Side-by-side technical data
vivo iQOO 15 vs Xiaomi 18 Pro Max
Comparison between vivo iQOO 15 and Xiaomi 18 Pro Max: camera, battery, fast charging, display, performance and colors, side by side. More phones from vivo and Xiaomi.
The verdict
Neither runs away with it: each wins something.
| Category | iQOO 15 | 18 Pro Max |
|---|---|---|
| Design & display | 9.1 | 8.4 |
| Performance & hardware | 9.3 | 9.5 |
| Camera | 8.2 | 8.8 |
| Connectivity | 8.5 | 8.4 |
| Battery & charging | 9.6 | 9.7 |
Which one is for you?
vivo iQOO 15, if you care about…
- Display Technology
- LTPO AMOLED
- against AMOLED
- Display Refresh Rate
- 144 Hz
- against 120 Hz
- Maximum Storage Capacity
- 1 TB
- against 256 GB
- Peak Display Brightness
- 6,000 nits
- against 4,000 nits
Xiaomi 18 Pro Max, if you care about…
- Battery Capacity
- 8,000 mAh
- against 7,000 mAh
- Bluetooth Version
- Bluetooth 6.2
- against Bluetooth 6.0
- Wireless charging power
- 50 W
- against 40 W
- Geekbench 6 Single-Core
- 4,327
- against 3,234
Specification comparison
Performance
| Specification | iQOO 15 | 18 Pro Max |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite Gen 6 |
| Processor Process Size | 3 nm | 2 nm Best value |
| Graphics GPU | Qualcomm Adreno 840 | — |
| Storage Type | UFS 4.1 | UFS 4.1 |
| Maximum CPU Clock | 4.6 GHz | 5.01 GHz Best value |
| Maximum Storage Capacity | 1 TB Best value | 256 GB |
| AnTuTu Score | 3,785,250 | 4,451,738 |
| Geekbench 6 Single-Core | 3,234 | 4,327 Best value |
| Geekbench 6 Multi-Core | 10,059 | 12,873 Best value |
| CPU Description | Octa-core CPU with 2x4.6 GHz and 6x3.62 GHz cores | 2×5 GHz Prime + 6×4 GHz Performance |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 16 GB | 16 GB |
| RAM Type | LPDDR5X | LPDDR5X |
| AnTuTu version | v11 | — |
| 3DMark Wild Life Extreme | 7,229 | — |
Design
| Specification | iQOO 15 | 18 Pro Max |
|---|---|---|
| Body Colors | Black, White, Blue, Grey, Green | White, Blue, Red, Pink, Grey |
| Body Thickness | 8.1 mm Best value | 8.39 mm |
| Body Width | 76.8 mm | 77.6 mm |
| Body Height | 163.7 mm | 163.39 mm |
| Weight | 220 g Best value | 235 g |
| Usable Surface | 90.7 % | 92 % Best value |
| Body Materials | Glass, Aluminium Alloy, Polycarbonate | Aluminium Alloy, Ceramics, Titanium Best value |
| Resistance Features | IP68, IP69 | IP68, IP69 |
| Waterproof Depth | 1.5 m | — |
Battery
| Specification | iQOO 15 | 18 Pro Max |
|---|---|---|
| Battery Capacity | 7,000 mAh | 8,000 mAh Best value |
| Battery Type | Si-Carbon Li-Ion | Si-Carbon Li-Ion |
| Fast Charge Power | 100 W | 100 W |
| Battery Features | Fast Charging, Wireless Charging, Reverse Charging, Reverse Wireless Charging, Bypass Charging, Non-Removable, Rechargeable, Battery Level Indicator, Charger Included | Fast Charging, Wireless Charging, Reverse Charging, Reverse Wireless Charging, Non-Removable, Battery Level Indicator, Rechargeable |
| Wireless charging power | 40 W | 50 W Best value |
Display
| Specification | iQOO 15 | 18 Pro Max |
|---|---|---|
| Display Aspect Ratio | 20:9 | 19.5:9 |
| Display Technology | LTPO AMOLED Best value | AMOLED |
| Peak Display Brightness | 6,000 nits Best value | 4,000 nits |
| Display Diagonal | 6.85″ | 6.9″ Best value |
| Display Horizontal Resolution | 1,440 px Best value | 1,208 px |
| Display Vertical Resolution | 3,168 px Best value | 2,624 px |
| Display Pixel Density | 508 ppi Best value | 419 ppi |
| Display Refresh Rate | 144 Hz Best value | 120 Hz |
| Touch Sampling Rate | 360 Hz Best value | 300 Hz |
| Display Contrast Ratio | 8,000,000 :1 | — |
| Display Features | Hole-Punch Notch, SGS Certified, 2160Hz PWM, TÜV Rheinland Low Blue Light, Variable Refresh Rate, 120Hz, 144Hz, HDR10+, DCI-P3, DC Dimming, 10-Bit Panel, Dolby Vision, Scratch Resistant, Capacitive Touch, Multi-Touch, Frameless, LTPO, Always-On Display, HDR10, Gorilla Glass, HDR Vivid | Hole-Punch Notch, 2160Hz PWM, Variable Refresh Rate, Always-On Display, HDR10+, DCI-P3, DC Dimming, Dolby Vision, Scratch Resistant, Dragontrail Glass, Xiaomi Longjing Glass, Capacitive Touch, Multi-Touch, Frameless, LTPO, Secondary Display |
