vivo iQOO 15T vs vivo X300 Ultra
Side-by-side specs and price comparison for buyers in Algeria.
vivo iQOO 15T
Price coming soon
vivo X300 Ultra
Quick Verdict
Who wins each category, side by side.
Better price
Even
Faster chip
vivo X300 Ultra
Bigger battery
vivo iQOO 15T
Faster charging
Even
Higher-resolution camera
Even
Better display
vivo iQOO 15T
Lighter body
Even
Best value for money
Even
Full specs comparison
Display
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| Size (inches) | 6.82 | 6.82 |
| Panel Type | LTPO AMOLED | LTPO AMOLED |
| Resolution Height | 3168 | 3200 |
| Resolution Width | 1440 | 1440 |
| Refresh Rate | 144 | 120 |
| Peak Brightness | 4500 | — |
| PPI | 510 | 515 |
| Screen-to-body | 90.2 | 92 |
Platform
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| CPU | Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro) | Octa-core (2x4.6 GHz & 6x3.62 GHz) |
| GPU | Mali-G1 Ultra MC12 | Adreno 840 |
| Chipset Name | MediaTek Dimensity 9500 Monster | Snapdragon 8 Elite Gen 5 |
| Process (nm) | 3 | 3 |
| OS Name | Android | Android |
| UI Skin | OriginOS 6 | OriginOS 6 |
| OS Version | 16 | 16 |
Benchmarks
Geekbench (Single-Core)
vivo X300 Ultra +3%Geekbench (Multi-Core)
vivo iQOO 15T +2%AnTuTu
vivo X300 Ultra +28%| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| Geekbench (Single-Core) | 3,468 | 3,588 |
| Geekbench (Multi-Core) | 10,364 | 10,207 |
| AnTuTu | 2,922,540 | 3,740,686 |
Memory
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| Card Slot | — | No |
| cardslot | No | — |
| unknown | UFS 4.1 | — |
| Variants | 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM | 256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM |
Main Camera
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| Video | 8K, 4K, 1080p; gyro-EIS, OIS | 8K@24fps, 4K@30/60/120fps, Dolby Vision HDR |
| Features | Color spectrum sensor, LED flash, HDR, panorama | Zeiss T* coating, LED flash, HDR, panorama |
| Count | 2 | 3 |
| periscope telephoto | — | 200 MP, f/2.67, (periscope telephoto) |
| ultrawide | 50 MP, f/2, 15mm, (ultrawide) | 50 MP, f/2, (ultrawide) |
| Wide | 200 MP, f/1.9, (wide) | 200 MP, f/1.57, 35mm, (wide) |
Selfie Camera
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| Video | 1080p@30fps | 4K@30fps, 1080p@30/60fps |
| Features | HDR | HDR |
| Count | 1 | 1 |
| Lens | 16 MP, f/2.5, (wide) | 50 MP, f/2, (wide) |
Battery
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| Capacity (mAh) | 8000 | 7000 |
| Chemistry | Si/C Li-Ion | Si/C Li-Ion |
| Wired Charging (W) | 100 | 100 |
| Wireless Charging (W) | — | 40 |
Body
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| Build | Glass front, aluminum frame, glass back or glass-fiber reinforced plastic back | Glass front, glass back |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Height (mm) | 163.4 | — |
| Thickness (mm) | 8.3 | — |
| unknown | IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) Color-changing rear panel (blue color only) | — |
| Weight (g) | 216 | — |
| Width (mm) | 76.7 | — |
Launch
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| Announced | 2026, May 20 | 2026, March |
| Status | Available. Released 2026, May 20 | Coming soon. Exp. release 2026, March 30 |
Network
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| 2gbands | GSM 850, 900, 1800, 1900 | — |
| 3gbands | HSDPA 800, 850, 900, 1700(AWS), 1900, 2100 | — |
| 4gbands | 1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66 | — |
| 5gbands | 1, 3, 5, 7, 8, 18, 26, 28, 34, 38, 39, 40, 41, 48, 66, 77, 78 SA/NSA | — |
| Speed | HSPA, LTE, 5G | HSPA, LTE (CA), 5G |
| Technology | GSM, HSPA, LTE, 5G | GSM, HSPA, LTE, 5G |
Connectivity
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| Bluetooth | 5.4 | 5.4 |
| infraredport | Yes | — |
| NFC | Yes | Yes |
| Positioning | GPS (L1+L5), BDS (B1I+B1c+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), NavIC (L1+L5), GLONASS | GPS, GLONASS, GALILEO, BDS, QZSS |
| Radio | No | — |
| USB Type | Type-C | Type-C |
| USB Version | 2.0 | 3.2 |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
Sound
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| 3.5mm Jack | — | No |
| 3 5mmjack | No | — |
| Loudspeaker | Yes, with stereo speakers | Yes, with stereo speakers |
Features
| Spec | vivo iQOO 15T | vivo X300 Ultra |
|---|---|---|
| Sensors | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer |
Buying advice for Algeria
Both vivo iQOO 15T and vivo X300 Ultra are sold in Algeria, but they fit different priorities.
vivo iQOO 15T packs a 8000 mAh battery, which translates to longer screen-on time when you are away from a charger.
vivo X300 Ultra posts a stronger benchmark score, useful for heavier games and multitasking on Algerian carriers' busier 4G networks.
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