Vivo x300 Ultra vs Xiaomi 15 Ultra
Why Consider Each
An overview of the main advantages of each phone
Reasons to consider the Vivo x300 Ultra
- 56% higher Front Camera (50 MP vs 32 MP)
- 41% higher Peak Brightness (4500 nits vs 3200 nits)
- 37% better performance in AnTuTu Benchmark (4.1 M vs 3 M)
- 22% larger Battery (6600 mAh vs 5410 mAh)
- 20% higher Refresh Rate (144 Hz vs 120 Hz)
- 11% higher Charging Watts (100 W vs 90 W)
- 6% higher Max Clock (4.6 GHz vs 4.32 GHz)
- 6% higher HBM Brightness (~1900 nits vs ~1800 nits)
- Better Screen Type: LTPO Amoled vs AMOLED
- Better Processor: Snapdragon 8 Elite Gen 5 vs Snapdragon 8 Elite
- Includes Reverse Wireless
Reasons to consider the Xiaomi 15 Ultra
- 16% higher Zoom (4.3 x vs 3.7 x)
- 14% higher Digital Zoom (120 x vs 105 X)
- 11% newer Bluetooth (6.0 vs 5.4)
- IP Rating: IP 68
| Specification | ||
|---|---|---|
| General Information | ||
| Product Name | Vivo x300 Ultra | Xiaomi 15 Ultra |
| Brand | Vivo | Xiaomi |
| Official Brand Link | Visit | Visit |
| Mobile Image |
 |
 |
| Price | 480000 PKR | 382000 PKR |
| Price India | ₹160000 | ₹90000 |
| Price USA | $1530 | $900 |
| Variants Prices | 16GB + 512GB = 1280$ | 170,000 INR | 530,000 PKR | 8+ 256 GB 12 + 256 GB |
| Display | ||
| Phone Dimensions | 163 x 76.8 x 8.2 mm (or 8.5 mm variant) | 161.3 × 75.3 × 9.35–9.48 mm |
| Screen Size | 6.82 inch | 6.73 inch |
| Screen Resolution | 1440 x 3168 Pixels | 1440 × 3200 Pixels |
| Refresh Rate | 144 Hz | 120 Hz |
| Screen Type | LTPO Amoled | AMOLED |
| Peak Brightness | 4500 nits | 3200 nits |
| HBM Brightness | ~1900 nits | ~1800 nits |
| Performance | ||
| Processor | Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite |
| Lithography Process | 3 nm | 3 nm |
| Max Clock | 4.6 GHz | 4.32 GHz |
| CPU Cores | 8 Cores | Octa-core |
| Architecture | 2 x 4.6 GHz Oryon V3 Phoenix L | 2 x 4.32 GHz Oryon V2 Phoenix L |
| GPU | Adreno 840 | Adreno 830 |
| AnTuTu Benchmark | 4.1 M | 3 M |
| Bootup Time | 21s | 13s |
| Memory | ||
| RAM Memory | 16 + 1TB | 16 + 512 GB |
| RAM Type | LPDDR5X (5300 MHz) | LPDDR5X |
| Storage Type | UFS 4.1 | UFS 4.1 |
| Card Slot | No | No |
| Variants | 16GB + 512GB | 12 + 256 GB |
| Rear Camera | ||
| Camera | 200 + 200 + 50 MP | 200+50+50+50 MP |
| Image Resolution | 16,330 × 12,247 pixels. | 8150 x 6150 Pixels |
| Camera Sensor | 200 MP= Sony LYT-901 | 200 MP = Samsung ISOCELL HP9 |
| Zoom | 3.7 x | 4.3 x |
| Digital Zoom | 105 X | 120 x |
| Video Recording | 8K@30fps | 8K@ 30 fps |
| Flash | Dual-LED Flash | Dual LED |
| Front Camera | ||
| Front Camera | 50 MP | 32 MP |
| Front Sensor | 50 MP=Samsung ISOCELL JN5 | 32 MP = OmniVision OV32B |
| Front Resolution | 8192 x 6144 Pixels | 6528 × 4896 Pixels |
| Front Recording | 4K@30/60fps | 4K @ 60 fps |
| Front Flash | No | Screen Flash |
| Battery | ||
| Battery | 6600 mAh | 5410 mAh |
| Charging Watts | 100 W | 90 W |
| Battery Type | Silicon-Carbon | Silicon-Carbon |
| Wireless Charging | 40 W | 80 W |
| Reverse Charging | Yes | Yes |
| Reverse Wireless | Yes | 10 W |
| Battery Life (PC Mark) | ~15 hours | 12h 07m |
| Charging Time | ~30-40m (0% To 100%) | 47 min (20–100%) / 51 min full-charge test |
| Software | ||
| Model Number | V2547A | 25010PN30G |
| Release Date | 3 April, 2026 | 27 February, 2025 |
| Year | 2026 | 2025 |
| Series Name | Vivo X Series | Xiaomi Number |
| Category | Flagship | Flagship |
| Android OS | Android 17, OriginOS 7 | Android 15 |
| Body | ||
| Weight | 232 g - 237 g | 226 g or 229 g |
| Build | Frame Aluminum And Glass Back | Metal Frame And Back glass-fiber reinforced plastic |
| IP Rating | — | IP 68 |
| Special Features | Zeiss optics & Zeiss T* lens coating | Leica camera system,Laser autofocus,Color spectrum sensor, |
| Connectivity | ||
| SIM | Nano-SIM / E-Sim | Nano-SIM / E-Sim |
| Network | 4G / 4G+ / 5G/ 5G+ | 4G / 4G+ / 5G |
| WiFi | Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) | Wi-Fi 7 |
| Bluetooth | 5.4 | 6.0 |
| NFC | Yes | Yes / region dependent |
| Security & Audio | ||
| Speakers | Dual Stereo Speaker | Dual Stereo Speaker |
| Fingerprint | Hyper Sonic Front Finger | Hyper Sonic Front Finger |
| Other Sensors | Accelerometer | Proximity sensor |
| Highlights | ||
| Display Highlights |
 |
 |
| Processor Highlights |
 |
 |
| Memory Highlights |
 |
 |
| Camera Highlights |
 |
 |
| Battery Highlights |
 |
 |
| Verdict | ||
| Pros | ✅ Flagship Performance (Snapdragon 8 Elite Gen 5) | ✅ Leica Quad Cameras 📸 |
| Cons | ❌ No SD Card (No microSD Support) | ❌ Bulky Camera Module 📦 |
| Best For | ✅ Mobile Photography | 🎯 Mobile Photography Pros 📸 |
| Not Best For | ❌ Budget Buyers | 🚫 Budget Conscious Buyers 💰 |
| Related Media | ||
| Rival Devices | iPhone 17 Pro Max | Samsung Galaxy S26 Ultra |
| Unboxing | ||
| Mobile Disassembly | ||
| PUBG Gaming Test | ||
| Camera Test | ||
Cast your vote
So, which phone would you choose?
Total votes: 0
This comparison covers specs and pricing for 50+ countries — select your country next to the search bar to see local pricing based on the live USD rate. Prices can vary by region due to local taxes, import duties, and retailer markups.
How the Comparison Tool Works