vivo iQOO 15 Ultra vs vivo X300 Ultra
Side-by-side specs and price comparison for buyers in Algeria.
vivo iQOO 15 Ultra
vivo X300 Ultra
Quick Verdict
Who wins each category, side by side.
Better price
vivo iQOO 15 Ultra
Faster chip
Even
Bigger battery
vivo iQOO 15 Ultra
Faster charging
Even
Higher-resolution camera
vivo X300 Ultra
Better display
vivo iQOO 15 Ultra
Lighter body
Even
Best value for money
Even
Full specs comparison
Display
| Spec | vivo iQOO 15 Ultra | vivo X300 Ultra |
|---|---|---|
| Size (inches) | 6.85 | 6.82 |
| Panel Type | AMOLED | LTPO AMOLED |
| Resolution Height | 3168 | 3200 |
| Resolution Width | 1440 | 1440 |
| Refresh Rate | 144 | 120 |
| Peak Brightness | 8000 | — |
| PPI | 508 | 515 |
| Screen-to-body | 90.7 | 92 |
Platform
| Spec | vivo iQOO 15 Ultra | vivo X300 Ultra |
|---|---|---|
| CPU | Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M) | Octa-core (2x4.6 GHz & 6x3.62 GHz) |
| GPU | Adreno 840 | Adreno 840 |
| Chipset Name | Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite Gen 5 |
| Process (nm) | 3 | 3 |
| OS Name | Android | Android |
| UI Skin | OriginOS 6 | OriginOS 6 |
| OS Version | 16 | 16 |
Memory
| Spec | vivo iQOO 15 Ultra | vivo X300 Ultra |
|---|---|---|
| Card Slot | No | No |
| Variants | 256GB 16GB RAM, 512GB 16GB RAM, 1TB 16GB RAM, 1TB 24GB RAM | 256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM |
Main Camera
| Spec | vivo iQOO 15 Ultra | vivo X300 Ultra |
|---|---|---|
| Video | 8K@30fps, 4K@24/30/60fps, 1080p@30/60/120/240fps, gyro-EIS | 8K@24fps, 4K@30/60/120fps, Dolby Vision HDR |
| Features | LED flash, HDR, panorama | Zeiss T* coating, LED flash, HDR, panorama |
| Count | 3 | 3 |
| periscope telephoto | 50 MP, f/2.7, 85mm, (periscope telephoto) | 200 MP, f/2.67, (periscope telephoto) |
| ultrawide | 50 MP, f/2.1, 15mm, (ultrawide) | 50 MP, f/2, (ultrawide) |
| Wide | 50 MP, f/1.9, 23mm, (wide) | 200 MP, f/1.57, 35mm, (wide) |
Selfie Camera
| Spec | vivo iQOO 15 Ultra | vivo X300 Ultra |
|---|---|---|
| Video | 4K@30/60fps, 1080p@30/60fps | 4K@30fps, 1080p@30/60fps |
| Features | HDR | HDR |
| Count | 1 | 1 |
| Lens | 32 MP, f/2.2, 21mm, (wide) | 50 MP, f/2, (wide) |
Battery
| Spec | vivo iQOO 15 Ultra | vivo X300 Ultra |
|---|---|---|
| Capacity (mAh) | 7400 | 7000 |
| Chemistry | Si/C Li-Ion | Si/C Li-Ion |
| Wired Charging (W) | 100 | 100 |
| Wireless Charging (W) | 40 | 40 |
Body
| Spec | vivo iQOO 15 Ultra | vivo X300 Ultra |
|---|---|---|
| Build | — | Glass front, glass back |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Height (mm) | 163.7 | — |
| Thickness (mm) | 8.7 | — |
| Weight (g) | 227 | — |
| Width (mm) | 76.8 | — |
Launch
| Spec | vivo iQOO 15 Ultra | vivo X300 Ultra |
|---|---|---|
| Announced | 2026, February 04 | 2026, March |
| Status | Available. Released 2026, February 06 | Coming soon. Exp. release 2026, March 30 |
Network
| Spec | vivo iQOO 15 Ultra | vivo X300 Ultra |
|---|---|---|
| 2G Bands | GSM 850, 900, 1800, 1900 | — |
| 3G Bands | HSDPA 800, 850, 900, 1700(AWS), 1900, 2100 | — |
| 4G Bands | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 43, 48, 66 | — |
| 5G Bands | 1, 2, 3, 5, 7, 8, 12, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 75, 77, 78, 79, 80, 81, 83, 84, 89, 91, 92, 93, 94 SA/NSA | — |
| Speed | HSPA, LTE, 5G | HSPA, LTE (CA), 5G |
| Technology | GSM, HSPA, LTE, 5G | GSM, HSPA, LTE, 5G |
Connectivity
| Spec | vivo iQOO 15 Ultra | vivo X300 Ultra |
|---|---|---|
| Bluetooth | 5.4 | 5.4 |
| infrared port | Yes | — |
| NFC | Yes | Yes |
| Positioning | GPS (L1 + L5), GLONASS (G1), BDS (B1I + B1c + B2a), GALILEO (E1 + E5a), QZSS (L1 + L5) | GPS, GLONASS, GALILEO, BDS, QZSS |
| Radio | No | — |
| USB Type | Type-C | Type-C |
| USB Version | 3.2 | 3.2 |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
Sound
| Spec | vivo iQOO 15 Ultra | vivo X300 Ultra |
|---|---|---|
| 3.5mm Jack | No | No |
| Loudspeaker | Yes, with stereo speakers (with Dolby Atmos) | Yes, with stereo speakers |
Features
| Spec | vivo iQOO 15 Ultra | 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 15 Ultra and vivo X300 Ultra are sold in Algeria, but they fit different priorities.
vivo iQOO 15 Ultra is 36% cheaper at 204,000 DZD versus 321,000 DZD for the vivo X300 Ultra, leaving room for accessories or a longer screen-protection plan.
vivo iQOO 15 Ultra packs a 7400 mAh battery, which translates to longer screen-on time when you are away from a charger.
vivo X300 Ultra reaches a higher main-sensor resolution at 200 MP, which helps with crops and lower-light photos.
Above 100,000 DZD you are paying for the chipset, camera tuning, and long-term software support, so weigh those against price.
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