Xiaomi pushed boundaries with the Mi Mix 4, a device that reads less like an incremental upgrade and more like a genuine leap forward in what a flagship smartphone can offer. This mobile model runs on the Qualcomm Snapdragon 888+ 5G chipset built on a 5nm process — one of the most capable mobile processors available — paired with up to 12GB of RAM and 512GB of UFS 3.1 storage, delivering a performance level that handles demanding workloads, high-frame-rate gaming, and complex multitasking without any sign of strain. The 6.67-inch AMOLED display with 120Hz refresh rate, HDR10+, Dolby Vision, and Corning Gorilla Glass Victus protection represents the kind of screen experience that was once reserved for the most expensive devices on the market.
What truly separates this mobile model from most of its competition is its collection of firsts and standout decisions across every department. The triple rear camera system anchored by a 108 MP wide sensor with OIS, a periscope 5x optical zoom lens, and a 13 MP ultrawide shooter covers virtually every photographic scenario with impressive results. An under-display 20 MP front camera eliminates the notch entirely, giving the AMOLED panel an uninterrupted look that feels genuinely futuristic. The 4500 mAh battery charges at a staggering 120W wired — reaching full capacity in roughly 15 minutes — and supports 50W wireless charging as well, making this mobile model one of the most complete flagship packages available in Pakistan in 2026.



Review
Codenamed “Hercules,” the Xiaomi Mi Mix 4 arrives as a full-scale flagship that challenges the very best the industry has to offer in 2026. This mobile model is built around the Qualcomm Snapdragon 888+ 5G chipset on a cutting-edge 5nm process, driving an Octa-Core CPU that peaks at 2.99 GHz and an Adreno 660 GPU that delivers graphics performance rarely seen outside of top-tier gaming phones. The 6.67-inch AMOLED display commands attention immediately — supporting 120Hz refresh rate, HDR10+, Dolby Vision, 1 billion colors, and 800 nits of peak brightness in high-brightness mode, it presents content with a depth and vibrancy that genuinely sets it apart from competing panels. Corning Gorilla Glass Victus sits over the front, offering top-grade scratch and drop resistance, while the ceramic back and aluminum frame give the handset a premium physical character that matches its internal caliber. The triple rear camera system is one of the most versatile available at this price point — a 108 MP primary lens with f/1.9 aperture, Dual Pixel PDAF, Laser AF, and OIS handles main shots with outstanding resolution, while the 8 MP periscope telephoto lens delivers 5x optical zoom with its own OIS, and the 13 MP ultrawide captures broader scenes at 12mm. Video capability extends to 8K at 24/30fps and 4K at up to 60fps with gyro-EIS and HDR10+ support. The under-display 20 MP front camera is a true engineering achievement — it sits behind the screen completely, maintaining the full, uninterrupted AMOLED panel while still delivering sharp selfies and 1080p video. Memory configurations range from 8GB RAM with 128GB storage to a top-spec 12GB RAM with 512GB — all on UFS 3.1 for fast read and write speeds. The 4500 mAh battery charges at 120W wired in approximately 15 minutes and at 50W wirelessly in around 28 minutes, making this mobile model one of the fastest-charging devices available anywhere. Additional features such as IP53 dust and splash resistance, Ultra Wideband support, Harman Kardon-tuned audio, and NFC complete a package that covers every base a flagship buyer could reasonably expect in 2026.
Pros
- 120W wired charging fills battery in just 15 minutes
- Under-display 20 MP front camera with no notch or punch-hole
- 108 MP triple rear camera with 8K video recording
- Snapdragon 888+ 5G with Adreno 660 GPU for elite performance
- Harman Kardon-tuned audio with 24-bit/192kHz support
Cons
- No microSD card slot for storage expansion
- Under-display camera may produce softer selfies in challenging light
- IP53 rating is splash-resistant only — not fully waterproof
- Heavier build at 225g may feel substantial during long use
- USB Type-C 2.0 port despite flagship-level pricing
Body & Build
Every detail of the Mi Mix 4’s physical construction reflects Xiaomi’s commitment to producing a device that feels as premium as it performs. The ceramic back — available in Ceramic Black, Ceramic White, and Shadow Gray — gives the handset a smooth, cool-to-the-touch surface that is both visually distinctive and genuinely luxurious in hand. An aluminum frame ties the structure together, adding rigidity while keeping the overall silhouette sleek at 162.6 x 75.4 x 8mm. At 225 grams, the device has noticeable weight, but this is largely a result of the ceramic construction and large battery rather than poor design choices. The IP53 dust and splash protection rating adds a practical layer of reassurance for outdoor and everyday use, and the Dual Nano-SIM configuration with Dual Standby capability ensures users can manage two lines simultaneously without any compromise.
