Available Variants
Full Specifications
Network
| Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G |
| 2G bands | GSM 850 / 900 / 1800 / 1900 CDMA 800 |
| 3G bands | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO |
| Speed | HSPA, LTE, 5G |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 42, 48, 66 |
| 5G bands | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 |
Launch
| Announced | 2021, December 28 |
| Status | Available. Released 2021, December 31 |
Body
| SIM | Nano-SIM + Nano-SIM |
| Weight | 176 g (6.21 oz) |
| Dimensions | 152.7 x 69.9 x 8.2 mm (6.01 x 2.75 x 0.32 in) |
Display
| Size | 6.28 inches, 95.2 cm2 (~89.2% screen-to-body ratio) |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~419 ppi density) |
| Protection | Corning Gorilla Glass Victus |
| Type | AMOLED, 68B colors, 120Hz, Dolby Vision, HDR10+, 1100 nits (peak) |
Hardware & Software
| OS | Android 11, MIUI 13 |
| Chipset | Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) |
| CPU | Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) |
| GPU | Adreno 650 |
Memory & Storage
| Card slot | No |
| Internal | 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM UFS 3.1 |
Main Camera
| Triple | 50 MP, f/1.9, 26mm (wide), 1/1.56", 1.0µm, PDAF, OIS 13 MP, f/2.4, 12mm, 123˚ (ultrawide), 1/3.06", 1.12µm 5 MP, f/2.4, 50mm (telephoto macro), AF |
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/120/240/960fps, gyro-EIS |
| Features | Dual-LED dual-tone flash, HDR, panorama |
Selfie Camera
| Single | 32 MP, f/2.5, 26mm (wide), 0.7µm |
| Video | 1080p@30/60fps, 720p@120fps, HDR |
| Features | HDR, panorama |
Sound
| Loudspeaker | Yes, with stereo speakers |
| Audio Quality | 24-bit/192kHz Hi-Res audio Tuned by Harman Kardon |
| 3.5mm jack | No |
Connectivity
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi 6 (market dependent), dual-band, Wi-Fi Direct |
| Infrared port | Yes |
| USB | USB Type-C 2.0, OTG |
| Radio | No |
| NFC | Yes (market/region dependent) |
| Positioning | GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) |
| Bluetooth | 5.1 / 5.2, A2DP, LE |
Features
| Sensors | Fingerprint (under display, optical), accelerometer, proximity, gyro, compass |
Battery
| Charging | 67W wired, PD3.0, QC4, 100% in 39 min |
| Type | Li-Po 4500 mAh |
Tests
| Performance | AnTuTu: 598003 (v8), 690298 (v9) GeekBench: 3168 (v5.1) GFXBench: 47fps (ES 3.1 onscreen) |
| Battery (old) | Endurance rating 105h |
| Loudspeaker | -25.6 LUFS (Very good) |
| Camera | Photo / Video |
| Display | Contrast ratio: Infinite (nominal) |
Frequently Asked Questions
Description
Overview & Display
The Xiaomi 12X presents a compact and modern design, weighing in at a comfortable 176 grams. Its dimensions of 152.7 x 69.9 x 8.2 mm suggest a phone easily manageable with one hand. The expansive 6.28-inch AMOLED display, boasting a 20:9 aspect ratio and a high screen-to-body ratio of 89.2%, promises an immersive viewing experience. Protected by Corning Gorilla Glass Victus, the display delivers vibrant colors with 68 billion colors and supports Dolby Vision and HDR10+ technologies, reaching a peak brightness of 1100 nits. The 120Hz refresh rate ensures smooth scrolling and fluid animations, ideal for multimedia consumption and gaming.
Powering the Xiaomi 12X is a Qualcomm SM8250-AC Snapdragon 870 5G chipset, paired with either 8GB or 12GB of RAM and internal storage options of 128GB, 256GB, or 256GB utilizing UFS 3.1 technology. This combination suggests a responsive and capable device for everyday tasks and more demanding applications. Running on Android 11 with MIUI 13, the software experience should be intuitive and feature-rich, facilitating seamless multitasking and efficient operation. The octa-core processor, with a peak clock speed of 3.2 GHz, should provide ample power for most users.
Camera & Battery
The rear camera array on the Xiaomi 12X is quite versatile, featuring a 50MP wide lens with optical image stabilization (OIS) and a large 1/1.56" sensor. Alongside this, a 13MP ultrawide lens with a 123-degree field of view and a 5MP telephoto macro lens offer diverse shooting options. Video recording capabilities extend to 8K resolution at 24fps and 4K at both 30 and 60fps, with gyro-EIS for stable footage. The ability to capture video at up to 960fps in 1080p resolution indicates a focus on slow-motion recording.
For selfies, the Xiaomi 12X incorporates a 32MP front-facing camera. This camera supports HDR and panorama modes, allowing for detailed and well-exposed self-portraits and wider group shots. A 4500 mAh battery fuels the device, supporting 67W wired charging with PD3.0 and Quick Charge 4 protocols. The inclusion of this fast-charging technology promises a quick return to full power, with a claimed 100% charge in approximately 39 minutes. This should provide a comfortable battery life for a full day of typical use.
Who Should Buy This
The Xiaomi 12X is an excellent choice for users seeking a premium smartphone experience in a more compact form factor. Its strong performance, vibrant display, and versatile camera system cater well to those who enjoy photography, gaming, and multimedia consumption. Individuals who prioritize a device that's easy to handle and fits comfortably in their pocket will appreciate the smaller size. However, users needing expandable storage via a microSD card or a headphone jack may want to consider alternative options. Ultimately, the Xiaomi 12X is ideally suited for mobile professionals and everyday users who want a stylish and capable phone.
Pros
- Vibrant 120Hz AMOLED display
- Fast 67W wired charging
- Versatile triple-camera system
- Powerful Snapdragon 870 5G processor
- Stereo speakers tuned by Harman Kardon
Cons
- No expandable storage
- No 3.5mm headphone jack
- No wireless charging
- Radio functionality is absent
- NFC availability is market dependent
Verdict
The Xiaomi 12X delivers a compelling package combining performance, design, and camera capabilities in a manageable size. The Snapdragon 870 5G ensures smooth and responsive operation, while the AMOLED display provides an excellent viewing experience. While the lack of expandable storage and a headphone jack might be drawbacks for some, the fast charging and versatile camera system compensate. Overall, the Xiaomi 12X is a well-rounded smartphone that offers a premium experience for those seeking a compact and powerful device.
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Performance & Features
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Screen-on time (mixed usage)
Based on AI analysis
* These values are calculated automatically by our system and may not be 100% accurate.
Antutu Benchmark
v9* Scores are based on lab tests and may vary by device condition and version.