OnePlus 15 vs Xiaomi 18 Pro Max Specs Comparison
Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.
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| OnePlus 15 | Xiaomi 18 Pro Max |
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Released
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Oct 28, 2025
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Announced
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Sep 24, 2026
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6.8-inch · 2772x1272px
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6.9-inch · 2624x1208px
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Triple camera
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Triple camera
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12GB · 256GB
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12GB · 256GB
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7300 mAh
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8500 mAh
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| Check prices | |
| Check Accessories | Check Accessories |
Availability
| Officially announced | |
|---|---|
| Oct 27, 2025 | Sep 24, 2026 |
| Prices (MSRP) | |
| 12GB/256GB - $899 | 12GB/256GB - €920 12GB/512GB 16GB/512GB 16GB/1TB |
Design
| Dimensions | |
|---|---|
| 6.35 x 3.02 x 0.32 inches 161.4 x 76.7 x 8.1 mm |
6.43 x 3.06 x 0.33 inches 163.43x 77.6 x 8.39 mm 8.47 mm |
| Weight | |
| 7.44 oz / 211.0 g | 8.29 oz / 235.0 g 240 gr |
| Materials | |
| Back: Glass Frame: Aluminum | Back: Glass Frame: Aluminum |
| Resistance | |
| Water, Dust; IP69 | Water (up to 6 meters), Dust; IP68 |
| Biometrics | |
| Ultrasonic in-screen fingerprint | 2D Face unlock, Ultrasonic in-screen fingerprint |
| Keys | |
| Right: Volume control, Lock/Unlock key | Left: AI button; Right: Volume control, Lock/Unlock key |
| Colors | |
| Infinite Black, Ultra Violet, Sand Storm | Black, White, Pink, Red, Blue |
Display
| Size | |
|---|---|
| 6.8-inch, 90.86% screen-to-body | 6.9-inch, 91.92% screen-to-body |
| Type | |
| AMOLED, 165Hz, HDR10+, 1800 nits | AMOLED, 120Hz, Dolby Vision, 4000 nits |
| Resolution | |
| 2772x1272px, 19.5:9 ratio, 450 PPI | 2624x1208px, 19.5:9 ratio, 419 PPI |
| Protection | |
| Corning Gorilla Glass Victus 2 | Xiaomi Dragon Crystal Glass 3 |
| Features | |
| HDR support | |
| Rear cover display | |
| 2.9 inches 596 x976 px AMOLED Scratch-resistant glass (Xiaomi Dragon Crystal Glass 3) |
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PhoneArena Display Test
| Bright Max (20% APL) | |
|---|---|
| 3472 (Excellent) | Untested |
| Bright Min | |
| 1.8 (Good) | Untested |
Learn more on our
PhoneArena Display Test Results page.
Hardware
| System chip | |
|---|---|
| Snapdragon 8 Elite Gen 5 SM8850-AC (3 nm) | Snapdragon 8 Elite Extreme Gen 6 SM8975 (2 nm) |
| Processor | |
| Octa-core 2x4.6GHz Oryon V3 Phoenix L 6x3.62GHz Oryon V3 Phoenix M |
Octa-core 2x Oryon @5GHz 3X Oryon @4.03GHz 3X Oryon @3.74GHz |
| GPU | |
| Adreno 840 | Adreno 850 |
| Memory | |
| 12GB (LPDDR5X)/256GB (UFS 4.1) 16GB/256GB 12GB/512GB 16GB/512GB 16GB/1TB | 12GB (LPDDR5X)/256GB (UFS 4.1) 12GB/512GB 16GB/256GB 16GB/512GB 16GB/1TB |
| Storage expansion | |
| not expandable | not expandable |
| OS | |
| Android (16) | Android (17) |
PhoneArena Performance Test
| GeekBench 6 Single | |
|---|---|
| 3493 | Untested |
| GeekBench 6 Multi | |
| 10692 | Untested |
| 3D Mark High | |
| 5328 | Untested |
| 3D Mark Low | |
| 5110 | Untested |
Learn more on our
PhoneArena Performance Test Results page.
