Xiaomi Mi Mix 3 vs Xiaomi 15 Ultra
Quick Comparison
Xiaomi 15 Ultra has better RAM than Xiaomi Mi Mix 3. In terms of display resolution, Xiaomi 15 Ultra has better resolution of 3200 x 1440 than Xiaomi Mi Mix 3 which has resolution of 1080 x 2340. Xiaomi 15 Ultra has more internal memory than Xiaomi Mi Mix.
| Name | Xiaomi Mi Mix 3 | Xiaomi 15 Ultra |
| RAM | 6 GB | 16 GB |
|---|---|---|
| Display | 6.39 in | 6.73 in |
| Internal Memory | 128 GB | 512 GB |
| Battery | 3200 mAh | 5410 mAh |
| Camera | 12 MP + 12 MP Dual | 50 MP Quad |
| Price | Rs. 36990 | Rs. 109999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is October 25, 2018. The cost of Xiaomi Mi Mix 3 is Rs. 36990. 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 3 has screen size of 6.39 inches which falls short to Xiaomi 15 Ultra's 6.73 inch screen. Xiaomi Mi Mix 3 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 3 has only 396 PPI display density. In terms of screen to body ratio, Xiaomi Mi Mix 3 has better screen to body ratio of ~ 93.4% than Xiaomi 15 Ultra's ~ 89.7%. Xiaomi Mi Mix 3 has 19.5:9 aspect ratio where as Xiaomi 15 Ultra has 20:9 aspect ratio.
Memory comparison
Xiaomi 15 Ultra's larger 16 GB RAM is better for playing games and all with respect to Xiaomi Mi Mix 3's lower 6 GB RAM. Xiaomi 15 Ultra has more Internal Memory (512 GB) than Xiaomi Mi Mix 3 (128 GB).
Camera comparison
Xiaomi 15 Ultra's 50 MP Quad Rear Camera outshines Xiaomi Mi Mix 3's 12 MP + 12 MP Dual 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 3's 24 MP + 2 MP Dual Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version v8.1 and the second one on 15 version.
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Full Comparison
| Name | Xiaomi Mi Mix 3 | Xiaomi 15 Ultra |
| General | ||
| Model | Mi Mix 3 | Mi 15 Ultra |
| 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 | October 25, 2018 | 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 | 74.7 x 157.9 x 8.5 mm | 75.3 x 161.3 x 9.48 mm |
| Weight | 218 g | 229 g |
| Colors | Silver Chrome | |
| Display | ||
| Type | Color AMOLED Screen (16M Colors) | Color LTPO AMOLED Screen (68 B) |
| Touch | Yes | Yes, 300 Hz Touch Sampling Rate |
| Size | 6.39 inches, 2340 x 1080 pixels | 6.73 inches, 1440 x 3200 pixels, 120 Hz |
| Aspect Ratio | 19.5:9 | 20:9 |
| PPI | ~ 396 PPI | ~ 522 PPI |
| Screen to Body Ratio | ~ 93.4% | ~ 89.7% |
| Glass Type | Xiaomi Shield Glass 2.0 | |
| Features | Corning Gorilla Glass | 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 |
| Notch | Yes, Punch Hole | |
| Memory | ||
| RAM | 6 GB | 16 GB |
| Storage | 128 GB | 512 GB |
| Storage Type | UFS 4.1 | |
| 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 | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | WiFi 6 support | |
| Bluetooth | Yes, v5.0 | Yes, v6.0, A2DP, LE, aptX HD |
| USB | Yes, USB-C | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, 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) | |
| Extra | ||
| GPS | Yes, with A-GPS Support | 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 | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyroscope, Compass, Proximity | 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 | |
| NFC | Yes | Yes |
| 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 | 12 MP + 12 MP | 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 |
| Camera Sensor | LYT-900 | |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Face detection, Touch to focus, 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 | 4K @ 30 fps UHD | 8K @ 30 fps UHD, 1080p @ 30/60 fps FHD, 4K @ 120/30/60 fps UHD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 24 MP + 2 MP Slider | 32 MP ƒ/2 (Wide Angle) 21mm, 90° FOV Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD | |
| Technical | ||
| OS | Android v8.1 (Oreo) | Android v15 |
| Custom UI | Xiaomi HyperOS 2 | |
| Chipset | Qualcomm Snapdragon 845 | Qualcomm Snapdragon 8 Elite |
| CPU | 2.8 GHz, Octa Core Processor | 4.32 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz & Qualcomm AI engine | |
| GPU | Adreno 630 | Adreno 830 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Supports | SMS, MMS, IM | |
| Push Email | Yes | |
| Music | MP3, WAV, eAAC+ | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB |
| Video | XviD, MP4 | MP4, MKV, WEBM, 3GP, TS, HDR10+, Supports HDR Display When Playing HDR10+, Dolby Vision®, HDR Vivid Video Content |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 3200 mAh, Li-ion Battery | 5410 mAh, Xiaomi Surge Battery |
| Fast Charging | Yes | Yes, 90W HyperCharge |
| Wireless Charging | Yes | Yes, 80W HyperCharge |
| Reverse Charging | Yes | |
| Reverse Wireless Charging | Yes | |