Xiaomi 15 Ultra vs Nubia Z20
Quick Comparison
Xiaomi 15 Ultra has better RAM than Nubia Z20. In terms of display resolution, Xiaomi 15 Ultra has better resolution of 3200 x 1440 than Nubia Z20 which has resolution of 2340 x 1080. Xiaomi 15 Ultra has more internal memory than Nubia Z20
| Name | Xiaomi 15 Ultra | Nubia Z20 |
| RAM | 16 GB | 6 GB |
|---|---|---|
| Display | 6.73 in | 6.42 in |
| Internal Memory | 512 GB | 128 GB |
| Battery | 5410 mAh | 4000 mAh |
| Camera | 50 MP Quad | 48 MP + 16 MP + 8 MP Triple |
| Price | Rs. 109999 | Rs. 34990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is March 11, 2025. The cost of Xiaomi 15 Ultra is Rs. 109999. The launch Date of the second phone is August 8, 2019. The cost of Nubia Z20 is Rs. 34990.
Display comparison
Nubia Z20 has screen size of 6.42 inches which falls short to Xiaomi 15 Ultra's 6.73 inch screen. Xiaomi 15 Ultra has LTPO AMOLED Screen type where as Nubia Z20 has AMOLED Screen type. Xiaomi's phone has display density of 522 PPI & Nubia's phone has only 401 PPI display density. In terms of screen to body ratio, Xiaomi's phone has better screen to body ratio of ~ 89.7% than Nubia's phone ~ 84.8%. Xiaomi 15 Ultra has 20:9 aspect ratio where as Nubia Z20 has 18:9 aspect ratio.
Memory comparison
Xiaomi 15 Ultra's larger 16 GB RAM is better for playing games and all with respect to Nubia Z20's lower 6 GB RAM. Xiaomi 15 Ultra has more Internal Memory (512 GB) than Nubia Z20 (128 GB).
Camera comparison
Xiaomi 15 Ultra's 50 MP Quad Rear Camera outclasses Nubia Z20's 48 MP + 16 MP + 8 MP Triple Rear Camera in terms of resolution.Xiaomi 15 Ultra has 32 MP Front Camera in comparison to Nubia Z20's Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 9.0 version.
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Full Comparison
| Name | Xiaomi 15 Ultra | Nubia Z20 |
| General | ||
| Model | Mi 15 Ultra | Z20 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | March 11, 2025 | August 8, 2019 |
| In The Box | Mobile Phone, Adapter, USB Type-C Cable, SIM Eject Tool, Protective Case, Safety Information, Quick Start Guide and Warranty Card, Desiccant | |
| Design | ||
| Dimensions | 75.3 x 161.3 x 9.48 mm | 75.2 x 158.6 x 9.2 mm |
| Weight | 229 g | 186 g |
| Colors | Silver Chrome | |
| Display | ||
| Type | Color LTPO AMOLED Screen (68 B) | Color AMOLED Screen (16M Colors) |
| Touch | Yes, 300 Hz Touch Sampling Rate | Yes |
| Size | 6.73 inches, 1440 x 3200 pixels, 120 Hz | 6.42 inches, 1080 x 2340 pixels |
| Aspect Ratio | 20:9 | 18:9 |
| PPI | ~ 522 PPI | ~ 401 PPI |
| Screen to Body Ratio | ~ 89.7% | ~ 84.8% |
| Glass Type | Xiaomi Shield Glass 2.0 | |
| Features | Dolby Vision, HDR10+, 3200 nits (peak), 1920Hz PWM dimming / DC dimming, Original color PRO, Pro HDR, Wet Touch Technology, HDR10+, Dolby Vision, TÜV Rheinland Low Blue Light (Hardware Solution) Certified, TÜV Rheinland Flicker Free Certified, TÜV Rheinland Circadian Friendly Certified | HDR10, Corning Gorilla Glass 3 |
| Notch | Yes, Punch Hole | No |
| Dual Display | Yes, OLED, 5.1 inches, 1080 x 2340 pixels | |
| Memory | ||
| RAM | 16 GB | 6 GB |
| Storage | 512 GB | 128 GB |
| Storage Type | UFS 4.1 | |
| Card Slot | No | No |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | SA:n1/2/3/5/7/8/12/20/25/26/28A/28B/38/40/41/48/66/75/77/78/79/71, NSA: n1/3/5/7/8/20/28/38/40/41/66/75/77/78/79/71 | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | WiFi 6 support | |
| Bluetooth | Yes, v6.0, A2DP, LE, aptX HD | Yes, v5.0 |
| USB | Yes, USB-C v3.2 | Yes, USB-C v1.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go |