Battery
| Type | |
|---|---|
| 7300 mAh, Si - Carbon | 8500 mAh, Si - Carbon |
| Charging | |
| Fast charging Qi wireless charging, Reverse wireless charging | Qualcomm Quick Charge 3.0, Fast charging Reverse wireless charging, Reverse wired charging |
| Charge speed | |
| Wired: 80.0W Wireless: 50.0W | Wired: 100.0W Wireless: 50.0W |
Battery Life Estimate
10h 44min
Browsing
30h 6min
Video
12h 37min
Gaming
14h 16min
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Camera
| Rear | |
|---|---|
| Triple camera | Triple camera |
| Main camera | |
| 50 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 24 mm Sensor size: 1/1.56" Pixel size: 1.0 μm |
200 MP (LOFIC sensor, OIS, Laser and PDAF) Sensor name: Light Hunter 960L Aperture size: F1.7 Focal length: 23 mm Sensor size: 1/1.28" Pixel size: 0.61 μm |
| Second camera | |
| 50 MP (Ultra-wide) Aperture size: F2.0 Focal Length: 16 mm Sensor size: 1/2.88" Pixel size: 0.61 μm |
50 MP (Ultra-wide, PDAF) Aperture size: F2.4 Focal Length: 17 mm Sensor size: 1/2.88" |
| Third camera | |
| 50 MP (Telephoto, Periscope, OIS, PDAF) Optical zoom: 3.5x Aperture size: F2.8 Focal Length: 80 mm Sensor size: 1/2.76" Pixel size: 0.64 μm |
200 MP (Telephoto, Periscope, OIS, PDAF) Optical zoom: 3.2x Aperture size: F2.4 Focal Length: 75 mm Sensor size: 1/1.56" |
| Flash | |
| LED | LED |
| Video recording | |
| 8K UHD (30 fps), 4K UHD (60 fps), 1080p (240 fps) | |
| Front | |
| 32 MP Video capture: 4K UHD (60 fps) | 50 MP Video capture: 4K UHD (60 fps) |
151
Overall
159
Photo
143
Video
N/A
Overall
N/A
Photo
N/A
Video
Connectivity & Features
| Bluetooth | |
|---|---|
| 6.0 | 6.0 |
| WLAN | |
| Wi-Fi 6,Wi-Fi 7 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax | Wi-Fi 6E,Wi-Fi 7 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax, be |
| USB | |
| Type-C, USB 3.2 | Type-C, USB 3.2 |
| Sensors | |
| Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor | Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor |
| Location | |
| GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning | GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC |
| Other | |
| NFC | NFC, Infrared |
Multimedia
| Headphones | |
|---|---|
| No 3.5mm jack | No 3.5mm jack |
| Speakers | |
| Earpiece, Multiple speakers | Earpiece, Multiple speakers |
| Features | |
| aptX, aptX-HD | |
Cellular
| 5G Bands | |
|---|---|
| n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n30, n38, n40, n41, n48, n66, n71, n75, n77, n78 | n1, n2, n3, n5, n7, n8, n12, n13, n14, n20, n25, n26, n28, n29, n38, n40, n41, n48, n66, n70, n71, n77, n78, n79, n80, n84, SA, NSA |
| LTE Bands | |
| 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 71 | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 66, 71 |
| TDD Bands | |
| 38, 39, 40 | 34, 38, 39, 40, 41, 42, 43, 48 |
| 3G Bands | |
| 1, 2, 4, 5, 8 | |
| Data Speed | |
| LTE-A, HSDPA+ (4G) 42.2 Mbit/s | |
| Dual SIM | |
| Yes | |
| SIM type | |
| eSIM, Dual Nano SIM | Dual Nano SIM |
Discover more
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