Body & Build Specifications
| Dimensions | 162.6 x 75.4 x 8 mm |
|---|---|
| Weight | 225 g |
| SIM Slots | Dual SIM, Dual Standby (Nano-SIM) |
| Available Colors | Ceramic Black, Ceramic White, Shadow Gray |
Camera Features
Imaging Excellence
Visual output on the Mi Mix 4 reaches a level that few mid-to-flagship devices can match. The primary 108 MP sensor with f/1.9 aperture, 24mm focal length, 1/1.33-inch sensor size, Dual Pixel PDAF, Laser AF, and OIS captures images with extraordinary resolution and lighting accuracy — producing shots that retain fine detail even when cropped heavily. The 8 MP periscope telephoto lens at 120mm focal length delivers 5x optical zoom with its own OIS, making distant subjects sharp and well-framed without digital degradation. At the opposite end, the 13 MP ultrawide at 12mm focal length pulls in broad environmental shots with natural perspective. Dual LED flash ensures consistent artificial lighting across all three lenses. Video recording climbs all the way to 8K at 24 and 30fps, with 4K at 30 and 60fps, and 1080p options at up to 240fps for slow-motion capture — all with gyro-EIS stabilization and HDR10+ support. The under-display 20 MP front camera records 1080p video and takes selfies without breaking the screen’s clean, uninterrupted surface.
| Rear Camera | 108 MP, f/1.9, OIS + 8 MP Periscope Telephoto, 5x Optical Zoom, OIS + 13 MP Ultrawide, f/2.2, Dual LED Flash |
|---|---|
| Front Camera | Under-Display: 20 MP, 27mm (Wide), 1/3.4″ |
| Video Recording | 8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, HDR10+ |
| Camera Features | HDR, Panorama, Dual Pixel PDAF, Laser AF, OIS, Video |
Software & Speed
Hardware & Software
Processing power on the Mi Mix 4 sits at the very top of what mobile silicon could deliver at launch. The Qualcomm SM8350 Snapdragon 888+ 5G on a 5nm node brings Octa-Core CPU architecture to life with a prime core running at 2.99 GHz, three performance cores at 2.42 GHz, and four efficiency cores at 1.80 GHz — an intelligent arrangement that allocates processing resources based on the demands of each task. The Adreno 660 GPU ensures that graphically intensive games, video editing, and high-refresh-rate display output are all handled with remarkable smoothness. Android 11 with MIUI 12.5 provides a clean, feature-rich software environment that blends customization with performance optimization. Up to 12GB of RAM on UFS 3.1 storage keeps this mobile model operating at peak responsiveness even during extended heavy use, making it a genuinely capable daily driver for professionals and enthusiasts in 2026.
| Operating System | Android 11, MIUI 12.5 |
|---|---|
| Chipset | Qualcomm SM8350 Snapdragon 888+ 5G (5 nm) |
| CPU | Octa-Core (1×2.99 GHz + 3×2.42 GHz + 4×1.80 GHz Kryo 680) |
| GPU | Adreno 660 |
| RAM | 8GB / 12GB |
| Browser | HTML5 |
Display Quality
Screen Details
Looking at the Mi Mix 4’s display, it becomes immediately clear that Xiaomi invested heavily in this area. The 6.67-inch AMOLED panel with 1 billion color support, 120Hz refresh rate, HDR10+, Dolby Vision, and a wide color gamut creates a visual environment that makes streaming, gaming, and everyday browsing a noticeably richer experience. At 1080 x 2400 pixels and approximately 395 PPI, sharpness is consistent across the entire panel without any visible pixelation. The 800 nits high-brightness mode ensures the screen remains readable in direct sunlight, while True-tone adjustment keeps colors accurate under different lighting conditions. Corning Gorilla Glass Victus — one of the most durable display protection solutions available — covers the front, giving users confidence against both scratches and accidental drops that would damage lesser glass.
