Xiaomi 15T Pro vs vivo X300 Ultra 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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| Xiaomi 15T Pro | vivo X300 Ultra |
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Released
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Sep 24, 2025
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Released
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Mar 30, 2026
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6.8-inch · 2772x1280px
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6.8-inch · 3168x1440px
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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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5500 mAh
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6600 mAh
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| Check Accessories | Check Accessories |
Availability
| Officially announced | |
|---|---|
| Sep 24, 2025 | Mar 30, 2026 |
| Prices (MSRP) | |
| 12GB/256GB - €799 | |
Design
| Dimensions | |
|---|---|
| 6.41 x 3.07 x 0.31 inches 162.7 x 77.9 x 8 mm |
6.42 x 3.02 x 0.32 inches (~0.63 inches with camera bump) 162.98 x 76.81 x 8.19 mm (~15.96 mm with camera bump) |
| Weight | |
| 7.41 oz / 210.0 g | 8.18 oz / 232.0 g |
| Materials | |
| Frame: Aluminum | Back: Glass Frame: Aluminum |
| Resistance | |
| Yes; IP68 | Yes; IP69 |
| Biometrics | |
| Fingerprint (touch) | Ultrasonic in-screen fingerprint |
| Keys | |
| Right: Volume control, Lock/Unlock key | Right: Volume control, Lock/Unlock key |
| Colors | |
| Black, Gray, Mocha Gold | Black, White, Soft Green |
Display
| Size | |
|---|---|
| 6.8-inch, 90.22% screen-to-body | 6.8-inch, 90.04% screen-to-body |
| Type | |
| AMOLED, 144Hz, HDR10+, 3200 nits | AMOLED, 144Hz, HDR |
| Resolution | |
| 2772x1280px, 20:9 ratio, 447 PPI | 3168x1440px, 19.8:9 ratio, 510 PPI |
| Protection | |
| Corning Gorilla Glass 7i | |
PhoneArena Display Test
| Bright Max (20% APL) | |
|---|---|
| 3192 (Excellent) | 3300 (Excellent) |
| Bright Min | |
| 2.1 (Average) | 0.81 (Excellent) |
Learn more on our
PhoneArena Display Test Results page.
Hardware
| System chip | |
|---|---|
| Mediatek Dimensity 9400+ (3 nm) | Snapdragon 8 Elite Gen 5 SM8850-AC (3 nm) |
| Processor | |
| Octa-core 1x3.63GHz Cortex-X925 3x3.3GHz Cortex-X4 4x2.4GHz Cortex-A720 |
Octa-core 2x4.61GHz Oryon V3 Phoenix L 6x3.53GHz Oryon V3 Phoenix M |
| GPU | |
| Immortalis-G925 | Adreno 840 |
| Memory | |
| 12GB/256GB (UFS 4.0) 12GB/512GB 12GB/1TB |
12GB (LPDDR5X)/256GB (UFS 4.1) 12GB/512GB 16GB/512GB 16GB/1TB |
| Storage expansion | |
| not expandable | not expandable |
| OS | |
| Android (15) | Android (16) |
PhoneArena Performance Test
| GeekBench 6 Single | |
|---|---|
| 2538 | 3493 |
| GeekBench 6 Multi | |
| 7629 | 10736 |
| 3D Mark High | |
| 5861 | 7380 |
| 3D Mark Low | |
| 3122 | 4277 |
Learn more on our
PhoneArena Performance Test Results page.
Battery
| Type | |
|---|---|
| 5500 mAh | 6600 mAh, Si - Carbon |
| Charging | |
| Qi wireless charging, Reverse wired charging | |
| Charge speed | |
| Wired: 90.0W Wireless: 50.0W |
Wired: 100.0W Wireless: 40.0W |
Battery Life Estimate
9h 37min
Browsing
24h 49min
Video
12h 52min
Gaming
12h 9min
Battery Life Estimate
8h 28min
Browsing
20h 19min
Video
11h 54min
Gaming
11h 30min
Camera
| Rear | |
|---|---|
| Triple camera | Triple camera |
| Main camera | |
| 50 MP (OIS, PDAF) Aperture size: F1.6 Focal length: 23 mm Sensor size: 1/1.31" Pixel size: 1.2 μm |
200 MP (OIS, Laser autofocus, PDAF) Sensor name: Sony LYT-901 Aperture size: F1.9 Focal length: 35 mm Sensor size: 1/1.12″ |
| Second camera | |
| 12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 15 mm Sensor size: 1/3.06" Pixel size: 1.12 μm |
50 MP (Ultra-wide, OIS, PDAF) Sensor name: Sony LYT-818 Aperture size: F2.0 Focal Length: 14 mm Sensor size: 1/1.28" Pixel size: 1.22 μm |
| Third camera | |
| 50 MP (Telephoto, PDAF) Optical zoom: 5.0x Aperture size: F3.0 Focal Length: 115 mm |
200 MP (Telephoto, Periscope, OIS, PDAF) Sensor name: Samsung ISOCELL HP0 Optical zoom: 3.7x Aperture size: F2.7 Focal Length: 85 mm Sensor size: 1/1.4" Pixel size: 0.56 μm |
| Flash | |
| LED | LED |
| Video recording | |
| 8K UHD (30 fps), 4K UHD (60 fps) | 8K UHD (30 fps), 4K UHD (120 fps), 1080p (240 fps) OIS, HDR |
| Front | |
| 32 MP | 50 MP Video capture: 4K UHD (60 fps) |
140
Overall
144
Photo
135
Video
N/A
Overall
N/A
Photo
N/A
Video
Connectivity & Features
| Bluetooth | |
|---|---|
| 6.0 | 5.4 |
| WLAN | |
| Wi-Fi 6E,Wi-Fi 7 Wi-Fi Direct, Hotspot | Wi-Fi 6,Wi-Fi 6E,Wi-Fi 7 MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax |
| USB | |
| Type-C | Type-C, USB 3.2 |
| Sensors | |
| Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor | Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor |
| Hearing aid compatible | |
| M3/T4 | |
| Location | |
| GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning | GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning |
| Other | |
| NFC, Infrared | NFC, Infrared |
Multimedia
| Headphones | |
|---|---|
| No 3.5mm jack | No 3.5mm jack |
| Speakers | |
| Earpiece, Multiple speakers | Earpiece, Multiple speakers |
| Screen mirroring | |
| Wireless screen share | |
| Additional microphone(s) | |
| Noise cancellation | |
Cellular
| 5G Bands | |
|---|---|
| n1, n2, n3, n5, n7, n8, n12, n20, n28, n38, n40, n41, n48, n66, n77, n78, SA, NSA | n1, n2, n3, n5, n7, n12, n20, n25, n26, n28, n38, n40, n41, n48, n66, n70, n78, n79, n80 |
| LTE Bands | |
| 1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66 | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 66 |
| TDD Bands | |
| 38, 40, 41, 42 | 34, 38, 39, 40, 41, 42, 43, 48 |
| 3G Bands | |
| 1, 2, 4, 5, 6, 8 | 1, 2, 4, 5, 6, 8, 19 |
| Data Speed | |
| LTE-A, HSDPA+ (4G) 42.2 Mbit/s | |
| SIM type | |
| Nano SIM, eSIM | Dual Nano SIM |
Discover more
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