| IR Blaster | Yes | |
| Extra | ||
| GPS | GPS: L1+L5, Galileo: E1+E5a, GLONASS: G1, Beidou, QZSS: L1 + L5, NavIC: L5, A-GPS Supplementary Positioning, Electronic Compass, Wireless Network, Data Network, SAP | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, In Display | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Proximity Sensor, Ambient Light Sensor, Accelerometer, Gyroscope, Electronic Compass, IR Blaster, Laser Autofocus, Barometer, Flicker Sensor, X-Axis Linear Vibration Motor | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Extra | DLNA | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| IP Rating | IP68 | |
| Dust Resistant | Yes | |
| Extra Features | LPDDR5X RAM, Xiaomi 3D Dual-Channel IceLoop system, Stereo Speakers, 4-Mic Array | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.6 (Wide Angle) 23mm (wide), 1.0"-type, 1.6µm, multi-directional PDAF, OIS 50 MP ƒ/1.8 (Telephoto) 70mm (telephoto), 1/2.51", 0.7µm, dual pixel PDAF (10cm - ∞), OIS, 3x optical zoom 200 MP ƒ/2.6 (ultra telephoto) 100mm (periscope telephoto), 1/1.4", 0.56µm, multi-directional PDAF, OIS, 4.3x optical zoom 50 MP ƒ/2.2 (Ultra Wide) 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, dual pixel PDAF | 48 MP ƒ/1.7 (Wide Angle) 8 MP (Telephoto) 16 MP (Ultra Wide) |
| Camera Sensor | LYT-900 | |
| Auto Focus | Yes | Yes |
| Features | Leica Summilux Optical Lens, Laser AF, Color Spectrum Sensor, Leica Lenses, Two Leica Photographic Styles (Leica Authentic Look, Leica Vibrant Look), Leica Filters, Leica Classic Shutter Sound, Leica Watermark, Xiaomi ProFocus (Motion Tracking Focus, Eye Tracking Focus and Motion Capture), Lightning Burst, Digital Zoom Up to 120x, HDR, Dynamic Shot, Portrait Mode, Master-Lens System (23mm-135mm), 50MP Mode (Wide/Ultra Wide/Telephoto), 200MP Mode (Periscope), Super Macro, Panorama, Long Exposure, Documents, Fastshot Mode, Supermoon, Pro Mode, Image Formats Captured: DNG, HEIF, JPEG, RAW Mode, UltraRAW: 16-Bit, Rear Camera Video Features, Movie Mode, ShootSteady, Slow Motion, Dual Video, Time-Lapse, Ultra Night Video, Video Pro Mode, Video Log Format | Dual-tone , HDR, Panorama |
| Video Recording | 8K @ 30 fps UHD, 1080p @ 30/60 fps FHD, 4K @ 120/30/60 fps UHD | 2160p @ 30 fps UHD, 1080p @ 30 fps FHD, 720p @ 1920 fps HD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 32 MP ƒ/2 (Wide Angle) 21mm, 90° FOV Punch Hole, Autofocus, Screen Flash | Rear Selfie |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD | 2160p @ 30 fps UHD, 1080p @ 30 fps FHD, 720p @ 1920 fps HD |
| Technical | ||
| OS | Android v15 | Android v9.0 (Pie), upgradable to v11 |
| Custom UI | Xiaomi HyperOS 2 | |
| Chipset | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 855+ |
| CPU | 4.32 GHz, Octa Core Processor | 2.96 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz & Qualcomm AI engine | 2.96 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485 |
| GPU | Adreno 830 | Adreno 640 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Supports | MMS, Instant Messaging | |
| Yes | Yes, with Push Email | |
| Music | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB | MP3, WAV, FLAC, eAAC+ |
| Video | MP4, MKV, WEBM, 3GP, TS, HDR10+, Supports HDR Display When Playing HDR10+, Dolby Vision®, HDR Vivid Video Content | MP4, H.264 |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5410 mAh, Xiaomi Surge Battery | 4000 mAh, Li-Po Battery |
| Fast Charging | Yes, 90W HyperCharge | Yes |
| Wireless Charging | Yes, 80W HyperCharge | |
| Reverse Charging | Yes | |
| Reverse Wireless Charging | Yes | |