| Panel Type | AMOLED Capacitive Touchscreen, 1B Colors, Multitouch |
|---|---|
| Screen Size | 6.67 Inches |
| Resolution | 1080 x 2400 Pixels (~395 PPI) |
| Colors | 1 Billion Colors, Wide Color Gamut, True-tone |
Memory & Storage
Storage & RAM
Storage configurations on the Mi Mix 4 are designed to accommodate a wide range of users, from everyday professionals to heavy media consumers. Three built-in storage tiers — 128GB, 256GB, and 512GB — are all on UFS 3.1 technology, which significantly outpaces older UFS 2.x storage in read and write speeds, making app launches, file transfers, and system operations noticeably faster. RAM options of 8GB or 12GB ensure that this mobile model remains quick and fluid regardless of how many applications are running in the background simultaneously. The absence of a microSD card slot means buyers should choose their configuration carefully based on expected usage — but with up to 512GB of internal space, most users will find the onboard capacity more than sufficient for years of use without needing expansion.
| Internal Storage | 128GB / 256GB / 512GB (UFS 3.1) |
|---|---|
| RAM | 8GB / 12GB |
| Expansion Slot | No microSD Card Slot |
Connectivity Options
Connectivity Specs
Network and wireless connectivity on the Mi Mix 4 cover the full spectrum of modern standards without leaving any gaps. The device supports 5G SA/NSA alongside comprehensive 4G LTE-A bands, 3G HSPA, and 2G GSM, making it future-ready for high-speed data across different carrier networks. Wi-Fi 6e (802.11 a/b/g/n/ac/6e) delivers the latest wireless internet standard for fast and stable home and office connections, while Bluetooth 5.2 with apt-X HD brings premium wireless audio quality to compatible speakers and headphones. GPS is handled through dual-band A-GPS with GLONASS, BDS, GALILEO, QZSS, and NavIC — one of the most thorough satellite positioning setups available on any smartphone. NFC supports contactless payments and device pairing, an infrared blaster handles home appliance control, and Ultra Wideband technology adds precise spatial awareness for compatible accessories. USB Type-C 2.0 handles charging and data transfer reliably.
| 2G / 3G / 4G / 5G | GSM | HSDPA | LTE-A (Extensive Band Support) | 5G SA/NSA |
|---|---|
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac/6e, Dual-Band, Wi-Fi Direct, Hotspot |
| Bluetooth | v5.2 with A2DP, LE, apt-X HD |
| GPS | Dual-Band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC |
| USB | USB Type-C 2.0 |
| NFC | Yes |
Integrated Features
Advanced Features
Technology woven into the fabric of the Mi Mix 4 goes well beyond what most flagships include as standard. The sensor suite covers an accelerometer, color spectrum sensor, compass, gyroscope, proximity sensor, and an under-display optical fingerprint scanner — a lineup that supports everything from automatic screen adjustment to precise motion tracking in games and navigation apps. Audio output is tuned by Harman Kardon and supports 24-bit/192kHz playback, delivering studio-quality sound through both wired and wireless listening options. Active noise cancellation with a dedicated microphone ensures that calls and voice recordings stay clear even in loud surroundings. The IP53 rating provides reliable protection against dust and splashing water, while the ceramic and Gorilla Glass Victus build adds physical toughness. A photo and video editor, document viewer, torch, FM Radio, and support for built-in and downloadable games make this mobile model as practical as it is impressive — a complete flagship experience priced for Pakistani buyers in 2026.
| Sensors | Accelerometer, Color Spectrum, Compass, Fingerprint (Under Display, Optical), Gyro, Proximity |
|---|---|
| Audio | 24-bit/192kHz, Harman Kardon Tuned, Speakerphone |
| Media Players | Audio & Video Playback Supported |
| Messaging | SMS (Threaded View), MMS, Email, Push Mail, IM |
| Extras | IP53, UWB, Infrared Blaster, NFC, Active Noise Cancellation with Dedicated Mic, Photo/Video Editor, Document Viewer, FM Radio, Torch |

