Xiaomi 12X The Xiaomi 12X is a balanced everyday device, powered by the Qualcomm SM8250-AC Snapdragon 870 5G (7 nm), suited to light-to-moderate use, with a 4,500 mAh battery for solid all-day use (2021).
2021 · Mid-range · Android 11 ⓘ Grades compare this device against others in its own market segment (Flagship), not against every device on the site.
⚡ Quick Specs
Size 6.28" · 152.7 x 69.9 x 8.2 mm (6.01 x 2.75 x 0.32 in)
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
RAM 12GB | 8GB
Storage 128GB | 256GB
Main Camera 50 MP · Dual-LED dual-tone flash
⚖️ Compare With
Xiaomi 12X vs Xiaomi Poco X2 Xiaomi 12X vs Xiaomi Poco X3 NFC Xiaomi 12X vs Xiaomi Redmi 10X 5G Xiaomi 12X vs Xiaomi Redmi Note 9 5G Xiaomi 12X vs Xiaomi Redmi Note 9 Pro Xiaomi 12X vs Xiaomi Mi 10T Lite 5G
✓︎ Pros
✓ Solid 4,500 mAh battery for all-day use
✓ Smooth Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) for daily use and light gaming
✓ 12GB of RAM — plenty for heavy multitasking and keeping many apps open
✓ Sharp 419 PPI screen
✓ 6.28" OLED/AMOLED display with deep blacks and vibrant colours
⊗ Cons
✗ No headphone jack — requires wireless or USB-C audio
⚙️ Performance
Chipset
Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
Mid-range — handles daily tasks well
CPU
Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
RAM
12GB | 8GB
Heavy multitasking without slowdowns
💻 Display
Sharpness
419 ppi
Sharp and comfortable to read
Panel
AMOLED, 68B colors, 120Hz, Dolby Vision, HDR10+, 1100 nits (peak)
OLED: perfect blacks, vivid colours, power-efficient
Protection
Corning Gorilla Glass Victus
📷 Camera
Main Camera
50 MP
Good detail in daylight conditions
Multi-Camera Setup
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
Main Video
8K@24fps, 4K@30/60fps, 1080p@30/120/240/960fps, gyro-EIS
Main Camera Features
Dual-LED dual-tone flash, HDR, panorama
Selfie Video
1080p@30/60fps, 720p@120fps, HDR
🔋 Battery
Capacity
4,500 mAh
Solid day-to-day battery life
Charging
67W wired, PD3.0, QC4, 100% in 39 min
📱 Design & Build
Weight
176g
Balanced size and weight
Dimensions
152.7 x 69.9 x 8.2 mm (6.01 x 2.75 x 0.32 in)
Sensors
Fingerprint (under display, optical), accelerometer, proximity, gyro, compass
📶 Network
Technology
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G Bands
GSM 850 / 900 / 1800 / 1900
3G Bands
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
📡 Connectivity
WiFi
Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi 6 (market dependent), dual-band, Wi-Fi Direct
NFC
Yes (market/region dependent)
GPS
GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
🔊 Sound
Loudspeaker
Yes, with stereo speakers
❓ Frequently Asked Questions
Does the Xiaomi 12X support 5G?› Yes, the Xiaomi 12X supports 5G connectivity.
Does the Xiaomi 12X have NFC?› Yes, the Xiaomi 12X has NFC for contactless payments and pairing.
Does the Xiaomi 12X support wireless charging?› No, the Xiaomi 12X charges via cable only — no wireless charging.
Does the Xiaomi 12X support fast charging?› Yes, up to 67W (67W wired, PD3.0, QC4, 100% in 39 min).
Does the Xiaomi 12X have expandable storage?› No, the Xiaomi 12X does not support a memory card.
Does the Xiaomi 12X support dual SIM?› The Xiaomi 12X SIM configuration: Nano-SIM + Nano-SIM.
Does the Xiaomi 12X have a headphone jack?› No, the Xiaomi 12X does not have a 3.5mm headphone jack.
Does the Xiaomi 12X have stereo speakers?› Yes, the Xiaomi 12X has stereo speakers.
What Android version does the Xiaomi 12X ship with?› The Xiaomi 12X ships with Android 11, MIUI 13.
What type of USB port does the Xiaomi 12X use?› The Xiaomi 12X uses USB Type-C 2.0, OTG.
Does the Xiaomi 12X support Wi-Fi 7?› The Xiaomi 12X supports Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi 6 (market dependent), dual-band, Wi-Fi Direct.
Does the Xiaomi 12X support Bluetooth LE Audio?› The Xiaomi 12X has 5.1 / 5.2, A2DP, LE.
