Samsung Galaxy Note 20 Ultra vs Xiaomi 15 Pro
The Verdict
These phones occupy different market positions despite similar pricing at launch. Samsung's Galaxy Note 20 Ultra ($1299) brings a 6.9-inch Dynamic AMOLED 2X display with 1500 nits peak brightness, Snapdragon 865+ processor, and a versatile camera system headlined by a 108MP main sensor with laser autofocus. Battery capacity stands at 4500 mAh with 25W charging. Xiaomi's 15 Pro ($699) undercuts significantly while delivering a 6.73-inch LTPO AMOLED screen reaching 3200 nits brightness, considerably faster Snapdragon 8 Elite chip, and superior charging at 90W wired plus 50W wireless. Its 6100 mAh battery outlasts the Samsung by 1600 mAh, while the 50MP main camera uses a larger 1-inch sensor despite lower megapixel count, typically yielding better real-world image quality. The Xiaomi also features newer Android 15 with HyperOS 2, newer Gorilla Glass Victus 2, Wi-Fi 7, and Bluetooth 5.4 versus the Note's older spec sheet. The Galaxy Note 20 Ultra's periscope zoom lens (5x) offers more optical reach than Xiaomi's 3x telephoto. For users wanting flagship performance, longevity, superior brightness, and modern connectivity, the Xiaomi 15 Pro delivers nearly identical functionality at 46% lower price. The Note 20 Ultra justifies premium positioning only through zoom capabilities and stylus integration if you need it, but lacks compelling advantages.
Who Should Buy
Buy the Samsung Galaxy Note 20 Ultra if…
- →S Pen with ultra-low 9ms latency
- →120Hz adaptive QHD+ display
- →108 MP camera with 50x Space Zoom
Buy the Xiaomi 15 Pro if…
- →Massive 6100 mAh battery easily lasts two full days
- →1-inch type main sensor captures outstanding low-light photos
- →2K LTPO display with 3200-nit brightness is class-leading
Category Scores
Pros & Cons
Samsung Galaxy Note 20 Ultra
Pros
- S Pen with ultra-low 9ms latency
- 120Hz adaptive QHD+ display
- 108 MP camera with 50x Space Zoom
- 5x optical periscope telephoto
- Samsung DeX for desktop-like experience
Cons
- Slow 25W charging for a $1299 device
- No charger in the box in some regions
- Large and heavy
- S Pen silo location changed
- microSD slot removed
Xiaomi 15 Pro
Pros
- Massive 6100 mAh battery easily lasts two full days
- 1-inch type main sensor captures outstanding low-light photos
- 2K LTPO display with 3200-nit brightness is class-leading
- 90W wired + 50W wireless charging is extremely fast
- Triple 50MP Leica camera system with 3x optical zoom
Cons
- Heavy at 213 g due to the large battery
- HyperOS software has ads and bloatware in some regions
- No 5x periscope — 3x telephoto is behind Samsung and Apple flagships
- Limited global market availability
Full Specifications
| Spec | Samsung Galaxy Note 20 Ultra | Xiaomi 15 Pro |
|---|---|---|
| Software | Android 10, One UI 2.5 | Android 15 (HyperOS 2) |
| Body | ||
| Weight | 208 g | 213 g |
| Material | Stainless steel frame, Gorilla Glass Victus | Aluminum frame, Gorilla Glass Victus 2 |
| IP rating | IP68 | IP68 |
| Dimensions | 164.8 x 77.2 x 8.1 mm | 161.3 x 75.0 x 8.35 mm |
| Camera | ||
| Main camera | 108 MP, f/1.8, OIS, laser AF | 50 MP, f/1.44, OIS (1-inch type sensor) |
| Front camera | 10 MP, f/2.2 | 32 MP, f/2.0 |
| Video | 8K@24fps, 4K@60fps | 8K@24fps, 4K@60fps |
| Periscope | 12 MP, f/3.0, 5x optical zoom | — |
| Ultrawide | 12 MP, f/2.2 | 50 MP, f/2.2, 115-degree |
| Telephoto | — | 50 MP, f/2.5, 3x optical zoom, OIS |
| Memory | ||
| RAM | 12 GB | 16 GB |
| Storage options | 128 GB, 512 GB | 256 GB, 512 GB |
| Battery | ||
| Capacity | 4500 mAh | 6100 mAh |
| Charging | 25W wired | 90W wired |
| Wireless charging | 15W wireless | 50W wireless |
| Display | ||
| Size | 6.9 inches | 6.73 inches |
| Type | Dynamic AMOLED 2X | LTPO AMOLED |
| Resolution | 3088 x 1440 | 3200 x 1440 |
| Refresh rate | 120Hz | 1-120Hz |
| Brightness (nits) | 1500 | 3200 |
| Processor | ||
| CPU | Octa-core (1x3.09 GHz + 3x2.42 GHz + 4x1.8 GHz) | Octa-core (2x4.32 GHz + 6x3.53 GHz) |
| GPU | Adreno 650 | Adreno 830 |
| Chipset | Qualcomm Snapdragon 865+ | Qualcomm Snapdragon 8 Elite |
| Connectivity | ||
| 5G | ||
| NFC | ||
| USB | USB-C 3.2 | USB-C 3.2 |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 7 |
| Bluetooth | 5.0 | 5.4 |
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This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
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