Xiaomi 15 Ultra vs Xiaomi Redmi K20 Pro Signature Edition
Quick Comparison
Xiaomi 15 Ultra has better RAM than Xiaomi Redmi K20 Pro Signature Edition. In terms of display resolution, Xiaomi 15 Ultra has better resolution of 3200 x 1440 than Xiaomi Redmi K20 Pro Signature Edition which has resolution of 2340 x 1080. Xiaomi 15 Ultra has more internal memory than Xiaomi Redmi K20 Pro Signature Edition
| Name | Xiaomi 15 Ultra | Xiaomi Redmi K20 Pro Signature Edition |
| RAM | 16 GB | 8 GB |
|---|---|---|
| Display | 6.73 in | 6.39 in |
| Internal Memory | 512 GB | 256 GB |
| Battery | 5410 mAh | 4000 mAh |
| Camera | 50 MP Quad | 48 MP + 13 MP + 8 MP Triple |
| Price | Rs. 109998 | Rs. 480000 |
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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. 109998. The launch Date of the second phone is July 17, 2019 . The Expected cost of Xiaomi Redmi K20 Pro Signature Edition is Rs. 480000.
Display comparison
Xiaomi Redmi K20 Pro Signature Edition has screen size of 6.39 inches which falls short to Xiaomi 15 Ultra's 6.73 inch screen. Xiaomi 15 Ultra has LTPO AMOLED Screen type where as Xiaomi Redmi K20 Pro Signature Edition has Screen type. Xiaomi 15 Ultra has display density of 522 PPI & Xiaomi Redmi K20 Pro Signature Edition has only 403 PPI display density. In terms of screen to body ratio, Xiaomi Redmi K20 Pro Signature Edition has better screen to body ratio of ~ 91.9% than Xiaomi 15 Ultra's ~ 89.7%. Xiaomi 15 Ultra has 20:9 aspect ratio where as Xiaomi Redmi K20 Pro Signature Edition has 19.5:9 aspect ratio.
Memory comparison
Xiaomi 15 Ultra's larger 16 GB RAM is better for playing games and all with respect to Xiaomi Redmi K20 Pro Signature Edition's lower 8 GB RAM. Xiaomi 15 Ultra has more Internal Memory (512 GB) than Xiaomi Redmi K20 Pro Signature Edition (256 GB).
Camera comparison
Xiaomi 15 Ultra's 50 MP Quad Rear Camera outshines Xiaomi Redmi K20 Pro Signature Edition's 48 MP + 13 MP + 8 MP Triple Rear Camera in terms of resolution. Xiaomi 15 Ultra will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Xiaomi Redmi K20 Pro Signature Edition's 20 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 15 and the second one on v9.0 (Pie) version.
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Full Comparison
| Name | Xiaomi 15 Ultra | Xiaomi Redmi K20 Pro Signature Edition |
| General | ||
| Country of Origin | India | |
| Model | Mi 15 Ultra 25010PN30G | Redmi K20 Pro Signature Edition |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | March 11, 2025 | July 17, 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 | 74.3 x 156.7 x 8.8 mm |
| Weight | 229 g | 191 g |
| Bezel less | Yes | |
| Qwerty | No | |
| Colors | Silver Chrome | |
| Display | ||
| Type | Color LTPO AMOLED Screen (68B) | Color Horizon AMOLED (16M Colors) |
| Touch | Yes, 300 Hz Touch Sampling Rate | Yes |
| Size | 6.73 inches, 1440 x 3200 pixels, 120 Hz | 6.39 inches, 1080 x 2340 pixels |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 522 PPI | ~ 403 PPI |
| Screen to Body Ratio | ~ 89.7% | ~ 91.9% |
| Glass Type | Xiaomi Shield Glass 2.0 | |
| Brightness | 3200 nits (peak) | |
| Features | DCI-P3, Dolby Vision, HDR10+, 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, Always-active Display | Corning Gorilla Glass 5, Always On Display, Dark Mode, Reading Mode 2.0 |
| Notch | Yes, Punch Hole | No |
| Curved Display | Yes | |
| Memory | ||
| RAM | 16 GB | 8 GB |
| RAM Type | LPDDR5X | |
| Storage | 512 GB | 256 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 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Performance | ||
| AnTuTu Score | 2,477,963 (Total) (v10) 542,576 (CPU) 1,036,853 (GPU) 474,641 (Memory) 423,893 (UX) | |
| Geekbench Score | 8,871 (Multi Core) (v6) 2,960 (Single Core) 18,683 (OpenCL) 25,095 (Vulkan) | |
| 3DMark Score | 21,097 (Wild Life) (125 FPS) 6,134 (Wild Life Extreme) (35 FPS) | |
| Camera Score | 153 (DxOMark) | |
| Speaker Score | 84 (Very Good) | |
| Battery Test Result | 15.98 hours | |
| 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 | Dual Frequency GPS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| 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 | Light sensor, Proximity sensor, Accelerometer |
| 3.5mm Headphone Jack | No | Yes, Hi-Res Audio |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP68 | |
| Dust Resistant | Yes | |
| Extra Features | Xiaomi 3D Dual-Channel IceLoop system, Aerospace-grade Glass Fiber | Gold and Diamond |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.6 (Wide Angle) 23mm (Wide), 1.0"-Type, 1.6µm, Dual Pixel 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 (Periscope 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/1.75 (Main) 13 MP ƒ/2.4 (Ultra Wide) 8 MP ƒ/2.4 (Telephoto) |
| Camera Sensor | LYT-900 | |
| OIS | Yes | |
| Auto Focus | Yes, Laser AF | Yes, Lase AutoFocus |
| 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 | HDR, Panorama, Digital Zoom, Auto Flash, Face detection, Slow Motion, Google Lens |
| Video Recording | 8K @ 30 fps UHD, 1080p @ 30/60 fps FHD, 4K @ 120/30/60 fps UHD | 4K @ 60 fps UHD |
| Flash | Yes, Dual LED | Yes, Dual LED |
| Front Camera | 32 MP ƒ/2 (Wide Angle) 21mm (Wide), 1/3.14", 0.7µm Punch Hole, Autofocus, Screen Flash | 20 MP ƒ/2 Front Camera Popup |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v15 | Android v9.0 (Pie) |
| Custom UI | Xiaomi HyperOS 2 | |
| Chipset | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 855 |
| CPU | 4.32 GHz, Octa Core Processor | 2.8 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz & Qualcomm AI engine | 1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485 |
| Fabrication Node | 3 nm | |
| GPU | Adreno 830 | Adreno 640 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB | Yes |
| Video | MP4, MKV, WEBM, 3GP, TS, HDR10+, Supports HDR Display When Playing HDR10+, Dolby Vision, HDR Vivid Video Content | Yes |
| FM Radio | No | Yes |
| Speaker Type | Stereo | |
| Audio Features | 4-Mic Array, 24-bit/192kHz Hi-Res & Hi-Res Wireless Audio. Qualcomm XPAN (24-bit/96kHz Audio), Dolby Atmos | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5410 mAh, Li-ion Battery | 4000 mAh, Li-ion Battery |
| Fast Charging | Yes, 90W HyperCharge | Yes, 27W Sonic Charge |
| Wireless Charging | Yes, 80W HyperCharge | |
| Reverse Charging | Yes | |
| Reverse Wireless Charging | Yes, 10W | |