €400

The Pixel 8a is Google's best budget phone yet. It inherits the Tensor G3 chip from the flagship Pixel 8 series, a gorgeous 120Hz OLED display, and Google's legendary camera processing. 7 years of OS and security updates means this phone stays current until 2033.

• 6.1" OLED, 120Hz, HDR10+
• Google Tensor G3 chip
• 64MP + 13MP ultrawide camera
• 4,492 mAh battery, 18W wired + 7.5W wireless
• 7 years of updates
• New: €399 | Refurbished: from €279

2. Samsung Galaxy S23 (Refurbished) — Best Value Flagship

Why buy a new mid-range phone when a refurbished flagship costs the same? The Samsung Galaxy S23 delivers premium build quality, a stunning Dynamic AMOLED 2X display, excellent cameras, and 5 years of updates. Browse refurbished Samsung Galaxy deals and get a true flagship for under €400.

• 6.1" Dynamic AMOLED 2X, 120Hz
• Snapdragon 8 Gen 2
• 50MP + 12MP ultrawide + 10MP telephoto (3x optical zoom)
• 3,900 mAh, 25W wired + 15W wireless
• 5 years of updates
• Refurbished Grade A: from €369

3. OnePlus Nord 4 — Best Battery Life

The OnePlus Nord 4 is the battery champion of 2026. With a massive 5,500 mAh battery and 100W fast charging, you get 2 days of use and a full charge in under 30 minutes. The metal unibody design and Snapdragon 7+ Gen 3 chip make it feel far more premium than its price suggests.

• 6.74" AMOLED, 120Hz
• Snapdragon 7+ Gen 3
• 50MP + 8MP ultrawide camera
• 5,500 mAh, 100W wired charging
• 4 years of updates
• New: €379 | Refurbished: from €289

4. Google Pixel 7 Pro (Refurbished) — Best Camera Under €400

The Pixel 7 Pro was Google's 2022 flagship, and its camera system still beats most 2026 mid-range phones. The 5x optical telephoto zoom, 50MP main sensor, and Google's computational photography magic produce stunning photos in any light. Shop refurbished Pixel 7 Pro deals.

• 6.7" LTPO OLED, 120Hz
• Google Tensor G2
• 50MP + 12MP ultrawide + 48MP telephoto (5x optical)
• 5,000 mAh, 23W wired + 23W wireless
• 5 years of updates
• Refurbished Grade A: from €349

5. Xiaomi Redmi Note 14 Pro 5G — Best Under €250

Xiaomi continues to dominate the extreme-value segment. The Redmi Note 14 Pro 5G packs a 200MP camera, 120Hz AMOLED display, and a 5,100 mAh battery with 67W charging — all for under €250 new. It's the best phone for shoppers who want maximum specs per euro.

• 6.67" AMOLED, 120Hz
• MediaTek Dimensity 7300 Ultra
• 200MP + 8MP ultrawide + 2MP macro
• 5,100 mAh, 67W wired charging
• 3 years of updates
• New: €249

Comparison Table: Best 5G Phones Under €400

New vs Refurbished: How Much Can You Save?

The biggest secret to getting a premium 5G phone under €400 is buying refurbished. A certified refurbished Galaxy S23 costs €369 — less than a new mid-range phone but with flagship cameras, display, and performance. Browse all refurbished smartphones at OnlineStore24 EU and discover how much further your budget goes.

What to Look for in a Budget 5G Phone in 2026

• ✅ 5G bands: Ensure it supports European 5G bands (n1, n3, n7, n8, n20, n28, n78)
• ✅ Software updates: Minimum 3 years. Google and Samsung offer 5-7 years
• ✅ Display: 90Hz or 120Hz AMOLED makes a huge difference vs 60Hz LCD
• ✅ Battery: 4,500 mAh minimum for all-day 5G use
• ✅ Refurbished grade: Grade A certified refurbished = like-new quality at 30-50% off
• ✅ Warranty: Always buy from sellers offering at least 12 months warranty

FAQ: Budget 5G Phones in Europe

Is 5G worth it on a budget phone?

Yes. 5G coverage in Europe has expanded dramatically in 2026. Even if you don't need gigabit speeds, 5G improves network reliability in crowded areas and future-proofs your phone. Browse 5G-ready smartphones at OnlineStore24 EU.

Should I buy a refurbished flagship instead of a new budget phone?

Almost always yes — if you buy certified refurbished with warranty. A refurbished Galaxy S23 or Pixel 7 Pro at €350 gives you a better camera, display, and performance than any new €350 phone. Just make sure it's Grade A with at least 85% battery health.