Xiaomi 12X vs Xiaomi Mi 9 SE Comparison and Differences

Smartphone 1

Xiaomi 12X

Xiaomi 12X

Smartphone 2

Xiaomi Mi 9 SE

Xiaomi Mi 9 SE

Smartphone 3

Xiaomi 12X or Xiaomi Mi 9 SE Specs Comparison

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Common specs

Brand and model Xiaomi 12X Xiaomi Mi 9 SE
Rating (+0) (+0)
Release date December, 2021 2019, February
Dimensions (HxWxD) 152.7 x 69.9 x 8.2 mm | 6.01 x 6.01 x 2.75 in 147.5 x 70.5 x 7.5 mm | 5.81 x 5.81 x 2.78 in
Weight 176 g | 6.21 oz 155 g | 5.47 oz
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Colors Gray, Blue, Purple Violet, Blue, Gray
Battery 4500 mAh, Li-Po, non-removable 3070 mAh,  Non-removable Li-Po
Approximate price 699 EUR 300 EUR
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Screen

Technology AMOLED Super AMOLED
Touchscreen capacitive touchscreen capacitive touchscreen
Display colors 68B 16M
Screen size 6.28" in 5.97" in
Screen area 95.2 cm2 87.5 cm2
Screen format 20:9 (height:width) 19.5:9 (height:width)
Screen to body ratio 89.2% 84.1%
Screen resolution 1080 x 2400 px 1080 x 2340 px
Screen PPI /points per inch/ 419 PPI 432 PPI
Screen protection Corning Gorilla Glass Victus Corning Gorilla Glass 5
Other specs - 120Hz
-Dolby Vision
-HDR10+
-1100 nits (peak)
- HDR
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Camera and Video

Rear camera, main 50 MP, Triple 48 MP, Triple
Camera specs -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
-48 MP, f/1.8, 1/2'', 0.8µm, PDAF
-13 MP, f/2.4, (ultrawide), 1.12µm
-8 MP, f/2.4, (telephoto), 1.12µm, PDAF
Functions Dual-LED dual-tone flash, HDR, panorama Dual-LED flash, HDR, panorama
Video 8K@24fps, 4K@30/60fps, 1080p@30/120/240/960fps, gyro-EIS 2160p@30fps, 1080p@30/60/120fps, 720p@960fps
Front camera, selfie 32 MP, Single 20 MP, Single
Specifications 32 MP, f/2.5, 26mm (wide), 0.7µm 20 MP, f/2.0, 0.9µm
Functions HDR, panorama HDR
Video 1080p@30/60fps, 720p@120fps 1080p@30fps

Performance

Operating system - OS Android 12, MIUI 13 Android 9.0 (Pie)
Chipset - Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) - Qualcomm SDM712 Snapdragon 712 (10 nm)
CPU - Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) - Octa-core 2.3 GHz
GPU Adreno 650 Adreno 616
External memory No No
Internal memory 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM 64/128 GB, 6 GB RAM

Benchmark

Antutu 10 Total 790993
Antutu 10 CPU 228022
Antutu 10 GPU 219184
Antutu 10 Mem 141681
Antutu 10 UX 228022
Antutu 9 Total 692587
Antutu 8 Total 223441
Antutu 7 Total
GeekBench 6 Single Core 438
GeekBench 6 Multi Core 1308
GeekBench 6 OpenCL 966
GeekBench 6 Vulkan 849
GeekBench 5 Single Core 928 405
GeekBench 5 Multi-Core 3255 1451
GeekBench 4 Single Core 1870
GeekBench 4 Multi-Core 5825

Communication and Connectivity

SIM card Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Network GSM / CDMA / HSPA / EVDO / LTE / 5G GSM / CDMA / HSPA / LTE
Bands -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 
CDMA 800
-3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100  
CDMA2000 1xEV-DO
-4G - 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
-5G - 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
-2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 
CDMA 800 & TD-SCDMA
-3G - HSDPA 850 / 900 / 1900 / 2100
-4G - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
Speed HSPA 42.2/5.76 Mbps, LTE-A, 5G HSPA, LTE-A
GPRS Yes Yes
Edge Yes Yes
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi 6 (market dependent), dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
GPS Yes, with A-GPS. Up to tri-band: GLONASS (1), BDS (3), GALILEO (2), QZSS (2), NavIC Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC Yes (market/region dependent) Yes
USB USB Type-C 2.0, USB On-The-Go 2.0, Type-C 1.0 reversible connector, USB On-The-Go
Bluetooth 5.2, A2DP, LE 5.0, A2DP, LE, aptX HD

Music and Audio

Radio No No
Headphone jack No No
Others - 24-bit/192kHz audio
-Tuned by Harman Kardon
- Active noise cancellation with dedicated mic

Other features

Sensors - Fingerprint (under display, optical), accelerometer, proximity, gyro, compass , Infrared port - Fingerprint (under display), accelerometer, gyro, proximity, compass , Infrared port
Other extras
- Fast charging 67W, 100% in 39 min
-Power Delivery 3.0
-Quick Charge 4

- Fast battery charging 18W

Reviews and Opinions on Xiaomi 12X and Xiaomi Mi 9 SE

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