Sensors
| Specification | iQOO 15 | 18 Pro Max |
|---|---|---|
| Fingerprint Sensor Placement | Under Display | Under Display |
Sensor
| Specification | iQOO 15 | 18 Pro Max |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Gravity Sensor, Hall Sensor, Light Sensor, Cooling System, Barometer | Cooling System, Fingerprint Sensor, Accelerometer, Barometer, Compass, Gyroscope, Hall Sensor, Light Sensor, Proximity Sensor, RGB Sensor |
Software
| Specification | iQOO 15 | 18 Pro Max |
|---|---|---|
| Operating System | Android 16 | Android 17 |
| OS Family | Android | Android |
| OS Version | 16 | 17 Best value |
| OS Update Support | 5 years | 5 years |
| Widevine L1 | — | Yes |
Connectivity
| Specification | iQOO 15 | 18 Pro Max |
|---|---|---|
| SIM Configurations | Dual Nano-SIM + eSIM, Dual SIM Dual Standby Best value | Dual Nano-SIM, Dual SIM Dual Standby |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS 800, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 3G UMTS B1, 3G UMTS B2, 3G UMTS B4, 3G UMTS B5, 3G UMTS B6, 3G UMTS B8, 3G UMTS B18, 3G UMTS B19, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, 4G LTE B28A, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B42, 4G LTE B43, 4G LTE B48, 4G LTE B66, 4G LTE B71, 5G NR n1, 5G NR n2, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n18, 5G NR n20, 5G NR n25, 5G NR n26, 5G NR n28a, 5G NR n38, 5G NR n40, 5G NR n41, 5G NR n48, 5G NR n66, 5G NR n71, 5G NR n75, 5G NR n77, 5G NR n78, 5G NR n80, 5G NR n84 | 2G GSM 1900, 2G GSM 1800, 2G GSM 850, 2G GSM 900, 3G UMTS B1, 3G UMTS B2, 3G UMTS 1700 AWS, 3G UMTS B5, 3G UMTS B6, 3G UMTS B8, 3G UMTS B19, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B13, 4G LTE B14, 4G LTE B17, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, 4G LTE B28A, 4G LTE B28B, 4G LTE B29, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B42, 4G LTE B43, 4G LTE B48, 4G LTE B66, 4G LTE B71, 5G NR n1, 5G NR n2, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n12, 5G NR n13, 5G NR n14, 5G NR n18, 5G NR n20, 5G NR n25, 5G NR n26, 5G NR n28a, 5G NR n28b, 5G NR n29, 5G NR n38, 5G NR n40, 5G NR n41, 5G NR n48, 5G NR n66, 5G NR n70, 5G NR n71, 5G NR n77, 5G NR n78, 5G NR n80, 5G NR n81, 5G NR n83A, 5G NR n83B, 5G NR n84, 5G NR n89 |
| Cellular Technologies | GSM, HSPA, LTE, 5G | — |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 7 (802.11be) | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 6 (802.11ax), Wi-Fi 6E, Wi-Fi 7 (802.11be) |
| Wi-Fi Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, MIMO | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, MIMO |
| Bluetooth Version | Bluetooth 6.0 | Bluetooth 6.2 Best value |
| Bluetooth Profiles | A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless Best value | A2DP, LE, aptX, LDAC, SBC, AAC, aptX Adaptive |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, A-GPS, GLONASS, BeiDou, QZSS, Galileo, NavIC Best value |
| Connectivity Features | Infrared, NFC, USB Type-C, USB 3.2, USB Host 3.2, USB OTG, USB Charging, USB Mass Storage, Computer Sync, OTA Sync, Tethering, VoLTE | Computer Sync, DLNA, Infrared, NFC, OTA Sync, Tethering, VoLTE, VoNR, USB Charging, USB Mass Storage, USB Host 3.2, USB OTG, USB Type-C, USB 3.2 Gen 2 |
| USB Version | USB 3.2 | USB 3.2 Gen 2 Best value |
| Max. download speed | 12,500 Mbps | — |
| Max. upload speed | 3,500 Mbps | — |
Audio
| Specification | iQOO 15 | 18 Pro Max |
|---|---|---|
| Microphone Count | — | 2 |
| Audio Features | Stereo Speakers, Hi-Res Audio, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless, LHDC 5 | Dolby Atmos, Hi-Res Audio, Stereo Speakers, A2DP, LE, aptX, LDAC, SBC, AAC, aptX Adaptive |
Technical
| Specification | iQOO 15 | 18 Pro Max |
|---|---|---|
| Model numbers | I2501, V2505A | — |
