Here’s a standalone guide to the seven newly launched smartphones available (or soon launching) in Bangladesh by mid‑2025 offering outstanding battery performance:
🔋 1. OnePlus Nord 5
- Battery: 6,600 mAh with 80 W wired fast charging (0–80 % in ~30 min).
- Launch timeframe: July 2025 in Bangladesh.
- Built around a Snapdragon 8s Gen 3 and AMOLED screen, it blends high capacity with fast charging.
2. HONOR X9c
- Battery: 6,600 mAh silicon‑carbon cell, 66 W fast charging (0–80 % in ~42 min; 5 min gives ~7 hours use).
- Industry’s first largest‑capacity battery ranked #1 by DXOMark.
3. iQOO Z10 (India launch, expected soon in Bangladesh)
- Battery: 7,300 mAh battery with 90 W wired fast charging; supports reverse charging down to −20 °C.
4. Xiaomi 15 Ultra (global/MWC 2025)
- Battery: ~6,000 mAh (global version), faster charging 90 W wired + 50 W wireless.
5. OnePlus 13
- Battery: 6,000 mAh silicon‑carbon; 100 W wired charging (≈36 min full), 50 W wireless. Respected for lasting almost two full days with mixed use.
6. ASUS ROG Phone 9 Pro
- Battery: 5,800 mAh; supports 65 W fast charging. Topped battery tests with over 20 hours endurance.
7. Samsung Galaxy S25 Ultra
- Battery: 5,000 mAh with 45 W charging. Although modest capacity, excellent power efficiency yields reliable long‑hour battery life.
| Smartphone | Battery Capacity (mAh) | Fast Charging | Notable Battery Strength |
|---|---|---|---|
| OnePlus Nord 5 | 6,600 | 80 W wired | Large cell plus rapid charge in ~30 min |
| HONOR X9c | 6,600 | 66 W wired | Top global DXOMark ranking; rapid partial charging |
| iQOO Z10 | 7,300 | 90 W wired | Largest capacity; reverse charging and thermal optimization |
| Xiaomi 15 Ultra | ~6,000 | 90 W wired, 50 W wireless | Flagship performance with premium charging support |
| OnePlus 13 | 6,000 | 100 W wired, 50 W wireless | Nearly two-day endurance in review testing |
| ASUS ROG Phone 9 Pro | 5,800 | 65 W wired | Best endurance (>20 h) in real‑world battery tests |
| Samsung Galaxy S25 Ultra | 5,000 | 45 W wired | Highly efficient flagship; reliable all‑day use |
🔍 Summary & Recommendations
- For maximum battery capacity, the iQOO Z10 leads with a massive 7,300 mAh cell.
- For a balance of capacity + fast charging, both OnePlus Nord 5 and HONOR X9c deliver excellent performance with their 6,600 mAh batteries and ultra‑fast charging.
- The OnePlus 13 and Xiaomi 15 Ultra deliver flagship-level efficiency thanks to silicon‑carbon cells or optimized hardware paired with high-speed wired/wireless charging.
- The ASUS ROG Phone 9 Pro shines in real-world lab testing with superb endurance over 20 hours.
- Though Samsung Galaxy S25 Ultra has the smallest listed battery, its optimized hardware and efficient software result in very stable all‑day battery performance.