Vivo X500 vs Xiaomi 15 Ultra
A spec-by-spec comparison of the Vivo X500 and the Xiaomi 15 Ultra, taken from their full specification sheets. Green marks the better value in each measured row.
VS
Head to head
| Vivo X500 | Xiaomi 15 Ultra | |
|---|---|---|
| Our rating | 9/10 | 9/10 |
| Battery | 7,500 mAh | 5,410 mAh |
| Wired charging | 90W | 90W |
| RAM (max) | — | 16 GB |
| Storage (max) | 512 GB | 512 GB |
| Screen size | 6.59 in | 6.73 in |
| Refresh rate | — | 120 Hz |
| Main camera | 64 MP | 200 MP |
| Weight (lower is lighter) | — | 226 g |
| Released | Sep 2026 | Feb 2025 |
Summary: Vivo X500 is ahead on battery. Xiaomi 15 Ultra is ahead on screen size, main camera.
Display
| Vivo X500 | Xiaomi 15 Ultra | |
|---|---|---|
| Type | OLED/AMOLED, HDR10+ | LTPO AMOLED, 1B colors, 120Hz, Dolby Vision, HDR10+, 3528.5 nits (peak) |
| Size | 6.59 inches (~89.5% screen-to-body ratio) | 6.73 inches |
| Resolution | 1220 x 2712 pixels (1.5K resolution) | 1440 x 3200 pixels |
| Refresh Rate | 144Hz | — |
| Features | Bezel-less with punch-hole display | — |
| Protection | — | Xiaomi Shield Glass 2.0 |
Platform
| Vivo X500 | Xiaomi 15 Ultra | |
|---|---|---|
| OS | Android 16 | Android 15, HyperOS 2 |
| Chipset | MediaTek Dimensity 9600M (3nm) | Qualcomm Snapdragon 8 Elite (4 nm) |
| CPU | Octa-core (configuration to be confirmed) | Octa-core (2x Prime Core 4.32 GHz, 6x Performance Core 3.53 GHz) |
| GPU | Mali G2 Ultra NX | Adreno™ GPU |
Memory
| Vivo X500 | Xiaomi 15 Ultra | |
|---|---|---|
| RAM | 12GB LPDDR6 | — |
| Storage | 256GB, 512GB UFS 5 | — |
| Card Slot | No | No |
| Internal | — | 256GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM |
Main Camera
| Vivo X500 | Xiaomi 15 Ultra | |
|---|---|---|
| Triple | 50 MP, f/1.6, (wide), 1/1.28", OIS (Sony LYT-828, Zeiss gimbal stabilization); 50 MP, f/2.2, 119˚ (ultrawide); 64 MP, f/2.5, 70mm (periscope telephoto), 3.5x optical zoom, OIS (Sony LYT-610) | — |
| Features | Zeiss optics, LED flash, panorama, HDR, 4K@120fps video recording, 4K@120fps slow-motion (telephoto) | Leica lenses, Dual-LED flash, HDR, panorama, variable aperture |
| Video | 4K@120fps | 8K@24/30fps, 4K@24/30/60/120fps, 1080p@30/60/120/240/480/960/1920fps, gyro-EIS, OIS, HDR10+, 10-bit video |
| Quad | — | 50 MP, f/1.6, 23mm (wide), 1.0"-type, multi-directional PDAF, Laser AF, OIS; 50 MP, f/2.2, 12mm, 122˚ (ultrawide), AF; 50 MP, f/1.8, 75mm (telephoto), PDAF, OIS, 3.2x optical zoom; 200 MP, f/2.6, 120mm (periscope telephoto), 1/1.4"-type, PDAF, OIS, 5x optical zoom |
Selfie Camera
| Vivo X500 | Xiaomi 15 Ultra | |
|---|---|---|
| Single | 50 MP, f/2.0, (wide) | 32 MP, f/2.0, 22mm (wide) |
| Features | HDR | HDR, panorama |
| Video | 1080p@30fps | 4K@30/60fps, 1080p@30/60fps, gyro-EIS |
Battery
| Vivo X500 | Xiaomi 15 Ultra | |
|---|---|---|
| Type | Li-Po 7500 mAh, non-removable | Li-Po 5410 mAh, non-removable |
| Charging | 90W wired, 40W wireless | 90W wired, PD3.0, QC4, 100% in 35 min (approx.); 80W wireless, 100% in 49 min (approx.); 10W reverse wireless |
Body
| Vivo X500 | Xiaomi 15 Ultra | |
|---|---|---|
| Dimensions | To be confirmed | 161.3 x 75.3 x 9.4 mm |
| Weight | To be confirmed | 226g (Glass fiber/Vegan leather), 229g (Silver Chrome) |
| Build | Premium glass back, ultra-slim bezels | Glass front (Xiaomi Shield Glass 2.0), aluminum frame, glass fiber or vegan leather back |
| Protection | IP69 dust/water resistant | — |
| Design | Redesigned horizontal camera island | — |
| SIM | — | Dual SIM (Nano-SIM, dual stand-by) or eSIM |
| IP Rating | — | IP68 dust/water resistant (up to 1.5m for 30 min) |
Comms
| Vivo X500 | Xiaomi 15 Ultra | |
|---|---|---|
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct |
| Bluetooth | 5.4, A2DP, LE, aptX HD | 5.4, A2DP, LE, aptX HD, aptX Adaptive |
| Positioning | GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) | GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) |
| NFC | Yes | Yes |
| Infrared port | Yes | Yes |
| Radio | No | — |
| USB | USB Type-C 2.0, OTG | USB Type-C 3.2, OTG |
Launch
| Vivo X500 | Xiaomi 15 Ultra | |
|---|---|---|
| Announced | September 21, 2026 (Expected) | 2025, February 27 |
| Status | Upcoming | Available |
Frequently asked questions
Which has the better battery, Vivo X500 or Xiaomi 15 Ultra?
Vivo X500 — 7,500 mAh for the Vivo X500 versus 5,410 mAh for the Xiaomi 15 Ultra.
Which is newer, Vivo X500 or Xiaomi 15 Ultra?
Vivo X500 — Sep 2026 for the Vivo X500 versus Feb 2025 for the Xiaomi 15 Ultra.
Is the Vivo X500 or the Xiaomi 15 Ultra rated higher?
We rate the Vivo X500 9/10 and the Xiaomi 15 Ultra 9/10.