Xiaomi Mi Mix 4 vs Xiaomi 15 Ultra
Quick Comparison
Xiaomi 15 Ultra has better RAM than Xiaomi Mi Mix 4. In terms of display resolution, Xiaomi 15 Ultra has better resolution of 3200 x 1440 than Xiaomi Mi Mix 4 which has resolution of 2400 x 1080. Xiaomi 15 Ultra has more internal memory than Xiaomi Mi Mix.
| Name | Xiaomi Mi Mix 4 | Xiaomi 15 Ultra |
| RAM | 8 GB | 16 GB |
|---|---|---|
| Display | 6.67 in | 6.73 in |
| Internal Memory | 128 GB | 512 GB |
| Battery | 4500 mAh | 5410 mAh |
| Camera | 108 MP + 13 MP + 8 MP Triple | 50 MP Quad |
| Price | Rs. 54990 | Rs. 109999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is August 10, 2021 . The cost of Xiaomi Mi Mix 4 is Rs. 54990. The launch Date of the second phone is March 11, 2025. The cost of Xiaomi 15 Ultra is Rs. 109999.
Display comparison
Xiaomi Mi Mix 4 has screen size of 6.67 inches which falls short to Xiaomi 15 Ultra's 6.73 inch screen. Xiaomi Mi Mix 4 has AMOLED Screen type where as Xiaomi 15 Ultra has LTPO AMOLED Screen type. Xiaomi 15 Ultra has display density of 522 PPI & Xiaomi Mi Mix 4 has only 395 PPI display density. In terms of screen to body ratio, Xiaomi 15 Ultra has better screen to body ratio of ~ 89.7% than Xiaomi Mi Mix 4's ~ 87.6%. Both phones have same aspect ratio of 20:9.
Memory comparison
Xiaomi 15 Ultra's larger 16 GB RAM is better for playing games and all with respect to Xiaomi Mi Mix 4's lower 8 GB RAM. Xiaomi 15 Ultra has more Internal Memory (512 GB) than Xiaomi Mi Mix 4 (128 GB).
Camera comparison
Xiaomi Mi Mix 4's 108 MP + 13 MP + 8 MP Triple Rear Camera outclasses Xiaomi 15 Ultra's 50 MP Quad 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 Mi Mix 4's 20 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 11 and the second one on 15 version.
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Full Comparison
| Name | Xiaomi Mi Mix 4 | Xiaomi 15 Ultra |
| General | ||
| Country of Origin | India | |
| Model | Mix 4 5G | Mi 15 Ultra 25010PN30G |
| 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 | August 10, 2021 | March 11, 2025 |
| 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 | 75.4 x 162.65 x 8.02 mm | 75.3 x 161.3 x 9.48 mm |
| Weight | 225 g | 229 g |
| Bezel less | Yes | |
| Qwerty | No | |
| Colors | Silver Chrome | |
| Display | ||
| Type | Color AMOLED Screen (1B) | Color LTPO AMOLED Screen (68B) |
| Touch | Yes | Yes, 300 Hz Touch Sampling Rate |
| Size | 6.67 inches, 1080 x 2400 pixels, 120 Hz | 6.73 inches, 1440 x 3200 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 395 PPI | ~ 522 PPI |
| Screen to Body Ratio | ~ 87.6% | ~ 89.7% |
| Glass Type | Corning Gorilla Glass Victus | Xiaomi Shield Glass 2.0 |
| Brightness | 3200 nits (peak) | |
| Features | Wide color Gamut, True-tone, HDR10+ | 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 |
| Notch | Yes, Punch Hole | |
| Curved Display | Yes | |
| Memory | ||
| RAM | 8 GB | 16 GB |
| RAM Type | LPDDR5X | |
| Storage | 128 GB | 512 GB |
| Storage Type | UFS 3.1 | UFS 4.1 |
| Card Slot | No | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | 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, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | WiFi 6 support | |
| Bluetooth | Yes, v5.2, A2DP, LE, aptX HD | Yes, v6.0, A2DP, LE, aptX HD |
| USB | Yes, USB-C v2.0 | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | 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 | Yes, with dual-band A-GPS, GLONASS, GALILEO, BDS, QZSS, NavIC | 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 |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Color Spectrum | Proximity Sensor, Ambient Light Sensor, Accelerometer, Gyroscope, Electronic Compass, IR Blaster, Laser Autofocus, Barometer, Flicker Sensor, X-Axis Linear Vibration Motor |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP53 | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | Xiaomi 3D Dual-Channel IceLoop system, Aerospace-grade Glass Fiber | |
| Camera | ||
| Rear Camera | 108 MP ƒ/1.9 (Wide Angle) 8 MP ƒ/4.1 (Telephoto) 13 MP ƒ/2.2 (Ultra Wide) | 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 |
| Camera Sensor | LYT-900 | |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes, Laser AF |
| Features | HDR, Panorama | 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 |
| Video Recording | 8K @ 24 fps UHD, 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 8K @ 30 fps UHD, 1080p @ 30/60 fps FHD, 4K @ 120/30/60 fps UHD |
| Flash | Yes, Dual LED | Yes, Dual LED |
| Front Camera | 20 MP (Wide Angle) Under-display | 32 MP ƒ/2 (Wide Angle) 21mm (Wide), 1/3.14", 0.7µm Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD |
| Technical | ||
| OS | Android v11 | Android v15 |
| Custom UI | Xiaomi HyperOS 2 | |
| Chipset | Qualcomm Snapdragon 888+ | Qualcomm Snapdragon 8 Elite |
| CPU | 2.9 GHz, Octa Core Processor | 4.32 GHz, Octa Core Processor |
| Core Details | 1x2.99 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz & Qualcomm AI engine |
| Fabrication Node | 3 nm | |
| GPU | Adreno 660 | Adreno 830 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB |
| Video | Yes | MP4, MKV, WEBM, 3GP, TS, HDR10+, Supports HDR Display When Playing HDR10+, Dolby Vision, HDR Vivid Video Content |
| FM Radio | No | No |
| 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 | 4500 mAh, Li-Po Battery | 5410 mAh, Li-ion Battery |
| Fast Charging | Yes, 120W Fast Charging | Yes, 90W HyperCharge |
| Wireless Charging | Yes, 50W | Yes, 80W HyperCharge |
| Reverse Charging | Yes, 10W | Yes |
| Reverse Wireless Charging | Yes, 10W | |